ABB REL 551-C1*2.5 - Page 9

Contents
I/O module (IOM)............................................................................. 143
Application .................................................................................. 143
Design......................................................................................... 143
Function block............................................................................. 143
Input and output signals.............................................................. 144
Power supply module (PSM) ........................................................... 145
Application .................................................................................. 145
Design......................................................................................... 145
Function block............................................................................. 145
Input and output signals.............................................................. 145
Technical data ............................................................................ 146
Local LCD human machine interface (LCD-HMI) ............................ 147
Application .................................................................................. 147
Design......................................................................................... 147
Serial communication modules (SCM)............................................. 149
SPA/IEC...................................................................................... 149
LON ............................................................................................ 149
Data communication modules (DCM).............................................. 150
Chapter 11 Diagrams......................................................................151
Terminal diagrams........................................................................... 152
Terminal diagram, Rex5xx.......................................................... 152
Terminal diagram, REL 551-C1.................................................. 153
Chapter 12 Configuration...............................................................159
Configuration ................................................................................... 160