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  1. payamh

    CPU 4000 Alarm Unit

    Guys,In one of our projects we need to connect the Alarms of the CPU 4000 to an external device called RTU (for SCADA system) .The issue is that the RTU digital input should be a dry contact which will be powered up with 48 VDC and get connected to RTU . But as CPU 4000 document shows the alarm...

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