Property | Description/Value |
---|---|
Relative humidity | |
Measurement range | 0 … 100 %RH |
Accuracy (incl. non-linearity, hysteresis, and repeatability): | |
at 0 … +40 °C (+32 … +104 °F) |
±1.5 %RH (0 … 90 %RH) ±2.5 %RH (90 … 100 %RH) |
at −40 … 0 °C (−40 … +32 °F) and +40 … +60 °C (+104 … +140 °F) |
±3.0 %RH (0 … 90 %RH) ±4.0 %RH (90 … 100 %RH) |
Factory calibration uncertainty at +20 °C (+68 °F): |
±1.1 %RH (0 … 90 %RH) ±1.8 %RH (90 … 100 %RH) |
Humidity sensor | HUMICAP® 180R |
Stability | ±2 %RH over 2 years |
Temperature | |
Measurement range | −40 … +60 °C (−40 … +140 °F) |
Accuracy: | |
at 0 … +40 °C (+32 … +104 °F) | ±0.2 °C (±0.36 °F) |
at −40 … 0 °C (−40 … +32 °F) and +40 … +60 °C (+104 … +140 °F) | ±0.4 °C (±0.72 °F) |
Temperature sensor | Pt1000 RTD Class F0.1 IEC 60751 |
Dew point temperature | |
Measurement range | −40 … +60 °C (−40 … +140 °F) |
Accuracy (incl. non-linearity, hysteresis, and repeatability): | |
at 0 … +40 °C (+32 … +104 °F) when dew point depression < +15 °C (+59 °F) 1 when dew point depression +15 … +25 °C (+59 … +77 °F) |
±1 °C (±1.8 °F) ±2 °C (±3.6 °F) |
at −40 … 0 °C (−40 … +32 °F) and +40 … +60 °C (+104 … +140 °F), when dew point depression < +15 °C (+59 °F) |
±2 °C (±3.6 °F) |
Analog outputs | |
Accuracy at +20 °C (+68 °F) | ±0.2 % of FS |
Temperature dependence | ±0.01 % of FS/°C (±0.006 % of FS/°F) |
Property | Description/Value |
---|---|
Measurement ranges | |
Dew point temperature | −40 … +60 °C (−40 … +140 °F) |
Wet bulb temperature | −40 … +60 °C (−40 … +140 °F) |
Absolute humidity | 0 … 130 g/m3 (0 … 57 gr/ft3) |
Mixing ratio | 0 … 153 g/kg (0 … 1069 gr/lb) |
Enthalpy | −40 … 459 kJ/kg (−9.6 … 207 BTU/lb) |
Property | Description/Value |
---|---|
Operating temperature | −40 … +60 °C (−40 … +140 °F) |
EMC compliance | EN 61326-1, basic immunity test requirements |
Property | Description/Value |
---|---|
Power consumption | 1 mA average, max. peak 5 mA |
Operating voltage 2 | |
With 1 V / 2.5 V output | 5 … 28 VDC |
With 5 V output | 8 … 28 VDC |
With loop power converter | 8 … 28 VDC |
With digital output | 5 … 28 VDC |
Start-up time | |
Probes with analog output |
4 s at operating voltage 13.5 … 16.5 VDC 2 s at other valid operating voltages |
Probes with digital output | 1 s |
Outputs | |
2 channels | 0 … 1 VDC / 0 … 2.5 VDC / 0 … 5 VDC / 1 … 5 VDC |
1-channel loop-power converter (separate module, compatible with humidity accuracy only) | 4 … 20 mA |
Digital output (optional) | RS-485 2-wire half duplex, supports Modbus RTU |
External loads | |
0 … 1 V | RL min 10 kΩ |
0 … 2.5 V /0 … 5 V | RL min 50 kΩ |
Output parameters | |
Relative humidity, temperature, dew point temperature, wet bulb temperature, absolute humidity, mixing ratio, enthalpy |
Property | Description/Value |
---|---|
IP rating | IP54 3 |
Cable connector | 4-pin M8 (IEC 60947-5-2) |
Materials | |
Body | PC/ABS blend |
Grid filter | PC (glass reinforced) |
Cable | Polyurethane or FEP |
Weight | |
Probe | 9 g (0.3 oz) |
Probe with 0.3 m (1 ft) cable | 20 (0.7 oz) |
1 Dew point depression = ambient
temperature − dew point
2 Use lowest available operating voltage to minimize heating.
3 Not applicable with the plastic grid filter.