Measuring range |
0…2000ppm / 5000ppm / 10'000ppm |
Response time t 63 |
130s @ level descending 87s @ level ascending |
Dimensions |
Ø 32mm x 87mm |
IP protection rating |
IP40 |
Fire protection class |
UL94-V2 |
Measurement interval |
16s probe |
Communication interfaces |
UART |
Weight |
55g |
Housing |
Polycarbonate (housing) Stainless steel DIN 1.4305 (nuts) |
Current consumption |
20 mA (avg.) / peak 260 mA (16 s interval) |
FDA / GAMP |
FDA 21 CFR part 11 / GAMP5 |
Battery lifetime |
2.7d @ 10s/60s interval (RMS wireless/LAN logger) |
Measurement principle |
Infrared (NDIR) with automatic calibration (ABC) |
Adjustment points |
Factory adjustment/calibration: 1 point Customer adjustment: max. 9 points |
Parameters |
CO2 concentration (ppm / %) |
Resolution |
1 ppm |
Medium |
Air and non-aggressive gases |
Protocols |
Modbus RTU |
Accuracy @ 25 °C ±10 K, 20 – 60 %RH (after min. 3 weeks ABC) |
±50ppm ±3% of read value @ 0–2000ppm ±10% of read value @ 2000–10,000ppm |
Ambient pressure & temperature compensation |
Automatic (300 – 1100hPa) |
Warm-up time |
≤300s |