ET721
ET721 series air temperature sensors are designed for measuring temperatures in dry and damp rooms or outdoors. 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, |
|---|---|
| Measurement 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 | S - light grey PS, protection class IP65; M - grey ABS, protection class IP65 |
| Operating conditions | -40...+85 °C, 0...100 %RH |
| Protection tube | stainless steel Ø6×L90 mm |
| Output | plastic screw terminal,; transmitter 4-20 mA analog; RS485 Modbus RTU protocol digital |
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