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SOFTWARE


Room layout


For clear presentation of the measured values, the room layout of the building or machine can be stored within the HW4 software.


Drawings and images can be imported in BMP or JPG format. Once the room layout has been imported, the probes can be placed in the room layout and their measured values shown.


Archiving of data/File formats


The data can be written automatically to different files. For example, the user can configure the system to create a new file every day, every week or every month. The file formats can be defined by the user. The formats .xls, .csv and .log are available for log files. The .log format saves the data in a binary format that can only be read by HW4, while the .xls format can be opened with an editor or Excel. The data can also be exported in other formats.


Instrument configuration


The HW4 software can be used to adjust the settings of ROTRONIC instruments and probes. Depending on the instrument and probe, the following functions and settings can be changed: • Assignment and scaling of transmitter outputs • Definition of alarm values • Relay switch points • Adjustment and calibration of probes


Analysis and calculation tool Psychrometric parameters


All ROTRONIC instruments measure relative humidity in %RH and temperature in °C/°F. These two values can be used to calculate other psychrometric val- ues such as dew point, mixing ratio, enthalpy and wet bulb temperature. The calculation module in HW4 software uses WMO*-verified formulas for these calculations and allows users to define their own parameters (e.g. mixing ratio & temperature) as input values in order to calculate the relative humidity from them. Other advanced options such as dew/frost point differentiation are also included.


* WMO = World Meteorological Organisation


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