Combustible gas Ex LEL CH4 CO H2S O2 gas detector
Product Description
compact portable gas detector with a large LCD. It can monitor CO, H2S, O2 and combustible gas simultaneously. The instrument features two instant alarms with audio/visual and vibratory indicators, rechargeable battery, and simple use.
Features
1. Astigmatic design is applied to rugged surroundings;
2. Continuously gas concentration and composition LCD real-time display;
3. Rechargeable lithium battery (continuous working period can be 16~18 hours);
4. Concentration units ppm and mg/m3 can be switched
5. Built-in vibration alarm which is applied for noisy environment;
6. Two stage alarm threshold: the low alarm and high alarm point can be adjusted based on actual needs;
7. Simple automatic calibration program and plug-in replaceable sensor;
8. Fully functional self-testing: sensor, integrity of battery and circuit, acoustic & visual & vibration three-stage alarm;
9. Small figure and light weight;
10. Password protection capability: only the authorized user can modify the preset parameter.
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 |
Weight | 211g |
Dimensions | 126mm*66mm*33mm |