There are many technologies these days that are being used in security. That is to ensure the security of people. When going to enclosed places such as office building or even malls and supermarkets, there is need to check to inspect if the people going into the enclosed places have any weapon or object that can harm other such as metallic objects. That is where metal proximity sensors come in. They can be used to detect the presence of metallic objects even if they are enclosed. Here's a good read about promixity sensor, check it out! There are other places parts from this where a metal proximity sensor can be used. But you should be able to buy the most appropriate one if you want to get the best services from it. Use the following tips as a guide to buying the best metal proximity sensor. To start with you should consider the detection object. There are many kinds of proximity sensors. And different proximity sensors are used to detect different objects. There are some that can detect more than one type of object. But to be able to get the best service you should choose one that is primarily made as a metal proximity sensor. In this case and inductive proximity sensor is the best proximity sensor for metals. Another thing that should be considered when buying a metal proximity sensor is the detection range. You can read more now for more great tips! The detection range needed will vary a lot depending on how you will use it. In some cases, you will need a metal proximity sensor that has a very big range. This is in those cases where when checking for a metallic object you will not be allowed to get close. In other cases, one with a small detection range will be okay. Choose a metal proximity sensor with the appropriate range. You should also consider whether you want and unshielded metal proximity sensor or a shielded one. Both the shielded metal proximity sensor and the unshielded one has its own pros and cons. Ask an expert to tell you which one you should go for. You should then consider the manufacturer of the meta proximity sensor. There are many manufacturers. But some of them are not as good as they portray themselves to be. You should select a metal proximity sensor from a reputable manufacturer. Then also cinder the price of the metal proximity sensor. The higher the price the better the metal proximity sensor is. Take a look at this link https://www.britannica.com/technology/proximity-fuze for more information.