Description
Overview
GAOTek chlorine gas leakage detector is used for 24 hrs continuous online monitoring of the concentration of chlorine gas on site, temperature and humidity measurement, on-site concentration display, over-standard sound and light alarm, remote signal transmission. It adopts a 1.7 in (43.18 mm) high-definition color screen for real-time display and adopts gas sensors of internationally renowned brands.
Features
- The measurement unit can be switched freely
- Diversified communication methods
- Infrared remote control
- Human-machine interface
- Large-capacity data storage function, support multiple storage methods
- optional remote wireless transmission function
- High temperature gas detection
- Three display modes can be switched
- Graphical display to reflect the trend of gas concentration change in a curve
Technical Specifications
| Detection gas | The chlorine (CL2) gas |
| Detection range | 0 ppm to 1 ppm, 0 ppm to 10 ppm, 0 ppm to 50 ppm, 0 ppm to 100 ppm, 0 ppm to 200 ppm, 0 ppm to 500 ppm, 0 ppm to 1000 ppm, 0 ppm to 2000 ppm, 0 ppm to 5000 ppm, 0 ppm to 10000 ppm, 0 ppm to 50000 ppm 0% lel to 100% lel 0 to 5% vol, 0 to 10 % vol, 0 to 30 % vol, 0 to 50 % vol, 0 to 100 % vol (optional) |
| Resolution | 0.01 ppm (0 ppm to 100 ppm), 0.1 ppm (0 ppm to 1000 ppm), 1 ppm (>1000 ppm), 0.1% lel, 0.01% vol |
| Working principle | Electrochemical, infrared, catalytic combustion, thermal conductivity, semiconductor, PID. (optional) Depends on measuring range, field environment and customer requirements. |
| Accuracy | ≤±2% FS (Customizable with higher accuracy) |
| Linearity | ≤± 1% |
| Repeatability | ≤±1% |
| Response time | ≤20 s (T90) |
| Recovery time | ≤30 s |
| Signal output | RS 485(RTU) Optional 3-wire, 4-wire 4 mA to 20 mA, 0 mA to 20 mA, 1 V to 5 V, 0 V to 5 V, 0 V to 10 V, wireless transmission, network transmission, SMS alarm |
| Sample gas humidity | 10% RH to 95% RH (conventional non-condensing occasions), higher humidity occasions need to be noted when ordering, and pretreatment system is required. |
| Power supply | 12 V DC to 30 V DC |
| Working method | Online fixed type, diffusion measurement; pipeline type, flow type, pump suction type are optional. |
| Electrical interface | 3’’ or 4” NPT Optional M 20 x 1.5 internal thread or 1’’ or 2” NPT |
| Cable | Choose three-core shielded cable for 4 mA to 20 mA, four-core cable for RS 485, single wire diameter ≥1.5 mm when the distance exceeds 3280.84 ft (1000 meters), the shielding layer is connected to the earth. |
| Explosion-proof | Flameproof Exd II CT6Gb Explosion-proof certificate No. Cn Ex 17.3959 |
| Sample gas temperature | -40 °F to +158 °F (-40 °C to +70 °C) Optional -40 °F to +752 °F (-40 °C to + 400 °C), -40 °F to +1472 °F (-40 °C to +800 °C), -40 °F to +2372 °F (-40 °C to +1300 °C) |
| Dimension | 9.25 in x 6.89 in x 3.46 in (235 mm x 175 mm x 88 mm) |
| Weight | 3.96 lb (1.8 kg) |