380 Technical data
Safety data for some typical configurations
The table below shows FSO-12 safety data for some safety functions with typical
combinations of the FSO module subsystems. See section
on
page
for more information on the subsystems.
Subsystems used
in the safety
function
PFH
PFD
avg
PFD
avg
SFF
HFT
SIL
SILCL
MTTF
D
DC
Cat. PL
(1/h)
(T1 =2 a)
(T1 =5 a)
(%)
(a)
(%)
Prevention of unexpected start-up / Emergency stop, with a safe output (eg, releasing a mechanical
brake)
1-channel pulsed DI
Logic 2
STO-output
1-channel pulsed
output
3.7E-09
3.6E-05
8.4E-05
99.29 0
3
622.47
96.33 2
d
1-channel non-
pulsed DI Logic 1
STO-output
1-channel non-
pulsed output
7.6E-08
6.8E-04
1.7E-03
92.26 0
1
613.68
57.97 1
c
2-channel pulsed DI
Logic 2
STO-output
2-channel pulsed
output
7.7E-11
8.5E-07
1.9E-06
99.60 1
3
613.68
97.93 3
e
2-channel non-
pulsed DI
Logic 2
STO-output
2-channel non-
pulsed output
7.8E-11
8.6E-07
1.9E-06
99.59
1
3
613.68
97.90
3
e
SLS, with a safe status output
Safe speed estimate
1-channel pulsed DI
Logic 2
STO-output
1-channel pulsed
output
1.0E-08
8.5E-05
2.0E-04
99.03
0
3
84.14
98.64
2
d
Safe speed estimate
1-channel non-
pulsed DI
Logic 1
STO-output
1-channel non-
pulsed output
8.2E-08
7.3E-04
1.8E-03
98.39
0
1
83.98
93.55
1
c
Safe speed estimate
2-channel pulsed DI
Logic 2
STO-output
2-channel pulsed
output
6.7E-09
5.0E-05
1.2E-04
99.05
1
3
83.98
98.85
3
e
Safe speed estimate
2-channel non-
pulsed DI
Logic 2
STO-output
2-channel non-
pulsed output
6.7E-09
5.0E-05
1.2E-04
99.05 1
3
88.66
98.85 3
e
3AXD10000006135.xlsm L
Summary of Contents for FSO-12
Page 1: ... OPTIONS FOR ABB DRIVES FSO 12 safety functions module User s manual ...
Page 4: ......
Page 12: ...12 Table of contents ...
Page 36: ...36 Safety information and considerations ...
Page 136: ...136 Safety functions ...
Page 196: ...196 PROFIsafe 5 To read the diagnostic messages select the I O Device Diagnostics tab ...
Page 200: ...200 PROFIsafe ...
Page 326: ...326 Start up ...
Page 386: ...386 Dimension drawings ...