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Contrel EMA90 User Manual

Contrel EMA90
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EMA90
ELECTRICAL MULTIFUNCTION ANALYZER
User Manual
IM 125-U v. 4.4
EMA90 IM125-U v4.4.doc
ELECTRICAL
MULTIFUNCTION ANALYZER RECORDER
SELECT P. UP ENTERP. DOWNSELECT
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Contrel EMA90 Specifications

General IconGeneral
MountingDIN Rail
Frequency50/60 Hz
Display typeLCD
Dimensions72 x 90 x 70 mm
ProtectionIP20
Frequency Range45-65 Hz
Input current5A
Communication interfaceRS485

Summary

TECHNICAL FEATURES

MEASURING METHOD AND ACCURACY

Explains the sampling method and accuracy for electrical measurements.

INSTALLATION

SAFETY

Outlines critical safety precautions before and during instrument installation.

OPERATOR SAFETY

Emphasizes safety for personnel during installation and operation.

CONNECTION

POWER SUPPLY

Details how to correctly connect the instrument to a power source.

VOLTAGE INPUTS

Instructions for connecting voltage measurement inputs.

CURRENT INPUTS

Instructions for connecting current measurement inputs.

WIRING DIAGRAM

Visual diagrams illustrating various connection configurations.

OPTION BOARDS

INPUTS / OUTPUTS

SERIAL PORTS

STANDARD SERIAL PORT

Explains RS485/RS232 communication and pinouts for standard serial ports.

OPTION PROFIBUS PORT (PF/S)

OPTION ETHERNET PORT (ETH or ETH/S)

USE

REAL TIME VALUES

STATUS AND INFORMATION PAGES

SETUP

SETUP ITEM

Lists all configurable parameters within the setup menu.

GENERAL

Configuration for general settings like CT/VT ratios, mode, warnings, and display.

SERIAL COMM

Configuration for serial communication parameters (protocol, baud rate, etc.).

LOAD CONTROL (OPTION)

Configuration for the optional load control function.

DIGITAL OUTPUT

Configuration for digital output functions like alarms, pulses, and logic.

DIGITAL INPUT

Configuration for digital input functions like synchronization, periods, and counters.

RESET

Options to reset various instrument settings and stored data.

PROBLEMS AND SOLUTIONS

EMA SERIAL COMMUNICATION PROTOCOL

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