Given the variety of types available, specifying access control readers can be a daunting process. However, focusing on a few key elements will help you arrive at the right product no matter which system you are using.
These factors are:
The Basic Reader Types: Contactless, Barcodes, Keypads, and Biometrics
Quick Overview Of Contactless Frequencies and Formats
How Mounting Surfaces Impact Selection
Why Establishing Contactless Read Range Is Crucial
Awareness Of Infrastructure Requirements Like Power and Connectivity
Protocol Support (Wiegand vs. OSDP)
In this note, we address these attributes, explain how they are different, and help users understand which reader is the ideal choice for their application.
[Note: This tutorial was originally published in 2014 and substantially revised in 2021]