SI-Safety Installation & Operating Manual
57
Issue Number: 1
S
Devi
Te
safety
Inst
all
SI-Safety module
S
Mai
nte
Te
SI-Safety
En
Va
Enc
oder
Am
endment
Index
8
Technical data
8.1
Environmental conditions
Table 8-1 Environmental conditions
8.2
Key technical safety indicators
Table 8-2 Key technical safety indicators
Protection class
IP 20
Ambient temperature
0
°
C
to
50
°
C
Climate class
3 in accordance with EN 50178:1998
Service life
90,000 hours at 50 °C ambient temperature
Maximum achievable safety class
SIL 3 in accordance with EN 61508
Cat 4, PL e in accordance with EN ISO 13849-
1:2006
System structure
Two channel with diagnosis (1oo2)
Configuration of operating mode
‘high demand’ in accordance with EN 61508 (high
demand rate)
Probability of a potentially
dangerous failure on an hourly
basis (PFH figure)
Proof Test Interval (EN 61508)
20 years, then the module needs to be replaced
The module must be installed in an IP54 rated enclosure.
WARNING
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