Option Name Description
[35] Set digital out D low Any output with SL output D is low.
[38] Set digital out A high Any output with SL output A is high.
[39] Set digital out B high Any output with SL output B is high.
[40] Set digital out C high Any output with SL output C is high.
[41] Set digital out D high Any output with SL output D is high.
[60] Reset Counter A Reset Counter A to zero.
[61] Reset Counter B Reset Counter B to zero.
[70] Start Timer 3 See parameter 13-20 SL Controller Timer
for further description.
[71] Start Timer 4 See parameter 13-20 SL Controller Timer
for further description.
[72] Start Timer 5 See parameter 13-20 SL Controller Timer
for further description.
[73] Start Timer 6 See parameter 13-20 SL Controller Timer
for further description.
[74] Start Timer 7 See parameter 13-20 SL Controller Timer
for further description.
4.13 Parameter Group 14-** Special Functions
4.13.1 14-0* Inverter Switching
Parameters for configuring the inverter switching.
14-01 Switching Frequency
Default value: Size related Parameter type: Option
Setup: All setups Conversion index: –
Data type: Uint8 Change during operation: True
Select the inverter switching frequency. Changing the switching frequency helps to reduce acoustic noise from the motor.
Option Name Description
[0] Ran3 3 kHz true random PWM (white noise
modulation).
[1] Ran5 5 kHz true random PWM (white noise
modulation).
[2] 2.0 kHz
[3] 3.0 kHz
[4] 4.0 kHz
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Programming Guide | VLT® AutomationDrive FC 360