ABB AC500 PLC Hardware Manual page 658

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Device Specifications
Function Modules > S500
Connection of
The encoder is powered through the 5 V power supply which is integrated in the CD522.
Encoders with 1
Vpp Sine Signal
24 V DC
Connection of
The encoder is powered by the 5 V power supply which is integrated in the CD522.
Absolute
Encoders with
SSI Interface
and Differential
RS-422 Signal
658
The wires A, B and Z need not to be connected to the module. They are left
open.
When using different power supplies for the encoder device and the CD522,
make sure that the reference potentials of both power supplies are intercon-
nected.
A
B
Z
5 V DC +
+
3ADR010121, 13, en_US
A
A
B
B
Z
Z
1.0
2.0
A0
A0
1.1
2.1
B0
B0
1.2
2.2
Z0
Z0
1.3
2.3
5V0
I3
1.4
2.4
0V
C4
1.5
2.5
O0
C5
1.6
2.6
0V
C6
1.7
2.7
O1
C7
1.8
2.8
UP
UP
1.9
2.9
ZP
ZP
2019/04/17

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