How to choose the most suitable access control power supply?
Let's try to know how to choose a suitable access control power supply for your access control project The power supply is an important part to stabilize the whole access controller even though access controller is the core of the system. There are two matters of access power supply’s selection: Linear powers or switching power supply is better? How much power is fitted? 1, Is Linear powers or switching power supply better? Linear powers Advantage: stable performance without the interference of high-frequency ripple. Disadvantage: heating, low use ratio of power without any superpower to select. Switching power supply Advantage: high power supply is easy to supply the power for it. And it shows a better cost-performance ratio. Small size, lightweight and many options for brands and models. Disadvantage: low-quality power supply and uncontrollable high-frequency ripple will cause the access controller crashed an...