Table of ContentseasyE4 Manual 1Imprint 2Before starting with the installation 3Table of Contents 10.1 About this manual 130.1.1 List of revisions 130.1.2 Target group 130.1.3 Legal disclaimer 140.1.4 Short designations 150.1.5 Writing conventions 160.1.5.1 Warning labels 160.1.5.2 Documents with additional information 171. easyE4 control relays description 191.1 Use as intended 191.2 Function 191.2.1 Features 201.3 Device models - versions and part nos. 211.3.1 Basic features 211.3.2 Base device versions 221.3.3 I/O expansion versions EASY-E4-...-...E1 231.4 Accessory devices 241.5 What the different parts of the part number mean 251.6 Nameplate 251.7 Support 261.8 Overview of devices 271.9 Programming software easySoft 7 281.10 Safety regulations 291.10.1 Basics 291.10.2 Mandatory requirements, personnel requirements 291.10.2.1 Occupational safety 291.10.2.2 Personnel qualifications 29easyE4 11/18 MN050009 EN www.eaton.com 1