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4 Safety Function Blocks
NX-series Safety Control Unit Instructions Reference Manual (Z931)
4
SF
_EmergencyS
top
SF_EmergencyStop
This safety FB monitors the input from an emergency stop button.
Instruction
Name
FB/FUN
Graphic expression
SF_EmergencyStop
Emergency
Stop
FB
Variables
Input Variables
Variable
Data type
Valid range
Default
Description
Activate
BOOL
TRUE or FALSE
FALSE
Safety FB Common Input Variables
S_EStopIn
SAFEBOOL TRUE or FALSE
FALSE
A variable.
This is a safety request input.
FALSE: There is a request for a safety function. (Exam-
ple: An emergency stop button was pressed.)
TRUE: There is no request for a safety function. (Exam-
ple: An emergency stop button was not pressed.)
S_StartReset
SAFEBOOL TRUE or FALSE
FALSE
Safety FB Common Input Variables
S_AutoReset
SAFEBOOL TRUE or FALSE
FALSE
Safety FB Common Input Variables
Reset
BOOL
TRUE or FALSE
FALSE
Safety FB Common Input Variables
Output Variables
Variable
Data type
Valid range
Default
Description
Ready
BOOL
TRUE or FALSE
FALSE
Safety FB Common Output Variables
S_EStopOut
SAFEBOOL TRUE or FALSE
FALSE
The safety function enable signal.
FALSE: Disables the safety output. The safety function is
operating. (Example: An emergency stop button was
pressed, there was a reset request, or a valid internal error
occurred.)
TRUE: Enables the safety output. The safety function is
not operating. (Example: An emergency stop button was
not pressed or no valid internal error occurred.)
Error
BOOL
TRUE or FALSE
FALSE
Safety FB Common Output Variables
DiagCode
WORD
Depends on
state code.
16#0000
Safety FB Common Output Variables
SF_EmergencyStop
Activate
S_EStopIn
S_StartReset
S_AutoReset
BOOL
SAFEBOOL
BOOL
WORD
Ready
S_EStopOut
Error
DiagCode
BOOL
SAFEBOOL
SAFEBOOL
SAFEBOOL
Reset
BOOL
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 ...
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