Section 7 Communication (Modbus)
7-22
Communication
(Modbus)
When the control mode is set to cascade control, perform the Run/
Stop operation command of channel 2.
If "All" channels are selected, only those that are enabled will be
affected by this command.
To use this command, "Write via communication" must be enabled
using the "Write via communication" operation command.
The above indicates a normal end. For information on error responses,
see "7.7 Operation commands (Communication/Modbus)" (P.7-14).
■ Bank change
This command is used to change banks (there are 8 banks numbered
0 to 7). An SP, alarm values, and a PID Set No. are stored in each
bank.
This command can be used in both setting area 0 and setting area 1.
An operation error will result if AT is running in the selected channel.
To use this command, "Write via communication" must be enabled
using the "Write via communication" operation command.
The above indicates a normal end. For information on error responses,
see "7.7 Operation commands (Communication/Modbus)" (P.7-14).
Response
H’06 H’00 H’00 H’01
Slave
address
Function
mode
Write start
address
Instruction
code
Related
information
CRC-16
2 2 bytes211
Related
information
Description
Ch Selected Bank No.
H'00 to 07 1 0 to 7
H'10 to 17 2 0 to 7
H'20 to 27 3 0 to 7
H'30 to 37 4 0 to 7
H'F0 to F7 All 0 to 7
Command
H’06 H’00 H’00 H’02
Slave
address
Function
mode
Write start
address
Instruction
code
Related
information
CRC-16
2 2 bytes211
Response
H’06 H’00 H’00 H’02
Slave
address
Function
mode
Write start
address
Instruction
code
Related
information
CRC-16
2 2 bytes211