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G9SB
Application Examples
G9SB-2002-A (24 VAC/VDC) or G9SB-3012-A (24 VAC/VDC) with 2-channel Limit Switch Input/Auto-reset
23
S2
24
11
S1
12
Open
A1 A2 T11
T12
+ -
TH
K1
SA
K1
T21
Note
External connections and timing charts for G9SB-200-B/301-B models are the same as those for G9SB-2002-A/3012-A models.
G9SB-2002-C (24 VAC/VDC) or G9SB-3012-C (24 VAC/VDC) with 2-channel Emergency Stop Switch Input/Manual-reset
S1
21
11
22
12
A1 A2 T11
T12
+ -
TH
K1
SA
K1
T21
Note
External connections and timing charts for G9SB-200-D/301-D models are the same as those for G9SB-2002-C/3012-D models.
KM1
KM2
Feedback loop
T31
T32
13
23
K2
K1
K1
K2
a
Control
K2
circuit
a
K2
T22
14
24
KM1 KM2
KM1
KM2
S2
Feedback loop
T31
T32
13
23
K2
K1
K1
K2
a
Control
K2
circuit
a
K2
T22
14
24
KM1 KM2
Timing Chart
Limit switches S1 and S2
K1 and K2 (NC)
K1 and K2 (NO)
KM1 and KM2 (NC)
KM1 and KM2 (NO)
33
41
KM1
KM2
34
42
Timing Chart
Emergency stop switch S1
33
41
KM1
KM2
34
42
S1:
Safety limit switch with positive
opening mechanism (D4D or
D4B)
S2:
Limit switch
KM1 and KM2: Magnetic Contactor (LC1D)
M:
3-phase motor
Note
Only
the
model has terminals 33-34
and 41-42.
M
Reset switch S2
K1 and K2 (NC)
K1 and K2 (NO)
KM1 and
KM2 (NC)
KM1 and
KM2 (NO)
Note
Output turns ON with the ris-
ing edge of reset switch S2,
but will not operate if there is a
short breakdown in S2.
S1:
Emergency stop switch with
positive opening mechanism
(A165E, A22E)
S2:
Reset switch
KM1 and KM2: Magnetic Contactor (LC1D)
M:
3-phase motor
Note
Only the G9SB-3012-C model
M
has terminals 33-34 and 41-
42.
G9SB
G9SB-3012-A
3
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