GMH 3351 Air humidity / temperature & flow measuring device w/ data logger, w/o sensor

• Calculation of the dew point, dew point distance and enthalpy
• Additional type K temperature input
• Measuring ranges: Relative humidity: 0.0..100.0% RH Room, temperature: -40.0 .. + 120.0 ° C (according to TFS sensor), Surface temperature: -80.0 .. + 250.0 ° C, Flow rate: see STS sensor
• Resolution: 0.1% RH, 0.1 ° C / 0.1 ° F, 0.01 m / s
• Accuracy (device) (± 1 digit) (at nominal temperature = 25 ° C): relative humidity: ± 0.1%, room temperature (Pt1000): ± 0.2%, surface temperature ( type K): ± 0.5% vM ± 0.5 ° C, Flow rate: ± 0.1% 
• Scope of delivery: device, battery, operating instructions
• Application: Heating / ventilation air conditioning (HVAC), Indoor air, meteorology, laboratory, research and teaching, Energy assessment / optimization of buildings, Research into the causes of structural damage