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3.  Get Started
4.  Features
5.  Controls
6.  How the M-Scan works

Basic Operation and Description

Batteries

Preparation

Sensitivity

Volume

Audio Indication

10.

Visual Indication

10.

North/South Polarity

10.

Depth

10.

Pinpointing

11.

Power Line Indicator

11.

Erase

11.

Submersion in Water & Searching

12. Application Note 1. Understanding the M-Scan Magnetometer

14. Application Note 2. How Objects Appear to a Magnetometer

16. Application Note 3. Depth

17. Application Note 4. Using near Large Ferrous Objects

18. Application Note 5. Finding the Centre of a Target

Contents

Содержание M-SCAN

Страница 1: ......

Страница 2: ...10 North South Polarity 10 Depth 10 Pinpointing 11 Power Line Indicator 11 Erase 11 Submersion in Water Searching 12 Application Note 1 Understanding the M Scan Magnetometer 14 Application Note 2 How...

Страница 3: ...where the audio pitch increases 5 Follow a grid pattern over the area 6 When the area has been covered and any ferrous material locations identified return to each location to pinpoint the item and de...

Страница 4: ...l and audible outputs There are four main user controls on off volume up down sensitivity up down and an erase button that can be used to mask nearby disturbances allowing the user to search near a st...

Страница 5: ...ity Up Down 4 Erase Button 5 Bar graph 6 Sensitivity Indicator 7 Volume Indicator 8 Digital Signal Indicator 9 Power Line Warning 10 Battery Indicator 11 Flange Symbol Refer to Application Note 2 page...

Страница 6: ...en a ferromagnetic object is nearby the field strength and direction of the magnetic lines upon each sensor is slightly different This is enough to disturb the critical balance allowing the M Scan to...

Страница 7: ...ries should alternate and that the holder is gently pushed to the base of the compartment so the battery holder contacts touch the mating contacts in the compartment Do not force the battery pack into...

Страница 8: ...spurious results Press the ON OFF button once to turn the M Scan on It can be turned off by pressing it once again Check that the battery symbol on the top right of the display shows at least two bar...

Страница 9: ...be a low frequency tone When the M Scan is brought near to ferromagnetic material such as an iron cover the frequency of the audio tone will increase There is a standard headphone 3 5mm jack socket u...

Страница 10: ...s been detected top image left Many larger objects will show both polarities at opposite ends of the object as it is traversed See Applications Notes in this manual Depth The depth of buried objects c...

Страница 11: ...nterference To turn the erase function off and return to the manufacturer pre set zero press the power on off button twice If difficulty is experienced re zeroing the M Scan reduce the sensitivity and...

Страница 12: ...ariations in field can be detected The strength and direction of the Earth s field varies geographically as a result of local geology and latitude At the equator the field is horizontal but at the Nor...

Страница 13: ...and the rate of change of this on their maps The field also varies as a result of the interaction of the planetary magnetic field with the solar wind and at times this can make the field noisy and un...

Страница 14: ...l appear to be rather like a horizontal bar magnet and will form a North Pole on its North side and a South Pole of similar strength on the opposite side However if the object has appreciable size in...

Страница 15: ...joints may show up on the surface as an abrupt change from North to South For this reason the M Scan has a flange symbol which appears on the display whenever there is a change from North to South or...

Страница 16: ...hs The amplitude of the response may be the same but the width of the response may be broader indicating that the object is further away from the sensor Cluttered environments with many services runni...

Страница 17: ...elf and the offset will remain even if the sensitivity level is changed The Erase button can be pressed more than once and each time the unit will re zero itself There may be times when the interferin...

Страница 18: ...he Earth s field dips down at an angle and buried objects may produce a field which is at an angle relative to the sensor tube even if the tube is held vertically The signal peak will be detetced off...

Страница 19: ...er but detectable side lobes A either side of a central main peak C when using the M Scan vertically to find a magnetised marker pin Note there is a null either side of the centre B where the lines of...

Страница 20: ...m Copyright 2015 C Scope International Ltd All Rights Reserved C Scope has a policy of continuous product development and reserves the right to change the design specification and labelling without no...

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