Description
Overview
GAOTek Combustible Gas Detector – Alarm Enabled has a man-down alarm function that has upgraded the safety of underground operators. The password protection function prevents non-operators from modifying menu parameters. With a safety reminder function, sound and light vibration alarm function, operators work without worries. The high and low alarm latched function allows the operator to better capture the sudden change of the gas concentration value.
Features
- Beautiful and friendly user interface, reasonable and easy-to-use interactive mode
- Optional Bluetooth function, data can be transmitted to the mobile phone or PC in real
- A full range of automatic detection functions
- one-key open storage, automatic image flip
- Supports PPM and mg/m^3 gas unit switch
Technical Specification
| Measure Range | CO: 0 PPM to 1000 PPM or 0 PPM to 2000 PPM,
H2S: 0 PPM to 100 PPM or 0 PPM to 200 PPM or 0 PPM to 500 PPM, O2: 0 % VOL to 30 % VOL or 0 % VOL to 25 % VOL, EX: 0 % LEL to 100 % LEL or 0 % VOL to 100 % VOL and other measure ranges can be customized. |
| Resolution | CO: 1 PPM,
H2S: 0.1 PPM, O2: 0.1 % VOL, EX: 1 % LEL, according to sensors |
| Response Time | ≤ 30 seconds |
| Precision | ≤ ± 2 % F. S |
| Display | Monochrome Graphics |
| Backlight | The backlight time can be manually set, and will be turned on automatically when an alarm is issued |
| Data Records | Can store 100,000 sets data, the storage interval is adjustable from 5 seconds to 3600 seconds, data can be exported |
| Alarm | 95 dB buzzer, vibration alarm and flashing red LED |
| Battery | 3.7 V rechargeable lithium battery, battery capacity 2200 mA |
| Working Hours | More than 15 hours in continuous pumping mode |
| Charger | Travel charger with DC interface, charging time ≥ 4 hours |
| Protection Grade | IP 67 or IP 68 |
| Humidity | 0 % RH to 90 % RH (no condensation) |
| Explosion-proof grade | IECEX/ATEX (II IG Ex ia IIC T4 Ga),
CNEX: Ex ia IIC T4 Ga |
| Environmental Pressure | 12.48 psi to 15.37 psi (86 Kpa to 106 Kpa) |
| Temperature | -4 °F to 122 °F (-20 ºC to 50 ºC) |
| Dimensions | 6.1 in x 3.3 in x 2.3 in (15.7 cm x 8.45 cm x 5.95 cm) |
| Weight | 12.86 oz (365 g) |