3

G9SB

G9SB

Application Examples

G9SB-2002-A (24 VAC/VDC) or G9SB-3012-A (24 VAC/VDC) with 2-channel Limit Switch Input/Auto-reset

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

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

M

11

KM1

KM2

12

23

24

S2

S1

KM1 KM2

K1

K2

K1

K1

K2

K2

K1

a

a

+

-

K2

TH

SA

A1 A2 T11

T12

T31

T32

13

23

33

41

14

24

34

42

T21

T22

Open

Control

circuit

Feedback loop

Timing Chart

Limit switches S1 and S2

K1 and K2 (NC)

K1 and K2 (NO)

KM1 and KM2 (NO)

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

G9SB-3012-A

model has terminals 33-34

and 41-42.

KM1 and KM2 (NC)

KM1

KM2

M

S2

KM1

KM2

21

22

S1

11

12

KM1 KM2

K1

K2

K1

K1

K2

K2

K1

a

a

+

-

K2

TH

SA

A1 A2 T11

T12

T31

T32

13

23

33

41

14

24

34

42

T21

T22

Control

circuit

Feedback loop

Timing Chart

Emergency stop switch S1

K1 and K2 (NC)

K1 and K2 (NO)

KM1 and

KM2 (NC)

KM1 and

KM2 (NO)

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

has terminals 33-34 and 41-

42.

Reset switch S2

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.