Defend wind control systems LFM7003 of gas flow such as the wind valve control lift anteroom of exhaust fume,etc.

The automatic control of the building includes defending the smoke evacuation system, its master function is outside the relation between a gas flow differential pressure among meeting a spaces such as the lift anteroom, amalgamating the anteroom, fire control stair, indoor,etc., and guaranteed to guarantee the outdoor requirement discharged or discharged in the flue for the flue gas under the environment of the fire of fire control, and prevent the wind pressure of delivery conduit from being too big, the ones that cause the emergency door can’t be pushed open normally, so has proposed defending the automation control of the smoke evacuation system, the key apparatus of its system control is: Air blower, air blower by-pass valve ( Let out and press the valve) , composition such as air current flow sensor, system control, serial wind control systems of LFM700 mouth, in order to meet safety control under automatic control of space gas flow of the building and fire environment of the fire control, have guaranteed that personnel try hard to avoid the two-shot danger that the flue gas causes to flee for one’s life in the circuit normally.

LFM7001 fire control wind control system, mainly in order to meet accurate pressure control of hitting high side and defending the gas flow automatic control system of smoke evacuation system and gas flow of the building, used in 22 layers and more than domestic premises and large-scale commercial building extensively. Use LFM108, LFM11 little differential pressure transducer to measure the sensory all – storeyed building and is distributed the meticulous voltage variation of gas flow of the area, judge whether it meets the flowrate pressure requirement designed through the change of the flowrate, and transmit to LFM7001 collecting system with the digital analog quantity signal, analyze and control the opening of the by-pass valve of the air blower or close through the intelligence of the system and every regional gas flow norm of realistic floor is distributed, thus realize intellectual control inside the building gas flow keep under the environment of rational qualified security against fire and the reasonable gas distribution is required, this system has high precision, digitization, 485 communication of intelligent signal data that are conducted, have digitized visual characteristic of telecommunication intelligence, and it is visual to install convenient, intellectual remote, figure, such multiple advantageses as self test can be expanded, lead the field of the same trade of our country.

LFM7003 fire control wind control system mainly defends the gas flow automatic control system of smoke evacuation system in order to meet and hit the end, used in the domestic premises of under 33 storeys extensively, it utilizes LF32 little pressure difference transducer (little differential pressure switch) Measure the sensory all – storeyed building and is distributed gas discharge variation of the area, judge whether it meets the flowrate pressure requirement designed through the change of the flowrate, and transmit to LFM7003 collecting system, analyze that controls the opening of the by-pass valve of the air blower or closes through the intelligence of the system with the switch quantity signal, thus realize the gas flow within the control building keeps under the environment of rational qualified security against fire, this system has passive mechanical reaction gas discharge variation and signal transduction of the low voltage direct current, so have very high reliable guarantee in security, and it is convenient and testing simple multiple advantages with cheap price to install, use that the building automatic control of end defended the isolated system of exhaust fume when suitable for.

The intersection of machinery and little differential pressure switch whether one regard gas as to measure medium, transmit, inch on off action realize the intersection of control and gas flow through the intersection of gas and little voltage variation, call it the machinery little differential pressure switch because of regarding machine construction as the main transmission form in whole movement structure.

Can be divided into according to the operation mode: No variable type and variable type. No the variable type points and acts the products made of the definite value of the pressure value on request, the pressure value of it movement is fixed, and the adjustable differential pressure switch can regulate the little differential pressure switch presumed independently within the range of certain pressure quantum, or replace the former’s application area progressively.

The design of switch inner chamber diaphragm reaction voltage variation of leeway of the adjustable [1 ] makes it can detect the change of pressure of minification. The intersection of switch and set point or it switches over some to be can through use adjusting knob and Built-in: the intersection of calibrate and visual yardstick carry on on-site adjustment briefly. This switch allocates a transparent true cover cap, has not merely protected the graded change of the adjusting knob, but offer the shelter of IP54 grade, is used the warm ventilation system inner filter to protect the monitoring equipment and defend the flow control of atmospheric pressure of the smoke evacuation system extensively.

Operating principle

The key technology of the little differential pressure switch is the degree of sensitivity to gas voltage variation of inner diaphragm of the housing, the switch is divided into the housing wholly ‘ Sensory part) With the microswitch ‘ Electric part) Make up, the housing diaphragm, through measuring the gaseous pressure in order that displacement takes place in the change transmits the opening and closing of the microswitch, realize and report an emergency and ask for help or increased vigilance or gas flow control acts on, appearance craft, machine construction, precision measure, in order to evaluate the performance characteristic of this product.

Install the way

Direct mount is gathered and monitored the environmental gas through the hose connection on the wall or cabinet, it is electrically connected to use the contact of ordinary cable.

