VLT® HVAC Basic Drive FC 101

Select to show motor speed variables and parameters using output frequency (Hz).

• 0-02 Motor Speed Unit [1] Hz

Enter the analog input scaling value that corresponds to the maximum reference feedback value

• 6-15 Terminal 53 High Ref.

• 6-25 Terminal 54 High Ref.

Enter the maximum reference. The maximum reference is the highest value obtainable by summing all references

• 3-03 Maximum Reference

Enter the maximum limit for motor speed in Hz. The output frequency must not exceed 10% of the switching frequency

• 4-14 Motor Speed High Limit Hz

Enter the maximum limit on the output frequency. This is a final limit for all configurations.

• 4-19 Max Output Frequency.