Global Update Rate is the time period for which the controller waits for an update from the source object. The Set button can be used to globally set the update rate for all objects in the control program logic. Although, any new object added to the control program would have the default update rate.
Note: The default update rate value is 60 seconds.The value can range from 0-3600 seconds.
Global Send Heartbeat is set at the device level. It is the time period at which the controller sends updates to the target object. The Set button can be used to globally set the send heartbeat for all objects in the control program logic. Although, any new object added to the control program would have the default rate of send heartbeat
Note: Global Send Heart Beat has a default value of 60 seconds. The value can range from 0-3600 seconds.