Features:
Mass Concentration | |
Channels | PM2.5/PM10 |
Mass Concentration Range | 0 - 2000μg/m3 |
Display resolution | 1μg/m3 |
Particle Counter | |
Channel
|
0.3, 0.5, 1.0, 2.5, 5.0, 10μm
|
Flow Rate
|
0.1ft3(2.83L/min) controlled by internal pump
|
Counting Efficiency | 50% @0.3µm;100% for particles > 0.45µm |
Coincidence Loss
|
5%, 2000000 particles per ft3
|
Data Storage | 5000 sample record (MiceoSD card) |
Count Modes
|
Cumulative, Differential, Concentration
|
Air Temperature and Relative humidity Measurement
|
|
Air Temperature Range
|
0ºC to 50ºC (32ºF to 122ºF)
|
Dewpoint Temperature Range
|
0ºC to 50ºC/ (32ºF to 122ºF)
|
Relative Humidity Range | 0 to 100%RH |
Air Temperature Accuracy
|
±0.5ºC(0.9ºF) 10ºC to 40ºC
±1.0ºC(1.8ºF) others |
Dewpoint Temp. Accuracy |
±0.5ºC(0.9ºF) 10ºC to 40ºC ±1.0ºC(1.8ºF) 0ºC to 10ºC |
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% |
GAS Detectors (DT-9881, DT-9881M only)
|
|
HCHO Measure
|
|
Range | 0.01~5.00ppm |
Basic Accuracy | ±5%F.S |
Display resolution | 0.01ppm |
CO Measure | |
Range | 0~1000ppm |
Basic Accuracy | ±5%F.S |
Display resolution
|
1ppm
|
Power | |
Battery | Rechargeable battery |
Battery Lift | About 4 hours continuous use |
Battery Charhe Time | About 2 hours with AC adapter |
Dimensions | 9.4 x 3 x 2.2" (240 x 75 x 57mm) |
Weight | 1.26lbs (570g) |
Comparisons : CEM DT-98xx Series Features & Specifications |
DT-9880
|
DT-9881
|
DT-9880M
|
DT-9881M
|
DT-9883M
|
2.8" TFT 320x240 pixels Color LCD display | • | • | • | • | • |
Images(JPEG) & Video(3GP) | • | • | • | • | • |
Simultaneously measure and display 6 channel of particle sizes, measure particle size down to 0.3 µm |
• | • | • | • | • |
The determination of suspended particle concentration in the air of the weight method (PM2.5/PM10) |
• | • | • | ||
GAS (HCHO,CO) detectors | • | -/• | -/• | ||
TVOC,CO2 detectors | • | ||||
Air temperature and humidity, Dewpoint & Wet bulb temperature | • | • | • | • | • |
Max, Min, DIF, AVG record, Date/time setup controls, alarm | • | • | • | • | • |
MicroSD (MAX. use 8GB) memory card, USB interface | • | • | • | • | • |
Auto Power Off | • | • | • | • | • |
Selectable sample time, count data, programmable delay | • | • | • | • | • |
Store 5000 records of date, time, counts, relative humidity, temperature,sample volumes, alarms and location label |
• | • | • | • | • |
Language selection English, Chinese, French, German, Spanish | • | • | • | • | • |
Particle Counter | |||||
Channel : 0.3, 0.5, 1.0,2.5, 5.0, 10μm | • | • | • | • | • |
Flow Rate : 0.1ft3 (2.83L/min) controlled by internal pump | • | • | • | • | • |
Count Modes : Totalize, Concentration, Audio | • | • | • | • | • |
Coincidence Loss : 5%, 2,000,000 particles per ft³ | • | • | • | • | • |
Mass Concentration Channel PM2.5 :0~500ug/m³ ;PM10:0~500ug/m³ | • | • | • | ||
Air Temperature Measure | |||||
Air Temp Range : 0 to 50ºC/32 to 122ºF; Basic Accuracy: ±0.5ºC/1ºF | • | • | • | • | • |
Humidity Range : 0 to 100%RH; Basic Accuracy: ±2.5%RH (20%~80%RH) | • | • | • | • | • |
Dew Point Temp. Range : -30~100ºC/ -22~199ºF | • | • | • | • | • |
Wet Bulb Temp. Range : 0~80ºC/ 32~176ºF | • | • | • | • | • |
GAS Detectors | |||||
HCHO (methanal) Range : 0.01~5.00ppm; Basic Accuracy: ±5%F.S | • | • | • | ||
CO (carbon monoxide) Range : 0~1000ppm; Basic Accuracy:±5%F.S | • | • | |||
CO2 Range : 0~9999ppm; Basic Accuracy: ±75PPM ±5% of reading | • | ||||
TVOC Range : 0.00~10mg/m 3 ; Accuracy: ±5%F.S | • |