13. USING STO FUNCTION
13 - 10
13.3.3 External I/O signal connection example using an external safety relay unit
POINT
This connection is for source interface. For the other I/O signals, refer to the
connection examples in section 3.2.
This connection example complies with the requirement of ISO/EN ISO 13849-1 Category 3 PL d.
For details, refer to the safety relay module user’s manual.
Safety relay module
MELSEC
(QS90SR2S)
24 V
0 V
S2
S1 or
EMG
(Note)
K3
S1: STO shut-off switch (STO switch)
S2: Start switch (STO release switch)
S3: On switch
S4: Off switch
KM1: Magnetic contactor
K3: Safety relay
EMG: Emergency stop switch
+24V
XS0
XS1
Z00 Z10 Z20
X0
COM0
24G
X1
COM1
Z01 Z11
Z21
K3
CN8
KM1
CN1
20
STO1
TOFB1
TOFCOM
TOFB2
STO2
STOCOM
M
KM1
KM1
EMG
S4
S3
Control
circuit
Power
supply
Fuse
EM1
or
EM2
Control circuit
Servo amplifier
Servo motor
Note. To enable the STO function of the servo amplifier by using "Emergency switching off", change S1 to EMG. The stop category at
this time is "0". If STO is turned off while the servo motor is rotating, [AL. 63 STO timing error] will occur.
Summary of Contents for MR-J4-100A(-RJ)
Page 19: ...10 MEMO ...
Page 75: ...1 FUNCTIONS AND CONFIGURATION 1 56 MEMO ...
Page 83: ...2 INSTALLATION 2 8 MEMO ...
Page 159: ...3 SIGNALS AND WIRING 3 76 MEMO ...
Page 203: ...4 STARTUP 4 44 MEMO ...
Page 351: ...7 SPECIAL ADJUSTMENT FUNCTIONS 7 40 MEMO ...
Page 365: ...8 TROUBLESHOOTING 8 14 MEMO ...
Page 387: ...9 DIMENSIONS 9 22 MEMO ...
Page 403: ...10 CHARACTERISTICS 10 16 MEMO ...
Page 553: ...12 ABSOLUTE POSITION DETECTION SYSTEM 12 30 MEMO ...
Page 567: ...13 USING STO FUNCTION 13 14 MEMO ...
Page 607: ...14 COMMUNICATION FUNCTION MITSUBISHI ELECTRIC GENERAL PURPOSE AC SERVO PROTOCOL 14 40 MEMO ...
Page 639: ...15 USING A LINEAR SERVO MOTOR 15 32 MEMO ...
Page 767: ...18 MR J4 03A6 RJ SERVO AMPLIFIER 18 84 MEMO ...
Page 856: ...APPENDIX App 41 ...
Page 905: ...MEMO ...