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Hi,
I am using M172 HVAC controller and Enabled the BACnet in my system. I was using COV property of BACnet, I encountered the issue with notification. I use to send subscription through Yabe and VTS. But the PLC is sending notification with any value change. and even it not presubscribing the object and I am using only analog input for COV subscription. I have also added the value in COV increment.
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