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2.4.1. STO Standards
describes and specifies the safety requirements at the system level for the Safe Torque
Off (STO) feature of the drive. This assumes that diagnostic testing is performed according to
and
.
Table 2-25:
STO Standards
Standard
Maximum Achievable Safety
EN/IEC 61800-5- 2:2016
SIL 3
EN/IEC 61508-1:2010
SIL 3
EN/IEC 61508-2:2010
SIL 3
EN ISO 13849-1:2015
Category 4, PL e
EN/IEC 62061:2005 with Amendments
SIL 3
Table 2-26:
STO Standards Data
Standard
Value
EN ISO 13849-1:2015
MTTF
D
> 1000 years,
DC
AVG
99%
Maximum PL e, Category 4
EN ISO 13849-1:2015
EN/IEC 61508
Lifetime = 20 years
No proof test required
Interval for manual STO test:
l
Once per year for SIL2/PL d/category 3
l
Once per three months for SIL3/PL e/category 3
l
Once per day for SIL3/PL e/category 4
EN/IEC 61508
SIL3
PFH < 3 FIT
SFF > 99%
2.4.1. STO Standards
iXC6e/XC6e Hardware Manual
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Содержание Automation1 iXC6e
Страница 1: ...Revision 1 04 Automation1 iXC6e and XC6e High Powered PWM Digital Drives HARDWARE MANUAL...
Страница 63: ...Figure 2 28 PSO Interface iXC6e XC6e Hardware Manual 2 5 2 Position Synchronized Output PSO www aerotech com 63...
Страница 86: ...Figure 3 2 Digital Outputs Schematic EB1 3 1 Digital Outputs EB1 iXC6e XC6e Hardware Manual 86 www aerotech com...
Страница 104: ...This page intentionally left blank Appendix B Revision History iXC6e XC6e Hardware Manual 104 www aerotech com...
Страница 112: ...Index iXC6e XC6e Hardware Manual This page intentionally left blank 112 www aerotech com...