HM45 Vaisala

Handheld Humidity and Temperature Meter Remote Probe with Handle HM45

Vaisala HM45 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.

Detailed Information
Measurement range   
0 ... 100 %RH,
 -40 ... +60 °C (-40 ... +140 °F) T
Measurement accuracy          
At 0 … +40 °C:
±1.5 %RH (0 … 90 %RH)
±2.5 %RH (90 … 100 %RH)
±0.2 °C T
At -40 … 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