Overview
Hospitality Enviro Tech portable multi gas detector – data recovery function is to quickly and accurately detect gas leaks or gas concentration exceeding the alarm limit. The main detection principles of gas detection are electrochemical, infrared, catalytic combustion, thermal conductivity, PID photoionization, etc. This portable single gas detector is widely used in firefighting, emergency rescue, confined space, petroleum, chemical industry, metallurgy, refining, gas, storage, medicine, environmental protection, air treatment, and other occasions.
Features
- Built-in pump suction measurement
- Pump clogging alarm
- LED lighting (optional)
- 8-key operation, quick one-key calibration function
- Data storage, storage capacity of not less than 100,000 items
- Communication interface: TYPE-C, option: Bluetooth Fall alarm
- Data recovery function
- Maximum value, minimum value, weighted average value display
- Alarm mode setting Alarm mode: sound and light alarm, vibration alarm, voice alarm
- Miss-operation recognition function
- Zero-point auto-tracking, avoiding zero-point drift
- Multi-level calibration of target point
- Safe circuit design, explosion-proof, shock-proof, anti-static, anti-radiation
- Protection class IP68, rain and immersion, dustproof, anticorrosive
Technical Specifications
| Detection Factor | Single gas (carbon monoxide CO, hydrogen sulfide H2S, oxygen O2, combustible gas Ex, carbon dioxide CO2, VOC, etc.), depending on the site environment and user requirements |
| Detection Range | Depends on the site environment and user needs |
| Resolution | 0.001 ppm (0 ppm to 10 ppm high accuracy) and 0.01 ppm (0 ppm to 10 ppm); 0.01 ppm (0 ppm to 100 ppm), 0.1 ppm (0 ppm to 1000 ppm), 1 ppm (0 ppm to 1000 ppm or more); 0.1 % LEL; 0.1 %, 0.01 % Vol |
| Detection Principle | Electrochemical, catalytic combustion, infrared, thermal conductivity, semiconductor, PID photoionization, etc., depending on the range, site environment and user needs |
| Sensor Life | Electrochemical 2 years to 3 years, catalytic combustion 2 years to 3 years, infrared 5 years to 10 years, thermal conduction 2 years to 5 years, PID 2 to years |
| Measuring Method | Built-in pump suction, can be switched to diffusion, diffusion + pump suction detection mode |
| Display | LCD |
| Display Content | Real-time concentration, unit, gas name, alarm status, time, storage status, communication status, power, charging status, etc. |
| Operating Power Supply | DC 3.7 V × 2 |
| Detection Accuracy | Typical precision: ≤ ± 3 % FS (optional higher precision sensor) |
| Uncertainty | ≤ ± 2 % |
| Repeatability | ≤ ± 2 % |
| Linearity | ≤ ± 3 % |
| Response Time | T90 ≤ 20 seconds |
| Recovery Time | ≤ 30 seconds |
| Battery Capacity | 2500 mAh rechargeable polymer battery, with over-charge, over-discharge, over-voltage, short-circuit, overheating protection function. |
| Communication Interface | Standard Type-C (2 hours fully charged) |
| Data Storage | Standard capacity of not less than 100,000 items; support for local view, delete or data export, storage time interval arbitrary settings |
| Explosion-Proof Type | Intrinsically safe ExiaⅡCT4Ga |
| Protection Class | IP68 |
| Dimension | Maximum size 6.6 in × 2.52 in × 2.44 in (16.7 cm X 6.4 cm X 6.2 cm) (L × W × H) |
| Weight | Approx. 9.8 oz (280 g) |
| Environment | Temperature: – 4 °F to 140 °F (- 20 ℃ to 60 ℃), customizable – 40 °F to 158 °F (- 40 ℃ to 70 ℃); relative humidity: 10 % RH to 95 % RH |
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