Figure 112. Relay Interface Module Ii - Eaton Power Xpert 9395 550/275 Installation And Operation Manual

8 8 . . 7 7 R R e e l l a a y y I I n n t t e e r r f f a a c c e e M M o o d d u u l l e e I I I I
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.
four 15–pin connectors labeled J1 through J4.

Figure 112. Relay Interface Module II

The RIM II can provide the status and alarm signals shown in
Table 38. Customer Interface Connectors
Status
UPS AVAILABLE
UPS OFFLINE
BATTERY WEAK
UTILITY FAILURE
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.
Pins 3 and 13 Contacts are open when the UPS is offline.
Contacts are closed when the UPS is operating in Online mode.
Pins 5 and 14 Contacts are closed when approximately two minutes of battery time is remaining
before the critical load is lost.
Pins 6 and 15 Contacts are closed when Utility Failure is detected.
Eaton Power Xpert 9395 UPS Installation and Operation Manual 164201716—Rev 14
Figure 112 shows the RIM II with its
Table 38.
Communication
193