Mitsubishi Electric MELSEC iQ-R Series - Page 234

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