Description
Overview
GAOTek gas leak detector alarm is an explosion-proof methane gas detection instrument. It has not only obtained the explosion-proof certificate issued by the National Explosion-proof Electrical Products Quality Supervision and Testing Center (explosion-proof). It can be installed directly in zone 1 and zone 2 of dangerous areas. Aluminum explosion-proof shell, strong and durable. Intelligent gas sensor chip supports 24 hrs continuous online monitoring, 4 mA to 20 mA and RS 485 dual signal output.
Features
- Support more than 1000 combustible, toxic and volatile gas detection
- Intrinsically safe circuit design, safe and reliable
- 24 hrs real-time online monitoring, safe
- The use of international first-line brand gas sensor, long-term stability without drift
- Sensitive response, accurate measurement, strong anti-interference ability
- Good sealing, pressure resistance, flameproof
- Electromagnetic interference resistance
- Various use mode, can be connected to 220 V power supply single machine
- Integrated sound and light alarm
- easy to install
- Built-in button design & restore factory settings function
- Avoid personnel mis operation
- With full range temperature compensation
- Data correction, greatly improve the accuracy and stability of the product
- Automatic calibration of zero point in the air, to ensure that the product is not false
Technical Specifications
| Display mode | LCD |
| Output | BGT to 500 A or B RS 485 and 4 mA to 20 mA dual output |
| Working voltage | DC 24 V (12 V to 30 V） |
| Type | Industrial grade on-line explosion-proof type |
| Test gas | SO2, O3, NO2, CO and so on |
| Repeatability | ≤±1% |
| Linear error | ≤±1% |
| Response time | ≤3 s to 20 s (Individual gases vary） |
| Working temperature | -4 °F to 122 °F (-20 °C to 50 °C) |