Mitsubishi Electric MELSEC iQ-R Series Safety Manual page 235

• Timing chart for safety programmable controller (3)
From the safety programmable controller (1)
Safety
programmable
controller (1)
stop switch
pressed
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)
CC-Link IE Field Network status
(SA\SD1008.0)
An emergency stop request is
received from the safety
programmable controller (1),
and outputs are turned off.
Stop switch (X102)
Guard unlock output (SA\Y2)
Emergency stop request from the
safety programmable controller (1)
(SA\X100)
Emergency stop request to the
safety programmable controller (1)
(SA\Y100)
Safety switch (SA\X4)
Safety information (SA\M5)
Electromagnetic contactor output
(SA\Y0)
Electromagnetic contactor output
(SA\Y1)
Electromagnetic contactor output
check (SA\X2)
From the safety programmable controller (1)
Network error in
the safety
programmable
controller (1)
Guard Guard
opened closed
Start switch Reset switch Start switch
pressed pressed pressed
Operation of the
entire system stops.
Safety
programmable
controller (2)
stop switch
pressed
Reset switch Reset switch Start switch
pressed pressed pressed
Outputs are turned off
due to a network error.
Operation of the Operation of the
entire system stops. entire system stops.
5 SAFETY APPLICATION CONFIGURATION EXAMPLES
5.2 System to Which Multiple Safety CPUs are Connected
Guard Guard
opened closed
Reset switch Start switch
pressed pressed
An emergency stop request is
received from the safety
programmable controller (1),
and outputs are turned off.
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