| Type |
Testing Range |
Resolution |
Accuracy |
Service Life |
| Temperature |
-40 °F to 212 °F (-40 °C to 100 °C) |
0.1 |
±32.9 °F (±0.5 °C) |
10 years |
| Humidity |
0% RH to 100% RH |
0.1 |
±0.3% RH |
10 years |
| PM25 |
0 µg/m3 to 1000 µg/m3 |
1 µg/m3 |
±10% reading |
≥40000 h |
| PM10 |
0 µg/m3 to 1000 µg/m3 |
1 µg/m3 |
±10% reading |
≥40000 h |
| CO2 |
400 ppm to 5000 ppm |
1 ppm |
± (50 ppm + 3%) |
10 years |
| TVOC |
0 µg/m3  to 5000 µg/m3 |
1 µg/m3 |
±10% reading |
10 years |
| Customized Support |
OEM, ODM, OBM, software reengineering |
| Power |
AC 110 V to AC 220 V |
| Material |
Metal |
| Detecting Gas |
O2, CO2, PM2.5/PM10, CO, O3, NO2, SO2, H2S, CH4 temperature and humidity, etc |
| Operating Voltage |
Local protocol |
| Color |
White or Black |
| Output |
Modbus, LoRa, LoRaWAN |
| Alarm Decibel |
120 dB |
| Indicator Lamp |
Green, yellow, red, power indicator, communication indicator, fault indicator |
| Alarm Threshold |
High or low report (the threshold can be set locally or delivered on the platform) |
| Communication Mode |
LoRaWAN or modbus |
| Communication Frequenct Band |
470 MHz |
| Configuration Interface |
RS485 |
| Local Communication |
RS485 |
| Local Protocol |
Modbus RTU |
| Shell Protection |
IP55 |
| Working Temperature |
-4 °F to 140 °F (-20 °C to 60 °C) |
| Working Humidity |
0% RH to 95% RH (non-condensing) |
