Danfoss EKE 1A User Manual page 2

Superheat controller and stepper valve driver, Type EKE 1A, 1B, 1C, 1D
Contents
1 Introduction
2 Portfolio overview
3 Installation
3.1 Environmental conditions
3.2 Mounting
3.3 General Connection's overview
3.4 Cabling lengths for di erent connections
3.5 Connecting Relay Outputs
3.6 Temperature Sensor Mounting
3.7 Power and signal sharing
3.7.1 Sharing Power Sources
3.7.2 Sharing input signal
3.7.3 Sharing pressure sensor signal
4 Applications
4.1 Controller Mode
4.1.1 Superheat control mode
4.1.2 Temperature control mode
4.2 Driver Mode
4.3 Typical EKE applications
5 User Interface
5.1 Con guration using MMI Display
5.1.1 MMIGRS2 Setup and service
5.1.2 MMIGRS2 Main screen
5.1.3 ERR31 Error Alarm on the external display - MMIGRS2
5.1.4 Service mode through MMIGRS2
5.2 Con guration using KoolProg Software:
5.3 Quick Con guration
6 Con guration
6.1 Driver Mode
6.1.1 Driver Mode using analog signal
6.1.2 Driver Mode using Communication Bus
6.2 Superheat Control Mode
6.2.1 Superheat Reference Calculation Parameters
© Danfoss | Climate Solutions | 2024.08 BC398828796060en-000103 | 2
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