1. martigej

    SLC 500 / DH+ / iFIX – Alarm Flood After Adding Analog Input Module

    Hi everyone, One of my customers has a DH+ network with several SLC 500 PLCs, several PanelView 550 terminals, and an iFIX SCADA system. After adding a 1746-NI4 analog input module to one of the SLCs, a strange problem started: every 5–10 minutes, iFIX generates a flood of alarms from...
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