Universal Input Isolation Smart Temperature Transmitter
WNK65 is suitable for four types of thermal resistors including Cu50, Cu100, PT100, PT1000 and eight types of thermocouple including E, J, B, K, N, R, S, T type. And it supports measurement of minivolt signal of -10~100mV and -100~1000mV, and resistive signal of 0~400Ω and 0~4000Ω. Isolation voltage is DC1000V.


Main Parameteres

1. Supply power:DC9V~32V;
2. Output signal 4-20mA with HART protocol digital communication ( two-wire )
3. Communicator or PC configuration and debugging software can do remote management;
4. Internal code end compensation accuracy: ±0.5ºC
5. Damp: 0-64 seconds adjustable;
6. Data refreshing frequency: 4times/second;
7. Stability: ±0.2%/year;
8. Woring ambient temperature range: -40ºC~+85ºC;
9. Dimensions: φ44mm;
10. Anti mechanical vibration: 10~60HZ,0.21mm sine wave;
11. Anti radio frequency interference: IEC61000-4-3, 20V/M,80~1000MHZ

Wiring ports diagram

Sensor connection ports

Main sensors accuracy parameters:

Founded in 2004, HEFEI WNK SMART TECHNOLOGY 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.