Parameter characteristic

Interface


The tube is inserted directly in the external diameter 6.0mm


Medium


Empty, not flammable or endanger the gas


Maximum working pressure


10 kPa


Erection site


The diaphragm is in any position of the vertical direction


Protect the grade


IP54 (tape is covered over)


Operating temperature


-40 degrees C to 85 degrees of C


Exposed to the way


Single throw SPST of short-hilted broadsword) Or single-pole double throw (SPDT)


Electric index


Original resistance: < 400 milliohms; 1.5A(0.4A) ,250Vac


Connecting terminal


6.4 Mmx 0.8 inserts terminals directly


Can select


Acoustooptic warning function


Technological Limited Company of automatic control of LEFOO Zhejiang strength

Address: The latitude of Zhejiang Province Leqing economic development zone is 15 No. No. 220

Tel.: 0577-27822222 (telephone exchange) ,0571-89363666 (telephone exchange)

COO (manager Lin) : 18758775813,0577-27826738



Contacts: Manager Lin
Telephone: 860577-27826738
Fax: 86
Email: 3521570136@qq.com
Web site:
Address: Leqing economic development zone

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Friday, July 28th, 2017 Power & control products No Comments

Water level and well lid monitoring system DATA-6216/DATA-6218 of inspection shaft

Water level and well lid monitoring system of inspection shaft


Project overview
The inspection shaft is the rain / essential structures of the sewage drains network, convenient and daily check, prevent and dredge the important facilities that the pipeline stops up.
Water level and well lid monitoring system of inspection shaft are important contents of some place intelligence water drainage construction of Anhui. Administrative department can the overall situation know operation conditions of drains network, discern, deposit the intersection of tube and piece and find well lid to be unusual in time effectively through system this, in order to make the flood prevention fast to respond to, ensure resident’s going out the security.


The system makes up


The on-the-spot monitoring equipment forms:
The inspection shaft monitors RTU: DATA-6218 (battery-driven, IP68 water-proof type RTU)
The checkout equipment of water level: Input type level gauge ( Can also choose ultrasonic liquid level, take into account other level gauges)
The state checkout equipment of the well lid: Limit switch ( Limit switch)
System implementation explains
1) The limit switch is installed below the well lid, just touch the stylus which touches the limit switch when on the cover the well lid; When the well lid is moved, the stylus state of the limit switch changes (if from ” hold ” Get and ” close ” ),And export the signal passing cable of this change of state for the inspection shaft to monitor RTU.
2) The probe of the putting into fluviograph is installed in the bottom hole portion and fixed of the basement firmly, measure the inner water level data of inspection shaft in real time, and export and for the inspection shaft to monitor RTU the data through the cable.
3) Under the normal conditions, the inspection shaft monitors RTU timing (time interval can be had) Give state and water level data of the well lid to the monitoring center through GPRS/CDMA network transmission; State change and when the intersection of water level and data exceed alarm value that preserve as well lid, RTU is real-time to report the warning message to the monitoring center that the inspection shaft monitors.
4) The drains network of the centre monitors water level data and well lid state of every inspection shaft of dynamic display of system software, offer inquiring, count, analyze the function, and brief on the warning message through playing various forms such as the window, warning tone, message,etc..


System function

Monitor the important nodal water level of inspection shaft of the pipe network, find the pipe network deposits, stops up the phenomenon in time.
Monitor the well lid state of inspection shaft, the well lid is lost, shifted etc. and called the police immediately while unusually happening.
Offer the pipe network to operate early warning information in time, the work of flood prevention offers the decision basis in order to meet an urgent need.
Diagnose bottle cervical duct section in the drains network, offer the basis for pipe network transformation.
The flow capacity of the area offers the analytical data in order to assess the low-lying, apt to suffer from waterlogging.
Traced back to the pipe network and operated the historical state, carry on fault analysis auxiliarily.


Systematic characteristic

Professional apparatus
IP68 is waterproof, the battery is self-powered, low power loss operation.
Various function
Can be flexible according to the concrete demand to adjust the function, increases and decreases and monitors one.
Compatibility is strong can match all kinds of measurement instrument, perception apparatus to making;
Can connect other Application Platformses through forms such as OPC, database,etc. in.
Convenient maintenance
The inspection shaft monitors RTU and supports long-range parameter setting, long-range plant maintenance.


