Eaton MTL4544 - User Manual

MTL4500/4600 range
Isolating interface units
March 2018
INM 4500/4600 Rev 12
Instruction manual
MTL intrinsic safety solutions
DRAFT - 22 March 2018

Summary

Installation - Precautions

Specific Installation Precautions

Lists important precautions for installation.

Backplane Installation

Backplane Mounting Methods

Details how to mount backplanes using various kits.

Backplane Electrical Connections

Covers safe-area circuit and power supply connections.

Installation - Modules

Module Installation Process

Details the process for installing signal conductors and modules.

Module Mounting and Removal

Unit Descriptions, Setting-up and Connections

Digital Input Module Descriptions

Describes Digital Input modules, including LFD and phase reversal.

Digital Output Module Descriptions

Explains Digital Output modules for on/off control in hazardous areas.

Pulse and Vibration Module Descriptions

Analogue Input Module Descriptions

Details analogue input modules for 4/20mA or HART transmitters.

Analogue Output Module Descriptions

Describes analogue output modules for driving loads in hazardous areas.

Fire and Smoke Interface Module Descriptions

Temperature Input Module Descriptions

Explains modules accepting thermocouple or RTD inputs.

Temperature Converter Configuration

Fault Finding and Routine Maintenance

Maintenance Precautions

Fault Finding Procedures

Provides steps for troubleshooting module issues.

Routine Maintenance Checks

Bench Testing Modules

Digital Input Module Bench Testing

Digital Output Module Bench Testing

Analogue Input Module Bench Testing

Analogue Output Module Bench Testing

Applications Involving Zone 2 and;or Zone 22 Hazardous Areas

Hazardous Area Enclosure Requirements

Eaton MTL4544 Specifications

General

Input	4/20mA
Output	4/20mA
HART Compatibility	Yes
Supply Voltage	20 to 35V DC
Location of Transmitters	Hazardous Area
Location of Safe Area Equipment	Safe Area
SIL capable	SIL2
Hazardous Area Certification	ATEX, IECEx