Mitsubishi Electric MELSEC-QS Series Safety Application Manual page 104

5
SAFETY APPLICATION CONFIGURATION EXAMPLE (USING A
SINGLE SAFETY PROGRAMMABLE CONTROLLER)
(6) Timing chart
Powered
ON
Reset switch (X140)
Restart status (D0.0)
Restart status (D0.1)
Start switch (X142)
Start status (D1.0)
Start status (D1.1)
Interlocked status (SD1072.0)
Interlock released status
(SD1076.0)
CC-Link status (SD1004.0)
Stop switch (X144)
Door lock release output
(Y103)
Safety switch (X10E)
Safety information (M5)
Contactor output (Y101)
Contactor output check (X10A)
5
5.6 Case Examples
- 55
5.6.5 Door lock circuit
Stop
Door
switch
opened
activated
Reset Start
switch switch
activated activated
When the stop switch is
activated, the door lock is
released. (Y103=on)
The door can be opened only
while the lock is released.
(Y103=on)
Figure 5.44 Timing chart
Error occurred on
Door the safety remote
closed I/O station on
CC-Link Safety
Reset Start Reset
switch switch
switch
activated activated
activated
CC-Link
error
Inputs and outputs of the CC remote
(1) are turned off due to an error.
When the door is closed and then the reset
switch is activated, the door is locked.
(Y103=off)
Error on the
Stop
safety remote I/O
switch
station on CC-Link
activated in the contactor
Safety recovered
Reset Start
switch switch
activated activated
The contact welding
is detected.
Welding
detected
Reset
switch
activated