Technical data and ordering data
Leuze electronic
MSI 100/200
115
Safety-related characteristic parameters – high demand
With one-channel configuration
With two-channel configuration
From HW03
Up to HW02
From HW03
Up to HW02
Stop category acc. to IEC 60204
0
0
0
0
Category in accordance with EN ISO 13849-1
1
1
4
4
Performance Level (PL) in accordance with
EN ISO 13849-1
c
c
e
1
e
1
SILCL according to EN 62061
1
1
3
3
Mission time
240 months
240 months
240 months
240 months
1
For applications with PL e, it is necessary that the safety function be requested once per month.
Safety-related characteristic parameters for IEC 61508 – high demand
With one-channel configuration
With two-channel configura-
tion
From HW03
Up to HW02
From HW03
Up to HW02
HFT
0
0
0
0
1
1
SIL
1
1
1
1
3
3
PFH
D
3.67 x 10
-7
(4 A DC13;
8760 switch-
ing
cycles/year)
5.5 x 10
-7
(5 A AC15;
8760 switch-
ing
cycles/year)
1.41 x 10
-7
(5 A DC13;
8760 switch-
ing
cycles/year)
1.0 x 10
-7
(3 A AC15;
8760 switch-
ing
cycles/year)
7.3 x 10
-10
(4 A DC13;
5 A AC15;
8760 switch-
ing
cycles/year)
7.3 x 10
-10
(5 A DC13;
3 A AC15;
8760 switch-
ing
cycles/year)
Request rate
< 12 months
< 12 months
< 12 months
< 12 months
< 12 months
< 12 months
Proof test interval
240 months
240 months
240 months
240 months
240 months
240 months
Mission time
240 months
240 months
240 months
240 months
240 months
240 months
Substitute depiction as 1oo1 structure for IEC 61508 – high demand
(relevant characteristic values for the process
industry)
With one-channel configuration
With two-channel configuration
From HW03
Up to HW02
From HW03
Up to HW02
Calculated with
4 A DC13
5 A DC13
4 A DC13
5 A DC13
HFT
0
0
0
0
SIL
1
1
3
3
Safe failure fraction (SFF)
83.79 %
93.88 %
99.99 %
99.99 %
SD
873 FIT
873 FIT
910 FIT
910 FIT
SU
990 FIT
1259 FIT
2681 FIT
1781 FIT
DD
33 FIT
33 FIT
23.75 FIT
21.51 FIT
DU
367 FIT
141 FIT
0.17 FIT
0.13 FIT
total
2263 FIT
2305 FIT
3615 FIT
2712 FIT
MTBF
49.94 years
(for MTTR = 8 h)
49.02 years
(for MTTR = 8 h)
31.26 years
(for MTTR = 8 h)
41.67 years
(for MTTR = 8 h)
PFH
D
3.67 x 10
-7
1.41 x 10
-7
1.72 x 10
-10
1.27 x 10
-10
