SM01P 44
P50 FAULT HISTORY
The FAULT HISTORY stores the last eight faults that tripped the drive. Refer to Section
16, TROUBLESHOOTING for a list of the faults and possible causes.
Use the and buttons to scroll through the fault entries. The faults are stored from
newest to oldest, with the first fault shown being the most recent.
The display will read “_ _” if the FAULT HISTORY does not contain any fault messages.
P51 SOFTWARE VERSION
Parameter P51 displays the software version number for the control board software. This
information is useful when contacting the factory for programming or troubleshooting
assistance.
The software version is displayed in two parts which alternate. The first part is the software
version, and the second part is the revision number. For example, if the display flashes
"94" and "02", this indicates that the drive contains the second revision of version 94
software.
P52 DC BUS VOLTAGE
P52 displays the DC bus voltage in percent of nominal. Nominal DC bus voltage is
determined by multiplying the drive’s nameplate input voltage rating by 1.4.
P53 MOTOR VOLTAGE
P53 displays the output voltage in percent of the drive’s nameplate output voltage
rating.
P54 MOTOR LOAD
P54 displays the motor load in percent of the drive’s output current rating.
P55 0-10 VDC INPUT
Parameter P55 displays the level of the 0-10 VDC input signal at TB-5. A reading of 100%
indicates a 10 VDC input at TB-5.
P56 4-20 mA INPUT
Parameter P56 displays the level of the 4-20 mA input signal at TB-25. A reading of
20% indicates a 4 mA input at TB-25, and a reading of 100% indicates a 20 mA input at
TB-25.
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