Emerson ELQ 300 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 ELQ 300 Specifications

General

Brand	Emerson
Model	ELQ 300
Category	Controller
Language	English

Summary

Before You Start

Safety Instructions and Regulations

General and repair/maintenance safety guidelines for the ELQ actuator.

Identification

ATEX Installation Instructions

Specific installation requirements for ATEX explosion-proof ELQ actuators in hazardous areas.

Special ATEX Conditions for Safe Use

Specifies ambient temperature range and contact information for ATEX safe use conditions.

Principles of Operation

Drive Principle

Manual Override

Electronic Control Unit

Mounting the ELQ Unit on a Valve

Direct Mounting

Bracket Mounting

Normal Valve Rotation

Stroke Adjustment

Setting of Switches and Mechanical Limit Stops

Procedure for setting motor limit switches and mechanical limit stops for stroke adjustment.

Procedure

Step-by-step guide for adjusting the "open" and "closed" positions using switches and stops.

Torque Setting

Connecting Control Signals

Connecting "Open" and "Close" Control Signals

How to connect 24 V DC signals for opening and closing the actuator.

Connecting Power Supply

Power Supply Specification

Connecting the Power Supply

Wiring Diagram