Danfoss EKE 1C User Manual

Figure 7: Connection for 4 - 20 mA

NOTE:
• EKE 2U Backup power module is recommended to ensure closure of the electronic valves. in case of power failures
• If Dl1(On/O) switch is not used it must be short circuited
• EKE 1A/1B/1D only support Ratiometric 0.5 to 4.5V pressure transmitter
Figure 8: EKE 1D connection overview
Danfoss 80G318.10
COM 5V+ DI2 DI1 COM AI4 AI3 AI2 DI3 COM
L H GND
CAN RJ
–/~ +/~ GND Bat+ A1 A2 B1 B2 NO1 C1 NC1
COM 5V+ DI2 DI1 COM AI4 AI3 AI2 AI1 COM
CAN RJ
–/~ +/~
GND Bat+ A1 A2 B1 B2
NO1 C1 NC1
–
+
+
18 V
1
2
3
COM 5V+ DI2 DI1 COM AI4 AI3 AI2 DI3 COM
L H GND
CAN RJ
–/~ +/~ GND Bat+ A1 A2 B1 B2 NO1 C1 NC1
COM 5V+ DI2 DI1 COM AI4 AI3 AI2 AI1 COM
CAN RJ
–/~ +/~ GND Bat+ A1 A2 B1 B2 NO1 C1 NC1
C1
NC1
Power
C1
NO1
Power
Superheat controller
EKE 1D - 080G5360
Master controller
Pressure transmitter
e.g. AKS 32R
Power supply
24 V AC
± 20%
24 V DC
± 20%
2.5 A
T fuse
(optional)
Batt
backup
(optional)
ON/OFF
solenoid
valve
Alarm
Relay
Normally open or
normally closed
(optional)
AKS Cable
connection
060G1034
used it must be short circuited
CANBus
CANBus
Supervisor
network
EKE
MMIGRS2 Display
MMIMYK
Gateway
KoolProg
PC tool
080G0294 (optional)
CANBus
0
80G0075 (opt.)
DI2
DI1 (ON/OFF)*
COM
AI4 (0 / 10 V)
NTC (S2)
NTC (S3/S4)
Optional
CAN RJ
orange
yellow
red
black
brown
black
orange
yellow
white
black
red
green
ETS 6 valve
ETS 5M
ETS / KVS
Colibri ®
CCMT / CTR valve
Superheat controller, Type EKE 1A, 1B, 1C, 1D
© Danfoss | Climate Solutions | 2022.06 BC398828796060en-000101 | 12

Danfoss EKE 1C Specifications

General

Brand	Danfoss
Model	EKE 1C
Category	Controller
Language	English