Powerware FCC 15 - Manual (Page 8)

INSTALLING THE MODBUS CARD
EATON Powerware ® Modbus ® Card User’s Guide S 164201376 Rev C www.powerware.com 4
Four-Wire Communication
The factory-default setting for the Modbus Card is for two-wire
communication. To change the default setting, adjust the jumpers on the
Modbus Card.
C A U T I O N
To prevent electrostatic discharge (ESD), place one hand on an unpainted metal surface such
as the UPS rear panel.
1. If you are installing the Modbus Card into an X-Slot, complete
Step 3 only.
If you are installing the Powerware Expansion Chassis with your
UPS, complete Steps 2 through 4.
2. Remove the card from the slot on the Powerware Expansion
Chassis rear panel. Retain the screws (see Figure 3).
Figure 3. Removing the Modbus Card