V750-series UHF RFID System User's Manual - PLCeasy

3.2.4 Example 4
Automated pass check at a portal gate.
This system enables the reader to check whether it reads 9 tags in total when carton boxes with tags pass
through the portal. After checking, the reader reports the result to the forklift driver by using the stack lights.
Stack Light
Tag
Sensor to
detect forklift
Antenna
Sensor
Input signal line from a sensor
Output signal line to a stack light
Host
TCP/IP
V750 Reader
Operating conditions in the reader
I/O port
Input port
#1
Output port
#1
Output port
#2
Output port
#3
Function and registered content
To register the command to read multiple tags for 2 second when the signal of the Input
port #1 turns on.
(If the sensor detects a forklift, the signal of Input port #1 turns on.)
Command to register: SETO in1=1 0 "RDID –seq MOC -ant 1234 -tmo 2000"
To register the command to turn on the signal of the Output port #1 when the reader
reads 9 tags normally.
(When the signal of the Output port #1 turns on, blue light turns on.)
Command to register: SETO ot1=31 1000 TCT==9
To register the command to turn on the signal of the Output port #2 when the reader is
reading tag(s).
(When the signal of the Output port #2 turns on, the yellow light turns on.)
Command to register: SETO ot2=20
To register the command to turn on the signal of the Output port #3 when the reader
can not reads 9 tags.
(If the signal of the Output port #3 turns on, a red light turns on.)
Command to register: SETO ot3=31 1000 TCT!=9
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