3 multiport-4 card, Multiport-4 card, Table 29 – Emerson Liebert NX 50 and 60 Hz User Manual
Page 125: Sitenet multiport4 intellislot pin assignment
Options—For Assembly Inside the UPS Cabinet
113
9.2.3
Multiport-4 Card
The Multiport-4 card provides 4 sets of voltage-free contact closures for remote monitoring of alarm
conditions UPS operation On Battery and battery low condition. A typical application is to allows 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 NX Intellislot bays.
Figure 79 SiteNet MultiPort4 Intellislot pin configuration
Table 30
SiteNet MultiPort4 Intellislot pin assignment
Pin
Assignment
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
UPS
CPU
CPU
CPU
CPU
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