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Each TD sensor includes a 0.040 in x 0.050 in sensing element. The element is laser a trimmed, thin-film resistive network, calibrated for sensor-to-sensor-interchangeability.

  • TD4: Designed for liquid temperature sensing. The sensor has a two terminal, threaded anodized aluminum housing.
  • TD4S: Designed for liquid temperature sensing. the sensors has a two terminal stainless steel housing with a hex head and pipe thread fitting.
  • TD5A: Miniature plastic package designed for small size and low cost.
TD Series RTD Temperature Sensors – Honeywell


Temperature Sensors Line Guide Product Line Guide English 290KB
Thermal Sensors Product Range Guide English 2MB
Platinum RTDs Temperature Sensors Circuits and Switches Technical Information English 125KB
TD Series Temperature Sensors Interface Technical Information English 376KB
Platinum RTDs Temperature Sensors Heat Conduction Equation and RTD Self Heating Technical Information English 126KB
PK 87786: TD Series Temperature Sensors, Issue 2 Installation Instructions English 154KB
Platinum RTDs Temperature Sensors Hot Film Anemometry Technical Information English 127KB
Platinum RTDs Temperature Sensors Resistance and Accuracy Tables Technical Information English 93KB

Browse TD Series Products

Product Sensor Type Temperature Sensing Range Package Type
TD4A 2000 Ohm silicon RTD -40 °C to 150 °C [-40 °F to 302 °F] Aluminum case (threaded)
TD5A 2000 Ohm silicon RTD -40 °C to 150 °C [-40 °F to 302 °F] Plastic case


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