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10.4 Standard parameter settings
The standard parameter settings differ depending on the refrigerant. The tables below show the standard settings for refrigerant:
■
R134a
■
R134a and system with defrost
■
R404A
Making changes to these settings affects the functional safety of the system. Only make changes to the settings if you are familiar with
the outcome!
10.4.1 Regulation
Label Description
Refrigerant
Program level
R134a
R134a with defrost
R404A
1
2
HY
Differential
2
2
2
2
LS
Minimum set point
0
0
-20
1
US
Maximum set point
30
30
30
1
ot
Thermostat probe calibration
0
0
0
2
P2P
Evaporator probe presence
y
y
y
1
oE
Evaporator probe calibration
0
0
0
2
OdS
Outputs delay at start up
0
0
0
2
db
Dead band (neutral zone)
n
n
n
y in case of
heating kit
2
AC
Anti-short cycle delay
1
1
1
2
CCt
Continuous cycle duration
0
0
0
2
CCS
Set point for continuous cycle
0
0
0
2
COn
Compressor ON time with faulty probe
15
15
15
2
CoF
Compressor OFF time with faulty probe
30
30
30
2
10.4.2 Display
Label Description
Refrigerant
Program level
R134
R134a with defrost
R404A
1
2
CF
Temperature measurement unit
°C
°C
°C
2
rES
Resolution
dE
dE
dE
2
Lod
Probe displayed
P1
P1
P1
2
10.4.3 Defrost
Label Description
Refrigerant
Program level
R134
R134a with defrost
R404A
1
2
tdF
Defrost type
EL
in
in
2
dtE
Defrost termination temperature
2
5
5
1
idF
Interval between defrost cycles
1
3
3
1
MdF
(Maximum) length for defrost
8
5
5
1
dSd
Start defrost delay
0
0
0
2
dFd
Displaying during defrost
dEF
dEF
dEF
2
dAd
MAX display delay after defrost
1
1
1
2
Fdt
Draining time
1
1
1
1
dPo
First defrost after start-up
n
n
n
2
dAF
Defrost delay after fast freezing
0
0
0
2
