| Property | Description/Value |
|---|---|
|
Relative humidity |
|
| Measurement range | 0–100 %RH |
| Accuracy 1 2 | |
| At 0 … +40 °C (+32 … +104 °F) |
±1.5 %RH (0–90 %RH) ±2.5 %RH (90–100 %RH) |
|
With HMP110 probe: At −40 … 0 °C and +40 … +80 °C (−40 … +32 °F and +104 … +176 °F) With HMP113 probe: At −40 … 0 °C and +40 … +60 °C (−40 … +32 °F and +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 types | HUMICAP® 180R HUMICAP® 180V 3 |
| Stability | ±2 %RH over 2 years |
| Stability in typical HVAC applications | ±0.5 %RH per year |
| Temperature | |
| Measurement range |
HMP110: −40 … +80 °C (−40 … +176 °F) HMP113: −40 … +60 °C (−40 … +140 °F) |
| Temperature sensor | Pt1000 RTD Class F0.1 IEC 60751 |
| Accuracy over temperature range: | |
| HMP110: | |
| At +15 … +25 °C (+59 … +77 °F) | ±0.1 °C (±0.18 °F) |
| At 0 … +15 °C and +25 … +40 °C (+32 … +59 °F and +77 … +104 °F) | ±0.15 °C (±0.27 °F) |
| At −40 … +0 °C and +40 … +80 °C (−40 … +32 °F and +104 … +176 °F) | ±0.4 °C (±0.72 °F) |
| HMP113: | |
| At 0… +40 °C (+32 … +104 °F) | ±0.2 °C (±0.36 °F) |
| At −40 … 0 °C and +40 … +60 °C (−40 … +32 °F and +104 … +140 °F) | ±0.4 °C (±0.72 °F) |
| Other output parameters (optional) | |
| Dew point/frost point, wet bulb temperature, enthalpy, absolute humidity, mixing ratio, vapor pressure, saturation vapor pressure | |
| Property | Description/Value |
|---|---|
| IP rating (transmitter body) | IP65 4 |
| Operating temperature of transmitter body, no display | −40 … +60 °C (−40 … +140 °F) |
| Operating temperature of transmitter body with display | −20 … +60 °C (−4 … +140 °F) |
| Operating temperature, probe |
HMP110: −40 … +80 °C (−40 … +176 °F) HMP113: −40 … +60 °C (−40 … +140 °F) |
| Storage temperature | −50 … +70 °C (−58 … +158 °F) |
| Property | Description/Value |
|---|---|
| HMT120 2-wire transmitter (loop-powered) | |
| Current output signals | 4–20 mA |
| External loop voltage |
10–30 V DC (RL = 0 Ω) 20–30 V DC (RL < 500 Ω) |
| Max. additional error caused by the analog outputs after calibration at +20 °C (+68 °F) ambient temperature | ±0.1 % of FS output signal |
| Temperature dependence of the analog outputs | ±0.005 % of FS output signal |
| Property | Description/Value |
|---|---|
| Weight | 270 g (9.5 oz) |
| Probe connection cable lengths |
3 m, 5 m, 10 m - up to 50 m (9.8 ft, 16 ft, 33 ft - up to 164 ft) |
| Display (optional) |
128 × 64 resolution full graphics B&W display without backlight |
| Material | |
| Transmitter housing | PBT plastic |
| Display window | PC plastic |
| Probe body |
HMP110: Stainless steel (AISI 316) HMP113: PC/ABS blend |
| Probe grid filter |
HMP110: Chrome coated ABS plastic HMP113: PC (glass reinforced) |
| Connections | |
| Inputs and outputs | Screw terminals 0.5–1.5 mm2 (AWG 20–AWG 15) |
| Probe interface | 4-pin M8 female panel connector |