Yamaha CEmarking RCX240 Supporting Supplement Manual page 63

5.1.2.2 Categor y 3
A safety circuit configuration example of category 3 is shown below.
L1
AC IN
N1
Reset switch
S1
AUTO SERVICE
Maintenance switch
+24V
Input 1
S2
Input 2
Input 3
Door switch
Input 1
S3
Input 2
External emergency stop
Input 1
S4
Input 2
SAFETY
RPB-E emergency stop
Input 1
Input 2
RPB-E enable
Input 1
Input 2
+24V
+24V
GND
GND
*1: Wiring to check whether the controller is normal when using an alarm to shut off the main power
Parts list
Circuit No.
S1 Reset switch
S2 Key selector switch
S3 Safety door switch
S4 Emergency stop switch
KM1, 2 Contactor (mirror contact)
Safety relay
KA1 to 5
Socket for safety relay
SRL1 Safety relay unit
SRL2 Safety relay unit
SRL3 Safety relay unit
Service 1
Service 2
SRL1
L2 L1
M1
M1 M2 OUT
M2
ON OFF B
OFF ON A
T11
T12
T21
A
T22
Y1
T61
Enable 11
T62
Enable 12
T71
B
Enable 21
T72
Enable 22
Y2
T41 T42
+24V
SRL2
L1 A2 T31 T32 T33
T11
T12
T21
T22
Y1
SRL3
T31 T32
T11
T12
T21
T22
T23
A
B
Part name
Chapter 5 EXTERNAL SAFETY CIRCUIT EXAMPLES
5.1 External safety circuit examples
KM1 KM2
GND GND
+24V
T31
T32
T33
KA1
S14
S24
S44
S54
KA2 KA3
GND GND
Service 1
Service 2
KA4 KA5
S14
S24
GND GND
13
14
23
24
33
Enable 11
34
Enable 12
43
Enable 21
44
Enable 22
Type No.
A22 series
A22 TK series
D4 series
A22E series
LC1-D18
G7SA-3A1B
P7SA-10F-ND
G9SX-GS226
G9SX-BC202
G9SA-GS501
L
AC OUT
N
SAFETY
E-STOP24V
E-STOPRDY
* 1
MPRDY
N.COM
SERVICE(DI02)
P.COM
OUT
RPB-E emergency s
Output 1
Output 2
RPB-E enable
Output 1
Output 2
Manufacturer
OMRON
OMRON
OMRON
OMRON
Schneider Electric
OMRON
OMRON
OMRON
OMRON
OMRON
5-5
1
2
3
4
5
6