Handheld Humidity and Temperature Meter Standard Probe HM41 Vaisala

Handheld Humidity and Temperature Meter Standard Probe HM41 Vaisala

Vaisala HM41 HUMICAP® Hand-Held Humidity and Temperature Meter is an ideal everyday spot-checking tool for HVAC professionals. It is compact, portable and provides reliable measurements in a wide range of applications from structural moisture measurement and air conditioning systems to  industrial production and life science applications.  HM41 model is part of the HM40 Series that includes the following models: HM41, HM42, HM45, and HM46. All HM40 models include a calibration certificate, light carrying case, and 2 x AA sized alkaline batteries (1.5V, LR6). The user interface with graphical trend display makes daily operation quick and easy with a user interface available in 10 languages.

Measurement accuracy 
At 0 … +40 °C:
±1.5 %RH (0 … 90 %RH)
±2.5 %RH (90 … 100 %RH)
±0.2 °C T
At -10 … 0 °C and +40 … +60 °C:
±3.0 %RH (0 … 90 %RH)
±4.0 %RH (90 … 100 %RH)

Operating temperature 
Indicator: -10 … +60 °C (+14 … +140 °F),
Probe handle: -40 … +60 °C (-40 … +140 °F)
Operating pressure         
Operating voltage           
2 × AA, 1.5 V
IP rating              
IP54
Analog outputs
Digital outputs