Relevant products

The inspection shaft monitors RTU: http://www.data86.com/? p =1369
Putting into level gauge: http://www.data86.com/? p =1306

More details of water level of inspection shaft and well lid monitoring system please land Tangshan it is flat that company’s websites rise: http://www.data86.com




Contacts: Zhang Shijie
Telephone: 8615303157856
Fax: 860315-7746232
Email: 1053441813@qq.com
Web site: http://www.data86.com
Address: The national high and new technology development zone of Tangshan starts an undertaking in the centre

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Friday, July 28th, 2017 Power & control products No Comments

It is high-frequency water-cooling switching power supply / electric plating power / Ningbo water-cooling electric plating power /

Jump the positive electricity device factory to establish in Ningbo of Zhejiang Province in 2004 in Zhenhai, Ningbo, it is a member unit of electric plating association of Ningbo, the company collects the technology research and development of high-new science, the products are made, production and sales is in an organic whole, high-frequency switching power supplies produced, it is high-frequency rectifier,high-frequency for electric plating power,stabilized voltage supplies direct-flow,it is high-frequency and air-cooled /water-cooling switching power supply, dual kickback type of supply, the power of direct-current charging, the laboratory / teaching uses the power of experiment, products such as the power of accumulator charge, the electrical machinery of direct-current charging,etc., are sold to all parts of the country, and obtained good appraising and products quality estimation of after service and jumped the positive electricity device and inherited people first, the development strategy of mutually beneficial and win-win result, discuss the outlet with quality, work for development with prestige, adhere to scientific development view all the time, make the intersection of products and energy-conserving environmental protection, let whom customer spend rest assured.

The use of the products:

This power – high-frequency water-cooling switching power supply is suitable for metal plating, plastic electric plating, electroplate acid copper, alkali copper, burnt copper, nickel, tin, zinc, ornamental chromium, hard chromium, advanced products surface treatment technology of oxidizing etc..

The characteristic of the products:

1,The water-cooling high-frequency switching power supply adopts the aluminium sheet water-flowing and dispels the heat, moan the purt volume and compare the air-cooled switching power supply and dwindle greatly;

2,The design rationalization of pipe line, module of IGBT power, characteristic of adopting the internationally recognized company are more steady;

3,Have voltage regulation, current regulator work pattern with excessive load, shorting out, overtemperature, lack and equal to protecting function and soft turn on;

4,The priviledges involve the control system, the internal structure adopts acid protection, alkali to be designed and lengthened the life time of the products greatly;

5,Mark the worthy of antisepticizinging long-range control box, can make the coating bath isolate from power, raise the life time of the products;

6,Can offer: Timing alarm system of the digital display; RS232 or RS485 standard interface; Ampere-hour meter; 4-20MA 0-5V controls the signal interface.

Technical parameter:

Input voltage: 380V three-phase four-wire, 50Hz-60Hz;

Export the DC current: 300A-30000A arbitrary selection;

Export the direct-current volts: 3V-1000V;

The precision of voltage regulation: <<1%;

The precision of current regulator: <<1%;

Export the ripple: 1%-2%;

Cooling way: Water-cooling;

The water quality of cooling: Ordinary running water, recommend the deionized water; PH value: 7-8,3 degrees of water pressure 0.1-0.25MP water temperature – 33 degrees;

Overall efficiency: >>90%;

Load runs: Full load runs in 24 hours, 1000 meters above sea level, lower and hold using;

Work environment: The ambient temperature 10 degrees below zero should not be greater than 90% when the air humidity is in the ambient temperature 10-25 degrees to ¡æ40;

Packaging and service:

This product adopts the internal standard packaging of the trade, provide and deliver the products according to the customer’s actual conditions and client requirement, guarantee in one year after sale, offer technical support and maintenance service after sale in the whole journey, outside one year, collect the expenses of appropriate replacement part.

Jump the positive electricity device factory and serve you wholeheartedly in Zhenhai, Ningbo.

Telephone number: 057486361987,Contact Miss Liu: 13362859378;

Enterprise postbox: nbzhyydq@163.com

Company’s website: www.nb-yy.con;

Prosperous prosperous address: http://nbzhyydq.cn.1688.com/




Contacts: Zhang Tai
Telephone: 86057486361987
Fax: 860574-87304039
Email: nbzhyydq_a@163.com
Web site: http://www.nb-yy.com
Address: Village of the Chen ‘s of Sichuan street of flood dragon of Zhenhai of Ningbo

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Friday, July 28th, 2017 Power & control products No Comments

There aren’t De Miller Wei’s power series

Make your system more safe and more reliable

Offer the persistent electricity supply to you

The increasingly high production process of industrial automaticity, need 24V direct current power supply to offer reliable assurance during running continuously, especially while breaking down.

The power concept of De Miller Wei’s modularization really meets various demands of yours. De Miller Wei offers the whole solution to you with products of different exact fit.

De Miller Wei offers 5V, 24 V and 48V switching power supply of the industrial field demand, and is suitable for incessant industrial power and electronic thermal link products in 24V power network. It expands module such as DC/ DC direct current power supply, diode module, electrical relay module and module of electric capacity, also proved in the long-term electronic system is used. In the abominable industrial environment, in the chemical danger areas or ocean engineering fields, De Miller Wei has switching power supply which relevant world authorizes, can offer reliable application. In addition, our electronic thermal link products can offer reliable protection for your 24V direct-current circuit.

