| Detection Principle |
Electrochemical Principles |
| Measurement Range |
0 ppm to 10 ppm, 0 ppm to 20 ppm, 0 ppm to 50 ppm, 0 ppm to 100 ppm, 0 ppm to 200 ppm, 0 ppm to 1000 ppm, 0 ppm to 2000 ppm, 0 ppm to 5000 ppm |
| Resolution |
0.01 ppm, 0.1 ppm, 1 ppm |
| Sensor Life |
2 years to 3 years |
| Precision |
2% of Full Scale (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, %VOL, %LEL (switchable by one button) |
| Display |
3.5 in (88.9 mm) color display, resolution 320 x 480 |
| Display Modes |
Multiple selectable modes: multi-channel data mode, multi-curve mode, single channel + single curve mode |
| Data Storage |
Standard 16M capacity storage (up to 100,000 data groups); USB download in EXCEL format |
| Battery Capacity |
3800 mA rechargeable |
| Charging Interface |
USB charging interface, 5 V/2 A standard charger |
| Filter Device |
Equipped with a multi-layer filter to efficiently filter oil, water, and dust |
| Wireless Network |
Bluetooth (with print function), ZigBee, Lora+ (relay DTU), DTU (optional with extra charge) |
| Network Frequency |
Lora (470 MHz), DTU (2.4 GHz) (optional with extra charge) |
| Wireless Transmission Distance |
Lora, DTU (unlimited) (optional with extra charge) |
| Response Time |
≤8 s |
| Repeatability |
≤±1% |
| Zero Shift |
≤±1% (FS per year) |
| Operating Temperature |
-4 °F to 122 °F (-20 °C to 50 °C) (optional flue gas sampling probe, up to 1112 °F (600 °C), 2192 °F (1200 °C) smoke concentration) |
| Working Humidity |
0% RH to 95% RH (no condensation) (high humidity option with filter drying device) |
| Explosion-Proof |
Exic II CT3, GC |
| Alarm Modes |
Buzzer, LED, alarm status prompt on the display; fault alarm, pump abnormal alarm, low battery alarm, shutdown alarm, fall alarm (optional with extra charge) |
| Recovery Time |
≤10 s |
| Linearity Error |
≤±1% |
| Degree of Protection |
IP 66 |
| Dimensions |
0.63 in x 2.95 in x 1.61 in (270 mm x 75 mm x 41 mm) |
| Weight |
0.88 lb (400 g) |
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