Modbus TCP
The analyzer process variables and health status may be read by a Modbus master
using the Modbus TCP version of the protocol.
The Modbus protocol is an unsecured protocol, as such, the
intended application should be assessed to ensure that these
protocols are suitable before implementation.
WARNING!
Modbus Logger
Click the Modbus Logger tab to access the Modbus Logger menu.
Use this menu to view the Modbus data stream and analyzer alarm status.
You can also change certain Modbus settings from the default configuration
including:
Port name and server address
•
Whether to display analyzer alarms and measurement:
•
Show alarms – check this box to display alarms. If unchecked, alarms
o
are not displayed.
Show measurements – check this box to display Modbus
o
measurements. If unchecked, measurements are not displayed.
ABB GLA131 Series Microportable Analyzers User Manual
Figure 47: Modbus Logger Menu
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