Power products can Miller have Ethernet more industrial and the intersection of surge and protector, electrical relay, and solid condition continue the electric equipment products use in conjunction with Germany Wei too, form a lot of intact solutions.






Contacts: Market department
Telephone: 86021-22195008
Fax: 86021-22195060
Email: chinamarketing@weidmueller.com.cn
Web site: http://www.weidmueller.com.cn
Address: The intersection of Shanghai and abundant the intersection of thorough fare and size 100 the intersection of treasure and the intersection of ore and intercontinental the 25th floor of commercial center

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Friday, July 28th, 2017 Power & control products No Comments

Koyo KCN-T serial in counter ‘ Mere ocean of Fuzhou) KCN-T total number counter

Koyo KCN-T serial in counter ‘ Sell 0591-83374942 in the mere ocean of Fuzhou) KCN-T series total number counter


Characteristic characteristic:

48mm× Adopt the large-scale LED display unit under 48mm faceplate

LCD display unit with background light

Initial setting and set point can revise convenient going on

Light contacting key operation panel, dustproof, watertight construction (IP64)

Avoid the black out memory function of the battery

Prevent the visor of the fault-operation





The guide look of the type:

Mains voltage
4
6
AC power type
KCN-4T
KCN-6T
DC power type
KCN-4T-C
KCN-6T-C


Characteristic specification:

Project
Series KCN-T
Kind
Total number counter
Settlement
No
Reveal figures
4 / 6 different aircraft types
Height of LED characters
4: 13mm 6: 10mm
Presume the range
4: 0- 9999 6: -99999- 999999
The highest counting rate
30cps: Open a way in terminal 5, 6
1kcps (No. 4) /5kcps (6) : Terminal 5, 6 rooms of short circuit
Input mode
Add and count (input voltage it from & quot; H" Get to & quot; L" Add by 1) hour
Input logic
No
External reset
Width 5ms of the dwarf signal the most
Automatic reset
Acknowledgement degree & le; 0.5ms
Hand-restoring
Acknowledgement degree & le; 0.1s
The power is reset
The break time of power: More than 1s / release time, (time when being possible to reach movement) under the 1s
Output mode
No
Output
No
Output time of monopulse
No
Input/Output acknowledgement
No
Presentation function of the radix point
No
Presetted the proportion function
No
Count input to forbid
Acknowledgement degree & le; 2.5ms



Contacts: Zheng DongMei
Telephone: 86059183374942
Fax: 860591-83371393
Email: 412954553@qq.com
Web site:
Address: Money No. 136 of middle way bores the room of 20 floors 1502 of north floor of the mansion in Fujian Province Fuzhou May Day of city

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Friday, July 28th, 2017 Power & control products No Comments

Power of switching power supply of the water-cooling / electric plating power of the high-frequency water-cooling / electric plating of Ningbo

Jump the positive electricity device factory to establish in Ningbo of Zhejiang Province in 2004 in Zhenhai, Ningbo, it is a member unit of electric plating association of Ningbo, the company collects the technology research and development of high-new science, the products are made, production and sales is in an organic whole, high-frequency switching power supplies produced, unless unless high-frequency for rectifier, it is high-frequency electric plating power, stabilized voltage supplies direct-flow,it is high-frequency and air-cooled /water-cooling switching power supply, dual kickback type of supply, the power of direct-current charging, the laboratory / teaching uses the power of experiment, products such as the power of accumulator charge, the electrical machinery of direct-current charging,etc., are sold to all parts of the country, and obtained good appraising and products quality estimation of after service and jumped the positive electricity device and inherited people first, the development strategy of mutually beneficial and win-win result, discuss the outlet with quality, work for development with prestige, adhere to scientific development view all the time, make the intersection of products and energy-conserving environmental protection, let whom customer spend rest assured.

The use of the products:

This power – high-frequency water-cooling switching power supply is suitable for metal plating, plastic electric plating, electroplate acid copper, alkali copper, burnt copper, nickel, tin, zinc, ornamental chromium, hard chromium, advanced products surface treatment technology of oxidizing etc..

The characteristic of the products:

1,The water-cooling high-frequency switching power supply adopts the aluminium sheet water-flowing and dispels the heat, moan the purt volume and compare the air-cooled switching power supply and dwindle greatly;

2,The design rationalization of pipe line, module of IGBT power, characteristic of adopting the internationally recognized company are more steady;

3,Have voltage regulation, current regulator work pattern with excessive load, shorting out, overtemperature, lack and equal to protecting function and soft turn on;

4,The priviledges involve the control system, the internal structure adopts acid protection, alkali to be designed and lengthened the life time of the products greatly;

5,Mark the worthy of antisepticizinging long-range control box, can make the coating bath isolate from power, raise the life time of the products;

6,Can offer: Timing alarm system of the digital display; RS232 or RS485 standard interface; Ampere-hour meter; 4-20MA 0-5V controls the signal interface.

