Yes. Find it in the Navigator. Right click ot Edit the code.
Find this line:
new OptInputParameterInfo("Difference", OptInputParameterInfo.Type.OTHER, new IntegerRangeDescription(difference, 5, 600, 1))
Change it to:
new OptInputParameterInfo("Difference", OptInputParameterInfo.Type.OTHER, new IntegerRangeDescription(difference, 5, 10000, 1))
Change the name of the indicator:
indicatorInfo = new IndicatorInfo("WEIS_WAVES2", "Weis Waves", "", false, false, false, 1, 1, 2);
Compile and use.