Acrel AMC Series Installation And Operation Instruction Manual
Programmable intelligent electric parameter meters
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Summary of Contents for Acrel AMC Series
- Page 1 AMC series Programmable Intelligent Electric Parameter Meters --Three phase current, Three phase voltage Power （AI3、AV3） (A13. AV3) Installation and operation instruction V1.2 Acrel Co.,Ltd...
- Page 2 DECLARATION No part of this publication may be reproduced, stored in a retrieval System, or transmitted in any form by any means, electronic, mechanical photocopying , recording, or otherwise without prior permission of Acrel. All rights reserved. This company reserve power of revision of product specification described in this manual, without notice.
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Page 3: Table Of Contents
CONTENTS 1. General..................................1 2. Type and specification of products ..........................1 3. Technical parameters ..............................1 4. Installation guide ................................. 3 Outline and mounting cut out size ....................... 3 Schematic diagram of meter and its cut out ..................3 Schematic diagram of installation ...................... -
Page 4: General
1. General AMC Series programmable intelligent three phase current, voltage meter, adopting AC sampling technology, can directly measure current and voltage of three phase grid. It can be used for local display, and connecting industrial control device to form measuring control system. - Page 5 Voltage：1.2 times continuous, 2 times continuous 1 second; current: 1.2 Overload times continuous,10 times continuous 1 second Frequency 45Hz~65Hz Power consumption Power consumption of each voltage, current Input circuit is less than 0.5VA Accuracy class 0.5 Class LED or LCD display, can set multiplying power, alarm, switching indication For 1 channel analog, display related programmable setting, Display The display mode of AMC48 three-phase meter can be set by...
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Page 6: Installation Guide
≤93%RH, no condensation, without corrosive gas Humidity ≤2500m Altitude 4. Installation guide 4.1 Outline and mounting cut out size Shape Panel Housing Cut out Unit： mm Width Height Width Height Depth Width Height 48 Square 72 Square 96 Square 4.2 Schematic diagram of meter and its cut out 4.3 Schematic diagram of installation 4.4 Installation instruction When meter is installing, embedded meter into mounting hole, restore fixed support, tighten screw, fix meter firmly. - Page 7 three phase current 4.5.2 Voltage signal terminal of three phase voltage meter 11 12 12 13 13 11 11 12 12 13 13 11 FUSES FUSES FUSES 三相三线 三相四线 三相三线 Three-phase three-wire Three-phase three-wire Three-phase four-wire 4.5.3 Power supply terminal，RS485 communication terminal FUSE RS485通讯...
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Page 8: Notice
24 25 28 26 27 28 36 37 DO1 DO2/报警 DI1 DI2 DI3 DI4 DI1 DI2 COM2 COM2 开关量输入 开关量输出 Switching Input Switching output (alarm) Note： Symbol "*" represent the current inlet terminal, this connection is only for reference, the practice is decided by actual condition /J represent the alarm output relay, multiplexing with switching output DO2. -
Page 9: Typical Application
Recommendation of adding matched resistance between A, B of the last meter, the rated resistance range is 120Ω~10kΩ. 4.7 Typical application 4.7.1 The application living example of three phase current meter... - Page 10 4.7.2 The application living example of three phase voltage meter...
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Page 11: Operating Instruction
Operating instruction 5.1 Press-key... - Page 12 SET key -- Function switching or Return to previous menu; normal display, switching between read only menu and programming menu. Left shift key -- Same level menu shifting left or reducing data. Right shift key -- Same level menu shifting right or increasing data；in normal condition, pressing this key, display alarm information.
- Page 13 Relay do2.t Relay 2 closing duration (s) 0 indicate relay is in keeping mode (DO output) io: used for switching (K); do2.U Usage of relay 2 AL: used for alarm output (J) Ao. Lo Analog lower limit setting 0-100% Ao.Hi Analog upper limit setting 0-120% analog...
- Page 14 AMC48（AMC48-AI3） AMC72(96)（AMC□□-AI3/*） ： 按回车键 Press the ENTER Press left shift key upward 按右移键向下 按左移键，右移键循环显示 按左移键向上 Press left or right shift key for cyclic display Press right shift key downward Press left shift key upward 按左移键，右移键循环显示 按右移键向下 Press left or right shift key for cyclic display Press right shift key downward 按左移键向上...
- Page 15 按回车键 Press the ENTER 0000闪烁，输入保护密码，默认密码0000，万能密码0008 0000 flicking,input protective password default 0000,omnipotence password 0008 按回车键 Press the ENTER Press left shift key upward 按左移键，右移键循环显示 按右移键向下 Press right shift key downward Press left or right shift key for cyclic display 按左移键向上 Press left shift key upward 按左移键，右移键循环显示...
- Page 16 phase In normal measuring, for alarming channel, this channel display data is flickering, for unbalance alarming, all three channels are flickering. In Prog menu, if do2.U setting as AL, when alarming, one output comes from relay D02 (relay NO contact is closing), D02 Indicator on the faceplate lights.
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Page 17: Communication Guide
6.1 General AMC Series meter adopt compatible Modbus-RTU protocol: "9600, 8, n, 1”, in it 9600 is default baud rate, based on request, it can be revised as 2400, 4800, 19200 etc., for the setting method see this instruction 5.4.3 communication parameter setting; 8 indicate have 8 data bit;... - Page 18 Address domain is located at beginning of frame, composed of one byte (8 bit binary system domain), Decimal system is 0~255, in the ACR meters, just 1~247 is used, other address is Reserved, these bits indicate terminal device address specified by users , this device will receive the connecting host computer data.
- Page 19 5、Repeat the third step and the fourth step until shift for 8 times, the complete 8 bit is done. 6、Repeat the second step to the fifth step to treat next 8 bit until all the byte is treated. 7、The CRC register final value is CRC value. Besides, there is another CRC calculation method by preset table, its main feature is fast calculating speed, but large saving space is needed, please refer to related data 6.4 Three phase meter communication parameter address meter (word):...
- Page 20 002cH Current transformation ratio — 002dH Explanation: Reserved word “—” ① indicate Reserved word or … Reserved bit. ② voltage, current etc. data numerical value Computing Method: Reading = Effective value ×10E ( Exponential-3) 002aH: alarm and switching Input / output condition word (control word): AL.-b AL.Lo1 AL.Hi1...
- Page 21 2220×10 = 222.0 Unit: Volt (V) Meter display: 221.9 222.0 222.0 Read current meter data is similar to reading voltage meter, but start address as 06H, Query frame: 01 03 00 06 00 06 25 c9 Read other information Query frame is identical with this format, each information address see: 6.4 communication parameter address meter.
- Page 22 Address: Yulv Road 253, Jiading, Shanghai Tel.: (86)021-69158300 69158301 69158302 Fax: (86)21-69158303 Service hotline: 800-820-6632 Website: www.acrel.cn E-mail: ACREL001@vip.163.com P.C.: 201801 Production base: Jiangsu Acrel Electric Appliances Manufacturing Co., Ltd, Address: Dongmeng Road 5, Nanzha Street, Jiangyin City Tel./fax: (86)0510-86179970 P.C.: 214405 E-mail: JY-ACREL001@vip.163.com...
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