4-channel Remote Particle Counter - P240

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• Measures 0.3 μm, 0.5 μm, 1.0 μm and 5.0 μm
• 0.1 CFM (2.83 LPM) flow rate
• Measures 2 channels of simultaneous data
• Power: 9-30 VDC
• Concentration limit of 2,000,000 per ft³
• Operating Temperature: 5 to 35°C
• Operating Humidity: 20% to 95%RH non-condensing
• World’s smallest 4 channel remote particle counter

Model Number: P240
Data Sheet:

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Product Specification

Remote Particle Counter
Model P240

The P240 4-channel remote particle counter measures 0.3 µm, 0.5 µm, 1.0 µm and 5.0 µm with a flow rate of 0.1 CFM (2.83 LPM). Integration is easy into a real-time monitoring or building management system via Modbus™ RTU or Modbus™ ASCII. The P240 is the smallest 4-channel remote particle counter in the market and has easy mounting options. The P240 complies with ISO 21501-4 and includes a 2 year limited warranty.

P240 Remote Particle Counter Features & Benefits
• World’s smallest 4 channel remote particle counter
• Measures 0.3 µm, 0.5 µm, 1.0 µm and 5.0 µm
• 0.1 CFM (2.83 LPM) flow rate
• Measures 2 channels of simultaneous data
• Long life laser diode
• Modbus™ RTU or Modbus™ ASCII outputs
• Concentration limit of 2,000,000 per ft³
• Complies with ISO 21501-4 and JIS B9921 standards
• Lightweight stainless steel enclosure
• Easy to clean and wipe down
• 2 year limited warranty

P240 Remote Particle Counter Specifications

Channel Sizes	0.3 µm, 0.5 µm, 1.0 µm and 5.0 µm
Counting Efficiency	50% at 0.3 µm; 100% for particles > 0.45 µm (per JIS)
Concentration Limits	2,000,000 particles / ft3 at 5% coincidence loss
Light Source	Long life laser diode
Zero Count Level	<1 count / 5 minutes (per JIS B9921)
Flow Rate	0.1 CFM (2.83 LPM)
Flow Control	Critical orifice
Vacuum Requirements	External vacuum >15" (38.1 cm) of Hg
Calibration	NIST traceable
Sample Probe/Tubing	Isokinetic sampling probe
Communication Interface	Modbus™ RTU or ASCII outputs (specified upon order)
Power	9-30 VDC
Dimensions (L x W x H)	1.8” x 3.7“ x 1.5” (4.5 cm x 9.3 cm x 3.8 cm) does not include probes
Weight	0.62 lb (0.28 kg)
Standards	ISO 21501-4 and JIS B9921
Warranty	2 year limited warranty
Operating Conditions	5 to 35°C, 20% to 95%RH non-condensing
Storage Conditions	-20 to 50°C, Up to 98%RH non-condensing
Optional Accessories	Isokinetic sampling probe, purge filter, data cable, vacuum and sample tubing