The hand RFID-reader is a power-independent operable device for the check of RFID transponders in the running production process. The tags to be checked are
addressed and acoustic and optical signals inform about the receipt of a UID number.
The hand RFID reader essentially consists of two parts: voltage supply with timeout control fed by accumulators and RFID reader ID CPR.02.VP/AB-A (RS232) from the company Feig Electronic.
A short pressing of the green ON-button activates the hand reader. The activation is indicated by the light of the orange LED. In this state the Feig reader permanently tries to read the ID of a tag. The device is active as long as the orange LED shines. After approximately 30 seconds the hand reader switches itself off again.
The Feig reader modules are programmed in such a way that they yield an audio signal sequence when a valid ID is recognized. Additionally the 5 green LED's arranged around the hand reader are rhythmically flashing up.
For programming / communication with the internal RFID reader of the company Feig a serial RS232 interface is