Pilz PMCprotego S1, Operating Manual

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9-3
9.2 Safety characteristic data
9 Technical Details
9.2 Safety฀characteristic฀data 9200 Safety฀characteristic฀data 9-
9.2.1 Safe actuator with one encoder
Safe฀actuator฀with฀one฀encoder 9-
9.2.1.1 MTTF >= 10 years
MTTF฀>=฀10฀years 9- SI_Kennzahlen_protego฀S1_ein_Geber_MTTF_10
SI_Kennzahlen_protego฀S_ein_Geber_MTTF_10_Einl
This฀operating฀mode฀requires฀a฀motor฀encoder฀with฀MTTF฀
≥
฀10฀years.
SI_Kennzahlen_protego฀S_ein_Geber_MTTF_Allg
The฀motor฀encoder฀is฀already฀included฀in฀the฀characteristic฀data,฀so฀no฀
more฀calculations฀need฀to฀be฀performed฀for฀the฀"Safe฀Actuator"฀subsys-
tem.
SI_Kennzahlen_protego฀S1_ein_Geber_MTTF_10_Bild
SI_Kennzahlen_alle_Sicherheitsfunkt_protego฀S
The฀safety-related฀characteristic฀data฀is฀valid฀for฀all฀safety฀functions.
Si_Kennzahlen_Erläuterung_1
All฀the฀units฀used฀within฀a฀safety฀function฀must฀be฀considered฀when฀cal-
culating฀the฀safety฀characteristic฀data.
9.2.1.2 MTTF >= 57 years
MTTF฀>=฀57฀years 9- SI_Kennzahlen_protego฀S_ein_Geber_MTTF_57
Safety characteristic data
Device Operating mode
EN ISO 13849-1
PL EN 954-1
Category EN IEC 62061
SIL CL
PFH [1/h] t
M
[year]
Safety card
Safe฀actuator฀
with฀motor฀en-
coder,฀MTTF฀of฀
motor฀encoder฀
≥
฀
10฀years
PL d
฀(
Cat. 3
)
Cat. 3 SIL CL 2 1.26E-07 20
Safety characteristic data
Device Operating mode
EN ISO 13849-1
PL EN 954-1
Category EN IEC 62061
SIL CL
PFH [1/h] t
M
[year]
Safety card
Safe฀actuator฀
with฀motor฀en-
coder,฀MTTF฀of฀
motor฀encoder฀
≥
฀
57฀years
PL e
฀(
Cat. 4
)
Cat. 4 SIL CL 3 2.37E-08 20
Subsystem
Safe actuator
PMCprotego D
PMCprotego S1
Motor encoder with MTTF
³
10 years