Description
Overview
GAOTek HF Handheld Industrial Single Gas Detectors are widely used in Petrochemical, Gas, Municipal firefighting, Sewage treatment, medical and health care, smelting, food refrigeration, Dangerous chemicals storage and other industrial manufacturing sites requiring explosion prevention and poisoning prevention, home safety and protection, Traffic regulation and security areas etc.
Features
- Large LCD display
- Adjustable low and high alarm level
- Calibration points adjustable
- High concentration protection for combustible gas sensor
- Fault diagnoses for the combustible gas sensor
- Low voltage alert
- Real time clock display
- Replaceable sensor module
- Two level three types of alarm (audible, visual, vibrating)
- Data uploading (optional)
- STEL and TWA alarm for toxic gases
- Intrinsically safe
Technical Specifications
| Measuring Gas | HF |
| Measuring Range | 0 ppm to 10 ppm |
| Measuring Type | Diffuse Naturally |
| Response Time | T90 <30 s (LEL, CO, H2S) T90 <20 s (Oxygen) T90 <120 s (NH3, HCL) T90 <60 s (other toxic gases) |
| Display | LCD Screen |
| Audible | ≥80 dB at 1 m |
| Alarm Method | Visual, Audible and Vibrative alarm |
| Battery | DC 3.7 V 1300 mAh Lithium Battery |
| 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) |
| Working Humidity | <95% RH (no condensation) |
| Housing | Rubber Enclosure |
| Standard Accessories | Operation Manual, Calibration Cap, Charger, Screwdriver |
| Optional Function | Data Upload Through USB Cable |
| Operating Life | Toxic Gases: ≥300 h per Charge; Combustible: ≥8 h per Charge |
| Event Log | 2000 events |
| Ingress Protection | IP65 |
| Approval | Ex ia IIC T3 |
| Dimension | 4.09 in x 2.40 in x 1.22 in (104 mm x 61 mm x 31 mm) |
| Weight | About 0.30 lb (140 g) |
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