4 Safety Function Blocks
4 - 8
NX-series Safety Control Unit Instructions Reference Manual (Z931)
Safety Function Block Instruc-
tions
Instruction
Name
Function
Page
SF_Antivalent
Antivalent
Monitors the discrepancy time for two
antivalent SAFEBOOL inputs.
SF_EDM
External Device Monitor-
ing
Controls a safety output and monitors
actuator control.
SF_EmergencyStop
Emergency Stop
Monitors the input from an emergency
stop button.
SF_EnableSwitch
Enable Switch
Supports stopping a safety protection
function that uses an enable switch.
SF_Equivalent
Equivalent
Monitors the discrepancy time for two
equivalent SAFEBOOL inputs.
SF_ESPE
Electro-Sensitive Protec-
tive Equipment (ESPE)
Monitors electro-sensitive protective
equipment (ESPE).
SF_GuardLocking
Safety Guard Interlocking
with Locking
Controls entry to a hazardous area
with a four-state interlock guard with a
guard lock.
SF_GuardMonitoring
Safety Guard Monitoring
Monitors a relevant safety guard and
opens/closes the safety guard.
SF_ModeSelector
Mode Selector
Selects the system operation mode
(automatic, manual, semi-automatic,
etc.).
SF_MutingPar
Parallel Muting
Performs parallel muting with four
muting sensors.
SF_MutingPar_2Sensor
Parallel Muting with 2
Sensors
Performs parallel muting with two
muting sensors.
SF_MutingSeq
Sequential Muting
Performs sequential muting with four
muting sensors.
SF_OutControl
Out Control
Controls a safety output with a control
signal and safety signal from a func-
tion application.
SF_SafetyRequest
Safety Request
Makes requests for the safe state and
monitors the safe state for an actuator
(e.g., a drive or valve) that has a
safety function.
SF_TestableSafetySensor
Testable Safety Sensors
Tests functionality with the external
test function of electro-sensitive pro-
tective equipment (ESPE).
SF_ TwoHandControlTypeII
Two-Hand Control Type II
Provides a type II, two-hand control
function as defined in ISO 13851(EN
574).
SF_ TwoHandControlTypeIII
Two-Hand Control Type III Provides a type III, two-hand control
function as defined in ISO 13851(EN
574).
Содержание NX-SL series
Страница 8: ...CONTENTS 6 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 14: ...Terms and Conditions Agreement 12 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 28: ...Sections in this Manual 26 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 98: ...2 Standard Functions 2 64 NX series Safety Control Unit Instructions Reference Manual Z931 ...
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Страница 130: ...3 Safety Standard Function Blocks 3 20 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 265: ...I 1 I NX series Safety Control Unit Instructions Reference Manual Z931 Index ...
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