NORTHEAST PUMP & INSTRUMENT

(800) 378-1500
190 Summer St. Lunenburg, MA 01462
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The Building Blocks for Water Treatment Equipment

“Everything but the Chemicals”

Northeast Pump and Instrument (NPI) specializes in the design, sale, installation and repair of chemical feed equipment, systems and instrumentation for water and wastewater treatment. Our involvement in the industry spans more than 30 years and our technical staff boasts over 100 years of combined industry experience.

 

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pH / ORP Controllers

DP5000 Series
dc4500 series controller

  • 0 - 14 pH
  • Dual-channel output fully programmable
  • On/off and/or proportional pump control
  • Alarm output with programmable set points
  • Drain valve control with programmable set points
  • 3-point proportional pump control
  • Probe diagnostics with 1- or 2-point calibration

DR5000 Series
dc4000 series conductivity controller

  • +2000 to -2000 mV
  • Dual-channel output fully programmable
  • On/off and/or proportional pump control
  • Alarm output with programmable set points
  • Drain valve control with programmable timers
  • 3-point proportional pump control
  • Probe diagnostics with 1- or 2-point calibration


(800) 378-1500
190 Summer St.
Lunenburg, MA 01462