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Dew Point Measurement with Remote Sensor
Product Code: MBW 473
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Flexible measurement options with the MBW473 chilled mirror.
The determination of dew point by monitoring condensation on a temperature controlled mirror allows a highly accurate (0.1 °C) measurement. With a typical service life of more than 15 years, MBW chilled mirror hygrometers provide highly accurate and stable measurements over a long service life. The 473 is a transfer reference standard instrument designed to validate a wide variety of climate chambers and moisture generator systems. Optimum Response Injection System (ORIS): in common with other models in the range, the MBW473 has the ORIS facility, reducing stabilisation time when measuring at low dew point levels. ORIS uses a pre-programed vapour injection procedure to accelerate the formation of a frost layer on the chilled mirror surface. ForcefrostTM function: below 0 °C water may condense as either liquid or solid. This is a particular problem when working at dew points just below 0 °C, and can cause up to a 3 °C difference in condensation temperature. For correct calculation of relative humidity (rh), the phase of the condensate must be known. When the Forcefrost function is activated at a user defined temperature the mirror over-cools to ensure that a frost is formed when below 0 °C, and to remove the uncertainty.
For more information on Dew Point Measurement with Remote Sensor talk to IMA Limited
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