Continued from previous page
Probable fault cause
Overcurrent
MicroMax370 limits current at 4 A and trips then aer 4-5 s.
- e motor is too small in relation to wheel diameter
- Wheel rotation sluggish
- Damaged motor, e.g. bearing fault
Measure current.
NOTE! Precise voltages and amperages can only be obtained with a
moving-iron instrument.
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SETTINGS VIA POTENTIOMETER
Boost Torque boost at low rpm. Factory set.
May be increased if necessary, but motor temperature will increase.
reshold value e control unit will start when the input signal exceeds the threshold
value, adjustable between 0-2 V.
Max rpm Potentiometer for adjusting maximum rpm.
Adjust between 40-100 Hz.
Factory setting, 50 Hz.
PUSH BUTTON
Reset Reset button for resetting the control unit.
e control unit also resets in the event of voltage drop-out.
In both cases, all alarms reset.
Automatic restart takes place aer a voltage drop-out.
9
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