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Summary of Contents for Acrel ARTU
- Page 1 ARTU Remote Terminal Unit Installation & Operation Instruction V1.3 Acrel Co., Ltd.
- Page 2 Acrel Jiangsu Acrel Electrical Manufacturing Co., LTD. Declaration All rights reserved. Without the written permission of the Company, the contents of any paragraph or section in this manual shall not be copied, copied or disseminated in any form. Otherwise, all consequences shall be borne by the violator.
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Page 3: Table Of Contents
5.3.5 Format setting-----------------------------------------------------------------------------------------------------------------14 5.4 Modbus Function code description----------------------------------------------------------------------------14 5.4.1 Abnormal reply format of ARTU remote terminal unit to command received in error------------------------- 14 5.4.2 Functional status of 01H/02H using Modbus--------------------------------------------------------------------------- 15 5.4.3 Read using Modbus's functions of 03 or 04----------------------------------------------------------------------------- 15 5.4.4 Use the 05H function of Modbus to force the alarm state------------------------------------------------------------ 15... -
Page 4: Overview
Overview ARTU remote terminal unit is a high-performance intelligent distribution element, which is applied in intelligent distribution, industrial automation and other fields.Products include: remote control unit, remote signaling unit. Meet the standards: JB/T 10388-2002 General technical conditions for intelligent measurement and control node products with bus... -
Page 5: Product Specifications
Overview 5.1.1 ARTU remote signal unit is a switch acquisition unit specially developed for intelligent power distribution, industrial automation and other fields, which is used to acquire switch-volume signals and convert them into digital signals through communication and data exchange of upper computer monitoring syste Technical parameters 5.1.2... - Page 6 Wiring 5.1.3.2 K8/K16 Terminal number...
- Page 7 Terminal number Note: Active wet contact: Ki (I =1 ~ 32) and common terminal K COM are access terminals of each channel, while KV12 and KG are suspended. Passive dry contact: Ki (I =1 ~ 32) and common end KV12 are access ends of each channel, while KCOM should be short-connected with KG.
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Page 8: Communication Instructions
b) Active wet contact connection diagram: Communication instructions 5.1.4 Read and write register contents 5.1.4.1 Modbus function code 03 (03H) and 04 (04H) can be used to access all contents of the address table, and function code 16 (10H) can be used to write continuous register data. Write Data Read/... - Page 9 Clock setting month, year Fixed-poin 03、04/16 2 COMM2 (BCD code) t number Fixed-poin Clock setting allowed (1: YES) 03、04/16 2 COMM2 t number Reserve Reserve Fixed-poin SOE Address pointer (25-8021) 03、04 t number Current time millisecond Fixed-poin 03、04 (integer 0-999) t number Current time seconds, minutes Fixed-poin...
- Page 10 03、04 t number #：Meter identification code: ARTU remote signal unit 201 Note: SOE address from 25 to 12824, total 12,800 *2=25600 bytes;1600 sets of data (each set of data is 16 bytes, it is recommended that users read 16 bytes continuously to avoid reading errors);1600 data loop stores.It is recommended that the user first read the SOE counter, and that the address of the SOE record that recently occurred is the contents of address 11.
- Page 11 DI reading state :(allow operation port COMM1) 5.1.4.2 Read the DI state of ARTU remote signal unit with MODBUS command 02 Among which 1=ON，0=OFF Data address Data content Data type Command Read/Write Numerical range word 0000H 1=ON，0=OFF 0001H 1=ON，0=OFF 0002H 1=ON，0=OFF...
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Page 12: Communication Examples
ARTU remote communication unit to eliminate jitter of the shaking time... -
Page 13: Artu-Kj8 Remote Signal And Remote Control Combination
Overview 5.2.1 ARTU-KJ8 remote signal and remote control combination unit is a combination unit of switch volume acquisition and remote relay output specially developed for intelligent distribution, industrial automation and other fields, which realizes data exchange with upper computer monitoring system through communication 5.2.2 Technical Parameter... -
Page 14: 5.2.4 Communication Instruction
5.2.4 Communication instruction 5.2.4.1 Read-write register contents Modbus function code 03 (03H) and 04 (04H) can be used to access all contents of the address table, and function code 16 (10H) can be used to write continuous register data. Data Read/ Command Data... - Page 15 Digital output DO8 duration 03、04/16 number #：Metre identification code：ARTU-K8J8 is 204 (0xC8) Note 1 address 04 (Description of communication verification mode) : 0:1 start bit, 8 data bits, 1 stop bit 1:1 start bit, 8 data bits, 2 stop bits...
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Page 16: Communication Example
0005H 0XFF00=ON，0X0000=OFF 0006H 0XFF00=ON，0X0000=OFF 0007H 0XFF00=ON，0X0000=OFF Reading DI state :(allow operation port COMM1) Read DI status with MODBUS command 02. Among which 1=ON, 0=OFF Data ADD Data content Data types Command Read/Write Numerical range word 0000H 1=ON，0=OFF 0001H 1=ON，0=OFF 0002H 1=ON，0=OFF 0003H 1=ON，0=OFF... -
Page 17: Appendix
11 bits: 1 bit start, 8 bit data, odd check, 1 bit stop Note: Dial code switch status description: 1: OFF, 0: ON Modbus Function code description Abnormal reply format of ARTU remote terminal unit to command received in error 5.4.1 ARTU remote terminal unit communication exception code reply format... -
Page 18: Functional Status Of 01H/02H Using Modbus
The exception code is defined as follows: 01 Illegal function codes (received function codes are not supported); 02 Invalid data location (specified data location is beyond the scope of the meter); 03 Invalid data value (received data value sent to the host is beyond the data range of the corresponding address). 04 Equipment failure from the station (the data value received to the host is not currently allowed to be written) Functional status of 01H/02H using Modbus 5.4.2... -
Page 19: Use The 06H Function Of Modbus To Write Single Data
XX(05H) XXXX 0ff00H 或 0000H XXXX( CRC check value) Lower device reply(MODBUS 05 functions) Function Data CRC check BYTE BYTE WORD WORD WORD XX(05H) XXXX(same as XXXX(same as XXXX( CRC check value) upper upper computer computer request) request) Abnormal Lower device reply(MODBUS 08 functions) corresponding Exception error code data CRC check... -
Page 20: Communication Wiring Method
XX(10H) XXXX XXXX XXXX( CRC check value) Abnormal Lower device reply(90H function of MODBUS) Corresponding Exception error code data CRC check error function BYTE BYTE BYTE WORD XX(90H) XX (02H address wrong, 03H data wrong, XXXX( CRC check 04 not allowed to write value) Communication wiring method Note: Figure 1 is the best wiring method... -
Page 21: Debugging And Maintenance
Figure 3 wiring method is not recommended Figure 4 is incorrect wiring method When multiple ARTU network use, the last of the RS485 should A and B on the terminal and A terminal matching resistance R, impedance matching, to ensure the communication terminal matching resistance generally between 120 Ω... -
Page 22: Outline And Dimension Diagram
Outline and dimension diagram ARTU-K8/K16/K32 Remote signal unit Outline and dimensions ARTU-KJ8 Remote signal & remote control unit Outline and dimensions... - Page 23 Address: No.253 Yulv Road Jiading District, Shanghai，China TEL.: 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./Fax: 0086-510-86179970 Web-site: www.jsacrel.com Postcode: 214405 E-mail: JY-ACREL001@vip.163.com...
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