Technical parameter:

Input voltage: 380V three-phase four-wire, 50Hz-60Hz;

Export the DC current: 300A-30000A arbitrary selection;

Export the direct-current volts: 3V-1000V;

The precision of voltage regulation: <<1%;

The precision of current regulator: <<1%;

Export the ripple: 1%-2%;

Cooling way: Water-cooling;

The water quality of cooling: Ordinary running water, recommend the deionized water; PH value: 7-8,3 degrees of water pressure 0.1-0.25MP water temperature – 33 degrees;

Overall efficiency: >>90%;

Load runs: Full load runs in 24 hours, 1000 meters above sea level, lower and hold using;

Work environment: The ambient temperature 10 degrees below zero should not be greater than 90% when the air humidity is in the ambient temperature 10-25 degrees to ¡æ40;

Packaging and service:

This product adopts the internal standard packaging of the trade, provide and deliver the products according to the customer’s actual conditions and client requirement, guarantee in one year after sale, offer technical support and maintenance service after sale in the whole journey, outside one year, collect the expenses of appropriate replacement part.

Jump the positive electricity device factory and serve you wholeheartedly in Zhenhai, Ningbo.

Telephone number: 057486361987,Contact Miss Liu: 13362859378;

Enterprise postbox: nbzhyydq@163.com

Company’s website: www.nb-yy.con;

Prosperous prosperous address: http://nbzhyydq.cn.1688.com/




Contacts: Zhang Tai
Telephone: 86057486361987
Fax: 860574-87304039
Email: nbzhyydq_a@163.com
Web site: http://www.nb-yy.com
Address: Village of the Chen ‘s of Sichuan street of flood dragon of Zhenhai of Ningbo

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Friday, July 28th, 2017 Power & control products No Comments

Precise small-scale electronic clash butterfly valve D971X of D973H-10C/D971X-10Z electronic butterfly valve

Precise small-scale electronic clash butterfly valve of D973H-10C/D971X-10Z electronic butterfly valve

It is the butterfly board rotating together with the valve stem that opens and closes one, in order to realize the opening of the valve, close and regulate. Lining butterfly valve to adopt the intersection of lining and technological the intersection of lining and thicker high molecular material at the intersection of excessive load and part, valve body, the intersection of butterfly and board, valve stem, anticorrosion is of good performance, can be suitable for mediums such as acid, alkali, salt and oxidizing agent, reducer, organic solvent of any density,etc., it is a chemical industry, petroleum, medicine, food, the intersection of steel and the intersection of smelt, papermaking, water and electricity,etc. and systematic gas, liquid, half fluidic pipe line and make dam and ideal product that adjuster used at the container, and can replace discharge gate, stop valve and other typological cutting off, regulation valves.

D973H-10C/D971X-10Z electronic butterfly valve precise small-scale electronic clash butterfly valve adopts the standard

Design criteria


GB/T2238-1989


Size of flange coupling


GB/T9113.1-2000; GB/T9115.1-2000; JB78


Structure length


GB/T12221-1989


Pressure test


GB/T13927-1992; JB/T9092-1999



D973H-10C/D971X-10Z electronic butterfly valve precise small-scale electronic clash butterfly valve is lined with the technical parameter of Fluorine butterfly valve electronically

Nominal size


DN( mm)


50- 2000


Nominal pressure


PN( MPa)


0.6


1.0


1.6


Proof pressure


Strength test


0.9


1.5


2.4


Leakage test


0.66


1.1


1.76


Angry leakage test


0.6


0.6


0.6


Applicable medium


Air, water, sewage, vapour, coal gas, oil,etc..


Drive the form


, endless screw worm gear drive, angry transmission, electric drive manually.


Precise small-scale electronic clash butterfly’s valve actuating gear of D973H-10C/D971X-10Z electronic butterfly valve
1. The function is powerful: Intelligent, regulating type, switched-mode.
2. The volume is small and exquisite: The volume is only equivalent to about 35% of the like product.
3. Easy to use: Adopt the single-phase power, the interstar connection is simple; Ball outstanding structure to adopt original creation, make, observe convenient; Avoid refueling and avoiding handing over item by item, waterproof rustproof, arbitrary angle to install.
4. The protective device has location of double limit, overheat protective, overload protection. The time of full travel is 15 seconds, 30 seconds, 45 seconds, 60 seconds. And take the manual function.
5. Intellectual numerical control: Built-in module adopt advanced the intersection of computer and one piece and intellectual control software, receive standard signal that computer or industrial instruments,etc. output directly ‘ 4-20mA DC /1-5VDC ) Realize intellectual control and accurate positioning of the valve opening.



