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* Parameters ALFANET 75.

Para-
meter

Description Parameter

Range

Default
Value

01
02
03
04
05
06
07

Switching differential
Minimum setpoint
Maximum setpoint
Read out above -10

C per 1

C

Offset Control-sensor
Read out Defrost-sensor
Offset Defrost-sensor

0,1..15,0

C

-50..+50

C

-50..+50

C

0=No, 1=Yes
-15,0..+15,0

C

-
-15,0..+15,0

C

0,5
-50
+50

0

0,0

-

0,0

10
11
12
13
14

Start-up delay Cooling 
Switch-off delay Cooling 
Parameter 10/11 in Sec. or Min.
Minimum on-time Cooling
Minimum off-time Cooling

0..99
0..99
0=Sec., 1=Min.
0..99 Minutes
0..99 Minutes

0
0
0
0
0

20
21
22
23
24

25
26
27

Switching differential Fan active
Switching differential Fan
Fan off as Compressor is off
Switch-off delay Fan
Defrost mode    0=only fan-relay, 
                1=only defrost-relay
Switch-on delay-temp. fan after defrost
Switch-on delay-time fan after defrost
Dripoff-time

0=No, 1=Yes
0..+50

C

0=No, 1=Yes
0..90 Minutes
0=Natural
1=Hotgas/Elec.
-50..+50

C

0..90 Minutes
0..90 Minutes

0

2,0

0
0
0

2,0

0
0

30
31
32
33
34
35

36
37

Defrost-interval-time
Maximum defrost-time
End of defrost temperature
Compressor on while defrosting
Defrosting on compressor-time
Temperature display locked during
 defrost cycle
Start with defrost after power-up
Defrost on-delay after power-up

1..99 Hours
0..99 Minutes
-50..+50

C

0=No, 1=Yes
0=No, 1=Yes
0=No, 1=Yes

0=No, 1=Yes
0..99 Minutes

12
15

2,0

0
0
0

0
0

40

41
42
43
44
45
46
47

Alarm mode

Minimum alarm setpoint
Maximum alarm setpoint
Time-delay minimum alarm
Time-delay maximum alarm
Control-delay after power failure
Compressor on at control-sensor failure
Compressor off at minimum alarm

0=None, 
1=Absolute
2=Relative
-50..+50

C

-50..+50

C

0..99 Minutes
0..99 Minutes
0..99 Minutes
0=No, 1=Yes
0=No, 1=Yes

1

-50
+50

0
0
0
0
1

52

Time-correction-factor (at realtime
 clock)

-99..+99

0

90
95
96
97
98
99

Network-number
Software version
Production Year
Production Week
Serial number (x1000)
Serial number (units)

1..31
0..255
00..99
1..52
0..255
0..999

1
-
-
-
-
-

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