1. You must not expose the anti-theft devices in the supermarket to the sun, and you must not place them in places where the temperature is too high, too humid, or where there are chemical substances to corrode your wife. In order to ensure the quality of the project, first survey the source of interference on the site. If it cannot be ruled out, the supermarket anti-theft installed should be far away from the source of interference.
2. The RF detector power supply box uses a 10A two-pole grounding plug. In order to avoid mutual interference with other electrical appliances, an independent AC220V power supply should be used for power supply. The power socket must be a 10A two-pole grounding socket that meets safety standards.
3. When the supermarket alarm is powered on, if abnormal phenomena are found, the power supply must be cut off immediately, and then the power can be turned on to work after troubleshooting.
4. In the process of installing the anti-theft device in the supermarket, it must not be operated with electricity.
5. When all the connections have been connected, it is necessary to repeatedly check that the installation and wiring are correct, so that the power can be turned on.
The location of the supermarket anti-theft device installation
Supermarket anti-theft devices must not be installed within 0.5 meters of metal doors or within 1 meter of any metal object. Metal objects include metal studs, display shelves, metal display cases, metal shopping carts, etc. Supermarket anti-theft devices shall not be installed within 2 meters from cash registers, credit card identification devices, telephones, computers, data cables, neon lights, air conditioners and heaters.