Level and Control Products

1. Digital Series II Duplex & Triplex Bubbler Pump Controller (P/N 11928 / 11967)


  • Designed for wastewater collection systems to control up to 2 or 3 pumps in a lift station or any other pump down application.
  • Built in alternation and time delay between pump starts.
  • Accepts 3 types of sensors including a bubbler system input, external 4-20ma input, or float switch inputs.
  • Any sensor can be primary with one of the others as backup.
  • High & low alarms, & pump set points adjustable on front panel.
  • 4-20 ma output proportional to level.
  • RS-232 serial port for SCADA and P.C. interfacing.
  • Automatic bubbler control system with 2 air compressors running on demand charging an air tank, with automatic timed & flow purging for long life, reliability, and redundancy.

2. Digital Series II Duplex & Triplex Analog Pump Controller (P/N 11928-5 / 11967-5)

  • Designed for wastewater collection systems to control up to 2 or 3 pumps in a lift station or any other pump down application.
  • Built in alternation and time delay between pump starts.
  • Accepts 2 types of sensors including an external 4-20ma input and float switch inputs.
  • Analog sensor is primary level sensor with float as backup. If primary sensor fails controller automatically switches to float backup to run station.
  • High & low alarms, & pump set points adjustable on front panel.
  • 4-20 ma output proportional to level.
  • RS-232 serial port for SCADA and P.C. interfacing.
  • Pump disable inputs to use with submersible pumps. (Temp & Leak Sensor)

3. Universal Pump Controller for VFD Control (P/N 11436)

  • Designed for water and wastewater systems using both single speed or variable speed drives for pump down or pump up applications.
  • Controls up to 4 pumps with built in alternation and time delay between pump starts.
  • Will control mix of single speed or variable speed drive pumps.
  • Accepts 3 types of sensors including a bubbler system input, external 4-20ma input, or float switch inputs.
  • Any sensor can be primary with one of the others as backup.
  • High & low alarms, & pump set points adjustable on front panel.
  • Up to four 4-20 ma outputs proportional to level.
  • 2 RS-232 serial ports for SCADA and P.C. interfacing.
  • Automatic bubbler control system with 2 air compressors running on demand charging an air tank, with automatic timed & flow purging for long life, reliability, and redundancy available as a option.

4. Pressure / Booster Pump Controller (P/N 12126)

  • Designed for water systems using both single speed or variable speed drives for maintaining pressure, booster, and flow control applications.
  • Field adjustable PID loop from front panel.
  • Controls up to 4 pumps with built in alternation and time delay between pump starts.
  • Will control mix of single speed or variable speed drive pumps.
  • Accepts up to 8 isolated 4-20ma inputs.
  • High & low pressure alarms, & pump set points adjustable on front panel.
  • Up to four 4-20ma outputs for VFD speed or pressure.
  • 2 RS-232 serial ports for SCADA and P.C. interfacing.
  • Optional supply tank monitoring using bubbler, external 4-20ma transducer, or float switches.

5. Dual &Triplex Pump Float Switch Controller (P/N 12036 / 12064)

  • Designed for wastewater collection systems to be the primary controller for pump down applications in lift stations and any other pump down applications.
  • Will operate up to 2 or 3 pumps with built in alternation and time delay between pump starts.
  • 5 self powered, optically isolated float switch inputs.
  • 6 self powered, optically isolated inputs for leak seal failure, thermal sensor, and pump disable.
  • 2 warning inputs for leak seal failure and thermal sensor.
  • 5 - 10 amp control relays for pumps 1 & 2, high alarm, high alarm horn, and low alarm.
  • RS-232 serial port for SCADA and P.C. interfacing.

6. Duplex & Triplex Backup Pump Controller (P/N 11946 / 12076)

  • Designed for wastewater collection systems to backup primary controllers for pump down applications and any other primary control backup for pump down applications.
  • Provides fully redundant backup control system to protect against primary control or sensor failure.
  • Will operate 1, 2 or 3 pumps with built in alternation and time delay between pump starts.
  • Can operate from a single high float, or both high and off float, or a stand tube sensor option.
  • Can also operate as primary float switch controller with up to 5 float switch inputs.

7. Bubbler Pump Control / Level Transmitter (P/N 11851)

  • Designed for wastewater collection systems to feed 4-20 ma level signal to a PLC or RTU for control or level monitoring.
  • Automatic bubbler control system with 2 air pumps running on demand, with automatic timed & flow purging for long life, reliability, and redundancy.
  • 4-20 ma output proportional to level.
  • High and low alarms with 15 amp relays.
  • RS-232 serial port for SCADA and P.C. interfacing.

8. Bubbler Level Transmitter (P/N 12138)

  • Designed for wastewater collection systems to feed 4-20 ma level signal to a PLC or RTU for level monitoring.
  • Will measure depths up to 34'.
  • Automatic bubbler control system with 1 or 2 air pumps running on demand, with automatic timed & flow purging for long life, reliability, and redundancy.
  • 4-20 ma output proportional to level.
  • RS-232 serial port for SCADA and P.C. interfacing.

9. Bubbler Level Monitor (P/N 12259)

  • Designed for precision liquid level monitoring to feed 4-20 ma level signal to a DCC Controller, PLC, Data Logger or RTU for level control and or level monitoring of tanks, lakes, rivers, canals, and other applications demanding .25% accuracy of full scale.
  • Will measure depths up to 34'.
  • Automatic bubbler control system with 1 air pump running on timed sample rate for long life and reliability.
  • 4-20 ma output proportional to level.
  • RS-232 serial port for SCADA and P.C. interfacing.
  • Has SDI-12 interface to data loggers.
  • Has rain gauge input for tipping spoon rain gauge.