ABB AC500-S Safety User Manual page 96

AC500-S Safety Modules
DI581-S digital safety input module > Circuit examples
2 x 2-channel sensor (antivalent) with test pulses
2-channel evaluation
Sensor power supply on channel 1 (I0)
Sensor power supply on channel 2 (I8)
Sensor power supply on channel 3 (I4)
Sensor power supply on channel 4 (I12)
1), 2)
SIL/Cat./PL
3)
SIL
24 VDC
Fig. 34: Circuit example DI581-S, 2 x 2-channel sensor (antivalent) with test pulses
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)
96
GND
First in DI581-S module and then in SM560-S
Internal using test pulse T0
Internal using test pulse T4
Internal using test pulse T2
Internal using test pulse T6
SIL 3/Cat. 4/PL e
SIL 3
1.0 T0 PWR 2.0I0 3.0 T4
1.1 2.1I1 3.1
1.2 T1 2.2I2 3.2 T5
1.3 2.3I3 3.3
1.4T2 3.4 T6
2.4I4
ADDR
1.5 2.5I5 3.5
x10H
4
3 5
6
2
1.6T3 1 7 2.6I6 3.6 T7
0 8
F 9
E A
1.7 2.7I7 3.7
D
B
C
ADDR
1.8 UP 2.8UP 3.8 UP
x01H
4
5
3
2 6
1.9 ZP 2.9ZP 3.9 ZP
1 7
0 8
F 9
A
E
D
B
C
ERR1
UP 24VDC 5W
Safety Digital Input 24VDC
1.0 2.0
1.1 2.1
1.2 2.2
1.3 2.3
1.4 2.4
1.5 2.5
1.6 2.6
1.7 2.7
1.8 2.8
1.9 2.9
AC500-S
DI581-S
4.0I8
4.1I9
4.2I10
4.3I11
4.4I12
4.5I13
4.6I14
4.7I15
4.8UP
4.9ZP
ERR2
16SDI
3.0 4.0
3.1 4.1
3.2 4.2
3.3 4.3
3.4 4.4
3.5 4.5
3.6 4.6
3.7 4.7
3.8 4.8
3.9 4.9
30.03.2017