ABB AC500-S Safety User Manual page 86

AC500-S Safety Modules
DI581-S digital safety input module > Circuit examples
1-channel sensor, 24 V DC
Sensor power supply on channel 1 (I0)
SIL/Cat./PL 1), 2)
SIL 3)
24 VDC
Fig. 24: Circuit example DI581-S, 1-channel sensor, 24 V DC
1)
- MTTFd = High, DC = 0
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)
86
GND
External 24 V DC
SIL 1/Cat.1/PL c
SIL 2
1.0 T0 PWR 2.0 I0 3.0 T4
1.1 2.1 I1 3.1
1.2 T1 2.2 I2 3.2 T5
1.3 2.3 I3 3.3
1.4T2 2.4 I4 3.4 T6
ADDR
2.5 I5
1.5 3.5
x10H
4
5
3
2 6
1.6T3 2.6 I6 3.6 T7
1 7
0 8
F 9
A
1.7 E 2.7 I7 3.7
D B
C
ADDR
2.8 UP 3.8 UP
1.8 UP
x01H
4
3 5
6
2
1.9 ZP 2.9 ZP 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
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
4.0 I8
4.1 I9
4.2 I10
4.3 I11
4.4 I12
4.5 I13
4.6 I14
4.7 I15
4.8 UP
4.9 ZP
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