Description
Overview
GAOTek Portable Multi Gas Detector – Waterproof and Explosion Proof is a cutting-edge device designed to ensure safety and security in environments where the risk of gas-related incidents is a concern. By providing continuous and simultaneous detection of combustible gases, oxygen levels, and two other types of toxic gases, it offers comprehensive monitoring capabilities crucial for safeguarding workers and critical equipment. One of the primary applications of this versatile gas detector is in areas where explosion-proof measures are essential, such as underground channels or within the mining industry. These environments pose significant hazards due to potential gas leaks, which can lead to life-threatening situations and significant damage to valuable equipment.
Features
- Advanced MCU control with low power consumption
- Adjustable low and high alarm level
- Adjustable calibrating level
- High concentration protection for combustible gas
- Self-test for the combustible gas sensor
- Low battery indication
- Replaceable sensor module
- Self-adjustment function
- Visual and audible alarm with vibration
- STEL and TWA alarm for toxic gases
- Advanced self-examination and self-renovation function
- Password management to avoid wrong operation
- Explosive proof housing
Technical Specifications
| Measuring gas | O2, CO, H2S, Combustible |
| Measuring range | O2: 0 % VOL to 25 % VOL,
CO: 0 ppm to 500 ppm, H2S: 0 ppm to 100 ppm, Combustible: 0 % LEL to 100 % LEL |
| Sensor type | Electrochemical, Catalytic |
| Measuring type | Diffuse naturally (pump sampling if pump is selected) |
| Response time | T90 < 30 s |
| Audible | ≥ 80 dB at 1 m |
| Alarm method | Visual, audible and vibrative signals |
| Battery | DC 3.7 V 6600 mAh Lithium battery |
| Operating life | 8 h to 300 h (depends on the gas integration) |
| Event log | 100,000 events |
| Housing | Rubber enclosure |
| Ingress protection | IP66 |
| Ex grade | Ex d ib IIC T4 Gb or Ex ib D21 T4 |
| Standard accessories | Operation manual, calibration cap, charger, screwdriver, USB cable |
| Working humidity | < 95 % RH (no condensation) |
| Working temperature | Toxic gases: – 4 °F to 122 °F (- 20 °C to 50 °C),
Combustible: – 40 °F to 158 °F (- 40 °C to 70 °C) |
| Dimension | 6.61 in x 3.58 in x 1.77 in (16.8 cm x 9.1 cm x 4.5 cm) |
| Weight | About 17.64 oz (500 g) |
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Documentation (User Manual or Instruction Manual)