Preparing for operation
61
Guide values
We have compiled a table for selected seeds that contains guide va-
lues for the adjustments of negative pressure and overpressure:
Seed
Seed disc
Fan
Type
Calibration
Model
Number of holes in the
seed disc
Diameter of the
holes [mm]
Negative
pressure
[mbar]
Overpressure
[mbar]
Chicory
1.25-1.50
8005
80
0.5
30
40
1.50-1.75
8006
80
0.6
30 - 40
40
Corn salad
1.25-2.00
8006
80
0.6
30
40
Fennel
–
6012
60
0.6
30
40
–
8012
80
0.8
Cucumber
2020
20
2
40-50
-
Cabbage
1.50-1.75
2008
20
0.8
30
40
4008
40
0.8
30
2.00-2.25
2010
20
1
30
30
4010
40
1
30
Poppy
1.25-1.50
8008
80
0.8
25-30
40
6008
60
0.8
25-30
Carrots
1.00-1.60
8006
80
0.6
30
40 - 50
16006
80
0.6
30
40 - 50
1.60-2.00
8008
80
0.8
30-40
40 - 50
16008
160
0.8
30-40
Carrots, pelleted
2.00-2.50
8010
80
1
40
30
Parsley
0.75-1.00
8005
80
0.5
30
40
1.50-1.75
8008
80
0.8
40
30
1.75-2.25
8010
1
40
1
40
20
Garden radish
2.50-2.75
8012
80
1.2
30-40
20
2.75-3.00
8012
1.2
1.2
35 - 45
20
3.00-3.25
8015
1.5
1.5
40 - 50
20
Winter radish
2.75-3.25
8015
80
1.5
40
-
6015
60
1.5
Beetroot
3.00-4.00
8020
80
2
30-40
-
6020
60
2
Beet
3.25-4.25
2020
20
2
35-40
-
Turnips
3.25-4.75
2020
20
2
40
-
Lettuce
0.75-1.00
2005
20
0.5
30
40
4005
40
0.5
Asparagus
2.50-3.50
2020
20
2
30
-
3.50-4.00
2020
2
2
40
-
Spinach
2.50-3.50
4015
40
1.5
40
-
Tomatoes
2.00-2.25
4010
40
1
40
20
6010
60
1
Onions
2.00-2.25
8010
80
1
40
30
