ABB ACH550-02-645A-4 [45/454] Analogue cables

ABB ACH550-02-368A-4 [45/454] Analogue cables
Preparing for installation 41
ACH550-02 User’s Manual
Analogue cables
Recommendations for analogue signal runs:
Use double shielded, twisted-pair cable.
Use one individually shielded-pair for each signal.
Do not use a common return for different analogue signals.
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 multi-pair 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. Maximum length is 3 meters.

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