9
The value computed from ambient temperature and relative humidity:
Display resolution: 0,1 °C
You can choice one of the next value:.
Dew point temperature
Accuracy: ±1,5 °C at ambient temperature T < 25°C and RH >30%
Range: -60 to +80 °C
Absolute humidity
Accuracy: ±3g/m
3
at ambient temperature T < 40°C
Range: 0 to 400 g/m
3
Specific humidity
2
Accuracy: ±2g/kg at ambient temperature T < 35°C
Range: 0 to 550 g/kg
Mixing ratio
Accuracy: ±2g/kg at ambient temperature T < 35°C
Range: 0 to 995 g/kg
Specific enthalpy
Accuracy: ± 3kJ/kg at ambient temperature T < 25°C
Range: 0 to 995 kJ/kg
3
Response time with stainless steel mesh sensor cover (F5200) and bronze sensor cover
(F0000 - selectable option), air flow approximately 1 m/s:
temperature: t90 < 9 min (temperature step 20 °C)
relative humidity: t90 < 30 s (humidity step 65 %RH, constant temperature)
Recommended calibration interval: 1 year
Measuring interval and LCD display refresh: 0.5 s
Power: 9 to 30 V dc
Consumption: max. 0.5W
Protection of the case with electronics and terminals: IP65
Protection of the sensor cover: IP40
Filtering ability of the sensor cover: 0.025 mm
Operating conditions:
Operating temperature range of case with electronics: -30 to +80 °C, over +70°C switch
LCD display OFF
Operating temperature range measuring tip with sensors: -30 to +125 °C
Operating relative humidity range: 0 to 100 %RH
Outer influence in accordance with EN 33-2000-3: normal environment with those
specifications: AE1, AN1, AR1, BE1
Working position: in air-conditioning duct arbitrary, in free space the steel stem downwards
(see Transmitter installation)
Electromagnetic compatibility: complies EN 61326-1
2
This value depends on the atmospheric pressure. For computing is used constant value stored
inside device memory. Default value preset by manufacturer is 1013hPa and can be changed by
user’s software.
3
This maximum is reached under conditions about 70°C/100%RH or 80°C/70%RH
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