ABB AC500-S Safety User Manual page 80

AC500-S safety modules
DI581-S safety digital input module > Circuit examples
2 x 2-channel
2-channel evaluation
sensor (antiva-
lent) with test
Sensor power supply on channel 1 (I0)
pulses
Sensor power supply on channel 2 (I8)
Sensor power supply on channel 3 (I4)
Sensor power supply on channel 4 (I12)
SILCL / PL
3)
SIL
Fig. 35: Circuit example DI581-S, 2 x 2-channel sensor (antivalent) with test pulses
1)
- MTTFd = High, DC = High
2)
- Max. reachable (ISO 13849-1, IEC 62061)
3) - Max. reachable SIL acc. IEC 61508 (type A components are required)
80
1), 2)
24 VDC
GND
3ADR025091M0208, 12, en_US
First in DI581-S module and then in the safety
CPU
Internal using test pulse T0
Internal using test pulse T4
Internal using test pulse T2
Internal using test pulse T6
SILCL 3 / 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 3.3
2.3I3
1.4T2 2.4I4 3.4 T6
ADDR
2.5I5
1.5 3.5
x10H
4
5
3
6
2
1.6T3 2.6I6 3.6 T7
1 7
0 8
F 9
A
E
1.7 2.7I7 3.7
D B
C
ADDR
1.8 UP 2.8UP 3.8 UP
x01H
4
3 5
2 6
1.9 ZP 2.9ZP 3.9 ZP
1 7
0 8
F 9
E A
D
B
C ERR1
UP 24VDC 5W
Safety Digital Input 24VDC
1.0 2.0 3.0
1.1 2.1 3.1
1.2 2.2 3.2
1.3 2.3 3.3
1.4 2.4 3.4
1.5 2.5 3.5
1.6 2.6 3.6
1.7 2.7 3.7
1.8 2.8 3.8
1.9 2.9 3.9
DI581-S
4.0I8
4.1I9
4.2I10
4.3I11
4.4I12
4.5I13
4.6I14
4.7I15
4.8UP
4.9ZP
ERR2
16SDI
4.0
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
2020/06/19