Using Features and Options

6.6 Relay Interface Module

An optional RIM uses relay contact closures to indicate the operating status and alarm condition of the UPS system. A maximum of two monitoring accessories (RMPs, RIMs, or SCMs) can be installed. See Table 6-1on page 6−4 for the number of accessories permitted. Figure 6-4shows the RIM with its four 15-pin connectors labeled J1 through J4.

Figure 6-4. Relay Interface Module

The RIM can provide the following signals:

UPS AVAILABLE

Pins 1 and 12

Contacts are closed when the UPS is operating in

 

 

Normal mode or ready to supply the load.

 

 

 

UPS OFF LINE

Pins 3 and 13

Contacts are open when the UPS is offline.

 

 

Contacts are closed when the UPS is operating in

 

 

Normal mode.

 

 

 

BATTERY WEAK

Pins 5 and 14

Contacts are closed when approximately two

 

 

minutes of battery time is remaining, before the

 

 

critical load is lost.

 

 

 

UTILITY FAILURE

Pins 6 and 15

Contacts are closed when Utility Failure is detected.

 

 

 

6−6

EATON Powerware® 9315 UPS (200–300 kVA) Operation Manual S 164201036 Rev G www.powerware.com

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Powerware 9315 UPS operation manual Relay Interface Module, UPS Available