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110007944-EN
Software Manual_Pegasus.
6.3 Upgrade Inverter
1.
Power off unit using service switch (wait for unit to discharge approximately 5 min.)
2.
Open Inverter box
3.
Disconnect the Display cable connected to either of the two modbus terminals
4.
Connect the usb cable (110007946) to either one of the modbus connectors
5.
Connect usb cable to PC
6.
Power on inverter by using service switch (AWARE OF HIGH VOLTAGE IN INVERTER!)
7.
Start up Firmware upgrade program (Can be downloaded from Nilfisk FOOD web)
8.
Click browse to select upgrade file *.hex (Can be downloaded from Nilfisk FOOD web)
9.
Click in Serial port up/down to select the com port for USB cable, if comport is not showing
press “refresh” button
10. If necessary change inverter ID to match Inverter ID, Default is 1
11.
Press Upload Firmware, and wait for progress bar to reach the end and turn green
12.
The progress bar will start moving