Kelly KLS-S Cheetah series Sinusoidal Permanent Motor Controller User’s Manual V1.13
cut back or stopped regen.
4. This only accurate to ± 2% upon Overvoltage
setting.
1. The controller will clear after 5 seconds if battery
volts returns to normal.
2. Check battery volts & recharge if required.
Motor did not reach 25 electrical RPM within 2
seconds of start-up. Hall sensor or phase wiring
problem.
1. Measure that B+ & PWR are correct when
measured to B- or RTN.
2. There may be excessive load on the +5V supply
caused by too low a value of Regen or throttle
potentiometers or incorrect wiring.
3. Controller is damaged. Contact Kelly about a
warranty repair.
The controller temperature has exceeded 100℃. The
controller will be stopped but will restart when
temperature falls below 80℃.
Throttle error at
power-up
Throttle signal is higher than the preset „dead zone‟ at
Power On. Fault clears when throttle is released.
May be caused by some transient fault condition like
a temporary over-current, momentarily high or low
battery voltage. This can happen during normal
operation.
Hall throttle is open
or short-circuit
When the throttle is repaired, a restart will clear the
fault.
1.Speed sensor type error，customers may set the
correct sensor type through user program or App.
Please download how to use Identification function
instruction from our website.
2.Incorrect wiring.
3.Speed sensor is damaged or defective.Or feedback
signal is erratic.
Motor temperature has exceeded the configured
maximum. The controller will shut down until the
motor temperature cools down.
1.Hall galvanometer device is damaged inside the
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