Quickly understand how POE switches connect in different situations

POE switch is believed to be familiar to everyone. As a good "partner" for security network monitoring, it is an important power transmission equipment; it is also a frequent visitor to the network. In addition to the data transmission function of the ordinary switch, it can also simultaneously access the network terminal (such as Wireless AP) for power supply!
Although the POE switch is very easy to use, it is found that the POE deployment has certain limitations when the actual engineering wiring is used. What should the terminal device not support the POE? Do you want to give up? Of course it is impossible! Let's take a look at how POE switches are connected in different situations today.
1. Both switches and terminal devices support POE.
In this way, the POE switch is directly connected to the wireless AP and the network camera supporting the POE power supply through the network cable. This method is the simplest, but also needs to pay attention to the following two points:
Determine whether the POE switch and the wireless AP or network camera are standard POE devices;
To carefully confirm the specifications of the purchased network cable, the quality of the network cable is critical. A poor quality network cable can cause the AP or IPC to be unable to receive power or restart.

2. The switch supports POE. The terminal does not support PoE.
This situation is that an A supports POE, B does not support, if A wants to connect with B, then it needs media to bridge, and this medium is POE separator.
The POE splitter separates the power supply into data signals and power. There are two output lines, one is the power output line, and the other is the network data signal output line, that is, the ordinary network cable. The power output has 5V/9/12V, etc., which can match various DC input non-POE powered terminals, and supports IEEE 802.3af/802.3at standard. The data signal output line, that is, the ordinary network cable, can be directly connected to the network port of the non-POE powered terminal.

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Asphalt heating storage equipment is mainly composed of heating device, storage tank and control system. The heating unit uses oil or gas burners to transfer heat to the asphalt to heat it to the proper temperature. Storage tanks are large containers used to store heated asphalt, generally made of high-temperature resistant materials. The control system is responsible for monitoring the operating status of the equipment and the temperature of the asphalt to ensure the safe and stable operation of the equipment.

The heating principle of asphalt heating storage equipment is to transfer heat to asphalt through thermal conduction, so that it is heated. Heating devices are generally divided into direct heating and indirect heating in two ways. Direct heating is the use of the burner directly into the storage tank, hot air through the contact of hot air with the asphalt to heat it. Indirect heating is the use of heat exchangers to heat the asphalt in the storage tank without direct contact with the air. The two heating methods have advantages and disadvantages, and need to be selected according to the actual situation.

Asphalt heating storage equipment heating speed, can quickly heat asphalt to the use of temperature, improve production efficiency. At the same time, the equipment also has environmental protection characteristics, reducing exhaust gas and smoke emissions, reducing the impact on the environment. In addition, the operation of asphalt heating storage equipment is simple and easy to maintain, which can meet the needs of various road construction and maintenance projects.

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BituRock Science & Technology (Jiangsu) CO., LTD , https://www.biturockplant.com