Table Of Contents - Echometer M Manual

Digital dual channel fluid level instrument

Table of Contents

Introduction ............................................................................................................................................... 1

Limits of Liability .............................................................................................................................. 1

Copyright Notice ................................................................................................................................ 1

Trademarks ......................................................................................................................................... 1

Table of Contents ...................................................................................................................................... 2

1 - Safety Considerations .......................................................................................................................... 4

Echometer Schools ............................................................................................................................. 4

Additional Information....................................................................................................................... 4

2-Principles of Acoustic Measurements ................................................................................................... 5

Recording and Interpretation of Signals ............................................................................................. 5

Depth Calculation .............................................................................................................................. 6

3 - General Description - Model M ......................................................................................................... 7

Instrument Panel .................................................................................................................................... 8

Wellhead Attachments .............................................................................................................................. 9

Remote Fire Gas Gun ....................................................................................................................... 11

High Pressure Gas Guns................................................................................................................... 12

Accessories .......................................................................................................................................... 12

Model M Modifications and Enhancements..................................................................13

4 - Operation ........................................................................................................................................... 15

General Recording Procedure .......................................................................................................... 15

Operation of the Model M with the Compact Gas Gun ................................................................... 16

Operation of the Model M with the Remote Fired Gas Gun ............................................................ 17

Recommendations for Optimum Performance................................................................................. 18

Automatic Gain Setting (AGS) Mode Characteristics ..................................................................... 19

Manual Gain Setting (MGS) Mode Characteristics ......................................................................... 19

Collar Channel Automatic Gain Control (AGC) ............................................................................. 19

Liquid Level Channel Gain Control ................................................................................................. 19

5 - Interpretation ..................................................................................................................................... 20

6 - Problem Wells ................................................................................................................................... 21

7 - Battery and External Power Information ........................................................................................... 22

Important Notes and Instructions for Rechargeable Batteries .......................................................... 23

8 - Testing/Troubleshooting.................................................................................................................... 24

Amplifiers Check ............................................................................................................................. 24

Filters Check .................................................................................................................................... 24

Microphone Cable check.................................................................................................................. 24

Microphone Check ........................................................................................................................... 24

9 - Maintenance ...................................................................................................................................... 25

Compact Gas Gun Pressure Rating .................................................................................................. 25

Compact Gas Gun Disassembly and Assembly Special Precautions ............................................... 25

Remote Fire Gas Gun Pressure Rating ............................................................................................. 26

Remote Fire Gas Gun Disassembly and Assembly Special Precautions ......................................... 26

Echometer Company

5001 Ditto Lane

Wichita Falls, Texas 76302, U.S.A.

Model - M Manual

Page 2

Phone: (940) 767-4334

Fax: (940) 723-7507

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