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Creating a Change of State alarm in Vista Server for digital or binary points.

Issue

What is the proper configuration for a Change of State object to detect a digital or binary point.

Environment

Vista 5.x.x

Cause

Vista requires that the point being monitored is set with a watch setting of watch or alarm.

Also as long as the low limit and high limit values match the alarm will trigger when the point is active or on.

Resolution

Create the Change of State object in Vista and set the Low Limit to 0 and High Limit to 0.

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Revision #:
1 of 1
Last update:
3 weeks ago
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