- Universal air and environment quality sensor E2-CO2-series measures CO2 (carbon dioxide) level, temperature, humidity, pressure, sound level, ambient light (LUX). Transmits instant values, average hourly values, and average 24-hour values
- Communication: wM-BUS EN13757-3/4:2013, complies OMS 4.0.2
- Modes: C1-A/B, T1 or S1 (selectable on order)
- Measurement ranges
- Temperature: -40…85 °C
- Humidity: 0…100 % RH (non-condensing)
- CO2: 0…5000 ppm (0…55 °C)
- LUX: 0,01…83000 LUX at same frequency as the human eye
- Absolute pressure: 20…100 kPa
- Sound level: 53…90 dBa at 850 Hz
- Measurement accuracy
- Temperature: ± 0,2 at +5…+60 °C; ± 0,5 at -20…+85 °C
- Humidity: ± 2 % RH at 20…80 % RH; ± 3 % RH at 10…90 % RH; ± 3,5 % RH at 0…100 % RH
- CO2: ± (50 ppm + 3%)
- LUX: 4 %
- Pressure: 0,4 kPa
- CO2 sensor calibrates every 20 days
- Warnings about low battery, CO2 sensor malfunction, calibration not performed yet
- Transmission interval: every 90 seconds
- Measured values sample interval: every 6 minutes
- LED and sound indication about CO2 exceeded limit
- Device has 2 antennas for maximum range in both vertical and horizontal directions
- Power supply: 2 x ER18505 3.6 V Li-SOCI2 battery pack (8200 mAh)
- Up to 14 years battery lifetime, standard configuration and operating temperature
More air quality sensors on Lansen website [EN]
E2-CO2-series datasheet [EN]
