| Detect gas |
EX, H2S, CO, CO2 (any combination of less than 4 kinds of 600 kinds of gases) |
| number of detection parameters |
1-4 kinds |
| Detection principle |
Semiconductor, catalytic combustion, infrared, electrochemistry, PID photoion, thermal conductivity, etc.; |
| Range |
See the list of detectable gases or call us! |
| resolution |
≤ full scale * one thousandth (consult the customer service of the mall); |
| testing unit |
ppm, ppb, pphm, mg/m3, LEL%, VOL% (partially switchable); |
| Response time |
T90 ≤ national standard |
| error of indication |
3%FS |
| Repeatability |
1% |
| Display |
High definition 2.8 inch color screen, 320 * 240 resolution, support no backlight display; |
| system language |
Chinese/English, can be switched. |
| Adoption method |
Compatible with diffusion type and built-in air pump suction type, the two modes are easy to switch; |
| Temperature detection |
without |
| temperature compensation |
without |
| Communication interface |
MICRO USB |
| Wireless signal output |
Optional 4G, NB-IOT, WIFI, LORA, Bluetooth (optional); |
| Alarm function |
Buzzer, LED light alarm, screen flash alarm, vibration alarm; |
| Fall alarm |
Yes (optional) |
| Remote visual alarm |
Remote visibility of each detection parameter separate light alarm function; |
| Operation mode |
Key operation (3), remote IoT operation; |
| IoT manipulation |
Remote parameter configuration and program upgrade can be carried out through NB-IoT, 4G or WIFI networking. |
| How to use |
Handheld, neck-mounted; |
| automatic calibration |
Zero automatic correction function; |
| calibration period |
1 year (recommended) |
| Data storage |
Detection data > 100000; Alarm record data: 1000 |
| Explosion-proof level |
Intrinsically safe explosion protection: Ex ia IIC T4 Ga |
| Protection level |
IP65 |
| anti-electromagnetic interference |
national standard |
| anti-cross gas interference |
weak |
| Battery |
3500MAh lithium battery; Charging time: < 5 hours; Operating Voltage: 7-4.2 V; |
| battery life |
12 hours < working battery life < 50 hours (determined by Sampling method and Sensors principle); |
| Environmental temperature |
-40~55℃ |
| Storage temperature |
-10~30℃ |
| Working pressure |
80-120KPA |
| service life |
Sensors: determined by the detection principle; Miscellaneous components ≥ 5 years |
| Attenuation performance |
standard |
| reference certification |
Intrinsically safe explosion-proof, Measurement equipment CPA, CCCF, IP65 protection, mine safety, coal safety, ROSH, SIL2, CE, ATEX, IEC |
| Weight |
About 760g |
| Shell Color |
Amber + off-white |
| Product size |
About 200 * 75 * 47mm |
| Production process |
Standard process |
| shell material |
Shell material: PC plus TPU soft glue, anti-skid, anti-drop, anti-off hand; |
| Environmental humidity |
0% -95% RH (no condensation) |