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The 535, efficient CO2 measuring instrument for measuring indoor air quality. Bad air quality in rooms can lead to tiredness, lack of concentration and illness (Sick Building Syndrome) due to high CO2 concentration (>1000 ppm) You can print the data on location with date and time with the printer (sold seperately). The TopSafe case protects the instrument from dust, dirt and impact (optional).
Some features to highlight:
- Long-term monitoring based on maximum and mean calculations
- Long-term stable 2 channel infrared sensor
- Highly accurate, highly efficient
- Repeated calibration is unnecessary
SPECIFICATIONS
| Probe type | 2 channel infrared sensor |
| Meas. range | 0... +9999 ppm CO2 |
| Accuracy ± ± 1 digit ± |
(50 ppm CO2 ±2% of mv) (0... +5000 ppm CO2) (100 ppm CO2 ±3% of mv) (+5001... +9999 ppm CO2) |
| Resolution | 1 ppm CO2 (0... +9999 ppm CO2) |
| Measuring medium | Air |
| Display | LCD, 2 lines |
| Mat./Housing | ABS |
| Oper. temp. | 0... +50 ºC |
| Storage temp. | -20... +70 ºC |
| Battery type | 9V block battery |
| Battery Life | 6 h |
| Dimensions | 190x57x42 mm |
| Weight | 300 g |
| Auto Off | 2.25kg |
| Case Material | 10 min |
| Warranty | 2 years |
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