4
1
2
3
5
6
5-6
Chapter 5 EXTERNAL SAFETY CIRCUIT EXAMPLES
5.1.2.3 Category 2
A safety circuit configuration example of category 2 is shown below.
RPB-E emergency stop
Output 1
Input 2
Input 1
RPB-E emergency st
RPB-E enable
Output 1
Input 2
Input 1
RPB-E enable
External emergency stop
Input 1
Door switch
Input 1
GND
AC IN
L1
N1
AC OUT
L
N
Reset switch
E-STOP24V
SRL1
S3
S1
S4
KM1
SAFETY
SAFETY
OUT
E-STOPRDY
N.COM
MPRDY
SERVICE(DI02)
P.COM
T11
T12
T21
T22
T31
T32
T33
S14
S24
S44
S54
T61
T62
T71
T72
M1
M2
+24V
A
B
M1
M2 OUT
B
A
Y1
Enable 11
Enable 11
Service 1
Service 2
GND
T42
T41
L1
L2
Y2
*
1
+24V
+24V
T11
T12
T21
T22
S24
S14
T33
+24V
Y1
+24V
+24V
KA2
KA1
SRL2
Maintenance switch
Input 2
Input 1
S2
AUTO SERVICE
Input 3
Service 1
Service 2
+24V
+24V
GND
+24V
GND
ON
ON
OFF
OFF
L1 A2 T31 T32
*1: Wiring to check whether the controller is normal when using an alarm to shut off the main power
Parts list
Circuit No.
Part name
Type No.
Manufacturer
S1
Reset switch
A22 series
OMRON
S2
Key selector switch
A22 TK series
OMRON
S3
Safety door switch
D4 series
OMRON
S4
Emergency stop switch
A22E series
OMRON
KM1
Contactor (mirror contact)
LC1-D18
Schneider Electric
KA1, 2
Safety relay
G7SA-3A1B
OMRON
Socket for safety relay
P7SA-10F-ND
OMRON
SRL1
Safety relay unit
G9SX-GS226
OMRON
SRL2
Safety relay unit
G9SX-BC202
OMRON
5.1 External safety circuit examples
Содержание CEmarking RCX221
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