Three LEDs are provided to indicate various motor controller states such as RUN, FAULT and WARNING. The LEDs have the following characteristics: On, Off, Slow Flashing, Fast Flashing, Flicker. The – (dash) in the following table is equivalent to not applicable, meaning its characteristic has no impact on the how you interpret the state.
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The antenna location indicates the top of the controller. If the LEDs on your controller are NOT color-specific, use their vertical order when consulting the following table:
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LED Error Code/Message Definitions
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Yellow Indicator |
Red Fault |
Green Active |
Meaning |
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On |
On |
On |
The motor controller has power but has NOT started up yet. If this sequence remains lit for more than one minute, the motor controller software has been corrupted and the motor controller should be replaced. |
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Off |
Off |
Off |
There is a power fault. One of the following may be the cause: the motor controller is not being supplied sufficient power, the controller is locked up (requires power recycle), OR the controller has failed. |
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- |
On |
Fast flashing |
The motor controller is incompatible with the supply voltage, or the motor not supported, or the motor is not attached to the motor controller. |
|
- |
Off |
On |
The motor is in a state where if a RUN command is issued, the motor will run. |
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- |
On |
Off |
There is a critical fault with the motor causing the motor to stop. The indicator will remain On until the fault is reset. |
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On |
- |
- |
The motor is in manual mode. |
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- |
- |
Slow flashing |
The motor is in Identify/Waiting to restart after fault mode. |
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- |
Fast flashing |
- |
Safety Stop active. |
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- |
Slow Flashing |
- |
A warning fault with the motor, but the motor can continue running. The indicator will remain On until the fault is reset. |
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Two flashes every 5 seconds |
- |
- |
A logic flow is running on the motor controller. |
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- |
- |
Flicker |
Modbus or Wi-Fi communications active. |