Installing i/o module addressing labels, Using a slc as a master, Using a plc as a master – Rockwell Automation 1747-ASB Remote I/O Adapter Module User Manual

Page 15: Remote plc system, Remote slc system

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Remote I/O Adapter Module 15

Publication 1747-IN014C-EN-P - January 2003

Installing I/O Module Addressing Labels

Attach the Remote PLC or Remote SLC label to the outside bottom of each I/O
module in your 1747-ASB chassis, as shown below. Fill out each label completely.

Using a SLC as a Master

If you are using a SLC processor as a master, each I/O module is addressed by the
physical slot number of the 1747-SN scanner and the word that the I/O module
uses in the scanner image. Data is transferred on the network by logical rack and
logical group number. Refer to Remote I/O Scanner User Manual, publication
number 1747-6.6, for more information on the 1747-SN.

Using a PLC as a Master

If you are using a PLC processor as a master, each I/O module is addressed by
logical rack and logical group, regardless of what physical slot it is in. If using a
PLC processor as a master, attach octal labels.

BT

Discrete

0 - 7

8 - 15

SN Slot
SN Word(s)

Remote SLC System

Rack

Group(s)

BT

Discrete

0 - 7

10 - 17

0 - 7

8 - 15

SN Slot
SN Word(s)

INPUT

INPUT

Remote PLC System

BT

Discrete

Remote SLC System

I:

O:

Rack

Group(s)

Discrete

0 - 7

10 - 17

I:

O:

Remote PLC System

BT

Remote SLC Label

Remote PLC® Label

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