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Met One Instruments’ ES-642 Remote Dust Monitor is an industrial air-quality sensor designed to provide real-time particle concentration measurements in both indoor and outdoor environments. 

The ES-642’s serial and analog outputs support a wide variety of data collection systems. Serial outputs are MODBUS and basic ASCII via RS-232 or RS-485. Analog outputs include both 0-10 volts and 4-20 mA.

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