Thermophant T TTR31 – Electronic Temperature Switch
The Endress+Hauser Thermophant T TTR31 is an electronic temperature switch that replaces traditional bimetallic temperature switches. It provides accurate, repeatable switching with no mechanical wear and configurable hysteresis.
Key Features
- Measuring range: −50 to +200 °C
- Switching accuracy: ±1 °C
- Repeatability: ±0.5 °C
- Switching output: 1 or 2 PNP/NPN transistor outputs
- Process connections: G½”, NPT ½”, flange
- Immersion lengths: 50 to 500 mm
- Wetted materials: 316L, Hastelloy C
- Protection: IP65/IP67
- ATEX Zone 1/2 option
Applications
Overtemperature protection, cooling water monitoring, heat exchanger control, pump protection, process temperature alarms.
Technical Specifications
| Parameter | Value |
|---|---|
| Measuring range | −50 to +200 °C |
| Switching accuracy | ±1 °C |
| Output | PNP/NPN transistor |
| Immersion length | 50–500 mm |
| Protection class | IP65/IP67 |
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