- very precise and robust
- operating temperature -40 °C bis +85 °C
- humidity measuring range 0...100% r.h.
- output signals: 0...1 V, 0...10V, 4..20 mA
- with plug-in connection or with robust head
- specially developed for meteorological applications
General information
Accuracy
- Humidity ± 2 %rh 10...90 %rh at 25 °C
- Temperature ± 0,2 K with voltage 0,3 K with current
Often used in outdoor meteorology applications.
PC-ME series comes with a fixed connecting cable (5 m) or RC-ME series with a robust aluminium connecting head and terminal screw. These compact sensors in a rod-type design are very precise and are specially developed for meteorological applications.
Technical data
| Output 1: relative humidity | |
| measuring range 1 | 0...100% rh |
| output signal 1 | 0...1V, 0...10V or 4...20mA |
| accuracy (5...95%rh at 10...40°C) | ±2% rh |
| influence of temperature <10°C, >40°C | <0.1%/K additional |
| Output 2: temperature | |
| measuring range 2 | -30...+70° C |
| output signal 2 | 0...1V, 0...10V or 4...20mA |
| accuracy | |
| 0...1V (-27...70°C) | ±0.2 K |
| 0...10V (-29...70°C) | ±0.2 K |
| 4...20mA(RC) | ±0.3 K |
| influence of temperature <10°C, >40°C | ±0.007 K/K additional |
| measuring element (ref. DIN EN 60751) | Pt 100 1/3 DIN class B |
| Other data | |
| ambient temperature | -40...+80°C |
| degree of protection sensor/electronic | IP 30/IP 65 |
| operating voltage | |
| voltage output 0...10V | 15...30 V DC |
| voltage output 0...1V | 6...30 V DC |
| current output | 12...30 V DC |
| load resistance (0...10V, 0...1V) | ?10 k?/?2 k? |
| power consumption | |
| 0...10 V, 2 x 0...1V | <5mA |
| 0...1V | <1mA |
| minimum air speed always at right angles to the sensor | |
| output: 0...10V, 2x 0...1V | >=0.5 m/s |
| 4...20mA, 2x 0...10V | >=1 m/s |
| 2x 4...20 mA | >=1.5 m/s |
| self-heating coefficient Pt100 (v=2 m/s in air) | 0.2 K/mW |
| Directive about electromagnetic compatibility | 2004/108/EG |
| DIN EN 61326-1 | issue 07/13 |
| DIN EN 61326-2-3 | issue 07/13 |
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