ALLEN BRADLEY 1747-L551 PLC Processor

This chapter provides general information on what your SLC 500
controller can do for you, and an overview of the modular control
system. It also explains how to select:
• chassis
• modular processors
• discrete I/O modules
• specialty I/O modules
• power supplies
• enclosures
• operator interfaces
• memory modules
• isolation transformers
There is also a section on special considerations for controller
installations.
This chapter does not provide you with all the information that you
need to select a complete SLC 500 control system. To do this, we
recommend that you use the latest version of the system overview,
SLC 500 Family of Small Programmable Controllers, Publication
Number 1747-2.30.
European Union Directive
Compliance
If this product has the CE mark it is approved for installation within
the European Union and EEA regions. It has been designed and
tested to meet the following directives.
EMC Directive
This product is tested to meet Council Directive 89/336/EEC
Electromagnetic Compatibility (EMC) and the following standards,
in whole or in part, documented in a technical construction file:
• EN 50081-2
EMC – Generic Emission Standard, Part 2 – Industrial
Environment
• EN 50082-2
EMC – Generic Immunity Standard, Part 2 – Industrial
Environment
This product is intended for use in an industrial environment.
Publication 1747-6.2