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11.2.4
Safety characteristics acc. to EN 62061
Attainable SIL claim limit
SILCL = SIL 2 (single-channel)
SILCL = SIL 3 (dual-channel)
Depending on the parameterization and wiring, re‐
chapter 3.6 "Connecting options for actua‐
tors depending on the parameterization" on page
chapter 7 "Connection examples
of the safe outputs" on page 33
Safe Failure Fraction (SFF)
99 %
Probability of dangerous failure
per hour for the complete mod‐
ule (PFH)
SIL 2: Up to 1 % of 10
-6
(corresponds to 1 * 10
-8
)
SIL 3: Up to 1 % of 10
-7
(corresponds to 1 * 10
-9
Depending on the parameterization, refer to
Hardware error tolerance (HFT)
of the module
1
Permitted service life
20 years, at a low demand rate 25 years.
Tab. 11-5:
Safety characteristics acc. to EN 62061
11.2.5
Safety characteristics acc. to EN ISO 13849-1
Attainable performance level
PL d (single-channel)
PL e (dual-channel)
Depending on the parameterization and wiring, re‐
chapter 3.6 "Connecting options for actua‐
tors depending on the parameterization" on page
chapter 7 "Connection examples
of the safe outputs" on page 33
Diagnostic coverage (DC)
99 %
Mean time up to a dangerous
failure (MTTFd)
100 years
Tab. 11-6:
Safety characteristics acc. to EN ISO 13849-1
11.2.6
Supply voltage U
BUS
(logic)
Logic voltage
5 V DC
Current consumption from U
BUS
Typ. 260 mA (all outputs set, supplied by U
O
from
19.2 V DC to 30.2 V DC)
280 mA max.
Tab. 11-7:
Supply voltage U
BUS
(logic)
The bus coupler or infeed terminal of the station supply the mod‐
ule with the logic voltage U
BUS
.
For the technical data, refer to the data sheet of the bus coupler
or the infeed terminal.
DOK-CONTRL-S20*SSDO*8*-AP02-EN-P
Bosch Rexroth AG
57/85
IndraControl S20 Module With Safe Digital Outputs S20-SSDO-8/3
Technical data and ordering data