Mitsubishi Electric MELSEC iQ-R Series Safety Manual page 188

• Timing chart for safety programmable controller (1)
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)
Emergency stop switch (SA\X0)
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 information (SA\M5)
Safety relay output (SA\Y0)
Safety relay output (SA\Y1)
Safety relay output check (SA\X2)
To the safety programmable
controller (2)
To the safety programmable
controller (3)
5 SAFETY APPLICATION CONFIGURATION EXAMPLES
186
5.2 System to Which Multiple Safety CPUs are Connected
Emergency stop
switch connected
to the safety
programmable
controller (1) pressed
Reset switch Start switch Reset switch
pressed pressed pressed
Outputs are turned off, and an
emergency stop request is sent to
other programmable controllers to
stop operation of the entire system.
Network error in the
safety programmable
controller (1)
Start switch Reset switch Reset switch
pressed pressed pressed
The switch
turns off.
Outputs are turned off
due to a network error.
From the safety programmable
controller (2)
To the safety programmable
controller (3)
Emergency stop
switch connected
to the safety
programmable
controller (2) pressed
Start 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).