Supermarket anti-theft systems use more eas label is given priority to with soft label, and supermarket anti-theft system sensitivity adjustment to how much is good?
The sensitivity adjustment on the recommended value for the first lamp lights dim shape under test, if can be normal alarm do not need to increase.
Why don't turn up?
A lot of people think the equipment sensitivity is higher, the better it was in fact a zone.
Analysis: equipment in normal use, because of the external environment and its temperature, voltage, magnetic field and other factors, the sensitivity will be increased accordingly, if a sensitive point began to adjust so as to cause false positives or false, often this situation as long as the slightly lower sensitivity can be solved, so the sensitivity adjustment to the value that is the best among the supermarket alarm on regulating only a vr4 adjustment key and ?