ICS Schneider Messtechnik GD-20 Manual página 51

5. Commissioning, operation
5.4.2.3 Data logger
The data logger is used for recording measured values over a certain time span.
After setting up COM ports, the baud rate and the min./max. address or interval, the recording can be started. For
continuous recording, it is possible to record the measured data in the selected interval in a text file divided by tabs.
The recording is started with the green start symbol. Stop the recording using the red stop symbol.
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5.4.2.4 Modbus register and functional description
The following documents (available under www.Modbus.org) are recommended for understanding the Modbus
architecture which the following chapters will refer to.
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Modbus APPLICATION PROTOCOL SPECIFICATION
Modbus over Serial Line Specification and Implementation Guide
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The register structure is described in the following.
WIKA operating instructions gas density sensor, model GD-20
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