Troxler EGauge Combo 4540 User Manual (English)

Other manuals for Troxler EGauge Combo 4540

Questions and Answers:

D
Dylan ShepherdAug 17, 2025
Why does my Troxler EGauge Combo 4540 Measuring Instruments gauge turn off after it is turned on?
- D
  dsawyerAug 17, 2025
  If your Troxler Measuring Instruments gauge turns off shortly after being turned on, it could be due to a few reasons. First, the gauge automatically shuts down after five hours of inactivity to conserve power; try turning it on again. Second, if the gauge got wet, do not attempt to turn it on until it is completely dry to prevent damage. Finally, if the battery voltage is below 5.5 volts, recharge or replace the batteries.
K
Kimberly DrakeAug 20, 2025
Why are the Troxler Measuring Instruments gauge readings erratic?
- R
  Rebecca WilliamsAug 20, 2025
  Erratic readings on your Troxler Measuring Instruments gauge can stem from several factors. Ensure the source rod is correctly placed in the desired measurement position. Confirm the gauge is dry. A four-minute count time offers the best precision. Perform a statistical stability test; if it passes, continue with your work. If the test fails two out of three times, contact a Troxler Service Center.
J
John MckayAug 23, 2025
How to fix Troxler EGauge Combo 4540 Measuring Instruments gauge fails standard counts?
- M
  Marissa RodriguezAug 23, 2025
  To address a failed standard count on your Troxler Measuring Instruments gauge, first, ensure you're following the standard count guidelines. If it fails again, repeat the standard count. Should it still fail, contact a Troxler service center or representative.
S
Samantha HolmesAug 26, 2025
Why is the battery life short after recharging my Troxler EGauge Combo 4540?
- I
  isaac06Aug 26, 2025
  If you're experiencing short battery life after recharging your Troxler Measuring Instruments, verify you're using the correct charger and that the charging icon is visible on the display's top-right corner. Keep in mind that NiMH batteries have a lifespan of about 500 full charge cycles. Also, the AC charger might be faulty, so check its voltage output with a voltmeter or use the DC charger.
M
Maria HubbardAug 28, 2025
What to do if Troxler EGauge Combo 4540 shows 'Bad Checksum! Default Settings Restored'?
- T
  Tasha MarshallAug 28, 2025
  If your Troxler Measuring Instruments displays a 'Bad Checksum! Default Settings Restored' error, it means the gauge settings or project data were corrupted, and the device has reverted to factory settings. To resolve this, set up your user preferences again, such as measurement mode and count time.
J
jenniferparkAug 31, 2025
Why are there no density readings on my Troxler Measuring Instruments?
- S
  stephaniecarrollAug 31, 2025
  If your Troxler Measuring Instruments isn't providing density readings, it could be due to an electronic problem, such as a failure of the detector preamplifier. Another possibility is that the gauge has become wet; ensure it is completely dry before storing it.
J
Johnny JacksonSep 3, 2025
What to do if the Troxler Measuring Instruments cannot close file after writing?
- S
  Shelley DavidSep 3, 2025
  If your Troxler Measuring Instruments cannot close a file after writing, it means an error occurred while saving data to the USB device. Try saving the data again. If the error continues, use a different USB storage device.
M
Megan HarveySep 5, 2025
What to do if the Troxler EGauge Combo 4540 shows 'Cannot Initialize Media'?
- J
  Jordan ArnoldSep 5, 2025
  If your Troxler Measuring Instruments displays 'Cannot Initialize Media', there was an error accessing the USB storage device. Check that the USB device is correctly installed. If the error persists, try using a different USB storage device.
V
Victoria WellsSep 8, 2025
What to do if the Troxler Measuring Instruments shows 'Cannot Write to the File'?
- L
  Laura OrtizSep 8, 2025
  If your Troxler Measuring Instruments displays 'Cannot Write to the File', an error occurred when attempting to save data to a USB storage device. Try to store the data again. If the error continues, try a different USB storage device.
E
ewestSep 12, 2025
What to do if the Troxler EGauge Combo 4540 shows 'Cannot Open Printer'?
- M
  Matthew JonesSep 12, 2025
  If your Troxler Measuring Instruments displays 'Cannot Open Printer', there was an error communicating with the USB printer. Verify the printer is powered on and properly connected to the USB port, and ensure the printer is compatible with the gauge.

Troxler EGauge Combo 4540 Specifications

General

Brand	Troxler
Model	EGauge Combo 4540
Category	Measuring Instruments
Language	English

Summary

Chapter 1: Introduction

Gauge Parts and Accessories

Lists and describes the gauge and its standard accessories.

Unpacking and Inspection

Provides instructions for inspecting the gauge and its components upon receipt.

Chapter 2: Theory of Operation

Mode of Operation

Explains the direct transmission and backscatter modes used by the gauge.

Moisture Measurements

Details how the gauge measures moisture content using a probe.

Offsets

Explains the use of density, trench, and moisture probe offsets for adjusting readings.

Chapter 3: Preparing for Use

Control Panel

Describes the gauge's control panel, including the LED screen and keypad functions.

Source Rod Positions

Details the different positions of the source rod (SAFE, background, backscatter, direct transmission).

Charging the Gauge

Provides instructions for charging the gauge's rechargeable NiMH battery pack.

Turning the Gauge On

Guides the user through powering on the gauge, including self-test and warm-up.

Chapter 4: Using the Gauge

Site Preparation

Outlines procedures for preparing test sites for asphalt and soil measurements.

Taking the Standard Count

Details the procedure for performing daily standard counts to ensure gauge accuracy.

Taking Measurements

Covers the general process for taking measurements, including precautions and data storage.

Taking Density Measurement

Guides the user through the process of taking density measurements with the gauge.

Chapter 5: Setup Menu

Setup Menu

Provides an overview of the Setup menu and how to access its features.

Count Time

Explains count time settings and their impact on measurement precision.

Stat Test

Explains how to perform a statistical stability test to validate gauge operation.

Drift Test

Details how to perform a drift test to check for long-term measurement drift.

Chapter 7: Calibration Offsets

About Offsets

Explains what offsets are and when they are used to adjust gauge readings.

Density Offset

Describes how to enable, disable, or change the density offset.

Chapter 8: Project Data

Project Menu

Overviews project management functions like selecting, viewing, creating, and erasing projects.

Auto-Store

Explains how the Auto-Store function automatically saves measurement data.

Chapter 9: Extended Menu

Extended Menu

Introduces the Extended Menu and its various functions.

Software Reset

Resets user setup values to factory defaults without affecting calibration data.

Appendix A: Maintenance & Troubleshooting

Troubleshooting

Provides solutions for common gauge problems like failed counts or no readings.

Error Messages

Details gauge error messages, their possible causes, and recommended solutions.

Mechanical Maintenance

Covers procedures for keeping the gauge in good working order, including cleaning.

Appendix B: Specifications

Radiological Specifications

Details specifications related to the gamma source, shielding, and dose rates.

Mechanical Specifications

Provides physical dimensions, weight, operating temperature, and humidity.

Appendix D: Radiation Information & Safety

Radiological Information

Explains the radioactive source and radiation levels, stating no special precautions are needed for operation.

Emergency Procedures

Outlines steps to follow if the gauge is lost, stolen, or damaged.

Gauge Use Precautions

Lists essential safety precautions for handling, storing, and operating the gauge.

Appendix F: Standard Count Log

Standard Count Log

Provides a form to guide the recording of daily standard counts for gauge stability verification.

Appendix G: Global Positioning System (GPS)

GPS Accuracy

Explains the accuracy of the optional GPS receiver and factors affecting it.

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