| Sampling method |
pump suction type |
| Gas type |
Oxygen, Combustible gas, Carbon monoxide, Hydrogen sulphide, Carbon dioxide |
| Measure range |
0 VOL to 30% VOL,0 LEL to 100% LEL, 0 ppm to 500 ppm,0 ppm to 100 ppm,0 ppm to 5000 ppm |
| Resolution |
0.01% VOL, 1% LEL,1 PPM,1 PPM |
| Response time |
≤30 s |
| Precision |
≤± 2% F.S except for special gases |
| Language |
Chinese/English |
| Automatically test and calibrate after power-on |
Including reset, maximum value (MAX), minimum value (MIN), STEL, TWA value |
| Unit |
PPM and mg/m³ can be switched and displayed by one key, and the concentration value is automatically converted by the system |
| Display |
monochrome graphics (160 x 96), screen can be automatically flipped |
| Backlight |
The backlight time can be manually set, and will be turned on automatically when an alarm is issued |
| Data record |
Can store 100,000 sets data, the storage interval is adjustable from 5 to 3600 seconds, data can be exported, with data cable |
| Alarm |
95 dB buzzer, vibration alarm and flashing red LED and alarm status indication on the screen, alarm latched; diagnostic alarm and battery under voltage alarm, pump block alarm; man, down alarm, with early warning and optional real-time remote Bluetooth notification function |
| Battery |
3.7 V rechargeable lithium battery, battery capacity 2200 mAH |
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