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5 SAFETY APPLICATION CONFIGURATION EXAMPLES
5.2 System to Which Multiple Safety CPUs are Connected
*1 Connect two points (PNP output) of the Type 4 light curtain control output to between input and COM.
*2 Connect four-wire mat to the relay, and two relay contacts between the input terminal and test pulse terminal. Connect input terminal to
NO side.
*3 Use two electromagnetic contactors operatable by 24VDC and 0.5A.
*4 Connect normally closed contact of the electromagnetic contactor between the input terminal and test pulse terminal.
For light curtains, mat switches, and electromagnetic contactors, set the parameters as follows.
Item Setting details
*3
SR_M2IO1 SR_M3IO1 SR_M4IO1
Transmission interval monitoring time 24ms 24ms 24ms
Wiring selection of input X2 Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Wiring selection of input X3 Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Wiring selection of input X4 Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Wiring selection of input X5 Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Wiring selection of input X6 Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Wiring selection of input X7 Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Double wiring (NC/NC)
*4
Wiring selection of input X0, X1, and X8 to X1F Not used Not used Not used
Input response time X2
*1
1ms 1ms 1ms
Input response time X3
*1
1ms 1ms 1ms
Input response time X4
*1
1ms 1ms 1ms
Input response time X5
*1
1ms 1ms 1ms
Input response time X6
*1
1ms 1ms 1ms
Input response time X7
*1
1ms 1ms 1ms
Input response time X8
*1
1ms 1ms 1ms
Input response time X9
*1
1ms 1ms 1ms
Input response time X0, X1, and XA to X1F
*1
1ms 1ms 1ms
Double input discrepancy detection setting X2_X3 Detect
*4
Detect
*4
Detect
*4
Double input discrepancy detection setting X4_X5 Detect
*4
Detect
*4
Detect
*4
Double input discrepancy detection setting X6_X7 Detect
*4
Detect
*4
Detect
*4
Double input discrepancy detection setting X0, X1, and X8
to X1F
Do not detect
*4
Do not detect
*4
Do not detect
*4
Double input discrepancy detection type X2_X3 Discrepancy detection time
specified
*4
Discrepancy detection time
specified
*4
Discrepancy detection time
specified
*4
Double input discrepancy detection type X4_X5 Discrepancy detection time
specified
*4
Discrepancy detection time
specified
*4
Discrepancy detection time
specified
*4
Double input discrepancy detection type X6_X7 Discrepancy detection time
specified
*4
Discrepancy detection time
specified
*4
Discrepancy detection time
specified
*4
Double input discrepancy detection type X0, X1, and X8 to
X1F
Discrepancy detection time
not specified
*4
Discrepancy detection time
not specified
*4
Discrepancy detection time
not specified
*4
Double input discrepancy auto recovery setting Not used Not used Not used
Double input discrepancy detection time X2_X3
*2
10 (100ms) 10 (100ms) 10 (100ms)
Double input discrepancy detection time X4_X5
*2
2 (20ms) 2 (20ms) 2 (20ms)
Double input discrepancy detection time X6_X7
*2
2 (20ms) 2 (20ms) 2 (20ms)
Double input discrepancy detection time X0, X1, and X8 to
X1F
*2
1 (10ms) 1 (10ms) 1 (10ms)
Input dark test execution setting X2 Perform
*4
Perform
*4
Perform
*4
Input dark test execution setting X3 Perform
*4
Perform
*4
Perform
*4
Input dark test execution setting X4 Perform
*4
Perform
*4
Perform
*4
Input dark test execution setting X5 Perform
*4
Perform
*4
Perform
*4
Input dark test execution setting X6 Perform
*4
Perform
*4
Perform
*4
Input dark test execution setting X7 Perform
*4
Perform
*4
Perform
*4
Input dark test execution setting X0, X1, and X8 to X1F Do not perform
*4
Do not perform
*4
Do not perform
*4
Input dark test pulse OFF time
*1
400s400s400s
Number of pulse output for input dark test 1 time 1 time 1 time
Ext. module 1_Wiring selection of output Y0 Double wiring (Source/
Source)
*4
Double wiring (Source/
Source)
*4
Double wiring (Source/
Source)
*4
Ext. module 1_Wiring selection of output Y1 Double wiring (Source/
Source)
*4
Double wiring (Source/
Source)
*4
Double wiring (Source/
Source)
*4