Danfoss EKE 3470P Pump and Level Controller

Product Specifications

• Model: EKE 3470P
• Application: Pump and Level controller
• Display: LCD
• Dimensions:
  • Width: 110 mm (4.33 in.)
  • Height: 280 mm (11 in.)
  • Depth: 63 mm (2.48 in.)
  • Weight: 60 mm (2.36 in.)

Product Usage Instructions

Installation

1. Place the Pump and Level controller in a suitable location near the vessel.
2. Connect the necessary cables and wires according to the I/O descriptions provided.

Setup and Calibration

1. Power on the controller and navigate the settings using the keypad and LCD.
2. Set the desired liquid level control parameters including pump start and stop conditions.

Operation

1. Monitor the LCD for real-time information on liquid levels, pump status, and alarms.
2. Use the keypad to adjust settings or acknowledge alarms as needed.

FAQ

• Q: How do I reset the system remotely?
• A: Use the Remote Reset function described in the Digital Input section of the manual.
• Q: What are the analog inputs used for?
• A: The analog inputs are used for monitoring parameters like liquid levels, pump motor amperage, pressure values, and temperature.

Introduction

• The EKE 3470P Pump and Level controller is a complete solution for controlling the liquid level in vessels including control and protection of pumps.
• It is easy to set up and use. The LCD and simple keypad combine to provide an easy-to-navigate, operator-friendly interface for set point and calibration entry.
• Reference: For details please see EKE 3470P Data Sheet.

Applications

Dimensions

Dimensions EKE 3470P

I/O Descriptions
Digital Input and Output	Description	Type
DO 1	High-Level Shutdown Alarm	OUTPUT
DO 2	Liquid Feed Solenoid Valve #1	OUTPUT
DO 3	Liquid Feed Solenoid Valve #2	OUTPUT
DO 4	Pump #1 Start	OUTPUT
DO 5	Pump #2 Start	OUTPUT
DO 6	Pump #3 Start	OUTPUT
DO 7	Transfer Pump Solenoid Valve	OUTPUT
DO 8	Pump Bypass Solenoid Valve	OUTPUT
DO 9	Superheat Oil Rectifier – Solenoid Valve	OUTPUT
DO 10	General Alarm	OUTPUT
DO 11	Shutdown Alarm	OUTPUT
DO 12	High-Level Alarm	OUTPUT
DO 13	Low-Level Shutdown Alarm	OUTPUT
DO 14	Pump Mode – Evaporator Injection Signal	OUTPUT
DO 15	General Alarm 1,2, 3 or Low-Level Alarm (select)	OUTPUT
DI 1	System Remote Enable/Disable	INPUT
DI 2	Remote Reset	INPUT
DI 3	Float Switch – High-Level Shutdown Alarm (HLSD)	INPUT
DI 4	Pump #1 Aux Run Contacts	INPUT
DI 5	Pump #2 Aux Run Contacts	INPUT
DI 6	Pump #3 Aux Run Contacts	INPUT
DI 7	Float Switch – High-Level Alarm	INPUT
DI 8	Float Switch – Transfer Solenoid	INPUT
DI 9	Float Switch – Liquid Feed Solenoid Valve #1	INPUT
DI 10	Float Switch – Liquid Feed Solenoid Valve #2	INPUT
DI 11	Float Switch – Low-Level Alarm	INPUT
DI 12	Float Switch – Low-Level Shutdown Alarm (LLSD)	INPUT
DI 13	Pumps Enable/Disable	INPUT
DI 14	Liquid Motorized Valve #1 Alarm	INPUT
DI 15	Liquid Motorized Valve #2 Alarm	INPUT
DI 16	Superheat Oil Rectifier Activation	INPUT
DI 17	Stepper Valve Driver Alarm	INPUT
DI 18	General Alarm 1	INPUT
DI 19	General Alarm 2	INPUT
DI 20	General Alarm 3	INPUT

Analog
Analog Input and Output	Description	Signal	Type
AO 1	Liquid Feed Motorized Valve #1 or Pump Speed 3	0–10 V	OUTPUT
AO 2	Liquid Feed Motorized Valve #2 or Pump Speed 2	0–10 V	OUTPUT
AO 3	Pump Speed 1 or All Pumps Speed(2)	0–10 V	OUTPUT
AO 4	Liquid Level Output	0–10 V	OUTPUT
AO 5	Oil Rectifier Stepper Valve Driver EKF or ICM	0–10 V	OUTPUT
AI 1	Vessel Liquid Level Probe	4–20 mA	INPUT
AI 2	Pump Motor #1 Amps	4–20 mA	INPUT
AI 3	Pump Motor #2 Amps	4–20 mA	INPUT
AI 4	Pump Motor #3 Amps	4–20 mA	INPUT
AI 5	Vessel Pressure	4–20 mA	INPUT
AI 6	Pump Discharge Pressure	4–20 mA	INPUT
AI 7	Pump Motor #1 Discharge or Delta Pressure	4–20 mA(1)	INPUT
AI 8	Pump Motor #2 Discharge or Delta Pressure	4–20 mA(1)	INPUT
AI 9	Pump Motor #3 Discharge or Delta Pressure	4–20 mA(1)	INPUT
AI 10	Oil Rectifier SH S2 Temp C	PT1000	INPUT
(1) is set for 0–10 V input but conditioned externally to accept a 4–20 mA input. Pressure sensor output must be 4–20 mA (2) Based on parameter selection

Top board

Top board – Digital Input details

Bottom board

CONTACT

• Danfoss A/S
• Climate Solutions
• danfoss.com
• +45 7488 2222

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Documents / Resources

Danfoss EKE 3470P Pump and Level Controller [pdf] Installation Guide EKE 3470P, EKE 3470P Pump and Level Controller, Pump and Level Controller, Level Controller, Controller

References

• User Manual