Hefei WNK Smart Technology Co., Ltd. >> Micro Differential Pressure Transducer with 4-20mA Output, Range of 0-7500PA

Micro Differential Pressure Transducer with 4-20mA Output, Range of 0-7500PA

Micro Differential Pressure Transducer with 4-20mA Output, Range of 0-7500PA
Price: Negotiable/Piece
Min Order: 1/Piece
Pay Type: T/T,Western Union
Prod Model: WNK268
Accuracy Grade: 1%Fs
Pressure Range: 0-7500PA

Product Description

WNK268 Micro Differential Pressure Transmitter   
 

WNK-268 is composed of stainless steel membrane and fixed electrode, which form a variable capacitance. Capacitance values change along with pressure change.  Its unique detection circuit turns change of capacitance to linear direct current signal. Elastic membrane can bear overpressure of 70KPa (both positive and negative), and there will be no damage. The transmitter has been done temperature compensation so as to have developed temperature performance and long-term stability.

WNK-268 can be used for measuring differential pressure and gauge pressure (static state), and translates signal to proportional current signal, outputs 4~20mA current signal. Excitation voltage is 24VDC.  WNK268 conforms to intrinsic safety requirement, explosion proof level is ia II CT4, which be applied to environment ith explosion-proof requirement.  The minimum pressure range of WNK-268 is 0~100Pa, maximum pressure range is 0~100KPa. Accuracy under room temperature is
±1%FS, temperature compensation range is +5~+65ºC. Through temperature compensation circuit, the temperature influence can be lower than ±0.06%FS/ºC.
With excellent cost performance, WNK-268 has been widely applied to nature gas pipe pressure monitoring, wind  pressure monitoring in power plant and etc.




Application
* Environmental pollution control
* Cleaning project
* Oven pressurization and ventilation control
* Nature gas and coal gas system monitoring
* Underground ventilation monitoring
* Medical instrument and equipment


Advantages
* 6 measuring ranges for on-site setting
* Variable capacitance sensing technology
* Stainless steel argon-arc welding sensitive elements
*Conforming to intrinsically safe explosion-proof ia II CT4(specific 268EX )
* UL94V-0 flame retardant rating
* Standard accuracy is ±1%FS
*Accuracy up to ±0.4%FS,±0.25%FS(special choice)
*Minimum measuring range is 0~100Pa

Technical Parameters:




Dimensions

 
Founded in 2004, ANHUI WNK ELECTRONIC ENGINEERING Co., Ltd is a hi-tech company specializing in different kinds of technologically-advanced and good quality sensor, transmitter and automation instrument. We devote to developing, manufacturing and selling of automation control system, providing our customers comprehensive fieldbus technical solutions and factory informatization construction.

Our main products include iEOS industrial cloud data base developing plate form; Industrial Internet of Things; WNK-WMS industrial wireless measurement system; Onsite measurement instruments like temperature, pressure, flow, level sensor and transmitter etc, widely applied in Petrochemical, Chemical, Power, Steel and Cement.

WNK is the third company in China developed PROFIBUS transmitters. WNK series PROFIBUS transmitter is the fourth in China certificated by international PROFIBUS organization, and Chinese first that completely having proprietary intellectual property rights. WNK PROFIBUS-PA temperature transmitters filled Chinese blank technology in the field.

With strict, scientific management system, WNK has been certificated to conform to standard GB/T 19001-2008 / ISO 9001: 2008 by China CLASSIFICATION SOCIETY CERTIFICATION COMPANY. WNK commits to developing of new products and technical innovation. With continuously effort in advanced technology of automation control system, WNK has been undertaking some innovation projects of MST (Ministry of Science and Technology), and has been honored as promising enterprise of "Giant of Technology "in Hefei Hi-tech Industry Development Zone.

As Chinese first and unique qualified production enterprise of 0.075% measurement in Anhui, WNK brand was awarded Anhui Famous Brand.

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