Rockwell-automation 1305 AC Drive, Firmware 1.01-3.00 User Manual Manual de usuario descargar pdf (Pagina 125)

Chapter 6 –Troubleshooting and Fault Information

6-5

Table 6.B Bulletin 1305 Fault Descriptions (cont.)

Fault Name & Number Fault Description Action to Take

Motor Mode FIt

Internal error. Reset drive to factory defaults.

Mode

F24

Int

nal

err

. R

ese

to facto

Motor Stall Fault

The motor is stalled. If the motor is drawing excessive current, the motor load is

excessive and will not allow the drive to accelerate to set speed.

A longer accel time or a reduced load may be required.

Neg Slope Fault

F35

Drive software detected a portion of the volts/Hz curve with a

negative slope.

Check drive programming.

1. [Maximum Voltage] parameter must be greater than or

equal to [Base Voltage].

2. [Base Voltage] parameter must be greater than 1.5 X [Start

Boost].

3. If the [DC Boost Select] parameter is set to ‘‘Break Point,’’

[Base Voltage] must be greater than [Break Voltage] and

[Break Voltage] must be greater than [Start Boost].

4. [Maximum Freq] must be greater than or equal to [Base

Frequency]

Network Error ✳ Network Error 0 – Error 6 ScanPort Error

Network Error 7 – Error 9 Communications Error

1. Press the “Up” or “Down” arrow to clear the message from

the HIM display.

2. Unplug the HIM from the cable or drive and re-connect.

3. Check for external noise sources.

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Rockwell-automation 1305 AC Drive, Firmware 1.01-3.00 User Manual Manual de usuario Pagina 125