Mitsubishi Electric MELSEC iQ-R Series Safety Manual page 233

• Timing chart for safety programmable controller (1)
System
powered on
Reset switch
pressed
Reset switch (X100)
Restart status (SA\D0.0)
Restart status (SA\D0.1)
Start switch (X101)
Start status (SA\D1.0)
Start status (SA\D1.1)
Interlock status (SA\SD1232.0)
Interlock release (SA\SD1240.0)
Interlock status (SA\SD1232.1)
Interlock release (SA\SD1240.1)
CC-Link IE Field Network status
(SA\SD1008.0)
CC-Link IE Field Network status
(SA\SD1008.1)
Stop switch (X102)
Guard unlock output (SA\Y2)
Emergency stop request from the
safety programmable controller (2)
(SA\X100)
Emergency stop request from the
safety programmable controller (3)
(SA\X180)
Emergency stop request to the
safety programmable controller (2)
(SA\Y100)
Emergency stop request to the
safety programmable controller (3)
(SA\Y180)
Safety switch (SA\X4)
Safety information (SA\M5)
Electromagnetic contactor output
(SA\Y0)
Electromagnetic contactor output
(SA\Y1)
Electromagnetic contactor output
check (SA\X2)
The guard can be opened only
while it is unlocked (SA\Y2 is on).
To the safety programmable
controller (2)
To the safety programmable
controller (3)
Safety
programmable
controller (1) stop
switch pressed
Guard Guard
opened closed
Start switch Reset switch Reset switch Start switch
pressed pressed pressed pressed
When the stop switch is
pressed, the guard is unlocked.
(SA\Y2 turns on.)
The guard is locked (SA\Y2 turns off)
when it is closed and the reset switch
is pressed.
Safety
Network error in the
programmable
safety programmable
controller (2) stop
controller (1)
switch pressed
Reset switch Reset switch Start switch
pressed pressed pressed
Outputs are turned off
due to a CCIEF remote error.
Outputs are turned off
due to a network error.
From the safety programmable
controller (2)
To the safety programmable
controller (3)
5 SAFETY APPLICATION CONFIGURATION EXAMPLES
5.2 System to Which Multiple Safety CPUs are Connected
Guard Guard
opened closed
Reset switch Reset switch Start switch
pressed pressed pressed
An emergency stop request is received from the
safety programmable controller (2), outputs are
turned off, and an emergency stop request is sent
to the safety programmable controller (3).
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