Metal Detector Flashcards
Recharge the battery only when necessary. The detector warns operator of “Battery low” signal with a ______.
Double beep.
After the low battery signal, the metal detector can be used for approximately how long?
About 1 hour.
If rechargeable batteries are not available, the unit can run with ______ batteries.
2 C-size, 1.5V alkaline batteries.
Before switching on the detector, set the ___ and adjust so correct operation tone can be heard.
volume to minimum.
The metal detector can be used on all types of soil, even soil w/ _____ content.
high metal content.
When moving over soil, keep the height and move forward not more than ____ the length of the sensitive part of the search head.
1/2
When the detector is turn on, the operator will hear a series of rapid clicks and 1 beep, followed by 1 “confidence click” about every ___ seconds.
4
When detecting a LARGE mass, the detection area is wide. The acoustic signal consists of _____ at intervals decreasing with the size of the mass.
impulses.
The minimum distance of using two metal detectors at the same time is ____ when both detectors are working on different channels. _____ when the same channel is detected.
1m, 18m.
Activate the reset function by pulling the main switch down and holding for ___ second(s).
1 second.
Metal Detector:
For reusable batteries, completely charge at least every ____ months when not in use.
4 months.
(True/False)
When finished operating the metal detector, clean with detergent before rinsing, drying, and storing.
FALSE. Don’t wash with detergents or chemicals.
