3
* Parameters ALFA(NET) 52
Para-
Meter
Description Parameter
Range
Standard
value
01
02
03
Function relay 1
Function relay 2
Function relay 3
1=Cool
2=Heat
3=Alarm
1=Cool
2=Heat
3=Alarm
1=Cool
2=Heat
3=Alarm
1
1
3
05
06
Offset temperature sensor-1
Offset temperature sensor-2
-15..+15
C
-15..+15
C
0
0
10
11
12
13
14
15
Switching differential relay 1
Set point offset relay 1
Switching differential relay 2
Set point offset relay 2
Switching differentia relay 3
Set point offset relay 3
0.1..15
-15..+15
0.1..15
-15..+15
0.1..15
-15..+15
0.5
0
0.5
0
0.5
0
20
21
22
23
24
Switch on delay cooling
Switch off delay cooling
Parameter 20/21 in Sec. or Min.
Minimum on-time cooling
Minimum off-time cooling
0..99
0..99
0=Seconds
1=Minutes
0..99 Minutes
0..99 Minutes
0
0
0
0
0
25
26
Minimum set point
Maximum set point
0..+100
C
0..+100
C
0
+100
30
31
32
33
34
35
36
37
38
39
40
41
42
Alarm type thermostat-1 (to set point)
Minimum alarm set point-1
Maximum alarm set point-1
Time delay minimum alarm-1
Time delay maximum alarm-1
Alarm type thermostat-2 (to set point)
Minimum alarm set point-2
Maximum alarm set point-2
Time delay minimum alarm-2
Time delay maximum alarm-2
Relay function alarm relay
Reset alarm relay after recovering alarm
Reset alarm relay after manual reset
0= None
1= Absolute
2= Relative
0..+100
C
0..+100
C
0..99 min.
0..99 min.
0= None
1= Absolute
2= Relative
0..+100
C
0..+100
C
0..99 min.
0..99 min.
0= Watch
1= Control
0= No
1= Yes
0= No
1= Yes
1
0
+100
0
0
1
0
+100
0
0
0
0
0
0
45
46
47
Start up delay after power failure
Forced relay-1 on at sensor-1 failure
Forced relay-2(,3) on at sensor-2
failure
0..99 Minutes
0= No, 1=Yes
0= None
2= Relay-2 on
3= Relay-3 on
0
0
90
95
96
97
98
99
Network number
Software version
Production year
Production week
Serial number (x1000)
Serial number (units)
1..255
0..255
00..99
1..52
0..255
0..999
1
0
0
1
0
0
