Rockwell Automation 20-COMM-I Interbus Adapter - Manual (Page 18)

2-2 Installing the Adapter
1. Remove power from the drive.
2. Use static control precautions.
3. Route the Interbus cables through the bottom of the PowerFlex drive.
(See Figure 2.3 .)
4. Connect the Interbus connectors to the cables. (See Figure 2.1 .)
Bus In Connector (from previous node on the network).
Bus Out Connector (to next node on the network).
Important:
(1)
Connect GND to RBST if the adapter is NOT the last
adapter on the bus. If the connection is not made, the
adapter will terminate the outgoing bus.
See Figure 2.1 for an explanation of wiring an Interbus network.
Connecting the Adapter to the Network
!
ATTENTION: Risk of injury or death exists. The PowerFlex drive
may contain high voltages that can cause injury or death. Remove
power from the drive, and then verify power has been discharged before
installing or removing an adapter.
Terminal Name Description
1 /DO1 Receive
2 DO1 Receive
3 /DI1 Transmit
4 DI1 Transmit
5 GND Ground Connection
6 PE Protective Earth
Terminal Name Description
1 /DO2 Receive
2 DO2 Receive
3 /DI2 Transmit
4 DI2 Transmit
5 GND 1 Ground Connection
6 RBST
1
Termination
7 PE Protective Earth
20COMM-UM007A-EN-P.book Page 2 Tuesday, January 22, 2002 10:52 AM