public override string ToString()
{
return base.ToString() + ",\r\n" +
" \"PollPeriod\" : " + PollPeriod.ToString() + ",\r\n" +
" \"NorthVoltToFreqSlope\" : " + NorthVoltToFreqSlope.ToString() + ",\r\n" +
" \"SouthVoltToFreqSlope\" : " + SouthVoltToFreqSlope.ToString() + ",\r\n" +
" \"FreqToCurrentSlope\" : " + FreqToCurrentSlope.ToString() + ",\r\n" +
" \"NorthOffset\" : " + NorthOffset.ToString() + ",\r\n" +
" \"SouthOffset\" : " + SouthOffset.ToString() + ",\r\n" +
" \"NorthCurrent\" : " + NorthCurrent.ToString() + ",\r\n" +
" \"SouthCurrent\" : " + SouthCurrent.ToString();
}