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W900 Series Boiler Conductivity Controller

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15.00 LBS

 Product Description

Conductivity, pH/ORP & Disinfection

W900 Series Controllers

The W900 series provides reliable, flexible and powerful control for your water treatment program.


Summary of Key Benefits

Large touchscreen display with icon based programming makes setup easy

Universal sensor input provides extraordinary flexibility; the same controller can be used with almost any type of sensor needed

Four I/O slot allow complete flexibility in adding additional seasons, analog inputs and analog outputs

Multiple language support allows simple setup

Eight relay control outputs allow the controller to be used in more applications

Economical wall-mount package for easy installation

On-screen and web page graphing of sensor values and control output status


Complete flexibility in the function of each relay:

  • On/Off Setpoint

  • Time Proportional Control

  • Pulse Proportional Control (when purchased with 4-20 mA or pulse solid state opto outputs)

  • Flow Proportional Control (when purchased with 4-20 mA or pulse solid state opto outputs)

  • PID Control (when purchased with 4-20 mA or pulse solid state opto outputs)

  • In-Range or Out-of-Range activation

  • Probe wash

  • Timer-based activation

  • Activation based upon the state of a contact closure

  • Timed activation triggered by a Water Contactor or Paddlewheel flow meter’s accumulated total flow

  • Activate with another output

  • Activate as a percent of another output’s on-time

  • Alarm

  • Spike Set Point

  • PPM Volume

  • Target PPM

   For Cooling Tower and Boiler applications:

         • Biocide Timer

         • Boiler blowdown on conductivity using intermittent sampling


Emailing Alarm messages, Datalog reports or System Summary reports

Ethernet for remote access via the Internet, LAN or optional Modbus/TCP


For additional information, and choosing the correct pump for your application, please review the
pdf Product Specifications Sheet.

If you have any questions or need assistance in selecting the correct pump for your application, please don't hesitate to contact EnviroAqua at (818) 890-3200.

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