ABB AC500-S - Page 90

2-channel OSSD output (with internal tests), external sensor power supply
2-channel evaluation In DI581-S module
Sensor power supply on channel 1 (I0) External 24VDC (OSSD)
Sensor power supply on channel 2 (I8) External 24VDC (OSSD)
SIL/Cat./PL
1), 2)
SIL 3/Cat. 4/PL e
SIL
3)
SIL 3
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.0
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
4.0
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
DI581-S
UP 24VDC 5W
16SDI
Safety Digital Input 24VDC
3.8
UP
3.9
ZP
3.7
3.0
T4
3.1
3.2
T5
3.3
3.5
3.4
T6
3.6
T7
ERR2
4.9
ZP
OSSD
GND
24 VDC
4.2I10
4.0
I8
4.1
I9
4.3
I11
4.4
I12
4.5
I13
4.6I14
4.7
I15
4.8
UP
ERR1
2.9
ZP
2.2I2
2.0
I0
2.1
I1
2.3
I3
2.4
I4
2.5
I5
2.6I6
2.7
I7
2.8
UP
PWR
1.9
ZP
1.8
UP
1.7
1.0
T0
1.2
T1
1.3
1.1
1.5
1.4T2
1.6
T3
ADDR
x01H
ADDR
x10H
C
4
3
B
2
A
1
9
0
8
F
7
E
6
D
5
C
4
3
B
2
A
1
9
0
8
F
7
E
6
D
5
Fig. 28: Circuit example DI581-S, 2-channel OSSD output (with internal tests), external sensor power supply
1)
- MTTFd = High, DC = High
2)
- Max. reachable (ISO 13849, IEC 62061, EN 954) ➔ without error exclusion (you can reach higher levels
up to PL e, SIL 3, Cat. 4 with error exclusion)
3)
- Max. reachable SIL acc. IEC 61508 (Type A components are required) ➔ without error exclusion (you
can reach higher levels up to SIL 3 with error exclusion)
AC500-S Safety Modules
DI581-S digital safety input module > Circuit examples
30.03.2017AC500-S90