Detail
Summary
GD80-CH2O Formaldehyde Tester is a kind of intrinsic safety instrument to measure specified gas concentration, with features of quick response, high accuracy, good stability and repeatability, custom parameters setting and easy operation. It is widely used in petrochemical industry, industrial production, gas monitoring, environment monitoring, sewage treatment, biopharmaceutical industry, home environmental protection, school laboratories, etc.
Features:
Build-in large capacity NI-MH rechargeable battery with long battery life
Reliable and beautiful appearance with surface-mounted packaging
Digital LCD backlit display
Class Ⅱ audible and visual alarm to give timely, correct, straight alarm
ABS material shell with beautiful design and good feel
Specification
GD80-CH2O Formaldehyde Tester is a kind of intrinsic safety instrument to measure specified gas concentration, with features of quick response, high accuracy, good stability and repeatability, custom parameters setting and easy operation. It is widely used in petrochemical industry, industrial production, gas monitoring, environment monitoring, sewage treatment, biopharmaceutical industry, home environmental protection, school laboratories, etc.
Features:
Build-in large capacity NI-MH rechargeable battery with long battery life
Reliable and beautiful appearance with surface-mounted packaging
Digital LCD backlit display
Class Ⅱ audible and visual alarm to give timely, correct, straight alarm
ABS material shell with beautiful design and good feel
Specification
| Measuring Gas | Formaldehyde CH2O （electrochemical sensor with 3 years service life） |
| Measuring Range | 0-10ppm、20ppm、50ppm、100ppm、500ppm、1000ppm (optional) |
|
Resolution |
0.001ppm（0-10ppm）；0.01ppm（0-100ppm）；0.1ppm（0-1000ppm）；1ppm（>1000ppm） |
| Accuracy | ≤±3% |
| Response Time | ≤20s（T90） |
| Recovery Time | ≤20s |
| Repeatability | ≤±1% |
| Zero Drift | ≤±1%（F.S/year） |
| Display Method | LCD backlit display concentration, type, unit, work status, etc. |
| Alarm Mode | audible and visual 2 class alarm，alarm sound：80 dB |
| Measuring Mode | Pump sucking mode |
| Data Recovery | one key recovers Factory Default |
| Protection Class | IP65 |
| Explosion-proof | Extra II CT6 |
| Working Temperature | -30℃～+70℃ |
| Working Humidity | ≤95%RH，without condensation（humidity>90%RH，can be equipped with filter） |
| Working Pressure | ≤200Kpa |
| Power Supply | 4.2VDC ± 0.8VDC，build-in rechargeable lithium battery |
| Dimension | 125×50×30（mm） |
| Weight | 200g |
