Description
Technical data
| Parameter | Value |
| Model | BZ22M |
| Relative humidity measuring range | 20 to 100 % RH |
| Temperature measuring range | -10 to +40 °C |
| Saturation humidity measuring range | 3 to 50 g/m³ |
| Dew point measuring range | -4 to +24 °C |
| Accuracy | Humidity: ± 3 % RH (20…100 %), +1 scale graduation Temperature: ±2 °C |
| Operating and storage conditions | -20 to +50 °C at 0 to 100 % RH |
| Dimensions | Ø 130 mm / height 28 mm |
| Weight | 185 g |
| Housing material | Stainless steel |
Benefits for practice
- Four climate values on one dial: room temperature, relative humidity, saturation humidity and dew point temperature
- Analog precision measurement technology “Made in Germany”
- Special scale layout in cross-pointer design
- Easy to read and quick interpretation of measured values
- Including adjustment option
Elegant precision for a perfectly healthy indoor climate
The BZ22M thermohygrometer combines timeless design with precise analog measurement, displaying temperature, relative humidity, absolute humidity, and saturation humidity simultaneously in a clear cross-pointer dial. Housed in robust stainless steel, it allows permanent monitoring of heating and ventilation behavior in living spaces, offices, conservatories, or garages, helping prevent mold, condensation, and humidity damage. Its high-quality mechanical mechanism ensures accurate, battery-free operation, while the special scale design and simple self-adjustment make maintaining optimal indoor climate conditions effortless and visually appealing.




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