Emerson 480V user manual MultiPort 4 Card, Assignment, Pin Description

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MultiPort 4 Card

The MultiPort 4 card provides four sets of voltage-free contact closures for remote monitoring of alarm conditions UPS operation On Battery and Low Battery condition. A typical application is to allow a maximum of four computer systems to simultaneously monitor the status (e.g., utility power failure-low battery) of a single UPS.

This card is supported in any of the three Liebert IntelliSlot bays on the Liebert NX.

Figure 57 MultiPort 4 card pin assignment

UPS

CPU

CPU

CPU

CPU

	Assignment
Pin	Description
1	Low Battery
2	Not Used
3	Not Used
4	Not Used
5	Not Used
6	Not Used
7	Low Battery Common
8	Utility Fail Common
9	Utility Fail

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