Description
Overview
GAOTek Portable HCl Gas Analyzer with a large LCD. It can monitor CO, H2S, O2 and combustible gas simultaneously. The instrument features two instant alarms with audio or visual and vibratory indicators, rechargeable battery, and simple use.
Features
- Astigmatic design applicable to rugged surroundings
- Continuously gas concentration
- Composition colorful LCD real-time display
- Rechargeable lithium battery
- Battery operating time is 16 to 18 hours
- Switches concentration units from ppm to mg/m3
- Built-in vibration alarm applicable for noisy environment
- Two stage alarm threshold
- Adjustable low alarm and high alarm point
- Simple automatic calibration program
- Plug-in replaceable sensor
- Fully functional self-testing sensor
- Integrity of battery and circuit
- Acoustic & visual & vibration three-stage alarm
- Small figure and light weight
- Password protection capability
Technical Specifications
| Humidity | 5 % RH to 95 % RH (Relative humidity non-condensing) |
| Sampling method | Diffusion type |
| Detecting Range | CO: 0 ppm to 1000 ppm H2S:0 ppm to 100 ppm O2: 0 % vol to 30 % vol Combustible Explosive Gas (Ex or LEL or CH4): 0 % LEL to 100 % LEL |
| Sensor | O2 or H2S or 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), 1 ppm (CO), 0.1 ppm (H2S), 1 % LEL (EX) |
| Accuracy | 3 % FS |
| Response time | 10 s |
| 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 |
| Pressure | 13.77 psi to 15.95 psi (95 kPa to 110 kPa) |
| Temperature | -4 °F to 131 °F (-20 °C to 55 °C) |
| Dimensions | 5.11 in x 2.64 in x 1.18 in (130 mm x 67 mm x 30 mm) |