WEG CLIC-02 Manual Del Usuario página 157

10.5.1 Modbus CLIC-02 Protocol
If CLIC-02 receives a correct telegram, it will execute the control and answer a telegram
confirming the control to the computer or another controller. If the control that the CLIC-02
received is not valid, the CLIC-02 response will be an Exception Code.
Command format and Response format
„
Slave address
The format of the response command, since CLIC-02 receives an unexpected command.
„
Slave address
Command format:
Slave address
00H: Send to all the
devices
01H: to the device No.01
0FH: to the Device No. 15
10H: to the device No.16
...
63H: to the device No.99
Exception Code:
On a communication connection, the controller responds the Exception Code (Error Code)
and the Function Code added of 80H (Hexadecimal) to the master, if there is an error.
Exception Code
51
52
53
54
55
56
57
58
59
Data verified by the CRC
Function Code
Data verified by the CRC
Function Code
Function Code
01H Bit reading
05H Single bit writing
03H Word reading
06H Single word writing
10H Multiple word writing
08H diagnosis
Telegram Error (Function Code Error, Error to codify record, Data
quantity error)
PLC in RUN mode, command not allowed
PLC protected by password, command not allowed
Data value beyond the allowed range
ROM Error of CLIC-02
CLIC-02 RTC does not exist, it cannot operate RTC
Other error
Commands do not match the editable mode of CLIC-02
Brand ID Error
- English -
Port RS-485 Communication Functions
Data CRC-16
Exception Code CRC-16
Data
For
details,
please
consult
the record
addresses
Description
Exception
CRC-16
Code
CRC
For
checks
details,
the Slave
please
Address
consult
Function
Exception
code
Code
Exception
Instruction
Code
CLIC-02 | 157