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Shinko JC-33A Instruction Manual

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Instruction manual
To prevent accidents arising from the misuse of this controller, please ensure the operator using it
receives this manual.
Warning
Turn the power supply to the instrument OFF before wiring or checking.
Working or touching the terminal with the power switched ON may result in
Electric Shock which may cause severe injury or death.
1. System configuration
RS-485 Multi-drop connection communication (Option: C5)
Host
computer
RS-485
Host
computer
RS-232C
Wiring connection
When communication converter IF-300-C5 (RS-232C) is used
• Connector: D-sub connector 25-pin
Connection: RS-232C
Host computer
TXD
2
RXD
3
SG
7
FG
1
RTS
4
CTS
5
DSR
6
DTR
20
CD
8
JCS, R, D-33A (C5)
JC -33A
No.0
Communication
converter
IF-300
232C
RS-485 (Data transfer rate: 2400, 4800, 9600, 19200bps)
Built-in terminator 120
Shield wire
D-sub connecter 25-pin
JC -33A
JC -33A
No.1
No.2
(Fig.1-1)
RS-485
485
JC -33A
JC -33A
No.0
(Fig.1-2)
IF-300-C5
YA(-)
(2)
YB(+)
(1)
COM
(11)
(6)
RX
(5)
TX
COM
(4)
RS-232C
RS-485
(Fig.2-1)
JC -33A
No.30
JC -33A
No.1
No.30
Shield wire
JCS-33A
YA(-)
(13)
YB(+)
(14)
COM
(15)
(13)
YA(-)
(14)
YB(+)
COM
(15)

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Summary of Contents for Shinko JC-33A

  • Page 1 Instruction manual JCS, R, D-33A (C5) To prevent accidents arising from the misuse of this controller, please ensure the operator using it receives this manual. Warning Turn the power supply to the instrument OFF before wiring or checking. Working or touching the terminal with the power switched ON may result in Electric Shock which may cause severe injury or death.
  • Page 2 • Connector: D-sub connector 9-pin Connection: RS-232C RS-485 (Data transfer rate: 2400, 4800, 9600, 19200bps) Host computer Built-in terminator 120 IF-300-C5 JCS-33A YA(-) YA(-) (13) YB(+) (14) YB(+) (15) Shield wire Shield wire (14) (15) (16) RS-232C RS-485 YA(-) (13) (14) YB(+) (Fig.2-2)

  • Page 3: Communication Procedure

    (IF-300-C5), it is not required to manage the transmission timing described above, because the converter takes the timing interpreting the protocol automatically. 5. Shinko protocol 5.1 Command configuration All commands are written in ASCII. The data (setting value, decimal number) is converted to Hexadecimal.
  • Page 4 (2) Reading command Data Delimitter Header Command Checksum Address address (02H) type(20H) item (03H) (20H) Number of characters (Fig. 5.1-2) (3) Response with data Data Delimitter Header Command Data Checksum Address address (06H) type(20H) item (03H) Number of (20H) characters (Fig.

  • Page 5: Modbus Protocol

    with the Address (instrument number): 0 (20H) is shown as follows. • 1’s complement: Make each bit of binary 0 and 1 reverse. • 2’s complement: Add 1 to 1’s complement. Checksum calculation range [e.g.] [Characters above are represented by ASCII] 45H 30H [Hexadecimal] [Binary]...
  • Page 6 17 (11H) Shinko error code 4 (Unsettable status) 18 (12H) Shinko error code 5 (During setting by key operation mode, etc) 6.5 Data Data differs depending on the function code. A request message from master side is composed of data item, number of data and setting data.
  • Page 7 6.6 Error check Error check differs depending on the type of transmission mode. [ASCII mode] After calculating LRC (Longitudinal redundancy check) from slave address to data section, calculated 8-bit data is converted to ASCII 2 characters and they are added to the end of data. How LRC is calculated, (1) Create a message in RTU mode.
  • Page 8 (Fig. 6.7-4) • A response message from slave side in normal status Slave Function Error check Header Data item Data Delimiter address code (：) (01H) (06H) (0001H) (0064H) (94H) (CR・LF) Number of characters (Fig. 6.7-5) • A response message from slave side in abnormal status (When a value out of the setting range is set.) Slave Function...
  • Page 9 7. Communication command table When the data (setting value) has a decimal point, remove the decimal point and represent it as a whole number, then describe the whole number in hexadecimal number. Modbus Shinko standard Data item Data function code...
  • Page 10 20H/50H 06H/03H 0026H: A2 action hysteresis setting Setting value 20H/50H 06H/03H 0027H: Not used 20H/50H 06H/03H 0028H: Not used 20H/50H 06H/03H 0029H: A1 action delayed timer setting Setting value 20H/50H 06H/03H 002AH: A2 action delayed timer setting Setting value 20H/50H 06H/03H 002BH: Not used 20H/50H...
  • Page 11 0081H: OUT1 MV reading Setting value 0082H: OUT2 MV reading Setting value 0083H: Not used 0084H: Not used 0000 0000 0000 0000 0085H: OUT status reading digit: OUT1 0: OFF 1: ON digit: OUT2 digit: A1output 0: OFF 1: ON digit: A2 output 0: OFF 1: ON digit: Not used (Always 0)

  • Page 12: Specifications

    Whether the operation mode is under the setting mode by the key operation • If you have any inquiries, please consult our agency or the shop where you purchased the unit. SHINKO TECHNOS CO.,LTD. OVERSEAS DIVISION 2-48, 1-Chome, Ina, Minoo, Osaka, Japan Reg.

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