Emerson El-O-Matic ELQ Series User Manual

www.El-O-Matic.com
TM
Electric Actuators ELQ Series
Installation Operation & Maintenance manual ELQ
DOC.55.EDN Rev: E
October 2012
D Installations-, Betriebs-und Wartungshandbuch ELQ
Elektrische Antriebe ELQ Serie
NL Installatie- Bedrijfs- & Onderhoudshandleiding ELQ
Elektrische Aandrijvingen ELQ Serie

Emerson El-O-Matic ELQ Series Specifications

General

Mounting Standard	ISO 5211
Type	Pneumatic Actuator
Action	Double Acting
Operating Temperature	-20°C to +80°C
Body Material	Aluminum
End Cap Material	Aluminum
Piston Material	Aluminum
Travel Adjustment	±5°
Input Voltage	N/A (Pneumatic Actuator)
Enclosure Rating	IP66
Communication Protocol	N/A (Pneumatic Actuator)
Operating Pressure	2.5 to 10 bar

Summary

Before You Start

Safety Instructions and Regulations

General safety guidelines and repair/maintenance precautions for safe operation.

Actuator Identification and ATEX Compliance

ATEX Installation Instructions

Specific installation requirements for ATEX explosion-proof actuator models.

Special ATEX Conditions for Safe Use

Specific operating conditions and safety precautions for ATEX certified actuators.

Principles of Operation

Manual Override Operation

Mounting the ELQ Unit on a Valve

Direct Mounting Procedure

Step-by-step guide for directly attaching the actuator to a valve.

Bracket Mounting Procedure

Step-by-step guide for mounting the actuator using a separate bracket.

Stroke Adjustment Procedures

Setting Limit Switches and Stops

Stroke Adjustment Procedure

Torque Setting and Cover Reassembly

Adjusting Output Torque with Jumpers

Connecting Control Signals

Open and Close Signal Connections

Wiring instructions for connecting 24V DC signals to control valve open/close.

Limit Switch Wiring for Position Indicating

Connecting Power Supply

Power Supply Specifications and Terminals

Details on compatible power supply types, voltage ranges, and terminal connections.

Power Supply Connection and Fuse Maintenance

Connecting Power Cable to Board

Wiring Diagrams

ECU and Option Wiring Schematics

Detailed electrical diagrams for the control unit and optional modules.