ReRead is deprecated in this version of CitectSCADA.
Tags are now subscribed at the start of a function and updated tag values are sent to the subscribing function. Tag subscriptions are made at the update rate of:
You will want to verify that the subscription update rate matches the requirements of your system.
After removing ReRead from looping code you may need to extend the period of the Sleep function. This is to replace the pause ReRead created while it read all the tag values.
The mode of the read:
0 - Read only if data is stale.
1 - Read anyway.
No value (void).