VAISALA HMD65 Humidity and Temperature Transmitter (-40 ... +80 °C (-40 ... +176 °F), ±0.2 mV/°C)

- Relative Humidity:

Measurement range: 0 ... 100 %RH

Stability: ±0.5 %RH/year in typical HVAC applications

- Temperature:

Measurement range: -40 ... +80 °C (-40 ... +176 °F)

Default analog output scale: -20 … +80 °C (-4 … +176 °F)

Accuracy at +20 °C (+68 °F): ±0.1 °C (0.18 °F)

Temperature dependence: ±0.005 °C/°C

Factory calibration uncertainty: ±0.1 °C (0.18 °F)

- Analog output:

Accuracy at +20 °C (68 °F): : ±5 mV

Temperature dependence: ±0.2 mV/°C

- Power supply input: 15 … 35 VDC/16 … 24 VAC

- Power consumption: 1.0 W (typical, for both AC and DC)

- Analog outputs: 1 × RH output 0 … 10 V, 1 × T output 0 … 10 V (load resistance: 10 kΩ min.

- Digital output (RS-485): Isolated, supports Modbus RTU and BACnet MS/TP protocols

- IP rating: IP66 (NEMA 4X)

- Weight: 511 g (18 oz)

Datasheet