| Gas Detected |
CH2O |
| Detection Principle |
Electrochemical principles |
| Measure Range |
0 ppm to 10 ppm, 20 ppm, 50 ppm, 100 ppmppm, 200 ppm, 500 ppm, 1000 ppm |
| Resolution |
0.01 ppm; 1 ppm |
| Sensor life |
2 to 3 years |
| Precision |
2 % FS |
| Sampling Method |
Built-in stable flow pump, flow range: 0 ML/Min to 500 ML/Min |
| Modular Structure |
Can detect up to 1 to 4 kinds of gases |
| Concentration Unit |
ppm, mg/m3, % Â VOL, % LEL (switchable) |
| Display |
3.5- inch color display, resolution 320*480 |
| Display Mode |
Multiple selectable display modes |
| Data Storage |
Standard 16M capacity, up to 100000 data groups, USB download (EXCEL format) |
| Wireless Transmission |
Bluetooth (with printer), ZigBee, built-in DTU wireless module (optional) |
| Print |
Built-in or external Bluetooth printer (optional) |
| Operating Language |
Chinese and English |
| Battery Capacity |
3800 mA rechargeable |
| Charging Interface |
USB charging interface, 5 V/2 A standard charger |
| Filter Device |
Multi-layer filter for oil, water, and dust |
| Response Time |
≤  8 S |
| Repeatability |
≤  ±  1 % |
| Zero Shift |
≤  ±  1 % (F.S / Year) |
| Operating Temperature |
-4 °F to 122 °F (-20 °C to 50 °C) |
| Working Humidity |
0 % to 95 % Â RH (no condensation) |
| Explosion-Proof |
Exic II CT3, GC |
| Alarm Mode |
Buzzer, LED display, various alarms (optional) |
| Dimensions |
10.63 in x 2.95 in x 1.61 in (270 mm x 75 mm x 41 mm) |
| Weight |
0.88 lbs (0.4 kg) |
