Remote Particle Counters Models 2501-1 and 2501-4

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The Particles Plus® 2501-1 Remote Particle Counter measures 0.5 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 ASCII. The 2000 Series is the smallest remote particle counters on the market and has easy mounting options. The Particles Plus® 2501-1 units comply with ISO 21501-4 and include a 1 year limited warranty.

The Particles Plus® 2501-4 Remote Particle Counter measures 0.5 μm, 0.7 μm, 1.0 μm & 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 ASCII. The 2000 Series is the smallest remote particle counters on the market and has easy mounting options. The Particles Plus® 2501-4 units comply with ISO 21501-4 and include a 1 year limited warranty.

Features and Benefits 

2501-1

Measures 0.5 µm and 5 µm
0.1 CFM (2.83 LPM) flow rate with onboard pressure loss alarm
Long life laser diode technology
World's smallest 0.1 CFM remote particle counter
Measures 2 channels of simultaneous data
MODBUS™ RTU or ASCII Outputs
Connect using RS485 or RS232
Concentration limit of 500,000 per ft³
LED Status Indication
Complies with ISO 21501-4 and JIS B9921 standards
Seamless integration into a facility monitoring system
Light weight stainless steel enclosure
1 year limited warranty

2501-4

Measures 0.5 μm, 0.7 μm, 1.0 μm & 5.0 μm
0.1 CFM (2.83 LPM) flow rate with onboard pressure loss alarm
Long life laser diode technology
World's smallest 0.1 CFM remote particle counter
Measures 2 channels of simultaneous data
MODBUS™ RTU or ASCII Outputs
Connect using RS485 or RS232
Concentration limit of 500,000 per ft³
LED Status Indication
Complies with ISO 21501-4 and JIS B9921 standards
Seamless integration into a facility monitoring system
Light weight stainless steel enclosure
1 year limited warranty

Download

2501-1-Datasheet

2501-4-Datasheet