Omron G9SX - Page 32

Application ExamplesSection 1
4. Safety Measures for limited operations
32
G9SX
USER'S GUIDE
■ Wiring Example
Setup (For details, refer to Section 3.)
G9SX-BC: Manual reset, Cross fault detection mode: ON (Category 4 Wiring)
G9SX-GS: Manual reset, Cross fault detection mode: ON (Category 4 Wiring), Logical AND connections,
OFF-delay time setting
Switching mode: Manual
Diagnostic check of Indicator: Enabled
Wiring Example
S14 A2 S24 L1 L2 X1 X2
T11 A1 T12 T21 T22 T31 T32 T33 Y1
KM2
KM1
S2
12
11 21
22
+24V
KM1 KM2
M1
KM2
KM1
PLC etc.
S1
KM4
KM3
+24V
+24V
M2
KM4
KM3
KM4KM3
PLC etc.
NC NC
NC
NCNC
Feedback Loop
Feedback Loop
G9SX-BC202
Control circuit
S14
A2
S24
S44
S54
L1 X3X2X1 X4
T11 A1 T12 T21
Y1
Y3 T22
T61 T62
M1 M2 T71
Y2
Y4 T72 T31 T32 T33 T41 T42
OFF
AND
Auto
Manual
G9SX-GS226-T15
Control circuit
S3
S7
+24V
GND
GND
Enabling
Switch
S4
OPEN
S5
KM3
KM4
31
32
11
12
Stop sigmal
Door
S6
UA UB
+24V
Indicator
(Diagnostic
check enabled)
Indicator
(Diagnostic
check enabled)
Mode selector
Lock release signal
2 4
1 3
S1 : Emergency Stop Switch
S2, S7 : Reset switch
S3 : Enabling Switch
S4 : Guard Lock Door Switch
S5 : Lock release switch
S6 : Safety Limit Switch
KM1 to KM4 : Contactor
M1 to M2 : 3-phase motor
Note: This example corresponds to category 4.