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Measurement Principle: Dual Wavelength Optical Absorption
Measurement Range: Near Infrared (880 nm LED) for elemental carbon
Data Display Resolution: Ultraviolet (370 nm LED) for elemental and organic carbon.
LDL (2σ):
<1ng/m3 to >100,000ng/m3 (effective)
0.1ng/m3
< 8ng/m3 with 1 minute sample time
< 1ng/m3 with 1 hour sample time
Measurement Interval: 1, 5,10,15, 30, or 60 minutes.
Flow Rate: 2 LPM
Pump Type: Internal DC Powered Pump
Filter Tape: Reinforced glass fiber
Power Supply: 12V DC. Universal 100-240 VAC 50/60Hz input, 12 VDC 8.5A output supply included
Ambient/Operating Temperature: -50~70°C
Ambient Humidity Range: 0~90%RH, non-condensing
Internal Data Storage: 4 MB internal memory. 108,134 data records
External Data Storage: One USB Flash Drive Port
Data Collection Interface:
- Single serial output through either RS-232, USB
- Ethernet port. 1200 to 115200 baud.
Compatible Software: Comet™ software and USB/Ethernet driver CD included
User Interface: Menu-driven interface with 4x20 character backlit LCD display and dynamic keypad
Inlet: PM2.5 or PM1 cyclonic separator, 2LPM flow rate
Unit Weight: Approximately 35lbs (16kg)
Deployed Dimensions: Height: 30.5cm; Width: 35.6cm; Depth: 36.8cm
