Description
Technical Specifications
| Sampling method | Diffusion type |
| Detecting Range | CO: 0ppm to 1000 ppm H2S:0 ppm to 100 ppm O2: 0 %vol to 30 %vol Combustible Explosive Gas (Ex / LEL / CH4): 0 %LEL to 100 %LEL |
| Sensor | O2 /H2S / CO: plug-in electrochemical sensor |
| Alarm Type | low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm |
| Resolution | 0.1 %VOL (O2), 1 ppm (CO), 0.1 ppm (H2S), 1 %LEL (EX) |
| Data record | 500 sets of data storage |
| 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 |
| Pressure | 13.78 psi to 15.95 psi (95 Kpa to 110 Kpa) |
| Humidity | 5 % to 95 % (Relative humidity non-condensing) |
| Temperature | -4 °F to 131 °F (-20 °C to 55 °C) |