Description
Features
- Large LCD display
- Adjustable low and high alarm level
- Calibration point 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 alarm (audible, visual, vibrating)
- Data uploading (optional)
- STEL and TWA alarm for toxic gasses
- 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 gasses) |
| 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 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 Gasses: ≥ 300 h per Charge; Combustible: ≥ 8 h per Charge |
| Event Log | 2000 events |
| Ingress Protection | IP65 |
| Approval | Ex ia IIC T3 |
| Working Temperature | Toxic Gasses: 14 °F to 122 °F (-20 ℃ to +50 ℃) Combustible : -40 °F to 158 °F (-40 ºC to 70 ºC) |
| Dimension | 4.09 in  x 2.40 in  x 1.21 in (104 mm x 61 mm x 31 mm) |
| Weight | About 0.31 lb  (0.14 kg) |