Mitsubishi Electric MELSEC iQ-R Series - Page 217

5 SAFETY APPLICATION CONFIGURATION EXAMPLES
5.2 System to Which Multiple Safety CPUs are Connected
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5
• Timing chart for safety programmable controller (1)
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 (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)
Electromagnetic contactor 1
output (SA\Y0)
Electromagnetic contactor 2
output (SA\Y1)
Safety electromagnetic contactor
output check (SA\X2)
Light curtain (SA\X4)
The light is
blocked.
The mat is
stepped on.
Safety mat (SA\X6)
Outputs are turned off, and an
emergency stop request is sent to
other programmable controllers to
stop operation of the entire system.
Reset switch (X100)
Start switch (X101)
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)
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).
Outputs are turned off
due to a network error.
Person
entered to the
area controlled
by the safety
programmable
controller (1)
Person
went out from
the area
controlled by
the safety
programmable
controller (1)
Network error in the
safety programmable
controller (1)
Reset switch
pressed
Reset switch
pressed
Start switch
pressed
Reset switch
pressed
Start switch
pressed
Reset switch
pressed
Start switch
pressed
Reset switch
pressed
Start switch
pressed
Person
entered to the
area controlled
by the safety
programmable
controller (2)
Person
went out from
the area
controlled by
the safety
programmable
controller (2)
To the safety
programmable controller (2)
To the safety
programmable controller (3)
From the safety
programmable controller (2)
To the safety
programmable controller (3)