Walchem W100P Series

The W100P series provide an economical and reliable
way to keep your water treatment program under control.

• Compact panel mount enclosure 1/4 DIN
• 4 control outputs allow the controller to be used in more places than other entry-level models
• Universal sensor input; analytical sensors measure conductivity (contacting and electrodeless), amplified pH/ORP, or disinfection

Features & Benefits

• Large display with icon based programming makes setup easy
• Compact ¼ DIN panel mount enclosure
• Universal sensor input provides extraordinary flexibility; the same controller can be used with almost any type of sensor needed; conductivity (contacting and electrodeless), amplified pH/ORP, or
• disinfection
• Two pH/ORP/ISE models available for use with non-amplified electrodes with or without a BNC connector
• Multiple language support allows simple setup no matter where your business takes you
• Four control outputs allow the controller to be used in more places than other entry level models
• 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
• 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
• Alarm