Workstationst Gsm Protocol - GE Mark VIe System Manual

4.2 WorkstationST GSM Protocol

The WorkstationST-based GSM Server (GE Standard Messaging) is typically used for the exchange of unit-level control and
alarm data between Mark Controls equipment and a plant-level Distributed Control System (DCS).
The WorkstationST OPC DA server provides the GSM server with the following:
• Periodic reading of variables from Mark controllers
• Writing of variables to Mark controllers
The WorkstationST Alarm server provides the GSM server with the following:
• Alarm and event data from Mark controllers with time resolution equal to the controller frame rate
• Path for alarm commands from DCS to Mark controllers
104 GEH-6721_Vol_I_BP
GSM Server Example
GEH-6721_Vol_I Mark VIe and Mark VIeS Control Systems Volume I
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