21 July 2022
Using more than one HMI keypad to control an ATV61/71.Product line:
Altivar ATV61 and ATV71Environment:
All models, all serial numbersCause:
2 keypads on one DriveResolution:
One VFD cannot support two keypads connected to it at the same time. If two keypads are connected, the secong keypad connected will get an error message. Only one "master" is allowed to be used per drive.