Product Overview

© Danfoss | DCS | 2019.04
Analog / Digital input
COM Common
AI1 Analog inputs temperature NTC 10K / PT1000 S3/S4 selectable via software
AI2 Analog inputs temperature NTC 10K / PT1000 S2
AI3 Analog inputs voltage / current Pe
AI4 Analog inputs voltage / current Ext. Ref. or Pc
AI5 Analog inputs NTC temperature S3/S4 selectable via software
COM Common
5V+ Power outputs for Ratiometeric pressure transmitter 0 – 5V
15V+ Power output for current signal pressure transmitter
DI1 Digital input 1 Main switch (hardware)
DI2 Digital input 2 Software congurable DI
24V+ Not used in EKE 1C
AO1 Not used in EKE 1C
Data sheet | Superheat controller type EKE 1A, EKE 1B, EKE 1C
DKRCC.PD.RS0.A4.02 | 15
e.g. AKS 32R
Danfoss 80G315.10
R120 CANH CANL GND RGND D+ D- CAN RJ
COM DI2 DI1 COM
COM 5V+ DI2 DI1 COM AI4 AI3 AI2 DI3 COM
15V+ 5V+ COM AI5 AI4 AI3 AI2 AI1 COM
1
2
3
C
C
C
R120 CANH CANL GND RGND D+ D-
CAN RJ
COM DI2 DI1 COM
COM 5V+ DI2 DI1 COM AI4 AI3 AI2 DI3 COM
15V+ 5V+ COM AI5 AI4 AI3 AI2 AI1 COM
Superheat controller
EKE 1C - 080G5400
Pressure Transmitter
Ratiometric 0.5 – 4.5 V
AKS cable
connection
060G1034
NTC (S3 / S4)
(optional)
AI4 (V / I)
NTC / PT1000
NTC / PT1000 (S2)
e.g. AKS 32R
(S3 / S4) (optional)
(COM)
(DI2)
(COM)
(DI1 (ON/OFF*)
Master controller
RS485 RTU MODbus
CANbus local network
CANbus
MMIGRS2 display
080G0075 (optional)
MMIMYK
Gateway
KoolProg
PC tool
EKE
master
controller
CAN RJ
Supervisor
network
5.3.1 EKE 1C - Front board connection overview
080G0294 (optional)
* Note: If Dl1(On/O) switch
is not used it must be short
circuited