16-4 16. RKC
16.1.2 SRV (MODBUS RTU)
Communication Setting
Editor
Communication setting
(Underlined setting: default)
SRV
Address setting switch
DIP switch setting
* Communication time settings (send changeover time/data interval delay time) can be made using the switches 4, 5, and 6. For more
information, refer to the communication instruction manual for SRV.
Available Device Memory
The available setting range of device memory varies depending on the controller model. Be sure to set within the range
available for the controller to be used. Use [TYPE] when assigning indirect device memory for macro programs.
Item Setting Remarks
Connection Mode
1:1 / 1:n
/ Multi-link2 /
Multi-link2 (Ethernet) /
1:n Multi-link2 (Ethernet)
Signal Level RS-232C / RS-422/485
Baud Rate 9600 / 19200 / 38400 bps
Data Length 8 bits
Stop Bit 1 bit
Parity None
/ Odd / Even
Target Port No. 1 to 31
Switch Setting Remarks
00
to 30
Higher-order digit setting ( 10)
Lower-order digit setting ( 1)
The number that is one greater than the set value is the address.
Switch Setting Contents Remarks
1ON
Baud rate: 38400 bps
ON, OFF: 9600 bps
OFF, ON: 19200 bps
2ON
3ON
Data bit configuration
8 bits / 1 bit / without parity
ON, OFF, ON: 8 bits / 1 bit / even
ON, ON, ON: 8 bits / 1 bit / odd
4OFF
5OFF
6ONProtocol: Modbus
7OFF -
8OFF -