English (GB)
27
Direction of rotation
Select the desired direction of rotation of the motor when seen
from the drive end:
• Clockwise
• Anti-clockwise.
The displayed direction of rotation will apply when the digital input
for reversing is not active. See section Digital input 1 and 2,
Function, page 23.
Skip band 1
Select a skip speed band within the range from user-set min.
speed to user-set max. speed if continuous operation is not
required. The upper and lower speeds are stated in % of rated
speed.
The purpose of the skip band is to avoid certain speeds which
may cause noise or vibrations. If no skip band is required,
select "-".
Skip band 2
Select another skip band within the range from user-set min. to
max. speed.
Motor bearing monitoring
The motor bearing monitoring function can be set to these values:
•Active
• Not active.
When the function is set to "Active", a counter in the controller will
start counting the mileage of the bearings.
Motor bearings
This function can be set to these values:
• Replaced
• Nothing done.
When the bearing monitoring function is active, the controller will
give a warning indication when the motor bearings are due to be
replaced. See section Alarm, page 19.
When the motor bearings have been replaced, confirm this action
in the above display by pressing [OK].
Standstill heating
The standstill heating function can be set to these values:
•Active
•Not active.
When the function is set to "Active", an AC voltage will be applied
to the motor windings. The applied voltage will ensure that
sufficient heat is generated to avoid condensation in the motor.
The counter will continue counting even if the
function is changed to "Not active", but a
warning will not be given when it is time for
replacement.
When the function is changed to "Active" again,
the accumulated mileage will again be used to
calculate the replacement time.
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