Contacts: Zhang Song
Telephone: 8602159100197
Fax: 86021-59100297
Email: qianyi168@163.com
Web site: http://www.chinaqianyi.net
Address: Shanghai should highway 1868 No.

TAGS:

Friday, July 28th, 2017 Power & control products No Comments

Intellectual wind valve independent control system Gas flow of the building and defending exhaust fume automatically controlled LFM7001

The automatic control of the building includes defending the smoke evacuation system, its master function is outside the relation between a gas flow differential pressure among meeting a spaces such as the lift anteroom, amalgamating the anteroom, fire control stair, indoor,etc., and guaranteed to guarantee the outdoor requirement discharged or discharged in the flue for the flue gas under the environment of the fire of fire control, and prevent the wind pressure of delivery conduit from being too big, the ones that cause the emergency door can’t be pushed open normally, so has proposed defending the automation control of the smoke evacuation system, the key apparatus of its system control is: Air blower, air blower by-pass valve ( Let out and press the valve) , composition such as air current flow sensor, system control, serial wind control systems of LFM700 mouth, in order to meet safety control under automatic control of space gas flow of the building and fire environment of the fire control, have guaranteed that personnel try hard to avoid the two-shot danger that the flue gas causes to flee for one’s life in the circuit normally.

LFM7001 fire control wind control system, mainly in order to meet accurate pressure control of hitting high side and defending the gas flow automatic control system of smoke evacuation system and gas flow of the building, used in 22 layers and more than domestic premises and large-scale commercial building extensively. Use LFM108, LFM11 little differential pressure transducer to measure the sensory all – storeyed building and is distributed the meticulous voltage variation of gas flow of the area, judge whether it meets the flowrate pressure requirement designed through the change of the flowrate, and transmit to LFM7001 collecting system with the digital analog quantity signal, analyze and control the opening of the by-pass valve of the air blower or close through the intelligence of the system and every regional gas flow norm of realistic floor is distributed, thus realize intellectual control inside the building gas flow keep under the environment of rational qualified security against fire and the reasonable gas distribution is required, this system has high precision, digitization, 485 communication of intelligent signal data that are conducted, have digitized visual characteristic of telecommunication intelligence, and it is visual to install convenient, intellectual remote, figure, such multiple advantageses as self test can be expanded, lead the field of the same trade of our country.

The gas little pressure difference transducer sets up the products finished on machinery little differential pressure table and little differential pressure function foundation of machinery, the products are mainly collected and change three parts such as the unit, data output unit mainly by gas voltage variation reaction system, signal, measure and change into imitating or digital signal and convey to and gather the control system through the reaction of gas voltage variation, realize the purpose of realizing flow control of gas through detecting the change of the gas little pressure.

Generally used heating, ventilating and air-conditioning (HVAC) in a large amount System, the intersection of energy and supervising system, VAV and fan control and environmental the intersection of pollution control and static pipe line and the intersection of clean room and pressure, smog put on control, the intersection of dry oven and pressurization and the intersection of stove and the intersection of draught control,etc. and field.

The gas little pressure difference transducer sets up the products finished on machinery little differential pressure table and little differential pressure function foundation of machinery, the mechanical indicator declines the differential pressure table just has a display function of a indicator, the mechanical differential pressure table can only realize the invisible environment makes the gas voltage variation and reports an emergency and asks for help or increased vigilance or probably controls, the mechanical products measure coarseness and machinery to spread the dynamic characteristic, and the little pressure difference transducer of gas controls the key unit of reaction to realize figures visually with the electronic chip, characteristics such as high-accuracy measuring, great data processing,etc. meet the demand of acquisition of signal for the modern intellectual centralized control system.

The products are mainly collected and change three parts such as the unit, data output unit mainly by gas voltage variation reaction system, signal, measure and change into imitating or digital signal and convey to and gather the control system through the reaction of gas voltage variation, realize the purpose of realizing flow control of gas through detecting the change of the gas little pressure. The reaction system is generally chip reaction, spread chips such as the silicon crystal,etc. conventionally, it is key characteristics of good and bad decision of this chip that its properties of product are excellent and second-class, collect the original data of gas pressure through the reaction system, realize the simulation or output of digital signal through dealing with the chip, and the data finished under different environments are mended, the general output mode, in order to bend over (v) Fit (mA) Little signal output source, give to the centralized control system through the bunch or optical fiber transmission, realize the collection of on-the-spot gas pressure finally, and finish the corresponding scheme to assign through the control system.

Staples on the market is as follows, at present Non- programming little pressure difference transducer Programming pressure difference transducer Programmable to take the expicity pressure difference transducer

Generally used heating, ventilating and air-conditioning (HVAC) in a large amount System, the intersection of energy and supervising system, VAV and fan control and environmental the intersection of pollution control and static pipe line and the intersection of clean room and pressure, smog put on control, the intersection of dry oven and pressurization and the intersection of stove and the intersection of draught control,etc. and field.

