| Measuring Range |
0.00% to 100% |
| Deviation |
0.00% to 1.00%, ±0.05% CH4, 1.00% to 100.0%, ±5% of true value |
| Response Time T90 |
≤5 s |
| Sensor |
Infrared (NDIR) CO2 Sensor |
| Protection Class |
IP 65 |
| Alarm Type |
Sound and Light Alarm |
| Resolution |
±5% CH4 |
| Transmitting Distance |
More than 1.24 mile (2 km) |
| Detecting Gases |
O2/H2S/CO/O2 |
| Explosion-Proof Type |
Mining Intrinsically Safe |
| 22 Gases for Choice |
CH4, LEL, CO, CO2, O2, H2S, SO2, NO, NO2, CL2, H2, NH3, O3, TVOC, HCHO, HCL, HCN, PH3, COCL2, SIH4, C2H4O, C2H6O |
| Audible Alarm |
>75 dB(A) (@ 1 meter) |
| Visual Alarm |
Visible distance is greater than 787.4 in (20 m) (In dark) |
| Sensor Lifespan |
CH4 >1 year, O2 >2 years, CO >2 years, CO2 >2 years |
| Battery Life |
>10 hrs (standby mode) |
| Housing Material |
Not specified |
| Working Temperature |
-40 °F to 158 °F (-40 ℃ to 70 ℃) |
| Operating Temperature |
-4 °F to 122 °F (-20 ℃ to 50 ℃) |
| IP Rating |
IP65 |
| Battery Type |
Lithium Manganese Oxide Battery |
| Model |
650 mAh to 2000 mAh |
| Maximum Open Circuit Voltage (U0) |
4.2 V |
| Maximum Short Circuit Current (I0) |
3.4 A |
| Rated Voltage |
3.7 V |
| Battery Assembly |
Epoxy Resin-Poured with Current Fuse and Current-Limiting Resistance |
| Size/Weight |
4.92 in x 2.6 in x 1.34 in (125 mm × 66 mm × 34 mm) / 0.77 lb (350 g) |
