Heath-consultants Aqua-Scop Manuel d'utilisateur

AQUA-SCOPEUser Manual®

The push button “LISTEN” control switch should only be depressed after the ground microphone has been rmly placed on a solid surface and one to two s

Figure 4 illustrates the Ground Microphone with the Ground Microphone Handle. The shock insulator minimizes sound coupling through the handle. The foa

C. Direct Contact Microphone (Part No. 2916428)(Figure 5)1. General Specications: Construction: Cold rolled steel case. Stainless steel

D. Headphones (part No. 2911352)(Figure 6)1. General Specications: Weight: Approximately 0.94 Lbs (425 Grams) Impedance: 600 Ohms D

E. Meter Module (part No. 2923754)(Figure 7) 1. General Specications: Weight: Approximately 1.2 Lbs. (545 Grams) Size: Same as Amplier M

Figure 7 illustrates the Meter Readout Module, an accessory item with AQUA-SCOPE® . The charger plug/jack system differs from the plugs and jacks used

G. Plunger Bar(Figure 9)1. General Specications: Weight: 13 Lbs. (5.9 Kg) Length: 62” (assembled) Bar Length: 40” Bar: Standard Steel Temp

III. PRINCIPLES OF SOUND: A. Engineering ReferencesThis section will cover the basic physics of sound. Section B will attempt to relate a few of the

The Transmission Velocity of Sound in an extended solid is given by: VELOCITY Longitudinal = Where: EB = The Bulk Modulus (Rigidity) of the Solid

The Velocity of Sound is given by:Where: V = Velocity γ = the ratio of the specic heat at constant pressure to the specic heat at const

Proprietary NoticeThe contents of this manual are proprietary to Heath Consultants Incorporated. Reproduction of this manual, in whole or in part, is

Absorption of sound by materials is a science in itself. Terms often stated by acoustical wall manufacturers are seal and absorption loss. Seal refers

The frequency and velocity of the sound induced on the pipe by a leak will be a function of pipe size, thickness, material and boundary co

IV. AQUA-SCOPE USER’S GUIDE: A. ApplicationThe pinpointing of unknown water leakage can be accomplished by the use of a combination of components, w

(Figure 10)As you can see from Figure 10, in preliminary detection the Direct Contact Microphone is connected with the Amplier Module and the Headset

SOUND LEVEL INTENSITY AT DIFFERENT TEST POINTS(Figure 11)Example of a Preliminary Detection (Figure 12): After opening valve boxes on the main at 1,

At point 7 there is no curb valve present nor is there any accessible contact point on the service to the house. Therefore, a direct contact inside th

SOUND LEVEL INTENSITY AT DIFFERENT TEST POINTS(Figure 13)For the pinpointing of the leak, the Ground Microphone will be placed as exactly as possible

Inuence of the Leak Noise (Material of the Lines):You should know the material of the line being tested as the sound transmission of leak sounds vary

D. Exercises with the Direct Contact/Ground Microphone Initially it is necessary to become acquainted with the background noise of the instrum

If you are inspecting an intersection with several valves, these results may be predicted:1. Using the Direct Contact Microphone at point 3, a leakin

AQUA-SCOPE®User ManualHeath Consultants IncorporatedHouston, TX713-844-1300 Fax: 713-844-13091-800-HEATH-USwww.heathus.comHeath...Safety, Leadership,

This gives two simultaneous equations: IA XA - IB XB = O XA + XB = X O -IB X 1 IBX XA = ———— =

By the numerical technique the distance from test point A to the leak is: XA = ( .9 ) x 70 Yards = 52.5 Yards .9 + .3 Similarly: XB =

F. Practical ExamplesTest probe measurement at valve 1 is .40 units; at valve 2, .90 units; at valve 3, .10 units, and at hydrant 4, zero units. This

(Figure 18)The noise of the leak should be checked with the Direct Contact Microphone at hydrant 4 and at valve 6. Pinpointing with the Ground Microph

(Figure 20)Leakage on Asbestos-Cement and Plastic PipeThe very poor transmission of sound on this material will make other methods for detection neces

1. Nitrous Oxide with Infrared Detection: One of the advantages of nitrous oxide is that it is water soluble and the line does not have to be dewater

33V. SERVICE INFORMATION:A. Warranties and Warranty RepairAll instruments and products manufactured by the Heath Consultants Incorporated are warran

There are no other warranties expressed, implied or written except as listed above.The following suggestions will expedite the repair of your instrume

CUSTOMER ASSISTANCE, MANUFACTURING AND SERVICE LOCATIONSCORPORATE HEADQUARTERSHeath Consultants Incorporated9030 Monroe RoadHouston, Texas 77061Phone:

Heath...Safety, Leadership, Innovation, PerformanceThen, Now and TomorrowHeath Consultants IncorporatedHouston, TX713-844-1300Fax: 713-844-13091-800-

INTRODUCTIONEconomy and hygiene demand the most expedient way to locate and repair water pipeline damage. More extensive water leaks can also result i

INTRODUCTION...1FUNCTION ...

CHAPTER THREEIV. AQUA-SCOPE OPERATION:A. Application ... 19B. Leakage Detection with t

I. AQUA-SCOPE SYSTEM, COMPLETE:(Figure 1)AQUA-SCOPE Basic System (part No. 2903768) 1. Direct Contact 5. Ground Microphone Microphone w/ext

II. AQUA-SCOPE SYSTEM, COMPLETE W/ OPTIONAL ACCESSORIES: (Figure 2)AQUA-SCOPE System with Optional Accessories8. Meter Module w/ Battery 12. Go

A. Amplier Module (Part No. 2916426) (Figure 3)1. General Specications: Weight: 1.37 lbs. (620 grams) including batteries. Size: 5” deep x 3.