About Us
Factory Tour
Quality Control
Contact Us
Request A Quote
Hefei WNK Smart Technology Co.,Ltd
Home ProductsElectronic Digital Temperature Switch

PNP NPN PT100 Electronic Digital Temperature Switch

China Hefei WNK Smart Technology Co.,Ltd certification
China Hefei WNK Smart Technology Co.,Ltd certification
I'm Online Chat Now

PNP NPN PT100 Electronic Digital Temperature Switch

PNP NPN PT100 Electronic Digital Temperature Switch
PNP NPN PT100 Electronic Digital Temperature Switch PNP NPN PT100 Electronic Digital Temperature Switch

Large Image :  PNP NPN PT100 Electronic Digital Temperature Switch

Product Details:
Place of Origin: Hefei, CN
Brand Name: WNK
Certification: SGS, ISO9001:2015
Model Number: STS
Payment & Shipping Terms:
Minimum Order Quantity: 1 piece
Price: Negotiable
Packaging Details: Sea-Worthy Packing or Air-Worthy Packing
Delivery Time: 5-8 work days
Payment Terms: T/T, Western Union
Supply Ability: 5000pcs per month
Detailed Product Description
Temperature Range: -50...200C~260C Input: Pt100, Pt1000
Process Connection: G 1/2 M12(5pin,8pin) Analog Output: 4-20ma
Digital Output: PNP, NPN Analog Accuracy: 0.5%FS
Sealing: NBR
High Light:

PT100 Electronic Digital Temperature Switch


NPN Digital Temperature Switch


NBR Sealing Digital Temperature Switch


High Accuracy 4-20ma Output PT100 Smart Electronic Temperature Switch



WNK Smart Temperature Switch (STS ) supports PT100 or PT1000, it is with high measuring accuracy of 0.5℃. STS offers various functions including switch delay, switch point settable, display environment temperature, housing and display turnable and rotatable. 


  • Easily-readable, robust display
  • Intuitive and fast setup
  • Easy and flexible mounting configurations
  • Support PT100 or PT1000 input
  • Current output is 4~20mA+2PNP+MODBUS; voltage output is 0~5V/10V+ 2PNP+ MODBUS
  • Supporting Switching delay
  • Various analog output ways available
  • Switching points settable
  • Analog output span settable 
  • Electrical connector is M12 5pin or 8pin

Detailed Technical Info:


Measuring range -50~260℃
Accuracy ≤0.5℃
Supply Power 12…30V DC
Temp. Error ±0.02%FS/℃
Long-term Stability ±0.3%FS/Year
Analog output accuracy ±0.2%FS
Measuring Media Water, mineral-based hydraulic fluid and Synthetic oil
Wetted material Stainless steel, Nitrile Butadiene Rubber and PTFE

Output Configurations


switching+voltage+ communication 2×PNP + 0V~5VDC/10VDC + MODBUS
switching+current+ communication 2×PNP + 0mA/4mA~20mADC + MODBUS
Switching current 1.0A(Max.)
Switching type normally open , normally closed (settable)
Switching respond time <10ms
Switching delay 0.00s~1000.0s
Switching motion mode delay or windows mode
Analog signal output and maximum ohmic load RL Current output 0/4…20mA,20…4/0mA RL≤0.5kΩ
Voltage output 0…5/10V,5/10…0V RL>10kΩ
Screen display OLED
Menu language Chinese,English
Switching instruction 2X Red LED
Displaying pressure units kPa, mm, cm, m
Buttons 3X blue back-lighted touch buttons
Displaying supplementary variables environment temp., analog output value, max. Peak value,mini. peak value
Supplementary variables displaying mode fixed displaying or INFO button switching Display
Working temperature -30℃~80℃
Media temperature 0℃~60℃
Storage temperature -40℃~80℃
Electromagnetism compatible GB/T 17626.2/3/4-2006
Shock resistance ≤10g/10Hz...500Hz(IEC 60068-2-6-2007)
Vibration resistance ≤50g/11ms(IEC 60068-2-27-2008)
Protection Rating IP65 / IP68



Competitive Advantages

1. Founded in 2004, over 13 year professional research, developing and production experience;
2. Experienced and professional R&D team to provide customization services;
3. Producing transmitter core elements- PCB, supplying PCB for transmitter producers;
4. Highest accuracy up to 0.05%FS;
5. Various outputs I2C, SPI, 4~20mA, Hart, Modbus, Profibus-Pa, 0.5-4.5V, 0.2-2.9V and other analog outputs;
6. Our products have been exported to Germany, Norway, Poland, Finland, Spain, UK, France, Russia, USA, Brazil, Mexico, Australia, Japan, Korea, Thailand, Indonesia, Uruguay and many other countries.


Company Information

PNP NPN PT100 Electronic Digital Temperature Switch 0



Q: Are you manufacturer or trading company?

A: We are professional pressure/level/temperature measurement manufacturer with more than 13 years of experience. Our factory address is: 4/F,Bldg #6, No.168, Xiangzhang Road, High-tech District, 230088, Hefei, Anhui province, China.


Q: What’s your quality control system?

A: We are an ISO 9001-2015 certified manufacturer, we have strict quality control system. Besides clibartiaon, each set product we also do temperature compensation and aging test before shipment, so the quality is guaranteed.


Q: What is the warranty of your products?

A: 12 month from shipment date, for non-man-made damages.


Q: Can we use our logo on the products? Do you provide customized products?

Yes.we can use your logo, we can provide customized products per requirement. OEM/ODM is welcome


Q: What is yor MOQ?

A: We have no MOQ limits, small quantity order is acceptable.


Q: What's the transport?

A: Express such as DHL, Fedex, TNT, UPS for freight prepaid, also can use your own couier account to do the freight collect. For more goods we can arrange by air or by Sea.

Contact Details
Hefei WNK Smart Technology Co.,Ltd

Tel: 86-551-65369667

Fax: 86-551-65369655

Send your inquiry directly to us (0 / 3000)