GE DM4E/DM4/DM4DL Ultrasonic Thickness Gauge User Manual


GE DM4E/DM4/DM4DL Ultrasonic Thickness Gauge User Manual - cover page
Brand
超声波测厚仪DM4E/DM4/DM4DL中文操作手册
Category
Other device
Document type
User Manual
Language
Chinese
Pages
17
File format
PDF
File size
1.7 MB
Published
16 March, 2012
Updated
17 April, 2012
MD5 checksum
12F7AC111A9A5CFB60D1ABA830AE730D

About this manual

This manual covers important safety notices, warranty information, and the basic principles of ultrasonic thickness measurement. It explains how the device uses ultrasonic pulse‑echo to determine material thickness and describes the functions of the probe, display, and control keys.

Detailed sections describe installation of the measurement tank, symbol meanings, gain control, calibration methods (single‑point, dual‑point, velocity), minimum‑value capture, upper/lower limit alarms, difference measurement, band‑pass filtering, and backlight operation. The document also provides troubleshooting tips and maintenance procedures. This manual is written in Chinese.

What's inside

  • Important Notice
  • Warranty
  • Features and Specifications
  • Installation of Measurement Tank
  • Control Keys and Symbol Definitions
  • Calibration Procedures
  • Gain Control
  • Upper/Lower Limit Alarm
  • Difference Measurement
  • Backlight Operation

Specifications

Resolution0.001 in / 0.01 in or 0.1 mm / 0.01 mm
Gain SettingsAUTO, Hi (high), Ned (medium), Lo (low)
Measurement ModesTHK (thickness), MIN (minimum value capture), VEL (velocity), dIF (difference)

Frequently asked questions

How should the probe be cleaned before use?

The probe must be cleaned and dried before each measurement; any debris or wear can cause incorrect thickness readings.

How is single‑point calibration performed?

Select the CAL/ON key, ensure the probe and material temperature match, then follow the single‑point calibration procedure shown in section 2.5.

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