User's Manual

User’s Manual to XCRF-502E Reader
Internal use.only. Any transmission is not
allowed without permission.
13
The bottom panel has 4 ports for mounting plates which are for
the installation of the Reader to be wall installed with two mounting
plates.
A nameplate is mounted on the bottom panel.
4.3 Internal Structure and Modules
4.3.1 RF Unit
Þ Receive the tag signals from the baseband unit and modulate
microwaves, amplify the modulated microwaves and
transmit them through a specified antenna with an electronic
switch;
Þ Receive the signals feedback by the tags for compared output
after modulation and amplification;
Þ Adjust the output powers and frequencies of the antenna
ports according to the instructions from the baseband unit.
4.3.2 Baseband Unit
Þ Receive the control instructions and data sent by the PC via
the RS-232 or network port, or send data and implementation
results to the PC;
Þ Send tag control signals to the RF unit;
Þ Receive the tag data signals that the RF unit feedbacks for
decoding and check;