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Product Description
Features of CEM DT-9881 Air Particle Counter:
- The built-in 320×240-pixel camera takes videos (3GP) and photo images (JPEG) and records them in internal 74MB memory
- Stores 5000 records (date, time, counts, humidity, temperature, sample volumes, and location label) and 20 minutes of video
- Selectable sample time, count data, and Programmable delay
- Air Temperature and Humidity, Dew Point & Wet Bulb Temperature
- Gas (HCHO, CO) Detectors
- Max, Min, DIF, AVG record, Date/time setup controls
- Auto Power Off
- Language selection: English, French, German, Spanish
- Tripod mount for continuous recording
- Mini-USB port connection
- Micro SD card slot in the battery compartment (memory card not included; max size 8GB)
Additional Information
| Manufacturer | CEM |
|---|---|
| Model | DT-9881 |
| Channels | 0.3,0.5,1.0,2.5,5.0,10um |
| Flow Rate | 0.1ft3(2.83L/min) |
| Counting Efficiency | 50% @ 0.3 µm; 100 % for particles > 0.45 µm |
| Coincidence Loss | 5% at 2,000,000 particles per ft3 |
| Data Storage | 5000 sample records (Micro-SD card) |
| Count Modes | Cumulative, Differential, Concentration, |
| HCHO Measurement | Range: 0.01~5.00PPM; Basic Accuracy : ±5%F.S; Display Resolution: 0.01ppm |
| CO Measurement | Range: 10~1000PPM; Basic Accuracy: ±5%F.S; Display Resolution : 1ppm |
| Air Temperature Range | 0°C to 50°C (32°F to 122°F) |
| Dew-point Temperature Range | 0°C to 50°C (32°F to 122°F) |
| Relative Humidity Range | 0 to 100%RH |
| Air temperature Accuracy | ±0.5°C (0.9°F) 10°C to 40°C; ±1.0°C (1.8°F) others |
| Dew-Point temp. Accuracy | ±0.5°C(0.9°F) 10°C to 40°C; ±1.0°C(1.8°F) others |
| Relative Humidity Accuracy | ±3%RH 40% to 60%; ±3.5%RH 20% to 40% and 60% to 80%; ±5%RH 0% to 20% and 80% to 100%; |
| Battery | Rechargeable battery |
| Battery Life | About 4 hours continuous use |
| Battery Charge Time | About 2 hours with AC adapter |
| Shipping Weight | 1 Kg |
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