Wieland SP-SDIO - Safety Technology Reference Values

Technical data
Wieland Electric GmbH | BA000966 | 07/2016 (Rev. C)
73
Safety technology reference values
938446475
samosPRO COMPACT (SP-COPx without I/O expansion)
888559243
Table 45: Safety technology reference values for samosPRO COMPACT (without I/O expansion)
Characteristic values
Configuration of safety outputs
Output groups:
Q1/Q2, Q3/Q4, IQ1/IQ2, IQ3/IQ4
Safety Integ-
rity Level
(IEC 61508)
1
Category
(EN ISO
13849-1)
Performance
level (EN ISO
13849-1)
1
PFHd
2
Single-
channel
or two-
channel
input
Two-channel outputs (with or without
test pulses)
SIL3 4 PL e 1.3 · 10
–9
Single-
channel
output Q
n
for an out-
put group
Test pulses at all outputs
of an output group acti-
vated
SIL3 4 PL e 1.4 · 10
–9
Test pulses at one output
of the output group acti-
vated and test pulses at
the other output of the
output group deacti-
vated.
The value indicated refers
to the output with acti-
vated test pulses.
SIL3 3 PL e 1.4 · 10
–9
Output test pulses deac-
tivated
SIL2 3 PL d 9.8 · 10
–9
1
For detailed information regarding the safety configuration of your machine/system, please
contact the Wieland Electric branch in charge of your area.
2
Average probability of a hazard-causing failure per hour
12.2
12.2.1