■
Terminal layout (in the setting of RS-485)
Termin
al no.
LED part
symbol
Terminal
part symbol
Functions that
can be allocated
Signal direction
Ports that can be
allocated in the software
1 CH1 SD + / S
Transmission line
(+)
-
COM.1/COM.3
2 RD
- / S Transmission line
(-)
-
3 485
+ / R Transmission line
(+)
-
4 422
- / R Transmission line
(-)
-
5 - - - - -
6 CH2 SD + / S
Transmission line
(+)
-
COM.2/COM.4
7 RD
- / S Transmission line
(-)
-
8 485
+ / R Transmission line
(+)
-
9 422
- / R Transmission line
(-)
-
(Note 1) In the setting of RS-485, Terminal No.1 and Terminal No.3, and Terminal No.2 and Terminal No.4 are
respectively connected inside. They can be used as terminals for crossover wiring for the transmission
cable.
(Note 2) In the setting of RS-485, Terminal No.6 and Terminal No.8, and Terminal No.7 and Terminal No.9 are
respectively connected inside. They can be used as terminals for crossover wiring for the transmission
cable.
(Note 3) Do not connect anything to Terminal No.5.
(Note 4) The route between CH1 and CH2 is insulated inside.
3.4 Wiring for Communication Cassettes COM.1 to COM.4 Ports
3-16 WUME-FP7COM-07