Operation

Computer and Alarm Connections

An interface for direct communication with your computer system is supplied in the UPS. The interface consists of two RS-232 serial data interfaces, four isolated alarm contacts, and remote emergency power-off (REPO). These interfaces are located beneath the control panel (see Figure 18).

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X2

REPO

9-Pin Port for RS-232 (Female)

15-Pin Relay Interface

9-Pin Port for RS-232 (Male)

Figure 18. REPO and Serial Port Locations

Hardware Installation

Figure 19 shows the communication cables connected to the UPS. If you

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have an optional ConnectUPS SL Adapter, remove the mounting bracket and reinstall with the adapter in position. Use the female 9-pin UPS serial port for the serial power connector. Follow the instructions in your ConnectUPS SL Operator’s Manual for configuration.

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Powerware® 9150 User’s Guide : www.powerware.com