4 - 11
4 Safety Function Blocks
NX-series Safety Control Unit Instructions Reference Manual (Z931)
4
SF
_Antivalent
Note Transitions to the Idle state from any other state are not shown for when
Activate
changes to FALSE. How-
ever, the transition to the Idle state has the highest priority (0).
State Transition Diagram
0
1
2
3
1
2
1
2
1
3
1
2
1
2
1
3
1
Idle
0000
Init
8001
Error 3
C003
From Active
Wait
8005
Safety
Output
Enabled
8000
Wait for NC
8014
Error 1
C001
Error 2
C002
Wait for NO
8004
NOT Activate
Activate
NOTS_ChannelNC
NOTS_ChannelNC
NOTS_ChannelNO
AND NOT
S_ChannelNC
NOTS_ChannelNO
AND NOT
S_ChannelNC
NOTS_ChannelNC
AND S_ChannelNO
NOTS_ChannelNC
AND S_ChannelNO
NOTS_channelNC
AND S_ChannelNO
NOTS_channelNC
AND S_ChannelNO
NOTS_ChannelNC
AND S_ChannelNO
NOTS_ChannelNC
AND S_ChannelNO
NOTS_ChannelNC
AND S_ChannelNO
S_ChannelNC AND
NOTS_ChannelNO
S_ChannelNC AND
NOTS_ChannelNO
NOTS_ChannelNC
ANDS_ChannelNO
NOTS_ChannelNC
ANDS_ChannelNO
Discrepancy
Time Elapsed
Discrepancy
Time Elapsed
S_ChannelNO
S_ChannelNO
S_ChannelNC
S_ChannelNC
S_ChannelNC
AND
S_ChannelNO
S_ChannelNC
AND
S_ChannelNO
NOTS_ChannelNC
OR S_ChannelNO
NOTS_ChannelNC
OR S_ChannelNO
NOTS_ChannelNO
NOTS_ChannelNO
DiscrepancyTime Elapsed
DiscrepancyTime Elapsed
Ready=FALSE
Ready=TRUE
S_AntivalentOut=FALSE
S_AntivalentOut=TRUE
Summary of Contents for NX-SL series
Page 8: ...CONTENTS 6 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Page 28: ...Sections in this Manual 26 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Page 98: ...2 Standard Functions 2 64 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Page 104: ...2 Standard Functions 2 70 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Page 110: ...2 Standard Functions 2 76 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Page 265: ...I 1 I NX series Safety Control Unit Instructions Reference Manual Z931 Index ...
Page 268: ...I 4 NX series Safety Control Unit Instructions Reference Manual Z931 Index ...
Page 269: ......