Appendix
A - 68
NX-series Safety Control Unit User’s Manual (Z930)
Unit Normal Status BOOL R Unit Nor-
mal Status
This flag indicates the status of the
Unit.
0: An error has occurred.
1: Normal (no errors)
0 ---
IO Power Supply
Error Flag
BOOL R IO Power
Supply
Error Flag
This flag indicates the status of the
I/O power supply voltage.
0: The I/O power supply voltage is
normal.
1: The I/O power supply voltage is
incorrect or the I/O power supply is
OFF.
0 ---
Standard Input 2nd
Byte
BYTE R Standard
Input 2nd
Byte
--- 00 hex ---
So00 Status BOOL R So00 Status Gives the status of safety output
terminal 00.
0: Error
1: No error
0 ---
So01 Status BOOL R So01 Status Gives the status of safety output
terminal 01.
0: Error
1: No error
0 ---
So02 Status BOOL R So02 Status Gives the status of safety output
terminal 02.
0: Error
1: No error
0 ---
So03 Status BOOL R So03 Status Gives the status of safety output
terminal 03.
0: Error
1: No error
0 ---
Port
Data
type
R/W Name Description Default
Corre-
sponding
port name