Powerware 9135 Two-in-One UPS 5000/6000 VA - Manual (Page 42)

INSTALLATION
EATON Powerware ® 9135 Two−in−One UPS (5000/6000 VA) User’s Guide S 164201726 Rev 1
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4. If you plan to install power management software, connect your
computer to the USB port or RS−232 communication port. For
RS−232, use only the serial cable supplied in the accessory kit. For
more information about communication options, see page 57.
BATT. NO. RPO CONTACTS RS−232
DO NOT DISCONNECT UNDER LOAD BATTERY CABLE CAUTION:
CONNECTOR
180Vdc
GROUP 1 SWITCHED
BATTERY
RS−232 Communication Port
RS−232 Communication Cable
Figure 18. Installing the RS−232 Serial Cable
5. If you are installing a remote power−off (RPO) switch, see the
following section, RPO Installation," to install the switch before
powering on the UPS.
6. Continue to UPS Electrical Connections" on page 38.