ET731
ET731 series air temperature sensors are designed for measuring temperatures in air-ducts. Applications include building automation, meteorology and labs.
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| Sensing element | Pt100 class A according to EN60751 (as standard); optional - Pt500, Pt1000, PTC1000, NTC10A |
|---|---|
| Measuring range | -40...+85 °C |
| Cable connections | screw terminal block; 2- or 3-wire sensor connection |
| Dimensions | S - H88 × W64 × D42 mm; M - H82 × W80 × D55 mm |
| Enclosure | duct mount; S - light grey PS, protection class IP65; M - grey ABS, protection class IP65 |
| Operating conditions | -40...+85 °C, 0...100 %RH |
| Sensor stem | stainless steel; Ø6, L = 100...500 mm by request (L200 mm as standard) |
| Output | plain terminal block; 4-20mA analog (for enclosure M only); RS485 Modbus RTU protocol digital (for enclosure M only) |
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