ABB ACH550-01 User Manual page 39

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Analogue cables

Recommendations for analogue signal runs:

Use double-shielded, twisted-pair cable.

Use one individually shielded pair for each signal.

Earth at one end only.

Digital cables

Recommendations for digital signal runs:

A double-shielded cable is the best alternative, but a single-

shielded twisted multipair cable is also usable.

Control panel (operator keypad) cable

If the control panel is connected to the drive with a cable, use

only twisted-pair, ethernet cable. For example Standard CAT5

UTP Ethernet Patch Cable, wiring 568-B. Maximum length is 3

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ACH550-01 User's Manual

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