Great Plains 3N-4025P Operator Manual - Manual (Page 113)

4/23/2010 196-286M
111 Veris Drive Operating Instructions
20” 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
1492
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 15.7
20,699 15.2
21,495 14.6
22,308 14.1
22,355 14.0 Not Recommended
23,134 13.6 45
23,286 13.5 46
24,024 13.1 47
24,299 12.9 48
24,985 12.6 49 46
26,026 12.1 51 47
27,004 11.6 53 49 45
27,157 11.5 53 50 46
28,004 11.2 55 51 47
28,178 11.1 55 51 47
29,082 10.8 57 53 49 45
29,222 10.7 57 53 49 45
29,352 10.7 58 54 49 45
29,414 10.7 58 54 50 45
30,245 10.4 59 55 51 47
30,346 10.3 60 55 51 47
30,440 10.3 60 56 51 47
30,527 10.3 60 56 51 47
31,505 10.0 62 57 53 49
31,560 9.9 62 58 53 49
31,610 9.9 62 58 53 49
31,657 9.9 62 58 53 49
31,701 9.9 62 58 53 49
32,875 9.5 65 60 55 51 46
34,092 9.2 67 62 57 53 48
34,139 9.2 67 62 57 53 48
34,190 9.2 67 62 58 53 48
34,245 9.2 67 62 58 53 48
34,304 9.1 67 63 58 53 48
35,404 8.9 70 65 60 55 50 45
35,505 8.8 70 65 60 55 50 45
35,614 8.8 70 65 60 55 50 45
35,733 8.8 70 65 60 55 50 45
36,742 8.5 72 67 62 57 52 46
36,820 8.5 72 67 62 57 52 46
36,984 8.5 73 67 62 57 52 47
37,163 8.4 73 68 63 57 52 47
38,354 8.2 75 70 65 59 54 48
38,592 8.1 70 65 60 54 49
39,796 7.9 73 67 61 56 50 45
40,021 7.8 73 67 62 56 51 45
41,526 7.6 70 64 58 52 47
43,256 7.3 73 67 61 55 49
44,478 7.1 75 69 62 56 50
44,986 7.0 69 63 57 50
46,411 6.8 72 65 59 52 46
46,717 6.7 72 66 59 52 46
48,345 6.5 75 68 61 54 47
48,447 6.5 Not Recommended 75 68 61 54 48
50,279 6.2 71 63 56 49
52,213 6.0 73 66 59 51
54,147 5.8 68 61 53
20” Rows
12 FINGER METER