Operating & Storage Environment | Temperature: -20°C~55°C (-4F~122F) Humidity: 5%-95% (Relative humidity non-condensing) Pressure: 95~110kPa |
Sampling method | Diffusion type |
Detecting Range | CO: 0~1000ppm
H2S:0~100 PPM
O2: 0~30%vol
Combustible Explosive Gas (Ex / LEL / CH4): 0~100%LEL |
Sensor | O2 /H2S / CO: plug-in electrochemical sensor Combustible gas (LEL): plug-in catalytic combustion sensor |
Alarm Type | low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm |
Resolution | 0.1%VOL (O2), 1ppm (CO), 0.1ppm (H2S), 1%LEL (EX) |
Accuracy | 3% F.S |
Response time | 10s |
Repeatability | 1% |
Zero drift | 1% |
Display | Alphanumeric large LCD displays the real time gas concentration and alarm stage |
Backlight | Automatically activated when working in poor lighting environment or the alarm sounding or the button is knobbed down. |
Self-checking Function | Self-checking Battery power, display, sensor, hardware failure |
Explosion-proof | EXiaIICT4 |
Protection grade | IP65 |
Power Supply | Rechargeable lithium battery |
Dimensions | 130mm*67mm*30mm |