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Acrel AEM96 User Manual

Three-phase electricity meter
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AEM96 Three-phase Electricity Meter
User's Manual (V1.1)
Acrel Co., Ltd.
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Summary of Contents for Acrel AEM96

  • Page 1 AEM96 Three-phase Electricity Meter User’s Manual (V1.1) Acrel Co., Ltd. Declaration...
  • Page 2 The copyright is the property of Acrel. Any information in any paragraph or section cannot be extracted, copied or otherwise reproduced or propagated. Otherwise offenders shall take all consequences. All rights are reserved. Acrel reserves the right to modify the product specifications herein without notification.

  • Page 3: Table Of Contents

    Contents 1 Overview ........................- 1 - 2 List of functions ......................- 1 - 3 Technical parameters ....................- 2 - 4 Overall dimensions (unit: mm) ................- 3 - 5 Wiring and installation ..................... - 3 - 6 Main function features ..................... - 5 - 7 Operations and display ....................- 6 - 8 Communication instructions .................

  • Page 4: Overview

    Switching input incident record , historical previous 24 hours, previous extremes records ,analysis of 31 harmonic 31 days and previous 12 AEM96 content and total harmonic content, months Multi-rate tariff: A,B,C Three phase...

  • Page 5: Technical Parameters

    3 Technical parameters Item Performance parameters Specification 3-phase 3-wire, 3-phase 4-wire Reference AC380V、AC220V、AC100V、AC57.7V voltage, Un Measuring 0.7Un~1.3Un range Limit voltage 1.9Un Volta Power <0.05VA (single phase) dissipation Impedance >2MΩ Accuracy RMS, accuracy: 0.2 ℅ Measure class ment Measuring 0.015-0.075(6)A range Curre Power <0.05VA (single-circuit rated current)

  • Page 6: Overall Dimensions (Unit: Mm)

    4 Overall dimensions (unit: mm) Front View Left View Dimensions of AEM96 5 Wiring and installation 5.1 Voltage and current signal terminals 3CT (3-phase 4-wire) 2CT (3-phase 3-wire) - 3 -...
  • Page 7 3PT, 3CT (3-phase 4-wire) 2PT, 3CT (3-phase 3-wire) 5.2 Switching input/ output terminals Switching output Switching input The switching output is realized by relay for remote control and alarm output. The switching input is realized by switching signal input. The meter has a built-in +12V working power supply so that it does not require external power supply.

  • Page 8: Main Function Features

    Note: active energy / clock / reactive energy common pulse terminal, default: active energy pulse terminal 6 Main function features 6.1 Measurement Measure all electrical parameters, including voltage U, current I, active power P, reactive power Q, apparent power S, power factor PF, frequency, 31 harmonic content and total harmonic content.

  • Page 9: Operations And Display

    6.6 Switching input/ output There are two-way switching output and four-way switching input. The switching output is realized by relay for remote control and alarm output. The switching input not only collects and displays the local break-time information but also provides the remote transmission, i.e.
  • Page 10 power, reactive power, apparent power, power factor, voltage and current phase angle respectively. In addition to power factor and voltage and current phase angle, pressing the left and right keys switches the display to show the current electrical parameter maximum and minimum values and the time of occurrence.
  • Page 11 System Parameters Includes communication address, baud rate, protocol, PT, CT, error and version number indication. Harmonics Contains a display of the 31 sub-harmonics and the total harmonic content, the number of harmonics displayed (odd for total odd harmonics, even for total even harmonics), press the up and down keys to switch between the 2nd and 31st harmonics.
  • Page 12 System Setting Interface Backlight time: screen always on when set to 0; 7.3.3 This programming interface sets the type of switch output and the type of alarm, in which you can set whether the switch is an alarm output, the alarm threshold, delay time and pulse width of the alarm output, etc.

