30” rows, 117 veris drive operating instructions – Great Plains 3N-4025P Operator Manual User Manual
Page 119
4/23/2010
196-286M
117
Veris Drive Operating Instructions
30” Row Spacing
For Round Corn optimum meter speed is 45 to 75 RPM
For Flat Corn optimum meter speed is 65 to 75 RPM ( Shaded Area)
Ground Speed
Calibration Number
995
High Range
Sprockets Combination
Seed
Population
(seeds/acre)
Seed
Spacing
(inches)
7 mph
6.5 mph
6 mph
5.5 mph
5 mph
4.5 mph
4 mph
3.5 mph
Motor
Driver
Mainshaft
Driven
Optimum
Meter
(rpm)
Optimum
Meter
(rpm)
Optimum
Meter
(rpm)
Optimum
Meter
(rpm)
Optimum
Meter
(rpm)
Optimum
Meter
(rpm)
Optimum
Meter
(rpm)
Optimum
Meter
(rpm)
21T
17T
19,960
10.5
59
55
50
46
20,699
10.1
61
57
52
48
Not Recommended
21,495
9.7
63
59
54
50
45
22,308
9.4
66
61
56
52
47
22,355
9.4
66
61
56
52
47
23,134
9.0
68
63
58
54
49
23,286
9.0
69
64
59
54
49
24,024
8.7
71
66
61
56
51
45
24,299
8.6
72
66
61
56
51
46
24,985
8.4
74
68
63
58
53
47
26,026
8.0
71
66
60
55
49
27,004
7.7
74
68
63
57
51
45
27,157
7.7
74
69
63
57
51
46
28,004
7.5
71
65
59
53
47
28,178
7.4
71
65
59
53
47
29,082
7.2
73
67
61
55
49
29,222
7.2
74
68
61
55
49
29,352
7.1
74
68
62
56
49
29,414
7.1
74
68
62
56
50
30,245
6.9
70
64
57
51
45
30,346
6.9
70
64
57
51
45
30,440
6.9
70
64
58
51
45
30,527
6.8
71
64
58
51
45
31,505
6.6
73
66
60
53
46
31,560
6.6
73
66
60
53
46
31,610
6.6
73
67
60
53
47
31,657
6.6
73
67
60
53
47
31,701
6.6
73
67
60
53
47
32,875
6.4
69
62
55
48
34,092
6.1
72
65
57
50
34,139
6.1
72
65
57
50
34,190
6.1
72
65
58
50
34,245
6.1
72
65
58
50
34,304
6.1
72
65
58
51
35,404
5.9
75
67
60
52
35,505
5.9
75
67
60
52
35,614
5.9
75
67
60
52
35,733
5.9
75
68
60
53
36,742
5.7
70
62
54
36,820
5.7
70
62
54
36,984
5.7
70
62
54
37,163
5.6
70
63
55
38,354
5.5
73
65
56
38,592
5.4
73
65
57
39,796
5.3
75
67
59
40,021
5.2
67
59
41,526
5.0
Not Recommended
70
61
43,256
4.8
73
64
44,478
4.7
75
66
44,986
4.6
66
46,411
4.5
68
46,717
4.5
69
48,345
4.3
71
48,447
4.3
71
50,279
4.2
74
52,213
4.0
54,147
3.9
30” Rows
12 FINGER METER
High Population