Hardware manual

Chapter 2 Connection to a PLC
2-102
3.4.2 CPU Unit RS-232C Link I/F Settings
Write the RS-232C I/F setting items for the System Settings Area using a peripheral tool (such
as Procon).
System Settings Area
C20H/
28H/40H/60H
CQM1H
C200HS/C200HE/C200HG/
C200HX
Item Setting
DM0920 DM6645 Standard/Individual
Setting (*1)
Same setting as the
MICRO/I
Mode PLC Link Mode
DM0921 DM6646 Communication
parameters for when
the previous item is
set to Individual.
Use the same
settings as for the
MICRO/I.
DM0922 DM6647 Transmission Delay
0 msec
RS/CS presence None
DM0923 DM6648 Unit No. Same setting as the
MICRO/I
(*1) Standard settings
Baud rate: 9600 bps
Data Bits: 7 bits
Stop Bits: 2 bits
Parity: Even
Refer to the PLC manual for details.
For CQM 1 and C200HS, set the switch number 5 on the CPU Unit setting switch to OFF.