Mitsubishi Electric MELSEC iQ-R Series Safety Manual page 189

• Timing chart for safety programmable controller (2)
From the safety programmable
controller (1)
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.
Emergency stop switch (SA\X0)
Emergency stop request from the
safety programmable controller (1)
(SA\X100)
Emergency stop request to the
safety programmable controller (1)
(SA\Y100)
Safety information (SA\M5)
Safety relay output (SA\Y0)
Safety relay output (SA\Y1)
Safety relay output check (SA\X2)
Emergency stop switch
Network error in the safety
connected to the safety
programmable controller (1)
programmable controller
(1) pressed
Start switch Reset switch Start switch
pressed pressed pressed
To the safety programmable
controller (1)
Emergency stop switch
connected to the safety
programmable controller
(2) pressed
Reset switch Reset switch Start switch
pressed pressed pressed
Outputs are turned off, and an emergency
stop request is sent to the programmable
controller (1) to stop operation of the
entire system.
Outputs are turned off
due to a network error.
5 SAFETY APPLICATION CONFIGURATION EXAMPLES
5.2 System to Which Multiple Safety CPUs are Connected
Reset switch Start switch
pressed pressed
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