Program
Precautions for Safe Use
• Test the functionality every six months to detect welded contactor contacts.
• The customer is responsible for attaining conformance of the entire system to standards.
• To detect electrical and mechanical failures, use a combination of redundant semiconductor
output contacts and redundant mechanical output devices.
• Refer to ISO 14119:2013 for additional measures to minimize the possibility of interlocking
devices associated with guards from being disabled.
A-3-6
Two-hand Switches
Application Overview
Safety category/PL
Safety device
Stop category
Reset
Equivalent to 4/PLe
Two-hand control switch
0
Auto
Motor M operates when two-hand control switches S11 and S12 are pressed at the same time.
Appendices
A - 47
NX-series Safety Control Unit User's Manual (Z930)
A-3 Application Examples
A
A-3-6 T
wo-hand Switches
Summary of Contents for NX-SIH400
Page 4: ...Introduction 2 NX series Safety Control Unit User s Manual Z930 ...
Page 46: ...Revision History 44 NX series Safety Control Unit User s Manual Z930 ...
Page 108: ...2 Specifications 2 42 NX series Safety Control Unit User s Manual Z930 ...
Page 132: ...3 Installation and Wiring 3 24 NX series Safety Control Unit User s Manual Z930 ...
Page 148: ...4 Safety Control Unit Operation 4 16 NX series Safety Control Unit User s Manual Z930 ...
Page 216: ...5 System Configuration and Setup 5 44 NX series Safety Control Unit User s Manual Z930 ...
Page 306: ...6 Programming 6 90 NX series Safety Control Unit User s Manual Z930 ...
Page 390: ...8 Calculating Safety Reaction Times 8 12 NX series Safety Control Unit User s Manual Z930 ...
Page 412: ...11 Safety Data Logging 11 10 NX series Safety Control Unit User s Manual Z930 ...
Page 504: ...12 Troubleshooting 12 92 NX series Safety Control Unit User s Manual Z930 ...
Page 554: ...l I O Map Settings Appendices A 42 NX series Safety Control Unit User s Manual Z930 ...
Page 623: ...I Index I 1 NX series Safety Control Unit User s Manual Z930 I ...
Page 625: ......