Mitsubishi Electric MELSEC iQ-R Series Safety Manual page 234

• Timing chart for safety programmable controller (2)
From the safety programmable controller (1)
System
powered on
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)
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)
5 SAFETY APPLICATION CONFIGURATION EXAMPLES
232
5.2 System to Which Multiple Safety CPUs are Connected
Safety
programmable
controller (1)
stop switch
pressed
Guard Guard
opened closed
Reset switch Start switch Reset switch
pressed pressed pressed
An emergency stop request is
received from the safety
programmable controller (1),
and outputs are turned off.
To the safety programmable controller (1)
Network error
in the safety
programmable
controller (1)
Start switch Reset switch Reset 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.
Safety
programmable
controller (2)
stop switch
pressed
Guard Guard
opened closed
Start switch Reset switch Reset switch
pressed pressed pressed
Start switch
pressed