Processing stage
Procedure and Display
Processing
Seven-segment indicators in the Safety CPU Unit repeat turning ON and OFF in
four at a time.
•
If processing ended in an error, an error code is shown in the seven-segment
indicators in the Safety CPU Unit.
Wait for Completion Com-
mand
The safety signature for the settings information transferred to the Safety CPU
Unit is repeatedly shown as a four-digit hexadecimal number in the seven-seg-
ment indicators of the Safety CPU Unit.
(Example: Supposing the safety signature is 0xABCD)
Check the safety signature. If it is correct, press and hold the service switch for
one second or more and release.
Completion processes starts.
Processing Completion
Seven-segment indicators in the Safety CPU Unit repeat turning ON and OFF in
four at a time.
•
If processing ended in an error, an error code is shown in the seven-segment
indicators in the Safety CPU Unit.
Done
The safety signature including the date and time (UTC) is repeatedly shown in
the seven-segment indicators of the Safety CPU Unit.
(Example: Supposing the safety signature is 0xABCD, and the date is 16:21:36
of June 22, 2017 (UTC))
Restart
After turning OFF the power supply to the Controller, set the pins 1 to 4 of the
DIP switch on the Safety CPU Unit as follows: 1 to OFF, 2 to OFF, 3 to OFF, and
4 to OFF, and turn ON the power supply to the Controller. The Safety CPU Unit
starts in RUN mode.
10 Safety Unit Restore
10 - 5
NX-series Safety Control Unit User's Manual (Z930)
10-1 Safety Unit Restore
10
10-1-2 Safety Unit Restore Function
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: ......