CDHD Diagnostics and Troubleshooting
User Manual 253
F2 H Pulse Tr ain Frequency Too High
F2H Displayed in sequence
D e finit ion Pulse Train Frequency Too High
Type Fault
Act ive disa ble Yes
M e ssage # FLT 76
Descr iption
The external pulse train frequency has exceeded the
m axim um specified input frequency.
This fault disables the drive.
Action required
Reduce the frequency of the gearing pulses comm anded
from the controller.
F3 Stall Fault
F3 Displayed in sequence
D e finit ion Stall Fault
Type Fault
Act ive disa ble No
M e ssage # FLT 59
Descr iption
A stall con dit ion occurs when [ I > MICONT] and [ I >
0.9×I LI M] and [ V < STALLVEL] .
A stall fa u lt occurs whenever a stall condition persist s for
a duration greater than STALLTI ME.
This fault disables the drive.
Action required
Rem ove the stall condition, and take care to prevent stall
condit ions.
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