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2-channel sensor (equivalent), 24 V DC
2-channel evaluation
In DI581-S module
Sensor power supply on channel 1
(I0)
24 V DC
Sensor power supply on channel 2
(I8)
24 V DC
SIL/Cat./PL
1), 2)
SIL 2/Cat.3/PL d
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
4.9ZP
GND
24 VDC
4.2I10
4.0I8
4.1I9
4.3I11
4.4I12
4.5I13
4.6I14
4.7I15
4.8UP
ERR1
2.9ZP
2.2I2
2.0I0
2.1I1
2.3I3
2.4I4
2.5I5
2.6I6
2.7I7
2.8UP
PWR
1.9ZP
1.8UP
1.7
1.0T0
1.2T1
1.3
1.1
1.5
1.4T2
1.6T3
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. 26: Circuit example DI581-S, 2-channel sensor (equivalent), 24 V DC
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)
AC500-S Safety Modules
DI581-S digital safety input module > Circuit examples
30.03.2017
AC500-S
88