Siemens 505-2571 User Manual page 8

Manual Title
This user manual provides installation and operation instructions for the
SIMATICr 505-2571 Program Port Expander Module for Series 505t
programmable controllers. We assume you are familiar with the operation of
Series 505 programmable controllers. Refer to the appropriate SIMATIC
user documentation for specific information on the controllers and I/O
modules.
This user manual is organized as follows:
Chapter 1 provides a description of the module.
Chapter 2 covers installation and checkout.
Chapter 3 describes operation of the module.
Chapter 4 discusses troubleshooting.
Preface
Preface vii