Danfoss EKE 1A User Manual

Figure 3: EKE 1A connection overview
–/
~
+/
~
GND
Bat+
A1
A2
B1
B2
NO1
C1 NC1
–/~
+/~
GND
Bat+
A1
A2
B1
B2
NO1
C1 NC1
–
+
+
V
–/
~
+/~
GND Bat+
A1
A2 B1 B2
NO1 C1
NC1 –/
~
+/~
GND Bat+
A1
A2 B1 B2
NO1 C1
NC1
COM
5V+ DI2
DI1 CO
M
AI4
AI3
AI2
DI3 CO
M
CAN RJ
COM
5V+ DI2
DI1 CO
M
AI4
AI3
AI2
DI3 CO
M
CAN RJ
1
2
3
C
CAN RJCAN RJ
COM
5V+
DI2 DI
1
COM AI
4
AI
3
AI2 DI3 COM
CAN RJ
COM
5V+
DI2 DI
1
COM AI
4
AI
3
AI2 DI3 COM
C1 NC1
Power
C1 NO1
Power
fu
Master controller Optional
Pressure Transmitter
Ratiometric 0.5 – 4.5 V
AKS cable
connection
060G1034
e.g. AKS 32R
Power supply
24 V AC
± 20%
24 V DC
± 20%
2.5 A
T se
(optional)
Batt
backup
(optional)
ON/OFF
solenoid
valve
Alarm
orange
yellow
red
black
brown
black
orange
yellow
Relay
Normally open or
normally closed
(optional)
white
black
red
green
ETS 6 valve
ETS 5M
ETS / KVS
Colibri ®
CCMT / CTR valve
MMIGRS2 Display
MMIMYK
Gateway
080G0294 (optional)
CANbus
DI2
DI1 (ON/OFF)*
COM
AI4 (voltage)
NTC (S2)
DI3
CAN RJ
080G0075 (opt.)
KoolProg PC tool
Danf
oss
80G311.10
18
Superheat controller
EKE 1A - 080G5300
*Note; IF Dl1(ON/Off)
switch is not used it
must be turned off in
Dl1 parameter
configuration
Table 6: EKE 1A pinout
COM
Common
DI3
Digital input 3
Software congurable DI
AI2
Analog input NTC 10K
S2
AI3
Analog inputs 0 – 5 V / Ratiometric pressure transmitter
Pe
AI4
analog inputs 0 – 10 V
External Reference signal
COM
Common
DI1
Digital input 1
Main switch (hardware)
DI2/3
Digital input 2 and 3
Software congurable DI
5V+
Power output for Ratiometric pressure transmitter 0 – 5V
COM
Common

NOTE:
• If Dl1(On/O) switch is not used it must be short circuited
• EKE 2U Backup power module is recommended to use to ensure closure of the electronic valves. in case of power
failures
Superheat controller, Type EKE 1A, 1B, 1C, 1D
© Danfoss | Climate Solutions | 2022.06 BC398828796060en-000101 | 8

Danfoss EKE 1A Specifications

General

Brand	Danfoss
Model	EKE 1A
Category	Controller
Language	English