APPX
Appendix 1 Safety Remote I/O Signals
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APPENDICES
Appendix 1 Safety Remote I/O Signals
Safety remote I/O signals are dedicated for safety control and are assigned to the safety device of the master station. The
following table shows the list of safety remote I/O signals for the master station.
For details on the safety device, refer to the following.
MELSEC iQ-R CPU Module User's Manual (Application)
List of safety remote I/O signals
Input modules
Item Description
Safety remote input (SA\X) Safety input signals from the safety remote I/O module to the master station
Safety remote output (SA\Y) Safety output signals from the master station to the safety remote I/O module
Safety remote input (SA\X) Safety remote output (SA\Y)
Signal direction: Safety remote I/O module Master station Signal direction: Master station Safety remote I/O module
Device number Name Device number Name
SA\X0 Safety input signal X0 SA\Y0 Use prohibited
SA\X1 Safety input signal X1 SA\Y1
SA\X2 Safety input signal X2 SA\Y2
SA\X3 Safety input signal X3 SA\Y3
SA\X4 Safety input signal X4 SA\Y4
SA\X5 Safety input signal X5 SA\Y5
SA\X6 Safety input signal X6 SA\Y6
SA\X7 Safety input signal X7 SA\Y7
SA\X8 Double input discrepancy state X0, X1 SA\Y8
SA\X9 Double input discrepancy state X2, X3 SA\Y9
SA\XA Double input discrepancy state X4, X5 SA\YA
SA\XB Double input discrepancy state X6, X7 SA\YB
SA\XC Use prohibited SA\YC
SA\XD SA\YD
SA\XE SA\YE
SA\XF SA\YF
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