S251 – LF Mid Range Reader
This LF Reader provides all RF and Control Functions to communicate with 134.2 kHz HDX/FSK transponders. It communicates via a standard serial interface (RS232 or RS422/485). Input/Output consists of eight configurable digital I/Os, and two open collector outputs. The reader includes a Dynamic Auto Tuning (DAT) function that automatically tunes a standard antenna to resonance and keeps it tuned during operation.