Emerson Liebert NX 480V - Figure 57 Multiport 4 Card Pin Assignment

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