Great-plains YP2425A Material Rate User Manual download pdf (Page 37)

Great Plains Manufacturing, Inc. Table of Contents Metric Charts Volumetric Seeding 35

2012-02-29 Table of Contents Metric Charts 401-626B

8. Press the Channel Setup softkey.

9. Select Channel 1.

10. Change the channel to “GRAN SEED CONTROL”

11. When switching from planter control to granular seed

control, the Gear Ratio will default to 1. Reset this

value to 1.9. # Seed Rows will default to 0. Reset to

number of active rows.

12. At the Channel Setup screen, press the

Valve Calibration softkey.

Follow the on-screen instructions to run a valve

calibration.

Note: This is not the same as Spreader Constant

calibration (step 25). Valve Cal MUST BE done

any time the monitor is switched into Granular

Seed Control mode.

13. When the calibration is complete, press the

Channel Setup softkey to return to the

Channel Setup screen.

14. Press the Control Setup softkey.

15. Press the material labelled “SPLIT AIR”.

16. Reset the target rate to the meter pressure

suggested by the Hydraulic Rate Charts on page 38

(typically 2.0 or 2.5 inches of water pressure).

17. Press the Work Screen softkey to return to the

main work menu.

Figure 18

Channel Setup Screen

31649e

Channel Setup

Setup

Item

Value or

Default

Comments

Type

GRAN SEED

CONTROL

This means not singulated,

and monitor controls rate. This

Type must match the Type of

any material metered this way.

Material

Name

<list>

Displays a choice of GRAN

SEED CONTROL materials

from Material Library

Control

Mode

Auto

Drive Type PWM 1

Drive

Frequency

100 Hz

Input Filter 50%

Gear Ratio

1.9

See the DICKEY-john

Quick

Start Guide for your planter

model and row spacing.

Sensor

Constant

360

# Seed

Rows

<planter

speciﬁc>

Use the number of active

rows.

Channel

Width

Active row spacing times

active row count

Precharge 0

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 69 70

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Great-plains YP2425A Material Rate User Manual Page 37

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