HDU-Series
HDU transmitters are designed for measuring and controlling carbon dioxide concentration and temperature inside unheated places like parking halls. The CO₂ measuring range is 0...2000 ppm.
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| Power supply | 24 Vac/dc, < 10 VA |
|---|---|
| CO₂ measurement range | 0...2000 ppm |
| CO₂ measurement accuracy | typ. ±40 ppm +3 % of value |
| Temperature measurement range | -50...50 °C |
| Temperature measurement accuracy | ±0.5 °C |
| CO₂ output | 0...10 Vdc, 2 mA |
| Temperature output | 0...10 Vdc, 2 mA |
| IP protection class | IP54 |
| IP protection class note | cable downwards |
| Cable gland | M16 |
| Ambient temperature | -30...50 °C |
| Ambient humidity | 0...85 %rH |
| Product dimensions (w x h x d) | 105 x 110 x 46 mm |
| Mounting | with screws, external lugs |
| Materials | PC plastic |
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