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Troxler 4640-B User Manual

Troxler 4640-B
140 pages
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Manual of Operation and Instruction
Model 4640-B
Thin Layer
Density Gauge
Troxler Electronic Laboratories, Inc.
P.O. Box 12057 3008 Cornwallis Road
Research Triangle Park, NC 27709
Phone: (919) 549-8661 Fax: (919) 549-0761
www.troxlerlabs.com

Table of Contents

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Troxler 4640-B Specifications

General IconGeneral
BrandTroxler
Model4640-B
CategoryMeasuring Instruments
LanguageEnglish

Summary

Troxler Service Centers

How to Use This Manual

Conventions Used in This Manual

Document Conventions

Explains symbols and formatting used in the manual, including warnings and notes.

Attention Gauge Owner

Chapter 1 General Information

Introduction to the Model 4640-B Gauge

Provides a brief overview of the gauge's capabilities and purpose.

Gauge Parts and Accessories

Identifies and describes the components and accessories included with the gauge.

Model 4640-B Keypad Layout

Details the function and layout of the gauge's 22-key keypad.

Unpacking and Inspection Procedures

Instructions for inspecting the gauge and its components upon receipt.

Storage Site Selection Guidelines

Recommendations for safely storing the gauge and its components.

Chapter 2 Theory of Operation

Gauge Operation Theory: Backscatter Gamma Radiation

Explains how the gauge uses backscattered gamma radiation to measure density.

Chapter 3 Operating the Gauge

Daily Inspection Procedures

Steps for inspecting the gauge daily to ensure proper operation and safety.

Turning the Gauge On and Self-Test

Procedure for powering up the gauge and its initial self-test sequence.

Gauge Parameter Setup

Configuration of initial parameters like units, count time, and customer name.

Source Rod Positions: SAFE and Measurement

Description of the two positions for the source rod and their implications.

Standard Count Procedure

Instructions for performing the daily reference standard count for accuracy.

Site Preparation and Gauge Positioning

Guidance on preparing the test site and positioning the gauge correctly.

Taking a Measurement

Steps for performing a density measurement, including thickness and density parameters.

Chapter 4 Storing Project Data

Creating and Managing Projects

Procedures for creating, viewing, and erasing projects for data organization.

Storing a Measurement

How to save measurement data under the active project number.

Printing and Uploading Measurement Data

Instructions for printing or downloading project data to a computer.

Erasing Project Data

Process for removing project data from the gauge memory.

Chapter 5 The Shift Functions

Viewing Gauge Status

How to view current gauge settings and operational status.

Averaging Measurements

Method for averaging multiple readings for increased precision.

Project Function

Referencing project setup or viewing from shift functions.

Print Function

Referencing data printing or downloading procedures.

Erase Function

Referencing project data erasure procedures.

Special Calibration (SP. CAL.)

Procedure for re-calibrating the gauge for specific material types.

Offset Adjustment Function

Temporarily adjusting gauge readings for specific material mixes.

Calculator Function (CALC.)

Using the built-in four-function calculator on the gauge.

Recall Last Reading Function

Recalling the last measurement taken for review.

Chapter 6 Special Functions

Surface Voids Mode

Enabling mode for accurate readings on large aggregate mixes.

Recover Erase Function

Attempting to recover inadvertently erased project data.

Statistical Stability Test (Stat Test)

Validating normal gauge operation by checking reading stability.

Drift Test Procedure

Checking for long-term drift in gauge readings.

Setting Target Precision

Programming the gauge to increase count time for desired precision.

Print/Baud Setup

Configuring gauge for communication with printers or computers.

Units Function

Referencing unit selection for measurement display.

Battery Status Monitoring

Methods for displaying and checking the gauge's battery status.

Customer Name Setting

Referencing how to set the customer name displayed on startup.

Time/Date Setting

Referencing how to set the gauge's internal time and date.

Standard Mode Selection

Choosing between Single-Standard and Multi-Standard modes.

Viewing Standard Data

Referencing how to view stored standard counts.

Source Decay Calculation

Function to calculate theoretical standard counts considering source decay.

Erase Standard Counts

Erasing all standard counts from the gauge memory.

Appendix A Radiation Theory and Safety

Radiation Theory and Atomic Structure

Explains fundamental concepts of radiation, atomic structure, and terminology.

Radiation Safety Principles

Discusses types of radiation, limiting exposure, monitoring, and safety practices.

Appendix B 4640-B Specifications

Measurement Specifications and Gauge Precision

Details on measurement accuracy, precision, and related parameters.

Radiological Specifications

Information on the gamma source, shielding, and radiation profiles.

Electrical Specifications

Details on power supply, display, keypad, and serial data format.

Mechanical Specifications

Information on gauge dimensions, weight, and operating temperatures.

Appendix C Periodic Maintenance and Service

Troubleshooting Common Issues

Guidance for diagnosing and resolving common gauge problems.

Battery Charging and Use

Procedures for charging batteries and using alkaline battery options.

Leak Testing Procedure

Instructions for performing periodic leak tests on the radioactive source.

Mechanical Maintenance and Cleaning

Procedures for cleaning and maintaining mechanical parts of the gauge.

Replacement Parts List

List of available part numbers and descriptions for the gauge.

Available Accessories

List of part numbers and descriptions for optional accessories.

Maintenance Supplies

List of part numbers for maintenance consumables like lubricants.

Returning the Gauge for Service

Instructions and information required when sending the gauge for repair.

Troxler Service Centers

Contact information for Troxler service locations worldwide.

Appendix D Transportation and Shipping

U.S. Shipping Requirements

Regulations and documentation needed for shipping the gauge in the U.S.

U.S. Shipping Forms

Examples and explanations of required shipping forms for U.S. transport.

Canadian Shipping Requirements

Regulations and guidelines for shipping the gauge into or within Canada.

Appendix E Unit Conversion

Measurement Unit Conversions

Conversions for length, weight, and density units.

Radiological Unit Conversions

Conversions for radioactivity units like curies to becquerels.

Appendix F Printing (Uploading) Project Data

Printing Data via Windows 95/98 HyperTerminal

Step-by-step guide for transferring data using HyperTerminal.

Printing Data via Windows 3.1 Terminal

Instructions for transferring data using the Windows 3.1 Terminal program.

Viewing Uploaded Project Data

How to view project data after it has been transferred to a computer.

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