Page 18 of 20 Rev. B 11/2006 Operating instructions DFA 127 Full Power
Status and fault signals
Status 39: Overload on + 24 V supply
Too many external units possibly connected
Reset by service fitter
Status 41: Motor – temperature sensor defective
Motor possibly not connected
Sensor in motor possibly defective or cable break in sensor lead
Reset by service fitter
Status 43: Incremental encoder fault
Input cable possibly not connected or cable break in the lead
Motor possibly blocked
Reset by service fitter
Status 45: Motor current – time product to high
Motor relay de-energises
Manual control effective
Automatic reset by motor cooling or by service fitter
Status 46: Control unit STG defective
Includes the following individual faults:
EPROM, RAM, Watchdog, Imax, ImaxT, difference on SHE-EXT
Reset by service fitter
Status 47: SIO sensor active longer than 60 s
Automatically reset if in order, or by service fitter
Status 50: CPU2 is defective
Reset by service fitter
Status 51: Software version
Software version of Master and Slave do not correspond to each
other. Software update by service fitter
Status 52: No running parameter
Start calibration run
Status 53: Interruption motor
Possibly no connection to motor
Reset by service fitter
Status 54: Calibration run
Reset automatically
Status 59: SIS sensor active longer than 60 s
Automatically reset if in order, or by service fitter
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