4/00 UDC 3300 Controller Product Manual 159
Position proportional
backup mode
This feature provides for Position Proportional models to automatically
change to a Three Position Step algorithm if the slidewire input signal
fails. This will maintain control of your process.
“IN2 RNG” or “SW FAIL” will flash in the lower display and the “OUT”
display will show an estimated motor position WITHOUT a decimal
point.