Figure 8-3. Relay Interface Module Ii - Eaton Power Xpert 9395P-900 Series Installation And Operation Manual

Communication
8.7 Relay Interface Module II
An optional RIM II uses relay contact closures to indicate the operating status and alarm condition of the UPS
system. The module uses a serial interface line and may support up to eight critical loads. The RIM II can be
flush-mounted or surface-mounted on a desktop, or secured to a wall. Figure 8-3 shows the RIM II with its four
15-pin connectors labeled J1 through J4.

Figure 8-3. Relay Interface Module II

The RIM II can provide the status and alarm signals shown in Table 8-2.
Table 8-2. Customer Interface Connectors
Status
UPS AVAILABLE
UPS OFFLINE
BATTERY WEAK
UTILITY FAILURE
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8-6 Eaton Power Xpert
J1 through J4 Description
Pins 1 and 12 Contacts are closed when the UPS is operating in Online mode or ready to supply the load.
Contacts are open when the UPS is offline. Contacts are closed when the UPS is operating in
Pins 3 and 13
Online mode.
Contacts are closed when approximately two minutes of battery time is remaining before the
Pins 5 and 14
critical load is lost.
Pins 6 and 15 Contacts are closed when Utility Failure is detected.
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9395P-900 UPS Installation and Operation Manual P-164000501—Rev 09 www.eaton.com/powerquality