Basic characteristic

Response time: 0.5s,1s,2s,4s

Definition:

LFM110/1Pa,0.1mmHO,0.01mbar,0.004inWG,

LFM112/0.007mmHG,0.1daPa,0.001KPa,0.001hPa

LFM116/0.1Pa,0.01mmH O,0.01mbar,0.01daPa,0.001hPa

The zero is normalized: The zero of manual key set is normalized

Measure mediums: Air and neutral gas

Have allowed to press: 15KPa(LFM110) ; 150KPa(LFM112) ; 4.5KPa(LFM116)

Main function

The little differential pressure sensor / transducer measures the differential pressure or barometric pressure, and change this pressure value into the proportional electric signal and export, used in the intellectual building energy

Supervising system, get up and measure pressurization of building and air flow to control required accurate pressure and flowrate.

Using the pressure value can be presumed live through the LFM11 series products Built-in: Toggle switch. l

Quantum: 0 ~ ¡À 10Pa/0 is ¡À 10,000Pal

Precision: ¡À 1.0% l

Many kinds of pressure units transferring l

LCD digital display screen in a poor light or there is no display screen l

The automatic zero of starting up normalizes l

Response time Built-in: to capture yards of the intersection of switch and adjustable scene through products ‘ 0.5S ~4S) l

The differential pressure zero of manual key set normalizes l

Adopt and import the core element l of micropressure

Rotate the way and is affixed to and installed the slab (mounting plate and host computer sealing body, so can implement step by step the phased type is installed) l

Install the way

Mark out the hole site of installation on the wall with the back scale first, bore deep 30mm? 6mm wall hole puts the expansion pipe ‘ Offer self-tapping screw and expansion pipe) with the goods ,

The little pressure difference transducer is installed

Open the clamp button of the differential pressure transmitter again, open and cover over, the self-tapping screw (ST3.5 * 25) Fix the appointed seat on the wall through the fixing hole of the differential pressure transmitter, it is easy to pass in and out the electric wire to connect through the water-proof joint, cover and cover over finally.

Specification parameter

LFM110 – 1,000 +1,000Pa is minimum can have 0 +100Pa

LFM112 – 10,000 +10,000Pa is minimum can have 0 +1000Pa

LFM116 – 100 +100Pa is minimum can have 0 ~+10Pa

Precision ¡À 1.0%

Pressure unit:

Pa,mmH2O,mbar,inWC,mmHG,daPa,KPa,hPa

Outcoming signal:

0~5VDC, 0~10VDC, 4~20mA, RS-485 signal

(Two-wire system, three wire system are exported, but the simultaneously using analog signal; RS-485 type has RS-485 image output only)

Power supply:

1,The simultaneous out of two set, the input voltage is 16~30VAC/VDC, can mix 24VDC adapter (3.5×1.35mm) Power supply

2,4~20mA (two wiring systems) Export, the input voltage is non-polar 12~30VDC

3,0~5V/10VDC exports, input voltage 16~30VAC/VDC

4,RS-485 exports, the input voltage is 12~30VAC/VDC

Power consumption : Less than or equal to 1.5W

The remarks: Non-polarity: Import to the voltage source and does not divide positive and negative

Mechanical parameter

Outer cover material: Industrial plastics, protection grade IP54

Display screen: Liquid crystal display in a poor light, 50* 22.5 mm (in a poor light that there is not two-wire system)

Digital height: Measure value 10 mm, unit 5 mm

The interface of pressure: Metal barb interface? 6.2 mm

Cable joint: The cable maximum diameter? 8 mm

Weight: 166g

Technological Limited Company of automatic control of LEFOO Zhejiang strength

Address: The latitude of Zhejiang Province Leqing economic development zone is 15 No. No. 220

Tel.: 0577-27822222 (telephone exchange) ,0571-89363666 (telephone exchange)

COO (manager Lin) : 18758775813,0577-27826738



Contacts: Manager Lin
Telephone: 860577-27826738
Fax: 86
Email: 3521570136@qq.com
Web site:
Address: Leqing economic development zone

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Friday, July 28th, 2017 Power & control products No Comments

The electric plating power of the high-frequency gold imitation is customizable

Use of the products
Suitable for the surface treatment technology of the electric plating gold imitation of the metal work piece.
Characteristic of the products
Development on the basis of electric plating craft characteristic of the gold imitation, set up three electric plating especially, first passage electric plating finish, turn into two section automatically, turn into the third segment automatically finish as two section electric plating, after arriving in third period of operation time, the auto-stop of apparatus, and give out the sound and light alarm;
Small, light with high efficiency, excessive load, shorting out, overtemperature, lacking and are equal to protecting the function, easy to operate and apt to study, convenient maintenance;
Have voltage regulation, current regulator function module work, mark and are worthy of the antisepticizing long-range control box, can make the coating bath isolate from power, raise the life time of the products;
Can offer: 1)Ampere-hour meter;
2)RS485 or RS232 standard interface;
3)4-20MA, interface of fortunately 0-5V control.

