Danfoss AK-CC55 User Manual

Function
Description
Values
Code
Short name
Humidity sensor -
Min signal
h29
h29 RH Min Value
Humidity sensor -
Max signal
h30
h30 RH Max Value
Humidity ctrl. at de-
frost
Select how to control humidity during defrost:No: Hu-
midity control is stopped during defrostYes: Normal
humidity control is running during defrost
0=No, 1=Yes
h28
h28 RH CtrlAtDef
Humidity max.
temp.
Maximum limit for thermostat air temperature in or-
der for humidity control to run (frost limit)
h32
h32 RH Max temp.
Humidity min. temp.
Minimum limit for thermostat air temperature in or-
der for humidity control to run (frost limit)
h33
h33 RH Min temp.
Injection control
Table 32: Injection control
Function
Description
Values
Code
Short name
Control state A
Readout of the actual control state of the controller
0=Normal ctrl., 1=Hold after defrost, 2=Min ON timer,
3=Min OFF timer, 4=Drip o, 10=Main switch OFF,
11=Thermostat cut-out, 12=Frost protection S4,
13=Not_used, 14=Defrost, 15=Fan delay, 17=Door
open, 18=Melt period, 19=Modulating temp. control,
20=Emergency control, 23=Adaptive superheat con-
trol, 24=Start injection, 25=Manual control, 26=No re-
frigerant selected, 16=Forced closing, 29=Case clean-
ing, 30=Forced cooling, 31=Door open, 32=Power-up
delay, 33=Air heating, 45=Shut down controller,
48=Adaptive liquid control
u00
u00 Ctrl. state
Thermostat air
temp. A
Thermostat temperature
u17
u17 Ther. air
S3 Air ON evap. A
Actual sensor value
u12
u12 S3 air temp.
S3 Air ON evap. B
Actual sensor value
u76
u76 S3 airtemp B
S4 Air OFF evap. A
Actual sensor value
u16
u16 S4 air temp.
EEV opening A
Actual status of output function
u23
u23 EEV OD %
Liquid line solenoid
Actual status of output function
0=OFF, 1=ON
U95
U95 LLSV
Pe Evap. pressure
Actual sensor signal
u25
u25 EvapPress Pe
Te Evap. temp.
Temperature converted from pressure
u26
u26 EvapTemp Te
S2 Gas outlet A
Actual sensor value
u20
u20 S2 temp.
Superheat A
Readout of actual superheat at the outlet of the evap-
orator
u21
u21 Superheat
Superheat reference
A
Readout of the actual superheat reference
u22
u22 SuperheatRef
Min. superheat limit
Min. value for the superheat reference
n10
n10 Min SH
Max. superheat limit
Max. value for the superheat reference
n09
n09 Max SH
MOP temperature
MOP temperature. The valve opening degree is re-
duced until the evaporating temperature reaches the
set MOP limit. If no MOP function is required, select
the highest value that corresponds to OFF
n11
n11 MOP temp.
AKV Period time
Period time for the pulse width modulation
n13
n13 AKV Period
Min. superheat liq-
uid ctrl A
Min. value for the superheat reference during adap-
tive liquid control
P87
P87 SH Min Liq.
Max. superheat liq-
uid ctrl. A
Max. value for the superheat reference during adap-
tive liquid control
P86
P86 SH Max Liq.
LLSV closing delay
Closing delay for liquid line solenoid valve
P92
P92 LLSV OFF del
© Danfoss | Climate Solutions | 2021.02 BC364229688105en-000101 | 53
AK-CC55 Single Coil and Single Coil UI

Danfoss AK-CC55 Specifications

General

Brand	Danfoss
Model	AK-CC55
Category	Controller
Language	English