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Diagnostics and Troubleshooting
Mtr Tmp
This fault is generated when the motor thermal switch is open due to motor over-temperature
or incorrect wiring.
DvOvrTmp
This fault is generated when the drive thermal switch is open due to drive over-temperature.
Check temperature in the enclosure and drive sizing.
Inv Parm
Inv NVM
At power-up the drive tests the integrity of the non-volatile memory. This fault is generated
if the contents of the non-volatile memory are invalid.
Pwr On
FlwErr
This fault is generated when the following error exceeds the following error limit (default
following error limit is .2 revs). With PowerTools Pro you can change the Following Error
Limit value on disable in the Position view.
Trav(+)
This fault is caused when the + Travel Limit input function is active.
Trav(-)
This fault is caused when the - Travel Limit input function is active.
Prog Flt
This fault indicates a FM-3 user program fault. For example the program is attempting to
divide by zero, or overflows and math errors caused by numbers that are too large, or non-
existing parameters.