![background image](http://html1.mh-extra.com/html/omron/v780-series/v780-series_user-manual_743948083.webp)
6 - 7
6 Functions
UHF RFID System V780-series Reader/Writer User’s Manual (Z389)
6-
2 R
F
T
ag C
o
mm
un
ic
at
io
ns
6
6-
2-3 RF
Communication
s Mode
s
• If RF Tag exist in the communications range and communications with the RF Tag succeeds
After detection of the RF Tag, when the communication with the RF Tag is completed, the
Reader/Writer returns the communication result without waiting for the timeout.
• If RF Tag exist in the communications range and communications with the RF Tag fails
After detection of the RF Tag, when the communication with the RF Tag is failed, the
Reader/Writer repeats communication until the timeout even. If the Reader/Writer cannot com-
plete communications within the timeout time, the communications results (“RF Tag communica-
tions failed”) will be returned.
Additional Information
The behavior of the RF Tag that has communicated once with the Reader/Writer depends on
the
Gen2 session
setting in the advanced RF communications settings. For details, refer to
• No RF Tag in the Communications Range
When the Reader/Writer cannot detect the RF Tag, repeats detect an RF Tag until the timeout
even. If the Reader/Writer cannot detect the RF Tag within the timeout time, the communications
results (“RF Tag missing error”) will be returned.
Host device
Reader/Writer
RF Tag movement
Communications command
“Once” communications
Timeout
RF Tag
Response
Host device
Reader/Writer
RF Tag movement
Communications command
“Once” communications
RF Tag communications failure
Timeout
Response
RF Tag
Host device
Reader/Writer
RF Tag movement
Communications command
“Once” communications
RF Tag missing error
Timeout
Response
Summary of Contents for V780 Series
Page 22: ...Version Upgrade Information 20 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 60: ...3 Part Names and Functions 3 14 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 152: ...6 Functions 6 76 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 334: ...8 Browser Interface 8 44 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 358: ...9 Troubleshooting 9 24 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 392: ...Appendices A 30 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 393: ...I 1 I UHF RFID System V780 series Reader Writer User s Manual Z389 Index ...
Page 397: ......