RH200W: Multi-Channel Wireless Hygro-Thermometer

  • Base Station LCD with Auto-Night Light displays local and up to eight remote Temperature/Humidity readings either auto-cycle or manual mode from the wireless transmitters
  • Easy-to-read 1.3″ (33mm) oversized digits
  • Min/Max recording with reset
  • Indoor Comfort icons displayed on Base Station indicating too cold, comfortable, or too hot/humid conditions
  • Trend arrows indicate rising, steady or falling of the Temperature/Humidity readings
  • Snow icon appears when remote temperature is 37.4°F (3°C) or below
  • Transmitter LED flashes to indicate normal operation
  • Transmitters can be mounted up to 98ft (30m) from the base station
  • Operates at 433MHz; FCC approved
  • Includes a base station with 4 AA batteries and one transmitter with 2 AA batteries. Additional remote Transmitters (RH200W-T) sold separately (up to 8 transmitters can be wirelessly connected to the base)
  • English Datasheet
  • English User’s Manual
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Connect up to 8 Wireless Transmitters to Remotely Measure Indoor Temperature/Humidity

Extech’s Multi-Channel Hygro-Thermometer, with easy-to-read 1.3″ (33mm) digits, displays indoor Temperature and Humidity levels. You can connect up to 8 wireless transmitters to remotely measure Temperature/Humidity levels up to 98ft (30m) away. The LCD is designed with an auto-night light and it displays icons that indicate indoor comfort levels and trending arrows that show the increase, decrease or constant readings. It also records Min/Max for the duration of each measurement session. Ideal for multi-room environmental monitoring for restaurants, manufacturing facilities, offices, homes, greenhouses, and storage/archive buildings.

Specifications Range Max Resolution Basic Accuracy
Temperature – Indoor Base Station 23 to 122°F (-5 to 50°C) 0.1°F/°C ±1.8°F (1°C)
Temperature – Remote Transmitter (RH200W-T) -40°F to 140°F (-40°C to 60°C) 0.1°F/°C ±1.8°F (1°C)
Relative Humidity 1 to 99%RH 1%RH ±5%RH
Wireless Sensor Signal 433MHz
Number of Remote Transmitters Base Station can connect up to 8 Transmitters (RH200W-T)
RF Transmission Range 98ft (30m)
Dimensions Base: 5.1 x 4.4 x 1.1″ (130 x 112 x 27.5mm); Transmitter: 4.5 x 2.4 x 1.6″ (113 x 61 x 39.5mm)
Weight Base: 10.4oz (295g); Transmitter: 4.8oz (136g)

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