
20-COMM-R Remote I/O Adapter User Manual
Publication 20COMM-UM004D-EN-P
Chapter 1
Getting Started
The adapter is intended for installation into a PowerFlex 7-Class drive and
is used for network communication.
When used with PowerFlex 750-Series drives, the 20-COMM-R adapter
must have firmware revision 1.010 or later, and must be installed using the
20-750-20COMM or 20-750-20COMM-F1 Communication Carrier Card.
This manual does include some information on using the 20-COMM-R
adapter with PowerFlex 750-Series drives—but there are operating
limitations. For details, see Compatible Products
on page 1-3.
Components
Topic Page
Components
1-1
Features
1-2
Compatible Products
1-3
Required Equipment
1-3
Safety Precautions
1-5
Quick Start
1-6
Item Part Description
➊
Status Indicators Three status indicators that indicate the status of the DPI, adapter,
and network connection. See Chapter 6
, Troubleshooting.
➋
DPI Connector A 20-pin, single-row shrouded male header. An Internal Interface
cable is connected to this connector and a connector on the drive.
➌
Remote I/O Connector A standard 3-pin connector to connect to the network.
➍
Rack Address Rotary
Switches
Switches to set the rack address. See Setting the Rack Address
Rotary Switches on page 2-2.
➎
Configuration DIP
Switches
Switches to set the starting module group, last rack, rack size, and
baud rate. See Setting the Configuration DIP Switches
on page 2-3.
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