Mitsubishi Electric MELSEC iQ-R Series Safety Manual page 91

For safety switch and electromagnetic contactors, set the parameters as follows.
Item
Transmission interval monitoring time
Wiring selection of input X0 and X1
Wiring selection of input X2 and X3
*1
Input response time X0 and X1
*1
Input response time X2 and X3
Double input discrepancy detection setting X0 and X1
Double input discrepancy detection setting X2 and X3
Double input discrepancy detection type X0 and X1
Double input discrepancy detection type X2 and X3
Double input discrepancy detection time X0 and X1
Double input discrepancy detection time X2 and X3
Input dark test execution setting X0 and X1
Input dark test execution setting X2 and X3
*1
Input dark test pulse OFF time
Number of pulse output for input dark test
Ext. module 1_Wiring selection of output Y2
Ext. module 1_Output dark test execution setting Y2
Ext. module 1_Output dark test pulse OFF time Y2
Ext. module 1_Number of pulse output for output dark test
*1 Adjust the values of input response time, input dark test pulse off time, and output dark test pulse off time according to the installation
environment and wiring length.
*2 Set double input discrepancy detection time to 100ms for mechanical switches and 20ms for sensor inputs as standard.
*3 For details on each setting range, refer the following manual.
 CC-Link IE Field Network Remote I/O Module (With Safety Functions) User's Manual
*4 Always set the parameters like this for this case example.
■Safety devices and safety labels to be used
To create a safety program, use the safety devices and standard/safety shared labels listed in the table below.
Module External device
SR_IO1 Safety switch
Contactor
Contactor (check for welding)
R_IO2 Reset switch
Start switch
Stop switch
Setting details
24ms
Double wiring (NC/NC)
Double wiring (NC/NC)
1ms
1ms
*4
Detect
*4
Detect
Discrepancy detection time specified
Discrepancy detection time specified
*2
100ms
*2
100ms
Perform
Perform
400s
1 time
Double wiring (Source/Source)
Perform
*1
1ms
1 time
5 SAFETY APPLICATION CONFIGURATION EXAMPLES
*3
*4
*4
*4
*4
*4
*4
*4
*4
Safety device/safety label
SA\X0 or SA\X1
SA\Y0
SA\X2 or SA\X3
reset_in
start_in
stop_in
5.1 System Configured by a Safety CPU
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