  • Page 13: Communication Instructions

    Time Table Setup Interface Note: As the re-rate is an optional feature, the time and the current rate will be displayed in the top right corner of the regular display if the re-rate is optional, but the time and the current rate will not be displayed in the top right corner if the re-rate is not optional.
  • Page 14 0005H 0006H Common pulse selection 0: reactive pulse; 1: clock pulse 0007H Pulse constant 0008H Sliding window time/ demand period 0009H Password 、Minute 、 hour 、day、 second 000AH～000CH Date time month、 Year Odd registers are number of 4 time 000DH～0014H Time zone 1-4 lists, even registers are date(month on high byte, day on low byte)
  • Page 15 0053H 0054H 0055H 0056H 0057H Unsigned int 0058H 0059H 005AH 005BH 005CH 005DH 005EH 005FH 4 decimal places Unsigned int 0060H 0061H 0062H 0063H 0064H 0065H 0066H 0067H 3 decimal places, unsigned int 0068H 0069H 006AH Power direction Note 3 006BH Frequency 2 decimal placles, unsigned int...
  • Page 16 007CH～007DH Current combined total active energy 007EH～007FH Current forward total active energy 0080H～0081H Current reversing total active energy 0082H～0083H Current forward total reactive energy 0084H～0085H Current reversing reactive energy Current F1(Sharp-period) combined active 0086H～0087H energy Current F2(Peak-period) combined active 0088H～0089H energy Current F3(Flat-period) combined active 008AH～008BH...
  • Page 17 Current reversing reactive energy on 00AAH～00ABH F3(Flat-period) Current reversing reactive energy on 00ACH～00ADH F4(valley-period) 72C0H～72C1H Current F5 combined active energy 72C2H～72C3H Current F6 combined active energy 72C4H～72C5H Current F7 combined active energy 72C6H～72C7H Current F8 combined active energy 72C8H～72C9H Current forward active energy on F5 72CAH～72CBH Current forward active energy on F6 72CCH～72CDH...
  • Page 18 Total amount of phase B positive active 00BAH～00BBH energy Total amount of phase B negative active 00BCH～00BDH energy Total amount of phase B positive reactive 00BEH～00BFH energy Total amount of phase B negative reactive 00C0H～00C1H energy Total amount of phase C combined active 00C2H～00C3H energy Total amount of phase C positive active...
  • Page 19 0190H phase B harmonic current 0191H phase C harmonic current 0192H phase A fundamental active power 0193H phase B fundamental active power 0194H phase C fundamental active power 0195H Total fundamental active power 0196H phase A fundamental reactive power 0197H phase B fundamental reactive power 0198H phase C fundamental reactive power...
  • Page 20 01B6H～01B7H Time of occurrence Minutes, hours, days, months 01B8H B phase current maximum demand 01B0H～01B1H Time of occurrence Minutes, hours, days, months 01BBH C phase current maximum demand 01BCH～01BDH Time of occurrence Minutes, hours, days, months 01BEH Apparent power maximum demand 01BFH～01C0H Time of occurrence Minutes, hours, days, months...
  • Page 21 A voltage The angle between the C voltage and the 01D9H A voltage The angle between the A current and the 01DAH A voltage The angle between the B current and the 01DBH A voltage The angle between the C current and the 01DCH A voltage 7000H～703DH...
  • Page 22 8020H～8021H 8022H～8023H 8024H～8025H 8026H～8027H Float (Primary side data) 8028H～8029H 802AH～802BH 802CH～802DH 802EH～802FH Float 8030H～8031H 8032H～8033H 8034H～8035H Float 8036H～8037H Voltage imbalance Float 8038H～8039H Current imbalance 803AH～803BH Maximum forward demand for active power Maximum reversing demand for active 803CH～803DH power Float Maximum forward demand for reactive (Primary side data) 803EH～803FH power...
  • Page 23 Current forward active energy on 8120H～8121H F4(valley-period) 8122H～8123H Current forward active energy on F5 8124H～8125H Current forward active energy on F6 8126H～8127H Current forward active energy on F7 8128H～8129H Current forward active energy on F8 Current reversing active energy on 812AH～812BH F1(Sharp-period) Current reversing active energy on...
  • Page 24 energy Total amount of phase A positive active 815CH～815DH energy Total amount of phase A negative active 815EH～815FH energy Total amount of phase A positive 8160H～8161H reactive energy Total amount of phase A negative active 8162H～8163H energy Total amount of phase B combined active 8164H～8165H energy Total amount of phase B positive active...
  • Page 25 energy at present Reactive energy in the current first 818CH～818DH quadrant Reactive energy in the current second 818EH～818FH quadrant Reactive energy in the current third 8190H～8191H quadrant Reactive energy in the current fourth 8192H～8193H quadrant 9000H～9001H Current combined total active energy 4 decimal places, unsigned long 9002H～9003H Current forward total active energy...
