SBC PCD1.M2220-C15 - Page 4

Hardware manual PCD1.M2220-C15 │ Document 27-640 – Version ENG03 │ 2020-03-25
Saia-Burgess Controls AG
PCD1.M2220-C15 E-Line CPU
Table of Contents
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A Appendix
A.1 Symbols ................................................................................................ A-1
A.1.1 Note: ...................................................................................................... A-1
A.1.2 Connection descriptions ........................................................................ A-1
A.2 Denition of serial interfaces ................................................................. A-2
A.2.1 RS-485 .................................................................................................. A-2
A.3 Installation regulations and relay contacts ............................................ A-3
A.3.1 Installation regulations for switching extra-low voltage ......................... A-3
A.3.2 Installation regulations for switching low voltage .................................. A-3
A.3.3 Switching inductive loads ...................................................................... A-5
A.3.4 Specications of the relay manufacturer
about the dimensioning of the RC elements ......................................... A-5
A.4 Abbreviations ........................................................................................ A-7
A.5 Glossary ................................................................................................ A-8
A.6 Contact .................................................................................................. A-10