Type designation of the connection unit

CU

Product family

CU = Connection unit

F

Hardware design

F = Design for decentralized controller (FHX)

1

Size of the electronics cover

1 = Suitable for electronics cover (controller)

S

Fieldbus connection configuration

S = Fieldbus via M12 in the electronics cover (controller), system bus via MINI I/O plug connector

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FHX

Variant

FHX = Decentralized controller

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5

Connection voltage

5 = AC 500 V

X

Interference suppression

X = Without basic interference suppression

3

Connection type

3 = 3-phase

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C

Version