  • Page 26 F3(Flat-period) Current reversing active energy on 9030H～9031H F4(valley-period) 9032H～9033H Current reversing active energy on F5 9034H～9035H Current reversing active energy on F6 9036H～9037H Current reversing active energy on F7 9038H～9039H Current reversing active energy on F8 Current forward reactive energy on 903AH～903BH F1(Sharp-period) Current forward reactive energy on...
  • Page 27 Total amount of phase B positive active 9066H～9067H energy Total amount of phase B negative active 9068H～9069H energy Total amount of phase B positive 906AH～906BH reactive energy Total amount of phase B negative 906CH～906DH reactive energy Total amount of phase C combined active 906EH～906FH energy Total amount of phase C positive active...
  • Page 28 Running control byte High byte Low byte Line system Protocol Note 2 Type of alarm Output pulse width High byte Low byte 0: level output 0: disable the alarm >0: pulse width in 0.1s function 1-4：UA、UB、UC、Ux Delay of alarm 0：>;1: < 5-8：IA、IB、IC、Ix 0: no delay 9-12：PA、PB、PC、PT...
  • Page 29 historical combined active energy F2(Peak-period) amount of historical combined active energy F3(Flat-period) amount of historical combined active energy F4(valley-period) amount of historical combined active energy F1(Sharp-period) amount of historical forward active energy F2(Peak-period) amount of historical forward active energy F3(Flat-period) amount of historical forward active energy F4(valley-period) amount of...
  • Page 30 historical forward reactive energy F4(valley-period) amount of historical forward reactive energy F1(Sharp-period) amount of historical reversing reactive energy F2(Peak-period) amount of historical reversing reactive energy F3(Flat-period) amount of historical reversing reactive energy F4(valley-period) amount of historical reversing reactive energy Total amount of phase A combined active energy Total amount of phase A forward active energy...
  • Page 31 reversing active energy Total amount of phase C forward reactive energy Total amount of phase C reversing reactive energy The register address of historical data is divided into two parts, high byte and low byte. Combining bytes in two tables and then getting the register address of historical data. For example, if you want to read the total amount of historical forward reactive energy for the previous 4 hours, the address will be 1409H.
  • Page 32 alarm type high byte : Limit Alarm (0 :over threshold , 1 :below threshold ) 0304H Alarm parameters ( Low byte: Note 2 Historical Switching input reading Starting address of Offset address of Type of historical data Data type interval (high byte) interval (low byte) Switching input Last 1...
  • Page 33 Extremum of last 1 month Voltage of B phase maximum value and and Occurrence time occurrence time Extremum of last 2 month Voltage of C phase maximum value and and Occurrence time occurrence time Extremum of last 3 month Voltage between A-B maximum value and and Occurrence time occurrence time Voltage between A-B maximum value and...
  • Page 34 occurrence time Minimum record: Starting Offset address address of Type of historical data of interval (low Data type interval byte) (high byte) Extremum of the month and Voltage of A phase Minimum Value and Occurrence time occurrence time Extremum of last 1 month Voltage of B phase Minimum Value and and Occurrence time occurrence time...
  • Page 35 Apparent power of A phase Minimum value and occurrence time Apparent power of B phase Minimum value and occurrence time Apparent power of C phase Minimum value and occurrence time Total apparent power Minimum value and occurrence time Note：The record of every extreme value and occurrence time is 6 bits, and the data configuration can be refered as below: ADDRH ADDRL event names...
  • Page 36 ADDRH ADDRL event names Data type Note Forward active Demand Data 0800H demand high byte : minutes Occurrence time of seconds and 0801H minutes Occurrence time of high byte : Days 0802H Days and months reversing active Demand Data 0803H demand Occurrence time of high byte : minutes...
  • Page 37 0086-21-69158338 0086-21-69156052 0086-21-59156392 0086-21-69156971 Fax: 0086-21-69158303 Web-site: www.acrel-electric.com E-mail: ACREL008@vip.163.com Postcode: 201801 Manufacturer: Jiangsu Acrel Electrical Manufacturing Co., LTD. Address: No.5 Dongmeng Road,Dongmeng industrial Park, Nanzha Street,Jiangyin City,Jiangsu Province,China TEL：0086-510-86179966 Fax：0086-510-86179975 Web-site: www.jsacrel.com Postcode: 214405 E-mail: sales@email.acrel.cn - 34 -...

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