Pilz PMCprimo DriveP.06/AA0/4/0/0/208-480VAC User Manual Page 45

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Functiondescription
OperatingManualPMCprotegoS22(C)
1002529EN02
45
4.5 Reactiontimes
Thereactiontimesreferexclusivelytotheinputsandoutputsonaservoamplifierwith
safetycardwhen:
}
Thesignalattheinputschanges
}
Thelimitvalueisexceeded
}
Internalerrorsarepresent
Todeterminetheoverallreactiontimes,thecorrespondinginternalprocessingtimesinthe
servoamplifier,bussystems,peripherydevicesandcontrollersmustalsobetakenintoac
count.
Processingtimeofthedigitalinput
Theresponseanderrorreactiontimetakesintoaccountthefollowingprocessingtimes:
}
ProcessingtimeofdigitalinputT
IN
:Thetimeittakesfora"0"or"1"signalinthesafety
cardtobedetectedonceasignalhaschangedattheinput.Theprocessingtimetakes
intoaccounttheinputfiltertime,temperaturedrift,spreadofcomponents,etc.
}
Internalprocessingtimesofthesafetycard
T
CYCLE
:Scantimeofthesafetycard'sprocessorsystem
T
OUT
:Processingtimeforthesafetycard'sshutdownpath
}
T
PULSE
:Processingtimeforthesafepulsedisablerintheservoamplifier
Responsetime:
}
Thetimeittakesfortheshutdownsignaltobeprovidedfortheservoamplifier'spower
element,onceasignalhaschangedattheinput
T
IN
+T
CYCLE
+T
OUT
+T
PULSE
Errorreactiontime:
}
Thetimeittakesfortheshutdownsignaltobeprovidedfortheservoamplifier'spower
element,oncealimitvaluehasbeenexceededoraninternalerrorhasoccurred.
T
CYCLE
+T
OUT
+T
PULSE
Input
T
IN
Controller
T
CYCLE
Output
T
OUT
PMCprotego Sx PMCprotego Dx
Pulse disabler
T
PULSE
Power element
t (ms)
3
5
1
0
Error reaction time = 3 ms
Response time = 5 ms
2
4
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