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pH Cooling Tower Controller Microprocessor-Based
Model 2350 from Lakewood Instruments

USA Toll Free: 1-800-730-0302 Tel: 416-240-1920 -

Model 2350 Microprocessor-Based pH Cooling Tower Controller

Discontinued Model

pH,Cooling,Tower,Controller,Microprocessor,Based,Model 2350,Lakewood,InstrumentsLONWORKS Technology is the latest in microprocessor capability that gives the user the highest level of application flexibility. A large graphic screen, multiple inputs and very easy setup with easy field upgrade characterize this new technology.


  • Differential pH sensor with diagnostics indicate fouled reference or broken glass.

  • Integral flowsight & flowswitch lockout.

  • Records both makeup (MTR1) and blowdown (MTR2) water meter total gallons.

  • Configure blowdown water meter (MTR2) as second makeup meter.

  • Four user-selectable relay options (four additional with NRLY):

    • Feed by setpoint, direct or reverse;

    • Water meter actuated feed. MTR1, MTR2 or sum;

    • Feed by percentage of time;

    • Schedule feed timer (-RTC Option);

    • General alarm contact.

  • Three security levels:

    • View only

    • Operator

    • Technician

  • Four different languages.

    • English Spanish (standard)

    • English French (optional)

    • English German (optional)


  • Multiple control options in a single economical package.

  • Very accurate control of chemical feed.

  • Very low maintenance.

  • Tolerant to power surges and brownouts.

  • Power cord, plug outlets and attached plumbing make installation easy. There is plenty of protected room inside the enclosure for electrician wiring.

  • Very accurate monitoring of the evaporated water.

  • Has expansion slots to add additional control, such as chiller loop monitor.


Model 2350 Cut Sheet

Model 2350 Spec Sheet

Model 2350 Manual


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Metex Corporation Limited has been providing superior products and services to the process control, chemical treatment, waste water, industrial and manufacturing industries for over 25 years. It is our goal to continually provide our customers with the best possible equipment, technology, and service.


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