measuring amplifier / water treatment / rack-mount
W600 Walchem



  • Secondary function:


  • Other characteristics:

    water treatment, rack-mount

  • Voltage:

    Max.: 240 V

    Min.: 100 V

  • Current:

    Max.: 7 A

    Min.: 0 A


take Control Now and Connect with the Best!

The W600 series provides reliable, flexible and powerful control for your water treatment program.

Key Features:

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
Optional dual analog (4-20 mA) input for Fluorometers or nearly any other process value
Multiple language support allows simple setup no matter where your business takes you
Six control outputs allow the controller to be used in more applications
Economical wall-mount package for easy installation
On-screen 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 solid-state relays)
• 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 Water Contactor / Paddlewheel flow meter’s accumulated total flow
• Activate with another output
• Activate as a percent of another output’s on-time
• Alarm
• For Cooling Tower and Boiler applications:
• Biocide Timer
• Boiler blowdown on conductivity using intermittent sampling