TDSi Infra Red Swipe unique access control card reader is available in a choice of formats, to provide compatibility with a wide range of systems. Based on the use of infra-red light which passes ...

The DIU 210 communicates with an intelligent CEM reader over a single pair RS485 cable. Upon a valid swipe at the card reader, the reader will instruct the DIU (over the RS485 communications channel) ...