Communications Protocol Selection
Function
Setting
Communications Unit No.
Function
Setting
Communications Speed
Function
Setting
psel
• This parameter is used to select the communications protocol.
Selections are CompoWay/F, OMRON's unified protocol for general-
purpose serial communications, or Modbus, Modicon Inc.'s protocol
based on RTU Mode of Modbus Protocol (Specifications: PI-MBUS-
300 Rev.J).
Setting range
cwf: CompoWay/F
mod: Modbus
u-no
• After changing the communications unit number setting, execute a
software reset or turn the power OFF and ON to make the change
effective.
Setting range
0 to 99
bps
• After changing the communications speed setting, execute a
software reset or turn the power OFF and ON to make the change
effective.
Setting range
9.6
19.2
38.4
8.16 Communications Setting Level (l.5)
Unit
Default value
cwf: CompoWay/F
Unit
Default value
1
Unit
Default value
9.6
kbps
l.5
l.5
l.5
8-85