7-8 7. KOYO ELECTRONICS
DIP switch (SW2)
(Underlined setting: default)
Short plug 1
Short plug 1 is used to short-circuit the FG (frame ground) and 0-V power for the communication system.
Short plug 2
Short plug 2 is used to switch the signal level of the CH2 port.
PZ3
Universal Communication Port
Settings are the same as those described in “SZ-4” (page 7-6).
Available Device Memory
The available setting range of device memory varies depending on the PLC model. Be sure to set within the range available for
the PLC to be used. Use [TYPE] when assigning indirect device memory for macro programs.
SW2 Item Setting Remarks
No. 1
No. 2
No. 3
Baud rate
No. 4 Parity
OFF: No parity
ON: Odd parity
No. 5 Self diagnosis OFF: Not provided
No. 6
Turnaround
delay
OFF: Not provided
No. 7
No. 8
Response delay
time
OFF: 0 ms
No. 9
ASCII/HEX
selection
OFF: HEX
Plug Setting Remarks
G side: Not short-circuited
FG side: Short-circuited
Plug Setting Remarks
RS-232C ENABLE: RS-232C
RS-232C DISABLE: RS-422