Panasonic AFPX-C30T - 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
Pin
name
Name Signal direction Port
+
Transmission
line (+)
−
RS485
(COM1
Port)
-
Transmission
line (-)
−
SD
Send Data
FP-X → External device
RS232C
(COM2
Port)
RD
Receive Data
FP-X ← External device
SG
Signal Ground −
1:1 communication
1:N communication
Computer link
-
Available
General-purpose serial communication
-
Available
PC(PLC) link
Available
Note1)
MODBUS RTU
-
Available
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.
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