Danfoss AK-CC55 - Advanced Defrost and Compressor Control; Full Adaptive Defrost and Melt Function; Compressor Control Modes

Single Coil - continued R-W Code 1 2 3 4 5 6 7 8 9 Min. Max. Fac. Actual
Manual control of output: Defrost 2 1-2** q22 1 0/Off 1/On 0/Off
Manual control of output: Heating element 1-2** q23 1 0/Off 1/On 0/Off
Manual control of output: Fan Eco 1-2** q24 1 0/Off 1/On 0/Off
Manual control of output: Drain 1-2** q25 1 0/Off 1/On 0/Off
Manual control of output: Humidity 1-2** q26 1 0/Off 1/On 0/Off
Manual control of output: Rail heat PWM 1-2** q27 1 1 1 1 1 1 1 1 1 0 % 100 % 0
Define which temperature measurement to display in
U72: 1=thermostat temperature, 2=alarm temperature,
3=S3, 4=S6
1-2* q39 1 1 1 1 1 1 1 1 1 1 4 2
Service
Control mode 0-0 u00 1 1 1 1 1 1 1 1 1
Temperature measured with S5 sensor
0-0 u09 1 1 1 1 1 1 1 1 1
Status on DI1 input. on/1=closed
0-0 u10 1 1 1 1 1 1 1
Actual defrost time (minutes)
0-0 u11 1 1 1 1 1 1 1 1 1
Temperature measured with S3 sensor
0-0 u12 1 1 1 1 1 1 1 1 1
Status on night operation (on or off) 1=on 0-0 u13 1 1 1 1 1 1 1 1 1
Temperature measured with S4 sensor 0-0 u16 1 1 1 1 1 1 1 1 1
Thermostat temperature 0-0 u17 1 1 1 1 1 1 1 1 1
Runtime of thermostat (cooling time) in minutes 0-0 u18 1 1 1 1 1 1 1 1 1
Temperature of evaporator outlet temp. 0-0 u20 1 1 1 1 1 1 1 1 1
Superheat across evaporator 0-0 u21 1 1 1 1 1 1 1 1 1
Reference of superheat control 0-0 u22 1 1 1 1 1 1 1 1 1
Opening degree of AKV valve 0-0 u23 1 1 1 1 1 1 1 1 1
Evaporating pressure Po (relative) 0-0 u25 1 1 1 1 1 1 1 1 1
Evaporator temperature To (Calculated) 0-0 u26 1 1 1 1 1 1 1 1 1
Temperature measured with S6 sensor
(product temperature)
0-0 u36 1 1 1 1 1 1 1
Status on DI2 input. on/1=closed 0-0 u37 1 1 1 1 1 1 1 1 1
Air temperature . Weighted S3 and S4
0-0 u56 1 1 1 1 1 1 1 1 1
Measured temperature for alarm thermostat
0-0 u57 1 1 1 1 1 1 1 1 1
Status on relay for cooling
0-0 u58 1 1 1 1
Status on relay for fan
0-0 u59 1 1 1 1 1 1 1 1 1
Status on relay for defrost
0-0 u60 1 1 1 1 1 1 1 1
Status on relay for rail heat
0-0 u61 1 1 1 1 1
Status on relay for alarm
0-0 u62 1 1 1 1 1 1 1
Status on relay for light
0-0 u63 1 1 1 1 1 1 1 1
Status on relay for valve in suction line
0-0 u64 1
Status on relay for compressor 2
0-0 u67 1
Temperature measured with S5B sensor
0-0 u75 1
Temperature measured with S3B sensor
0-0 u76 1 1
Status on relay for hot gas / drain valve
0-0 u80 1
Status on relay for night blinds
0-0 u82 1
Status on relay for defrost B
0-0 u83 1
Status on relay for heat function
0-0 u84 1
Readout of the actual rail heat effect via relay
0-0 u85 1 1 1 1 1 1 1 1 1
1: Thermostat 1 operating, 2: Thermostat 2 operating
0-0 u86 1 1 1 1 1 1 1 1 1
Status on high voltage input DI3
0-0 u87 1 1 1 1 1 1 1 1 1
Readout of thermostat's actual cut-in value
0-0 u90 1 1 1 1 1 1 1 1 1
Readout of thermostat's actual cut-out value
0-0 u91 1 1 1 1 1 1 1 1 1
© Danfoss | DCS (vt) | 2019.07
AN294432763974en-000201 | 15