Minelab F3 Manuel de service télécharger pdf (Page 20)

Endcap is partially dislodged or removed during use, an alarm tone

will sound.

3.3 Functional Tones. The F3 emits tones that vary in pitch

and volume to alert an operator to targets, automatic detector

functions or equipment alarm conditions. The following table

summarises the tones that an F3 can produce:

Tones Event Description

Start-Up Internal checks when

the F3 is switched on

Four rising tones over

12 seconds

Threshold Signifies correct

operation of detector

Steady low volume

continuous tone

Ground Balance Indicates successful

Ground Balance

procedure completed

One fast high pitched

double beep

Target Indicates metal target

detected

Increases volume

(compared to

Threshold Tone) and

high or low pitch

**WARNING**

Where a minimum metal mine threat exists, the F3 MUST

be operated with the Black Sensitivity Endcap.

Depending on the size of the target and the depth of

detection required, the Red Sensitivity Endcap may not be

suitable for use. It is recommended that, prior to

operational use, the capability of the F3, fitted with the Red

Sensitivity Cap, be tested against the local threat to ensure

detection occurs.

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Minelab F3 Manuel de service Page 20