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V530-R160
Operation Manual
SECTION 3
Connection to the Host
1:N Connection (Multi-drop)
A branching link adapter enables communication with multiple controllers (up to 31) from one
host.
Cable Wiring 1
(RS-232C (Connection between the Host and Link Adapter))
The maximum cable length is 15 m.
Personal computer
or PLC
Link Adapter
RS-232C cable
(Cable wiring 1)
RS-422 cable
(Cable wiring 2)
RS-422 cable (Cable wiring 2)
RS-422 cable
(Cable wiring 2)
Branching Link Adapter
Branching Link Adapter
Branching Link Adapter
OMRON
NT-AL001
recommended
OMRON B500-AL001
recommended
V530-R160
V530-R160
V530-R160
V530-R160
V530-R160
V530-R160
Notes: When using B500-AL001,
Please set the terminator to
"ON", and terminate to the
line of final stations as follows;
- Connect 200
Ω
(1/2 W or more)
between RDA (
−
) and RDB (+).
- Connect 220
Ω
(1/2 W or more)
between SDA (
−
) and SDB (+).
Use a shielded cable.
Pin
NT-AL001
Signal
SD
RD
RS
CS
+5V
DR
ER
SG
Hood
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
Pin
Host connected (Personal computer)
Signal
RD
SD
ER
SG
DR
RS
CS
Hood
Note: The pin numbers at the host device will depend on the device being connected.
Refer to the manual for the personal computer or PLC being connected.
(The cable wiring shown above is an example of a connection with a personal computer.)
5 VDC
+
-
