Switch Set Point Calibration with LED Signal (RFS Type)

With the unit installed in the line and power supplied, complete the following steps to calibrate switch actuation point with a proper flow rate.  A small flat-blade screwdriver is the only tool required.

  1. Adjust liquid flow in the line to the rate at which switch actuation is desired.
  2. Insert screwdriver into opening on backside of housing and fit blade into the potentiometer adjustment screw inside.
  3. If LED is not illuminated, slowly turn screwdriver counterclockwise and stop as soon as LED illuminates.
  4. If LED is illuminated, turn screwdriver clockwise until LED light goes out.  Then, slowly turn screwdriver counterclockwise and stop as soon as LED illuminates.

RotorFlow-Switch-Set-Point-Calibration