User`s manual

Graphic Operation Terminal F930GOT Additional Functions (V 2.20/3.00 or later) 15
15-11
System configuration
<When RS-232C communication is adopted between the host unit and the first GOT unit>
<When RS-422 communication is adopted between the host unit and the first GOT unit>
<Connection diagramV>
Host unit
RS-422
communication
30m
RS-422
communication
30m
RS-232C
communication
15m
1st GOT unit 2nd GOT unit 3rd GOT unit 4th GOT unit
RS-232C communication
Maximum extension
distance: 15 m
Back face
Host unit
RS-232C
communication
15m
RS-232C
communication
15m
RS-422
communication
30m
1st GOT unit 2nd GOT unit 3rd GOT unit 4th GOT unit
RS-422 communication
Maximum extension
distance: 30 m
Back face
SD
RD
SG
RD
SD
RTS
CTS
DSR
DTR
SG
Connector on GOT side
(D-sub, 9-pin, female type)
Host unit side
RDA(R
×
D+)
SG
Connector on GOT side
(D-sub, 9-pin, male type)
RDB(R
×
D-)
SDA(T
×
D+)
SDB(T
×
D-)
Host unit side
R
×
D-
T
×
D-
T
×
D+
R
×
D+
SG
RD
Connector on GOT side
(D-sub, 9-pin, female type)
SD
RTS
CTS
DSR
DTR
SG
Connector on GOT side
(D-sub, 9-pin, female type)
Connector on GOT side
(D-sub, 9-pin, male type)
Connector on GOT side
(D-sub, 9-pin, male type)
T
×
D+
T
×
D-
R
×
D+
R
×
D-
SG
- Cable between host unit and GOT unit
(RS-232C)
Control lines RTS, CTS, DTR and
DSR are not used.
- Cable between GOT unit and GOT
unit (RS-232C)
- Cable between host unit and GOT unit
(RS-422)
- Cable between GOT unit and GOT
unit (RS-422)