i’.4 1021 (Cent’d)
(3) SW3 (Terminator)
Terminator ON/OFFmust be selected when one
remote 1/0 board (JANCD-1021) is used, or if
several boards are used, or if signal is trans-
ferred to an other remote 1/0 board.
(2) SW2(Logic reverse)
This switch turns the function ON/OFFto make
logic at the time of contact closing to logic
u
M
1,
regardless of +24Y common/Ozdcommon.
SW3
Logic at contact
closed
!
I I
i
7
+24 V Common
rlj
SW2
.—
pm]
o
0
0 0
0 0
(> o
0 0
0 0
0 0
024Common
16
15
14
13
12
11
10
9
Note:
All four circuits
should be set in a
roJ
same side.
< Example >
L . . . . . . . . . . . . . . . . . . .
JANC1)
JANCI) JANCD
JANCD
The above setting makes reverses logic in case
- I’C’20
ra
L.-o
(_l,s_l~N
pfi12
3
of input contact closing similar to YASNACX2
series.
Logic at contact
closed
l--i
?
!
4
01;[: OFF o N
OZd Common
SW2
+24 V Common
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
c) o
c) o
~Y-q
c) o
c) o
c) o
c) o
c) o
rlj
d._ . . . . . . . . . . . . . . . . . . .
Left setting makes logic “1” in case of in-
put contact closing.
Use 3 for standard setting, although the re-
sult is the same even if any one of SW2to SW8
is short-circuited.
–58–
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