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Conductivity Controller LIQUITRON™ DC4000 Series

Optimize Cooling Tower and Boiler Feed Processes

The LIQUITRON™ DC4000 Series Conductivity Controller is a microprocessor based control system that will operate in a variety of water treatment applications. Designed specifically as a bleed and feed cooling tower controller or boiler controller.

The DC4000 provides a set point and relay for conductivity control, and a variety of timer functions to control chemical addition.

Programming this controller is simple and is accomplished using only three keys.

The backlit LCD display and LEDs provide visual indication of operating conditions and equipment status.

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Benefits

0-20,000 µS or Selectable PPM/TDS Ratio
High and Low Alarm with Relay
Temperature Display in °C or °F
4-20 mA Recorder Output (Standard)
Flow Switch Compatible
Backlit LCD Alpha / Numeric Display
UL and CUL Certified
CE Approval (optional)

Specifications

Feed Limit (Feed and Bleed)
1-999 minutes
Percentage of Time (Reset)
1–100 minute cycle 1–100% on-time
Percentage of Control (Feed after Bleed)
1–100% of previous bleed cycle 1-999 minute limit
External Trigger (Pulse)
1–999 seconds on-time
1–100 counter

Applications

Cooling towers
Boilers
Closed loop systems

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