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How to solve 61 warning on low frequency inverter like SPF 12KT HVM

61Warning on low frequency Inverter

  • Meaning:

Sampling error of battery voltage detecting is over 0.5V

Solution:

  1. Firstly , try to adjust to the battery voltage on LCD.
https://drive.google.com/file/d/1BQEPcJceAl3tlo6HXakN-bun0QTLzox-/view?usp=sharing

Tool:

Calibration Tool.zip ( Software that is used to adjust to battery voltage )

Download: https://drive.google.com/file/d/1V27J5reUXN2iS45viG3X4CU5Goia8pCw/view?usp=sharing

USB CP210x_Windows_Drivers.zip (USB cable Driving firmware)

Download: https://drive.google.com/file/d/1B_ltn2HiA95Tp3sCpFtNl9qwZ7Sk-EZY/view?usp=sharing

procedures:

Set real battery voltage here

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