The phrase thana is now accustomed to exclusively refer to law enforcement stations. Typically, There's one law enforcement station for each upazila, but more substantial administrative models could have multiple police station masking distinct locations.Magnetic proximity sensors are used for non-contact item detection over and above the normal re

An optical switch can be a kind of proximity switch which product incorporates a photocell and a light resource. The product would respond to improvements while in the obtained quantity of light, The sunshine beam emitted from your emitter diode is interrupted or mirrored by the thing to be detected.By comprehension the discrepancies concerning thr