The CEM DT-900A is a portable indoor air-quality meter for real-time measurement of formaldehyde (HCHO) and total volatile organic compounds (TVOC). It is suited to offices, homes, factories, hotels, schools and indoor-environment investigations.
Key Features
- Real-time HCHO measurement from 0.00 to 5.00 mg/m³
- HCHO resolution: 0.01 mg/m³
- TVOC measurement from 0.00 to 9.99 mg/m³
- TVOC resolution: 0.01 mg/m³
- Air Pollution Index (API) display
- Audible and visual pollution alarm
- Backlit LCD display
- Automatic power-off
- Rechargeable 7.4 V battery
Applications
- Indoor air-quality surveys
- Building and renovation checks
- Workplace environmental monitoring
- Furniture and material-emission screening
Model: CEM DT-900A
Specifications
| Specification | Details |
|---|---|
| HCHO range | 0.00 to 5.00 mg/m³ |
| HCHO resolution | 0.01 mg/m³ |
| TVOC range | 0.00 to 9.99 mg/m³ |
| TVOC resolution | 0.01 mg/m³ |
| Repeatability | CEM states ±2% |
| Sensor | Electrochemical / fuel-cell HCHO sensor |
| Alarm | Audible and visual pollution alarm |
| Battery | 7.4 V rechargeable |