KROHNE OPTIFLEX 2200C SIL - Manual (Page 28)

9
TECHNICAL DATA
28
OPTIFLEX 2200 C
www.krohne.com 01/2013 - 4000738603 - AD SIL OPTIFLEX 2200 R03 en
9.3 Characteristics for the device safety function
If it is necessary to use the device in a low demand mode (as specified in document [N2]), refer to
the table below. For example, the device can be used to give a warning if an error signal occurs.
The table shows the change of PFD
AVG
with a T[Proof] between 1 to 10 years:
For more data, refer to Proof tests on page 19.
Version Non-Ex / Ex i Ex d
Firmware version Converter: 1.06.02; Sensor: 1.21.02
Board version Converter: 4000678801B;
Sensor: 4000786001B
Converter: 4000678801B;
Sensor: 4000786001B
Ex d barrier: 4000633801A
Systematic capability 2 2
Architecture 1oo1D (daily auto-diagnostic checks)
PFH
6.50Ч10 -8 1.08Ч10 -7
SFF 94% 91.7%
λ
SD 3.46Ч10 -8 1.09Ч10 -7
λ
SU 4.71Ч10 -7 4.71Ч10 -7
λ
DD 5.71Ч10
-7
6.81Ч10
-7
λ
DU 6.50Ч10
-8
1.08Ч10
-7
DC
D
90% 86%
MTBF 99 years 83 years
Year: 1 2 3 4 5 6 7 8 9 10
PFD
AVG
(Non-Ex / Ex i)
2.88
Ч10 -4
5.74
Ч10 -4
8.59
Ч10 -4
1.14
Ч10 -3
1.43
Ч10 -3
1.71
Ч10 -3
2.00
Ч10 -3
2.28
Ч10 -3
2.56
Ч10 -3
2.85
Ч10 -3
PFD
AVG
(Ex d)
4.78
Ч10 -4
9.52
Ч10 -4
1.43
Ч10 -3
1.90
Ч10 -3
2.37
Ч10 -3
2.84
Ч10 -3
3.32
Ч10 -3
3.79
Ч10 -3
4.26
Ч10 -3
4.73
Ч10 -3