SF_SafetyRequest (FB)ΒΆ
FUNCTION_BLOCK SF_SafetyRequest
- InOut:
Scope
Name
Type
Initial
Comment
Input
Activate
BOOL
FALSE
Activation of the FB.
S_OpMode
BOOL
FALSE
Requested mode of a generic safe actuator. FALSE: Safe mode is requested. TRUE: Operation mode is requested.
S_Acknowledge
BOOL
FALSE
Confirmation of the generic actuator, if actuator is in the Safe state. FALSE: Operation mode (non-safe). TRUE: Safe mode.
MonitoringTime
TIME
TIME#0ms
Monitoring of the response time between the safety function request (S_OpMode set to FALSE) and the actuator acknowledgment (S_Acknowledge switches to TRUE).
S_StartReset
BOOL
FALSE
Start behaviour of safety FB
Reset
BOOL
FALSE
Manual reset of FB
Output
Ready
BOOL
FALSE
Activation of the FB. TRUE indicates that the FB is activated and the outputs results are valid, FALSE the FB is not active and the program is not executed.
S_SafetyActive
BOOL
FALSE
Confirmation of the Safe state. FALSE: Non-safe state. TRUE: Safe state.
S_SafetyRequest
BOOL
FALSE
Request to place the actuator in a safe state. FALSE: Safe state is requested. TRUE: Non-safe state.
SafetyDemand
BOOL
FALSE
Output indicating that the FB is active and the primary safety function is demanded (e.g. related to the safety functionality).
ResetRequest
BOOL
FALSE
Output which can be used to signal the operator to press the reset functionality to continue.
Error
BOOL
FALSE
Error flag
DiagCode
WORD
0
Diagnostic register