The high-quality analog thermohygrometer BZ21M enables permanent control of four important living room climate parameters in order to ensure a healthy and comfortable living quality.
| Parameter | Value |
| Model | BZ21M |
| Relative humidity measuring range | 20 to 100 % RH |
| Temperature measuring range | -10 to +40 °C |
| Saturation humidity measuring range | 3 to 50 g/m³ |
| Absolute humidity measuring range | 2 to 50 g/m³ |
| 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 |
The BZ21M design thermohygrometer combines classic elegance with precise analog measurement technology, delivering a comprehensive overview of indoor climate at a glance. With its cross-pointer dial, the BZ21M simultaneously displays room temperature, relative humidity, absolute humidity, and saturation humidity, making it easy to monitor and maintain a healthy, comfortable environment. Housed in a 130 mm stainless steel case, its maintenance-free mechanism works without batteries, while the clear scale design allows effortless reading from a distance. Perfect for living spaces, offices, winter gardens, or storage rooms, the BZ21M helps prevent mold and moisture damage by providing meaningful data for controlled heating and ventilation.
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