Great Plains 3N-4025P Operator Manual - Manual (Page 115)

4/23/2010 196-286M
113 Veris Drive Operating Instructions
Twin Row 30” 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 21.0 59 55 50 46
20,699 20.2 61 57 52 48
21,495 19.5 63 59 54 50 45 Not Recommended
22,308 18.7 66 61 56 52 47
22,355 18.7 66 61 56 52 47
23,134 18.1 68 63 58 54 49
23,286 18.0 69 64 59 54 49
24,024 17.4 71 66 61 56 51 45
24,299 17.2 72 66 61 56 51 46
24,985 16.7 74 68 63 58 53 47
26,026 16.1 71 66 60 55 49
27,004 15.5 74 68 63 57 51 45
27,157 15.4 74 69 63 57 51 46
28,004 14.9 71 65 59 53 47
28,178 14.8 71 65 59 53 47
29,082 14.4 73 67 61 55 49
29,222 14.3 74 68 61 55 49
29,352 14.2 74 68 62 56 49
29,414 14.2 74 68 62 56 50
30,245 13.8 70 64 57 51 45
30,346 13.8 70 64 57 51 45
30,440 13.7 70 64 58 51 45
30,527 13.7 71 64 58 51 45
31,505 13.3 73 66 60 53 46
31,560 13.3 73 66 60 53 46
31,610 13.2 73 67 60 53 47
31,657 13.2 73 67 60 53 47
31,701 13.2 73 67 60 53 47
32,875 12.7 69 62 55 48
34,092 12.3 72 65 57 50
34,139 12.2 72 65 57 50
34,190 12.2 72 65 58 50
34,245 12.2 72 65 58 50
34,304 12.2 72 65 58 51
35,404 11.8 75 67 60 52
35,505 11.8 75 67 60 52
35,614 11.7 75 67 60 52
35,733 11.7 75 68 60 53
36,742 11.4 70 62 54
36,820 11.4 70 62 54
36,984 11.3 70 62 54
37,163 11.3 Not Recommended 70 63 55
38,354 10.9 73 65 56
38,592 10.8 73 65 57
39,796 105 75 67 59
40,021 10.4 67 59
41,526 10.1 70 61
43,256 9.7 73 64
44,478 9.4 75 66
44,986 9.3 66
46,411 9.0 68
46,717 9.0 69
48,345 8.6 71
48,447 8.6 71
50,279 8.3 74
52,213 8.0
54,147 7.7
Twin Row 30”
6 FINGER METER
High Population