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Acrel APM Series User Manual

Acrel APM Series
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217
APM series Power Meters
Installation and Operation Instruction V2.1
ACREL CO.,LTD
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Acrel APM Series Specifications

General IconGeneral
BrandAcrel
ModelAPM Series
CategoryMeasuring Instruments
LanguageEnglish

Summary

1. Overview

2. Type and specification

3. Technical Parameters

4. Installation and wiring instructions

4.1 Installation dimensions

Meter and panel opening size in mm/in, including angle.

4.2 Wiring method

Recommendations for fuses and terminal diagrams for main parts.

6. Engineering Construction Notes

6.1 Voltage input

Voltage limits, fuse requirements, and PT wiring methods.

6.2 Current input

Current input specs, CT connection recommendations, and phase sequence consistency.

7. Operation instructions

7.1 Display description

Explanation of LCD segment display codes and screen layout.

7.2 Panel description

Details key functions and indicator light status for extended modules.

7.3 Display overview

Breakdown of menu navigation and display content for measurement parameters.

7.4 Measurement Parameters

7.5 System Settings

7.5.1 System Settings Overview (SET)

Process for setting Bus, DLT 645, Profibus, and system configurations.

7.5.6 Alarm Settings

Configuration of alarm groups, categories, values, and delay times.

7.5.8 Demand setting

Setting window time and demand period for demand calculation.

7.5.10 Analog input setting (valid with analog module)

Setting analog input type, decimal point, high/low values.

7.5.11 Analog output setting (Valid with analog module)

Setting analog output type, signal, high/low points, and offset.

7.5.12 Time setting

Setting hour, minute, second, year, month, and day.

7.5.13 Network settings

Configuring IP, subnet mask, gateway, port, and IP acquisition mode.

7.6 Resetting data

8. Ethernet Communication Guide

8.1 Ethernet Parameter Modification

Modifying Ethernet parameters via button, Modbus, and web pages.

8.3 Modbus_TCP Communication Example (Using ModScan Software)

Example of ModScan for Modbus TCP communication.

Modbus-TCP/IP

1. General communication architecture

Communication system architecture over MODBUS TCP/IP.

1.Register listing

2.6 Demand

2.7 Event Record

Data format for event records, listing data chronologically.

2.8 Alarm Record

Data format for alarm records, including group, type, value, status.

2.9 DO Settings

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