A22TK
Application Examples
G9SX-BC : Manual reset, cross fault detection: ON (category 4 wiring)
G9SX-GS : Manual reset, cross fault detection: ON (category 4 wiring), logical AND connection setting: AND
OFF-delay time setting: Time is set.
Switching mode: Manual
External indicator diagnosis: Enabled
Feedback loop
Emergency Stop
Switch
11
12
21
22
KM1
KM2
S1
KM1
KM2
Lock release signal
S2
+24V
KM3
KM4
Open
A1 T11 T12 T21 T22 T31 T32 T33 Y1
S4
S5
M1
G9SX-BC202 (Unit 1)
41
+24V
Guard lock
Safety-door Switch
Control circuit
42
11
12
A2
S14 S24
KM1 KM2
L1 L2
X1 X2
PLC etc.
Door
S3
Enabling
Switch
S6
GND
Feedback loop
OPEN
(2)
(1)
(4)
(3)
KM3
KM4
Stop signal
+24V
S1: Emergency Stop Switch
S2, S7: Reset switches
S3: Enabling Switch
S7
S8
Selector Switch
A22TK
S4: Guard lock Safety-door Switch
S5: Lock release switch
S6: Safety limit switch
S8: A22TK Safety Key Selector
Switch
KM1 to KM4: Contactors
M1 to M2: 3-phase motor
+24V
Open Open
Open Open
T61 T62 T71 T72 Y2 Y4
AND
OFF
A1 T11 T12 T21 T22 Y1 Y3
M1 M2
T31 T32 T33
T41 T42
G9SX-GS226-T15 (Unit 2)
Manual
Auto
KM3
+24V
Control circuit
KM4
M2
A2
S14 S24 S44 S54
KM3 KM4
L1 X1 X2 X3 X4
PLC etc.
UA
UB
Indicator
Indicator
(Diagnostic check enabled)
(Diagnostic check enabled)
GND
Timing Chart
(1) The G9SX-GS starts in operation mode.
(2) The mode switches to maintenance
mode.
<
G9SX-BC202(Unit 1)>
(10)
Emergency
S1
Stop Switch
(3) The operator opens the door and
performs maintenance work.
(4) The Enabling Switch is gripped to the
middle position.
(5) The G9SX-GS starts in maintenance
mode.
(6) The G9SX-GS will stop when the
Enabling Switch is released or gripped.
(7) The G9SX-GS will start again after the
door is closed and the mode is switched
to operation mode.
(8) The G9SX-GS will stop when the door is
open while in operation mode.
(9) The door is closed and the G9SX-GS
starts again.
Reset switch S2
Unit 1 S14, S24
KM1, KM2
NC contact
KM1, KM2
NO contact
Unit 1
Logical AND output L1
<
G9SX-GS226-T15(Unit 2)
Unit 2
Logical AND input T41
>
(3)
(4)
(8)
Guard lock
safety-door switch
S4
(6)
Enabling Switch S3
Reset switch S7
(1)
(5)
(7)
(9)
(10)All the units will stop if the emergency
stop is pressed.
(2)
Mode selection
input M1
Mode selection
input M2
Unit 2 S14, S24
KM3, KM4
NC contact
KM3, KM4
NO contact
OFF-delay time OFF-delay time
OFF-delay time
OFF-delay time
9