Emerson Keystone OM3 - EPI2, Installation, Operation And Maintenance Manual

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Installation, Operation and Maintenance Manual
VCIOM-01496-EN Rev. 0
Table of Contents
May 2022
Table of Contents
Table of Contents
Section 1: Optional Module 3: Local Interface Module
1.1 Local Interface Functionality ......................................................................... 1
1.2 Manufacturer ................................................................................................ 2
Section 2: Assembling Procedure
Assembling Procedure ............................................................................................ 3
Section 3: Description Of OM3 Local Interface
3.1 Local Operator Interface ................................................................................ 7
3.2 Description of the Local Interface .................................................................. 8
3.2.1 2-position selector ............................................................................. 8
3.2.2 LEDs indicating the position of the EPI2 actuator ................................ 8
3.2.3 OPEN/CLOSE pushbuttons .................................................................. 8
Section 4: To Locally Operate the Actuator
To Locally Operate the Actuator .............................................................................. 9
Section 5: OM3 Wiring Diagram
OM3 Wiring Diagram ............................................................................................ 10
Section 6: Identification
6.1 Water-, Dust-Proof Version .......................................................................... 11
6.2 Label for Application In Water-, Dust-Proof Areas ............................................ 11
6.3 Explosion-Proof Version .............................................................................. 12
6.4 ATEX Label for Application in Hazardous Areas ............................................ 12
Section 7: Safety Instructions
7.1 Foreword .................................................................................................... 13
7.2 General Safety Instructions ......................................................................... 13
7.3 Check for Right Application ......................................................................... 13
7.4 Applicable Standards and Regulations ......................................................... 14
7.5 Terms and Conditions ................................................................................. 14
7.6 Manufacturer’s Liability ............................................................................... 14
Section 8: Installation
8.1 Working Conditions .................................................................................... 15
8.2 Electrical Connections ................................................................................. 15
8.3 Instructions for the Intrinsically-Safe Enclosures .......................................... 15
8.4 Installation in Ambient with Explosive Dusts ................................................ 15
Section 9: Special Maintenance
9.1 Periodic Inspections .................................................................................... 16
9.2 Repairs of Intrinsically-Safe Parts ................................................................. 16