Panasonic AFPX-C30R User Manual page 134

1-channel RS485 and 1-channel RS232C Combination Type (Product No.: AFPX-COM4)
This communication cassette is a 1-channel unit with an isolated two-wire RS485 port and 1-channel unit
with an isolated three-wire RS232C port.
LED indication / Terminal layout
Computer link
General-purpose serial communication
PC(PLC) link
MODBUS RTU
Note1) Only the RS485 can be used (COM1 port).
Note2) The RS232C of the COM2 port is not available when using the USB port of the FP-X.
Note3) When using this cassette, the data is always transmitted by the STOP bit2 regardless the setting
of stop bit. The data can be received by either STOP bit 1 or 2 regardless the setting of stop bit.
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
Pin
Name
name
Transmission
+
line (+)
Transmission
-
line (-)
Send Data
SD
Receive Data
RD
Signal Ground
SG
1:1 communication
-
-
Available
-
Signal direction
−
−
FP-X → External device
FP-X ← External device
−
1:N communication
Available
Available
Note1)
Available
Port
RS485
(COM1
Port)
RS232C
(COM2
Port)