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Surface Resistance Thermometers - Pt100 Sensors

High Temperature Magnetic (Type 81HT)

This versatile magnetic Pt100 RTD Sensor is suitable for high temperature measurements on ferrous surfaces up to a maximum of 300°C. The sensor is supplied with stainless steel braided fibreglass insulated cable. Available in tolerance classes B or A as standard and has an operating temperature range of -10ºC to +300ºC. Magnet Dimensions: 29mm dia. X 8.5mm thick. Available in a 3 or 4-wire configuration.

Enquiry Form

1. Tolerance of Element

  Tolerance of Element
(IEC 60751 for Pt100)
Grade Accuracy
@ 0ºC
@ 100ºC
B ±0.30°C ±0.80°C
A ±0.15°C ±0.35°C

2. Cable Length


3. Wiring Configuration

  Wiring Configuration
(IEC 60751:2008)
3 3 wire (most popular)
4 4 wire

4. Optional Plug Style

Illustration Select
CE7 - Miniature Plug
Plastic, rated to 220ºC (normal)
CE6 - Standard Plug
Plastic, rated to 220ºC (normal)

5. Quantity Required

Contact Details

Company Name

Your Name




Additional Information

If your enquiry is for more than one style of sensor, please email us with your requirements or use the box below

Send Enquiry  

We will only use your email address to contact you. We will never give your email address to 3rd parties and we do not sell data on to any other company. We prefer to concentrate on making quality temperature related products.