Laser TypeSolid-state laser diode (780nm)
Cell MaterialNituff coated aluminum
PEEK plastic (optional)
Viewing WindowsSapphire
Detection Range2-750 microns
Sizing Range2-125 microns
Sample Temperature32° – 120° F (0° – 50° C)
Flow Rate75 mL/min
ResolutionBetter than 10% at 10 micron (ASTM-F658)
Coincidence Limit(2 micron) 20,000 cnts/mL (optional)
Signal to Noise RatioBetter than 5:1
Size Channels8 – user selectable and total counts
AlarmsSensor diagnostic, particle count limit
Laser Diode LifeMTBF 75,000 hours @ 55º C
Measurement TypeLight obscuration, volumetric
Local DisplayGraphical, 8 size channels displayed at once, unit info/diagnostic screen, alarm screen, total count screen, graphical trending, user menus
Display ReadoutSize channel, counts, cell condition (0-100%), laser condition (0-100%), unit address, sample period, sample frequency, flow rate, days until data log overwrite ppb volumetric concentration (optional)
Graphical TrendingTrending of last 64 logged values for any size range, analog input, or sensor status %
Data Storage65,000 sample strings User defined logging interval (1 – 254 min.)
Keypad InterfaceAll instrument settings may be modified via the keypad interface, including instrument calibration (some settings require password)
Serial Communications2 wire RS485 (Network) and RS232
Communication ProtocolsStandard: MODBUS RTU (RS485)
Optional: MODBUS TCP (Ethernet), multiple communication protocols supported
Analog Outputs2, 4, 6, or 8 channels, 4-20 mA (optional)
Analog Inputs2, 4, 6, or 8 channels, 4-20 mA 0-5V, 0-10V (optional)
Alarm Relays2, 250V, 1 Amp (optional)
Power Requirements100-240 VAC, 200mA, 47 – 63 Hz 12 or 24 VAC (optional)
Operating Temperature32° – 120° F (0° – 50° C)
Dimensions12” W x 11” H x 5” D
(305 mm W x 280 mm H x 127 mm D)
Weight7 lbs (3.2 kg)