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Anonymous users2024-01-24<> find the VR4 on the motherboard, there is a small knob, clockwise is to turn up, counterclockwise is to turn down.
The red box is the detection indicator and the sensitivity adjustment potentiometer.
Low sensitivity: The VR4 can be adjusted clockwise to the LED detection indicator is basically stable, no light or only one light flashes slightly.
High sensitivity: VR4 can be adjusted in the counterclockwise direction to the LED detection indicator is basically stable, no light or only one light flashes slightly.
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Anonymous users2024-01-23Some of the receiving motherboards will write the word sensitivity. Adjust the sensitivity of large and small clockwise and counterclockwise. Stay away from the induction fastener and check the signal light at the top.
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Anonymous users2024-01-22There is a button on the motherboard that turns clockwise or counterclockwise and the button seems to be VR.
If I don't understand, you can contact me Wuyi County Tianhong Electronics Factory is mainly engaged in the production of anti-theft labels, clothing anti-theft buckles, anti-theft ropes, lock pickers, small square hard labels, and generous.
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Anonymous users2024-01-21There will be 3 debug switches on the launcher, the bottom one with (VR) is to adjust the sensitivity, and the one that is large clockwise is small counterclockwise.
The principle is simple, but it cannot be said.
The retail price of SUS304 is about 1700, and the retail price of 201 is about 1300. The wholesale price will be reported to you by me
What is the principle of supermarket security door? Since ancient times, the role of the door is to keep out the cold, the other is anti-theft, in order to prevent theft, the door has been continuously strengthened from the wooden door to the anti-theft door, the anti-theft door can be very effective to protect their property, and the supermarket is particularly needed, the supermarket covers a wide area, only relying on the camera is not really anti-theft, so the supermarket also uses the anti-theft door, the supermarket's anti-theft door is not an ordinary door, so what is the principle of the supermarket's anti-theft door? >>>More
There are several aspects of this, whether you press it in place, and whether the door lock is broken and stuck.
There are many supermarket immobilizer brands, imported sensors are generally used sensormatic brand, many manufacturers are in Shenzhen, Sai'an Vision series is very good, you can go to learn about it.