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MET ONE R4800/R4900远程空气颗粒计数器
The MET ONE R4800 and R4900 series remote air particle counters are cost-effective, highly reliable, and can provide accurate data for particle monito
Product details

Beckman Coulter MET ONE R4800/R4900 Remote Air Particle Counter

The MET ONE R4800 and R4900 series remote air particle counters are cost-effective, highly reliable, and can provide accurate data for particle monitoring systems. Compact design, flexible particle size, flow rate, and communication solution options can meet the specific needs of cleanroom monitoring in the pharmaceutical, semiconductor, hard drive, and flat panel display industries.
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Remote Air Counter | MET ONE R4800 and R4900 Series

-Easy to integrate with any FMS system
The MET ONE R4800 series remote air particle counter uses standard RS-485 serial communication, while the MET ONE R4900 series remote air particle counter uses an industrial standard 4-20mA interface.

-Flexible and convenient, suitable for all remote air particle counter applications
The sensitivity range is from 0.3 um to 0.5 um, and the flow rate range is from 0.1 cfm to 1.0 cfm. The LED status indicator on the counter can flash and a signal can be set at the connector for alarm purposes. RS-485 configuration programming (counting time, holding time, alarm level, alarm delay, and scaling) is resident and maintained through power cycle (power on and off).

-Easy installation options
The small stainless steel casing is suitable for most process environments. Because it does not come with a fan that would disrupt the airflow, the MET ONE R4800/R4900 series air particle counters can be placed in close proximity to sensitive process areas.


Product parameters

Zui small particle size R4803 / R4903 - 0.3um R4805 / R4815/ R4905 / R4915 - 0.5um
Flow rate R4803 / R4805 / R4903 / R4905 - 0.1 CFM (2.83 LPM) R4815 / R4915 - 1.0 CFM (28.3 LPM)
Flow control Choke nozzle; Request 18 "* * * column vacuum, minimum 450 mbar
Channel particle size (μ m) R4803/R4903- Channel 1/Channel 2-0.3/0.5 R4805/R4815/R4905/R4915- Channel 1/Channel 2-0.5/5.0
Light source Laser diode (10-year MTTF)
Complies with losses Loss below 5% at a concentration of 2000000 particles per cubic foot
Inlet pressure 0.1 '' Hg vacuum
Indicator light When the counter is powered on, the LED power light will illuminate; When the sensor calibration needs to be checked, the calibration/alarm LED light will light up. When the count value exceeds the alarm value, the calibration/alarm light will flash
Power supply Open collector electrode FET maximum reverse current (on) 150 mA; Maximum VC voltage (off) 30 VDC
Connector DB-15 (female)
Weight 0.3 kilograms (10.7 ounces)
Pipeline connection Inlet, 0.1 CFM, 1/8 "inner diameter inlet, 1.0 CFM, 1/4" inner diameter outlet, all (vacuum), 1/4 "inner diameter
Storage environment Operating temperature: 12~41 ° C (55~104 ° F) Relative humidity: 20~95%, non condensing storage temperature:- 40~70 ° C (-40~122 ° F) Relative humidity: 0~98%, no condensation
When placing an order, please specify 0.3 µ m (R4803/R4903) or 0.5 µ m (R4805/R4815/R4905/R4915) and 0.1 cfm (R4803/R4805/R4903/R4905) or 1.0 cfm (R4815/R4915)


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