BBH SMX 12-2 - 10 Technical data; 10.1 Environmental conditions; 10.2 Safety related characteristic data

Installation manual
HB-37350-810-01-51F-EN SMX Installation manual.docx Page 195 of 234
Version: 50F
10 Technical data
10.1 Environmental conditions
Class of protection
IP 20
Ambient temperature
0°C* ... 50°C
Climatic category
3k3 acc. to DIN 60 721
Min-, Maximum relative
humidity (no condensation)
5% - 85%
Overvoltage category
III
Degree of contamination
2
Operating materials
2000m
Lifetime
90000h at 50°C ambient
10.2 Safety related characteristic data
Max. obtainable safety class
• SIL 3 gemäß IEC 61508
• Kategorie 4 gemäß EN ISO 13849-1
• Performance-Level e gemäß EN ISO
13849-1
System structure
2-channel with diagnose (1002) acc. to IEC
61508
Architecture category 4 acc. to EN ISO 13849-1
Rating of operating mode
"high demand" acc. to IEC 61508 (high demand
rate)
Probability of an endangering failure
per hour (PFH-value)
Specific values acc. to table
“Safety related characteristic data“
SMX1x
PFH = 12,6 FIT
SMX3x
PFH = 9,2 FIT
SMXxR (1- channel)
PFH = 20 FIT
SMXxR (2- channel)
PFH = 1,0 FIT
20 years, after this time the module must be
replaced
Proof-Test-Intervall (IEC 61508)
20 years, after this time the module must be
replaced