External mode – Rockwell Automation MMCL Using the Mining, Mineral, and Cement Library (MMCL) in FactoryTalk View Site Ed User Manual
Page 57
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Publication RA-UM001B-EN-P - November 2010
Runtime Operation 57
External Mode
Click the EXT button to select the External Mode of the PID Controller.
External Mode is preselected when the EXT button is green. The controller is
running in External Mode when the indicator above the EXT button is green.
In External Mode, the Setpoint Variable is controlled by an external setpoint
and cannot be adjusted.
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