SBC PCD3 Series - Page 9

Saia-Burgess Controls AG
Hardware manual for PCD3 series │ Document 26-789 ENG19│ 2018-06-29
Introduction
Guidance
2-2
2
2.1 Introduction
Symbolsusedinthismanualfornotes,denitionsfortheserialinterfaces,
explanation of terms (glossary) and the company address and address for repairs
are added to the appendix.
You are welcome to submit supplements and suggested improvements to the
following e-mail address support@saia-pcd.com
This manual explains the technical aspects of the PCD3 components. The
following terms are commonly used:
CPU Central processing units: the heart of the Saia PCD
®
RIOs Remote I/Os: inputs and outputs that are connected to the CPU
viaaeldbussuchasProbus
LIOs Local I/Os: these are connected to the CPU or RIO via the I/O
bus (i.e. using very short cables)
Modules Input/output modules mounted in a housing matched to the PCD3
system
Module
holders
CPU, RIOs or LIOs that can hold modules
The purpose of this chapter is to demonstrate the essentials in the planning and
installation of control systems with PCD3 components.
The following topics are relevant in this regard:
Planning of an application
(chapter 2.4)
I/O module cabling
(chapter 2.5)
Series cabling
(chapter 2.6)
Addressing
(chapter 2.7)
Detailsabouthardware,software,conguration,maintenance,andtroubleshooting
are described in separate chapters.
All PCD3 I/O modules are described in the 27-600 Manual I/O Modules
PCD2 and PCD3.
The aforementioned manual and further documentation can be found on our
homepage under documentation or at the respective system groups:
www.sbc-support.com/en/documents/manuals/