Technical parameter
Input voltage
220V, 380V three-phase four-wire, 415V, 50-60HZ
Export the DC current
100-500A arbitrary selection
Export the direct-current volts
6V, 12V, 15V, 18V, 24V, 36V arbitrary selection
Precision of voltage regulation
≤ 1%
Precision of current regulator
≤ 1%
Export the ripple
1%-2%
Cooling way
Forced air cooling
Work environment
0 ¡æ of ambient temperature – 40 ¡æ; The air relative humidity is not greater than 90% (20 ¡æ& plusmn of ambient temperature; At 5 ¡æ)



Contacts: Zhang Tai
Telephone: 86057486361987
Fax: 860574-87304039
Email: nbzhyydq_a@163.com
Web site: http://www.nb-yy.com
Address: Village of the Chen ‘s of Sichuan street of flood dragon of Zhenhai of Ningbo

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Friday, July 28th, 2017 Power & control products No Comments

Import Shanghai office HPW4014 of South Korean KCC electromagnetic valve KCC coil original packagingly

Import Shanghai office of South Korean KCC electromagnetic valve KCC coil original packagingly

The special price of Industrial Co., Ltd. uses the solenoid operated commercial installation to sells South Korean SRJ and KCC electromagnetic valve sincerely on the cloud of Shanghai, the automatic foundation on which used for controlling the fluid a component, it is the actuator, is not limited to hydraulic pressure, pneumatically. Import Shanghai office of South Korean KCC electromagnetic valve KCC coil original packagingly, is used in the direction, flowrate, speed and miscellaneous parameter of adjusting the medium in the industrial control system. The electromagnetic valve can cooperate with different circuit to realize anticipated control, and precision and flexibility that control can all be guaranteed. There are many kinds of electromagnetic valves, different KCC and SRJ electromagnetic valves contribute in different positions of control systems, the commonly used one is check valve, KCC relief valve, direction-control valve, KCC speed controlling valve,etc..

KS530D, KS640S, KS640D, KS534S, KS342S, KS105S, KS105D

His leading particulars is as follows, in KCC 3port pneumatic electromagnetic valve Constitution design of UNIVERSAL VALVE; The valve body adopts an adherent material, use for a long time; Suitable for the vacuum to operate, protected the coil to damage making up, long life. Exemplify the type: Series KT301, series KT317

Its leading particulars of KCC 5port pneumatic electromagnetic valve: High-capacity valve, are suitable for driving machinery large-scaly; Adopt the metal seal way, is stronger than the dust and non-lubricating. Exemplify the type: CS4230-042, CS4130-042, CS4130-043

Its leading particulars of KCC direct action solenoid valve: Direct type, closing type; Prevent the burning loss structure of the coil, long life: It is easy for the multiposition to count making and connect; Suitable for precise quantity splitter,etc.. Exemplify the type: KJAS39-2D, KJAS29-3D, KJAS29

Pneumatic valve series KCC are unlubricated type, durable for a long time, KBV210, KAV320, KAV530, KBV640, KAB342, KTA301

KCC 2 – its leading particulars of the electromagnetic valve that open: Guide kick type piston; Closing type; High capacity, have coil protection facilities; Easy to install etc.. Exemplify the type as follows:

Series HPW: HPW 102, HPW 206, HPW 4014, HPW 5020, HPW 6524,etc.

Series HDS: HDS 042G, HDS 043

Series HKW: HKW 154S, HKW 4014BF, HKW 3212B, HKW 5020BF, HKW 2510S,etc.

Series HKS: HKS 206S, HKS 4014SF, HKS 5020SF, HKS 154S, HKS 2510S, HKS 3212SF

The characteristic of the KCC KCAS series electromagnetic valve: Direct type; Closing type; Have unexplosive functions, have long performance life; Respond fast; Suitable for spitting the machine out quantitatively; Following situation, 5kgf/cm2 of service pressure, customizable the intersection of normal open type and 2 or 3 valve. KCAS2-01-26, KCAS2-C6-3G

KCC KPBT air reservoir, KPBT10L, KPBT-20L, KPBT-40L

KCC KPBV booster pump, KPBV06-2A-03-GS-10L

KCC AJP mini acicular air cylinder AJP-B10-15, AJP-B10-15-B-H4




Contacts: Xu Min
Telephone: 86021-56789697
Fax: 86
Email: 2751646359@qq.com
Web site:
Address: Baoshan District Luo fragrant Road, Lane 689 No. 40 Room 1015 of Shanghai

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Wednesday, July 26th, 2017 Power & control products No Comments