Dwyer Series WHP

The duct mount and outside air mount sensors come standard with sintered filters to protect the sensor from particulates. Set point adjustment and/or manual override buttons are available on wall mount sensors.


Relative Humidity Range: 0 to 100%.

Temperature Range: -40 to 185°F (-40 to 85°C).

Accuracy: ±0.3°C, ±2% RH.

Temperature Limits: Ambient: 32 to 140°F (0 to 60°C).

Power Requirements: (2) AA 3.6V lithium batteries.

Transmitter Interval Rate: Approximately 10-15 seconds.

Housing Material: ABS plastic.

Enclosure Rating: UL 94 V-0.

Antenna: 418 MHz – Built inside enclosure.

Weight: Dust/OSA: 1.25 lb (567 g); Wall: 0.25 lb (113 g).

FCC Approval: FCC ID# T4F061213RSO.

Agency Approvals: RoHS.