GE Ultrasonic USM Go User Manual

GE
Sensing & Inspection Technologies Ultrasonic
P/N 1259801 Rev. 1
July 2009
USM Go
Operator’s Manual

GE Ultrasonic USM Go Specifications

General

Brand	GE
Model	Ultrasonic USM Go
Category	Measuring Instruments
Language	English

Summary

Chapter 1. General Information

1.1 Supplying Power to the Instrument

Explains how to connect power sources to the USM Go instrument.

1.2 Powering the Instrument ON and OFF

Steps to turn the USM Go instrument on and off.

1.3 Using the Keypad

1.4 Using the Display

Chapter 2. Instrument Setup

2.1 Display Screen and Keypad Features

Overview of icons, display screen, and keypad layout.

2.2 The Menu System

Explains the Acquire and Setup menu structures and their functions.

2.3 Initial Setup

Guides through initial configuration of display and operating features.

2.3.1 Language, Units of Measurement, Date, and Time

2.3.2 Display Appearance

2.3.3 Defining Function Toggle Actions

2.4 Installing a Probe

Steps for connecting and configuring a probe to the instrument.

2.4.1 Connecting the Probe

2.4.2 Configuring the Instrument

2.4.3 Adjusting the Pulser Repetition Frequency (PRF)

2.4.4 Setting the Pulser Voltage

2.5 Adjusting the A-Scan

Configuring the A-scan display parameters.

2.5.1 Setting the A-Scan Range

2.5.2 Setting the Display Delay

2.6 Calibrating the Instrument

Procedures for calibrating the USM Go instrument.

2.6.1 Pre-Calibration Check List

Essential steps to perform before instrument calibration.

2.6.2 Using AUTOCAL

Step-by-step instructions for the AUTOCAL calibration procedure.

2.6.3 Checking the Calibration Results

2.7 Using the Calibration Reminder Alarm

2.8 Activating Instrument Upgrades

Chapter 3. Making Measurements

3.1 Configuring Gate A and Gate B

Setting the position and characteristics of measurement gates.

3.1.1 Positioning the Gates

Setting the vertical and horizontal position of Gate A and Gate B.

3.1.1a Setting the Gate Starting Point

Adjusting the horizontal start position of a gate.

3.1.1b Adjusting the Gate Width

Modifying the horizontal width of a gate.

3.1.1c Setting the Gate Threshold (Vertical Position)

Adjusting the vertical height (threshold) of a gate.

3.1.2 Selecting the TOF-Detection Method

Choosing how the instrument detects signals within a gate.

3.1.3 Setting Gate Alarms and Outputs

Configuring alarms and indicator lights for gates.

3.1.3a Defining Gate-Alarm Logic

3.1.3b Assigning Alarm Output Indicator Lights

3.1.3c Select Gate to Be Magnified When Function Toggle Is Pressed

3.2 Using Angle Beam Probes

Adjustments for angle beam probes and test piece geometry.

3.2.1 Setting the Angle Beam Probe Parameters

Configuring probe angle, X value, thickness, and diameter.

3.3 Displaying Measured Results

How the instrument displays various measurement readings.

3.4 Locking the Gain Toggle and the Joystick

3.5 Setting the Gain

Adjusting the instrument's gain level.

3.5.1 Changing the Gain-Adjustment Increment (dB STEP)

3.5.2 Setting the User-Defined Gain Step

3.6 Freezing the A-Scan Display

3.7 DAC/TCG Evaluation Mode (Optional)

Using Time Corrected Gain and Distance Amplitude Correction.

3.8 Using DAC Mode (Optional)

Applying Distance Amplitude Correction curves.

3.8.1 Recording the DAC Curve

Creating a DAC curve by recording reference points.

3.9 Using TCG Mode (Optional)

Applying Time Corrected Gain for consistent echo amplitudes.

3.9.1 Generating the TCG Reference Curve

Creating a TCG curve using recorded reference points.

3.10 Adjusting DAC or TCG Display and Adding Offsets

Enhancing DAC/TCG curves with guidelines and compensation.

3.10.1 Defining DAC or TCG Curve Offsets

3.10.2 Setting Transfer Correction

3.11 Editing and Deleting DAC and TCG Reference Points

3.12 Deleting a DAC Curve or TCG Reference Points

3.13 DGS Evaluation Mode

Comparing flaw reflecting power to standard reflectors.

3.13.1 Specifying a Probe and Preparing to Record the Reference Echo

Setting up probe characteristics and reference standard for DGS.

3.13.2 Record the Reference Echo that Defines the DGS Curve

Capturing a reference echo to define the DGS curve.

3.13.3 Display and Adjust the DGS Curve

3.13.4 Evaluating Results in DGS Mode

3.14 dB REF Evaluation Mode

Using a reference echo to evaluate subsequent echo amplitudes.

3.15 AWS D1.1 Weld Rating Evaluation Mode

Analyzing welds and providing D1.1 or D1.5 ratings.

3.16 JISDAC Evaluation Mode

Applying JIS Distance Amplitude Correction curves.

3.16.1 Recording the JISDAC Curve

3.16.2 Working with JISDAC

3.16.2a Interpreting JISDAC Lines and Classes

3.16.2b Defining a BOLD LINE Measurement Reference

3.16.2c Setting TRANSFER Correction

3.16.3 Deleting a JISDAC Curve

Chapter 4. Data Sets & Reports

4.1 The FILES Menu

Overview of functions for managing data files and reports.

4.2 Working With Data Set Files

Storing, recalling, and managing instrument configuration data.

4.2.1 Storing a New Data Set File

4.2.1a File Selection Mode

4.2.1b File Naming Mode

4.2.2 Recalling a Data Set File

4.2.3 Deleting a Data Set File

4.2.4 Editing a Data Set File

4.3 Creating a Memo

4.4 Including a Memo in a Report

4.5 Creating a Report Header

4.6 Including a Header in a Report

4.7 Creating a Report

4.8 Storing a Report

4.9 Fast Report

Chapter 5. Data Recorder Files

5.1 Naming the Data Recorder File

Setting a name for the data recorder file.

5.1.1 File Selection Mode

5.1.2 File Naming Mode

5.2 Configuring the Data Recorder File

Specifying parameters like TOP, BOTTOM, and ADV DIRECTION.

5.3 Creating the Data Recorder File

Activating a new data recorder file with specified settings.

5.4 Viewing the Data Recorder File

5.5 Using the Data Recorder File