3
* Parameters ALFA 59
Para-
meter
Description Parameter
Range
Default
Value
01
02
03
Function Relays 1
Function Relays 2
Function Relays 3
1=Humidify
2=Dehumidify
3=Alarm
1=Humidify
2=Dehumidify
3=Alarm
1=Humidify
2=Dehumidify
3=Alarm
1
2
3
05
Offset Humidity sensor
-15..+15%RH
0
10
11
12
13
14
15
Switching differential relay 1
Switching offset relay 1
Switching differential relay 2
Switching offset relay 2
Switching differential relay 3
Switching offset relay 3
1..15%RH
-15..+15%RH
1..15%RH
-15..+15%RH
1..15%RH
-15..+15%RH
1
0
1
0
1
0
20
21
Minimum set point
Maximum set point
0..100%RH
0..100%RH
0
100
30
31
32
33
34
35
36
37
Alarm mode
Minimum alarm set point
Maximum alarm set point
Time-delay minimum alarm
Time-delay maximum alarm
Function alarm relay
Auto reset alarm after failure
recovering
Manual reset alarm relay with set key
0= None
1= Absolute
2= Relative
0..100%RH
0..100%RH
0..99 min.
0..99 min.
0= fail safe al.
1= control al.
0= No
1= Yes
0= No
1= Yes
1
0
100
0
0
0
0
0
40
41
Control-delay after power failure
Forced relay function at sensor failure
0..99 min.
0= None
1= Humidify
2= Dehumidify
0
0
95
96
97
98
99
Software version
Production year
Production week
Serial number (x1000)
Serial number (units)
0..255
00..99
1..52
0..255
0..999
0
0
1
0
0
(c) VDH Products BV
