VAISALA HMW92 湿度和温度变送器 (2-wire current output)

- Relative humidity:

Measurement range: 0 … 100 %RH, non-condensing

Stability in typical HVAC applications: ±0.5  RH/year

Humidity sensor: HUMICAP 180R

- Temperature:

Measurement range: −5 … +55 °C (+23 … +131 °F)

Temperature sensor: Digital temperature sensor

- IP rating: IP30

- Weight: 155 g (5.5 oz)

- Standard housing color: White (RAL9003)

- Optional housing color (configurable

models only): Black (RAL9005)

2-wire current output

- Current output models:

Outputs: 2 × 4 … 20 mA, loop powered

Loop resistance: 0 … 600 Ω

Supply voltage: 

20 … 28 VDC at 500 Ω load

10 … 28 VDC at 0 Ω load

Isolation between output channels: 500 VDC

Datasheet