ABB AC500-S Safety User Manual page 95

2 separate sensors with test pulses
2-channel evaluation
Sensor power supply on channel 1 (I0)
Sensor power supply on channel 2 (I1)
1), 2)
SIL/Cat./PL
3)
SIL
24 VDC
Fig. 33: Circuit example DI581-S, 2 separate sensors with test pulses
1)
- MTTFd = High, DC = Medium
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)
30.03.2017
GND
DI581-S digital safety input module > Circuit examples
In SM560-S Safety CPU
Internal using test pulse T0
Internal using test pulse T0
SIL 2/Cat. 3/PL d
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 2.4I4 3.4 T6
ADDR
1.5 2.5I5 3.5
x10H
4
3 5
6
2
3.6 T7
1.6T3 7 2.6I6
1
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
AC500-S Safety Modules
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
95