Gas Detected |
LEL,O2,CO and H2S |
Detection Principle |
Natural Diffusion |
Accuracy |
3%FS |
USB |
U3 port(USB) |
Storage Capacity |
Max 6000pcs |
The CD4 multi -gas detector adopts dot - matrix display technology with English interface operation, can simultaneously detect combustible, oxygen, carbon monoxide and sulfur Hydrogen gas,the test results are displayed on the screen at the same time, users can start manual operation at any time. Standard USB ports can be used for charging, data transmission and query alarm results.
The below gases are available
Gas detected |
Measuring Range |
Optional Range |
Resolution Ratio |
Response Time |
LEL -combustible gas |
0-100%LEL |
0-100%VOL(Infrared or catalytic ) |
1%LEL/1%vol |
≤10s |
carbon monoxide |
0-1000PPm |
0-500/2000/5000PPm |
0.1/1PPm |
≤10s |
TVOC |
0-100PPM |
0-100PPM |
0.1PPm/1PPM |
≤15s |
hydrogen |
0-100%LEL |
0-1000PPM |
1%LEL/1PPM |
≤15s |
natural gas |
0-100%LEL |
0-100%LEL |
1%LEL |
≤10s |
Oxygen-O2 |
0-30%VOL |
0-30%、0-100%VOL |
0.1%vol |
≤10s |
ozone |
0-10PPm |
0-20、100PPm |
0.01PPm/0.1PPM |
≤15s |
hydrogen sulfide-H2S |
0-100PPm |
0-50、200、1000PPm |
1/0.1PPm |
≤10s |
Methane-CH4 |
0-100%LEL |
0-100%VOL |
1%LEL/1%vol |
≤10s |
fluorine |
0-10PM |
0-1、10PPM |
1/0.1PPm |
≤15s |
hydrogen chloride |
0-20PPm |
0-20/50PPm/100PPM |
0.01/0.1PPm |
≤15s |
Nitrogen-N2 |
0-30%VOL |
0-30%VOL、100%VOL |
0.1%LEL/1PPM |
≤10s |
hydrogen |
0-100%LEL |
0-1000PPm |
1%LEL/0.1PPm |
≤15s |
chlorine |
0-20PPm |
0-10、100PPm |
0.1PPm |
≤15s |
ammonia gas |
0-100PPm |
0-50、500、1000PPm |
1/0.1PPm |
≤15s |
oxynitride |
0-20PPm |
0-50、1000PPm |
0.1/1PPm |
CD4 Mining use Multi-gas detector |
|
Gas Detected |
Combustible gas, Toxic gas |
Detection Principle |
Natural Diffusion |
Accuracy |
3%FS |
USB |
U3 port(USB) |
Storage Capacity |
Max 6000pcs |
Operational Environment |
Temperature: (-20 ~ 50 ℃); Humidity: (0-95) % RH |
Alarm |
LED lights flicker >90 db |
Battery |
2800mA lithium rechargeable battery |
Charging time |
≤6 hours |
Ingress Protection |
IP65 |
Ex-mark |
EXib I Mb |
Explosion-proof number |
SHExC19.0208 |
Whole part weight |
About 240g(with charger) |
Coal safety inspection report |
10822925 |
Please feel free to submit your inquiry information to us! our sales manager will contact with you as soon as possible.