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General| Display | LCD |
|---|---|
| Power | 24 VDC |
| Measurement Range | 0-100% |
| Resolution | 0.1% |
| Accuracy | ±0.5% |
| Power Supply | 100-240 VAC, 50/60 Hz |
| Output | 4-20 mA |
| Control | PID |
| Interface | RS-485 |
| Weight | 0.5 kg |
Details on mounting the DC4000 controller enclosure on a vibration-free surface at eye level.
Specifies required clearances for proper mounting of the DC4000 enclosure.
Provides crucial safety information and guidelines for connecting the DC4000 controller.
Details the terminal strip layout for AC power input, relay outputs, and analog output.
Information on connecting flowmeters to the DC4000 controller.
Details on connecting a flow switch for safety override and controller output control.
Instructions for wiring the thermistor probe for temperature sensing.
Instructions for wiring the conductivity probe for accurate readings.
Terminal strip layout and wiring for the CE version of the DC4000 controller.
Presents the main menu structure and navigation flow for the DC4000 controller.
Details how to view and calibrate conductivity readings on the DC4000 controller.
Explains how to set the conductivity value that triggers the bleed output relay.
Describes the differential or dead band setting to prevent rapid cycling of relays.
Details programming the low conductivity reading that activates the alarm.
Explains how to program the high conductivity reading that triggers an alarm.
Covers the four different modes for controlling chemical (inhibitor) feed.
Guides on manually energizing relay outputs for testing and verification.
Details advanced configuration options for the controller, including flow alarm and display units.
Explains how to view and select the temperature display unit (°F or °C).
Describes how to program the water meter totalizer settings, including ratio and reset.
Instructions for configuring the controller for boiler operation and sampling modes.
Provides a system diagram and guidelines for installing the controller in a cooling tower.
A worksheet to aid in programming the controller before initial startup.
Explains the two operating modes for boiler conductivity control: timed and continuous sampling.
Provides a formula to estimate boiler blowdown requirements for proper setup.
Details the timed sampling mode for boilers with lower blowdown requirements.
Describes the continuous sampling mode for boilers with higher blowdown requirements.
Additional equipment and notes for installing the controller for boiler applications.
Guides on initiating boiler operation with the DC4000 controller.
Step-by-step instructions for starting up the controller in timed sampling mode.
Step-by-step instructions for starting up the controller in continuous sampling mode.
Explains the principle of operation for closed loop systems using the DC4000.
Guides on initiating closed loop operation with the DC4000 controller.
Specific notes and recommendations for installing the controller in closed loop systems.
Detailed procedure for calibrating the conductivity readings of the DC4000 controller.
Basic maintenance procedures for the DC4000 controller unit itself.
Detailed cleaning procedure and frequency recommendations for the conductivity probe.
