Technical details
Operating Manual PSENvip R, PSENvip R LR,PSENvip E
1003449-EN-06
| 115
11.1
Safety characteristic data
Operating
mode
EN ISO
13849-1:
2015
PL
EN ISO
13849-1:
2015
Category
EN 62061
SIL CL
IEC 61508
PFH
D
[1/h]
IEC 61508
SIL
IEC 61508
PFD
EN ISO
13849-1:
2015
T
M
[year]
–
PL e
Cat. 4
SIL CL 3
3,30E-09
SIL 3
2,91E-04
20
All the units used within a safety function must be considered when calculating the safety
characteristic data.
INFORMATION
A safety function's SIL/PL values are
not
identical to the SIL/PL values of
the units that are used and may be different. We recommend that you use
the PAScal software tool to calculate the safety function's SIL/PL values.