PLC 5 I/O Addressing

• Group– 1 input word– 1 output word

• Logical rack– 8 groups

Octal Numbers

000001002003004005006007

010011012013014015016017

030031032033034035036037

020021022023024025026027

040041042043044045046047

Racks and Groups

00 000 100 200 300 400 500 600 7

01 001 101 201 301 401 501 601 7

03 003 103 203 303 403 503 603 7

02 002 102 202 302 402 502 602 7

04 004 104 204 304 404 504 604 7

Single-slot Addressing

000 001 002 003 004 005 006 007 010 011 012 013 014 015 016 017

Logical Rack 0 Logical Rack 1

Two-slot Addressing

000 000 001 001 002 002 003 003 004 004 005 005 006 006 007 007

Logical Rack 0

Half-slot Addressing

000001

002003

004005

006007

010011

012013

014015

016017

020021

022023

024025

026027

030031

032033

034035

036037

Logical Rack 0 Logical Rack 1 Logical Rack 2 Logical Rack 3

000 001 002 003 004

Remote I/O

1336 Plus II

VFD

Rack 2

Addressing and Remote I/O

005 006 007 010 011 012 013

Power Supply

Processor

Logical Rack 0 Logical Rack 1