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Dickey-John GAC 500XT User Manual

Dickey-John GAC 500XT
45 pages
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GAC®500XT
11001-1435-200701
i
TABLE OF CONTENTS
Safety Notices ...................................................................................................... 1
Introduction.......................................................................................................... 3
Testing Samples (Quick Start)........................................................................................... 3
Features............................................................................................................................. 3
Keypad Definitions............................................................................................................. 4
Power Key......................................................................................................................................... 4
Up and Down Arrow Keys................................................................................................................. 4
Enter Key .......................................................................................................................................... 4
Escape Key....................................................................................................................................... 4
Right and Left Arrow Keys ................................................................................................................ 4
Home Key ......................................................................................................................................... 4
Specifications..................................................................................................................... 5
Installation and Setup.......................................................................................... 7
Removing Shipping Screws............................................................................................... 7
Unit Positioning.................................................................................................................. 7
Power Connection ............................................................................................................. 8
Printing Capabilities ........................................................................................................... 8
Startup .................................................................................................................. 9
Settings............................................................................................................... 11
Units................................................................................................................................. 12
Selecting a Language...................................................................................................... 12
LCD Contrast................................................................................................................... 13
TW Bias Access Code ..................................................................................................... 14
Output Options................................................................................................................. 14
Selecting Grain................................................................................................... 17
Measuring Moisture........................................................................................... 19
Preparing To Measure Moisture ...................................................................................... 19
Loading the Hopper ......................................................................................................... 20
Grain Calibrations.............................................................................................. 23
Entering New Grain Calibrations ..................................................................................... 23
Modifying Grain Information............................................................................................. 24
Test Weight Bias.............................................................................................................. 24
Issue Number.................................................................................................................................. 25
Calibration Values (K1-K9).............................................................................................................. 26
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Dickey-John GAC 500XT Specifications

General IconGeneral
Temperature Range32°F to 122°F (0°C to 50°C)
Grain Temperature CorrectionAutomatic
DisplayLCD
Moisture Range5% to 40%
InterfaceRS-232
PowerAC adapter
Operating ModesMultiple grain calibrations
Accuracy±0.5%
Power Supply4 AA batteries or AC adapter

Summary

Safety Notices

Introduction

Testing Samples (Quick Start)

Provides a step-by-step guide for initial sample testing.

Features

Lists the major capabilities and functionalities of the GAC500XT unit.

Keypad Definitions

Explains the function of each key on the GAC500XT keypad.

Specifications

Installation and Setup

Removing Shipping Screws

Instructions for removing protective screws before unit operation.

Unit Positioning

Guidance on selecting an optimal location for the GAC500XT.

Power Connection

Details on how to connect the unit to a power source.

Printing Capabilities

Information regarding the unit's ability to print measurement results.

Startup

Settings

Units

How to change the measurement units (e.g., English/Metric).

Selecting a Language

Instructions for choosing the display language for the unit.

Printer Settings

Configuration options for connecting and using a printer.

LCD Contrast

Adjusting the brightness and contrast of the LCD display.

TW Bias Access Code

Setting or managing an access code for test weight bias adjustments.

Output Options

Customizing which data is printed on the ticket.

Selecting Grain

Measuring Moisture

Preparing to Measure Moisture

Steps to prepare the unit and sample before moisture measurement.

Loading the Hopper

Instructions for filling the unit's hopper with grain.

Grain Calibrations

Entering New Grain Calibrations

Process for adding new grain types and their calibration data.

Modifying Grain Information

How to edit existing grain data like name, issue number, and calibration values.

Test Weight Bias

Adjusting the test weight correction factor for accuracy.

Issue Number

Updating or checking the issue number for grain calibrations.

Calibration Values (K1-K9)

Guide to updating the K-numbers for specific grain calibrations.

Diagnostics

Cell Test

Performing tests on the unit's measurement cell.

Null Test, 5KHz, and 2MHz Tests

Running specific frequency tests on the cell.

Self Check Test

Running a self-diagnostic test on the unit's components.

Test Network

Performing network tests for unit functionality.

Temperature

Measuring the internal temperature of the unit.

Weight

Checking the weight measurement of the cell and grain.

Weight Check

Performing a detailed check of the weight measurement system.

Weight Table

Accessing pre-calibrated weight table data for diagnostics.

Display Test

Testing the functionality and pixels of the unit's display.

System Information

Viewing the unit's serial number, hardware, and software versions.

System Voltages

Checking the voltage levels within the GAC500XT for troubleshooting.

Troubleshooting

Shipping and Transportation

Procedures for safely shipping and transporting the GAC500XT.

Cleaning and Care

Guidelines for cleaning and maintaining the unit's components.

Error Codes

Explains GAC500XT error codes and their corrective actions.

Replacement Parts

Lists part numbers for common replacement components.

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