Factory Setting - Danfoss EKC 315A User Manual

Define input signal on the analoge input AIA:
0: no signal,
1: Temperature setpoint. 0-20 mA
2: Temperature setpoint. 4-20 mA
3: Displacement of superheat reference. 0-20 mA
4: Displacement of superheat reference. 4-20 mA
Set supply voltage frequency
Select display for "normal picture"
1: Superheat
2: Valve's opening degree
3: Air temperature
Manual control of outputs:
OFF: no manual control
1: Relay for solenoid valve: select ON
2: AKV/A output: select ON
3: Alarm relay activated (cut out)
Working range for pressure transmitter – min.
value
Working range for pressure transmitter – max.
value
(Setting for the function o09)
Set the temperature value or opening degree
where the output signal must be minimum (0 or
4 mA)
(Setting for the function o09)
Set the temperature value or opening degree
where the output signal must be maximum (20
mA)
Refrigerant setting
1=R12. 2=R22. 3=R134a. 4=R502. 5=R717.
6=R13. 7=R13b1. 8=R23. 9=R500. 10=R503.
11=R114. 12=R142b. 13=User defined. 14=R32.
15=R227. 16=R401A. 17=R507. 18=R402A.
19=R404A. 20=R407C. 21=R407A. 22=R407B.
23=R410A. 24=R170. 25=R290. 26=R600.
27=R600a. 28=R744. 29=R1270.
Service
TQ valve's actuator temperature
Reference of the valve's actuator temperature
Analog input AIA (18-19)
Analog output AO (2-5)
Read status of input DI
Thermostat cut-in time
Temperature at S2 sensor
Superheat
Superheat reference
Read AKV valve's opening degree
Read evaporating pressure
Read evaporating temperature
Temperature at S3 sensor
Temperature reference
Read signal at pressure transmitter input
*) This setting will only be possible if a data communication module has been
installed in the controller.

Factory setting

If you need to return to the factory-set values, it can be done in this way:
- Cut out the supply voltage to the controller
- Keep both buttons depressed at the same time as you reconnect the supply voltage
EKC 315A
o10 0 4 0
o12 50 Hz 60 Hz 0
o17 1 3 1
o18 off 3 Off
o20 -1 bar 60 bar -1.0
o21 -1 bar 60 bar 12
o27 -70°C 160°C -35
o28 -70°C 160°C 15
o30 0 29 0
u04
u05
u06
u08
u10 on/off
u18
u20
u21
u22
u24
u25
u26
u27
u28
u29
Manual RS8CS302 © Danfoss 07-2005
The controller can give the following messages:
E1
E11
E15
E16
Error message
E17
E18
E19
E20
A1
Alarm message
A2
A11
°C
°C
mA
mA
min.
°C
K
K
%
bar
°C
°C
°C
mA
Fault in controller
Valve's actuator temperature outside its range
Cut-out S2 sensor
Shortcircuited S2 sensor
Cut-out S3 sensor
Shortcircuited S3 sensor
The input signal on terminals 18-19 is outside
the range.
The input signal on terminals 14-15 is outside
the range (P0 signal)
High-temperature alarm
Low-temperature alarm
No refrigerant has been selected
9