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248
Errors and Countermeasures
Sect
ion 9
RFID System
User's Manual
(Modbus TCP)
Section 9
Troubleshooting
Queries That Can Be Acknowledged by a Slave Reader/Writer
The following table shows the queries that a Reader/Writer that is operating as a slave can
acknowledge.
If an unsupported query is received by a Slave Reader/Writer, an execution status error will be
indicated in the response.
You can use the maintenance functions with Reader/Writers with firmware version 3.00 or higher.
All linked Reader/Writers must have firmware version 3.00 or higher.
Query type
Name
Supported
RF Tag com-
munications
READ DATA
No
WRITE DATA
No
READ ID
No
COPY DATA
No
DATA FILL
No
LOCK
No
RF TAG OVERWRITE
COUNT CONTROL
No
RESTORE DATA
No
Reader/
Writer
settings
SET TAG
COMMUNICATIONS
OPTION
No
GET TAG
COMMUNICATIONS
OPTION
Yes
SET TAG
COMMUNICATIONS
CONDITIONS
No
GET TAG
COMMUNICATIONS
CONDITIONS
Yes
SET TCP/IP
COMMUNICATIONS
CONDITIONS
No
GET TCP/IP
COMMUNICATIONS
CONDITIONS
Yes
SET DEVICE NAME
No
GET DEVICE NAME
Yes
SET TCP/IP
COMMUNICATIONS
CONDITIONS
No
GET TCP/IP
COMMUNICATIONS
CONDITIONS
Yes
SET WEB PASSWORD
No
GET WEB PASSWORD
Yes
INITIALIZE
No
Query type
Name
Supported
Checking
Reader/
Writer
information
MEASURE NOISE
No
GET MODEL INFORMATION
Yes
GET FIRMWARE VERSION
Yes
GET MAC ADDRESS
Yes
GET READER/WRITER
OPERATING STATUS
Yes
GET OPERATING TIME
Yes
GET RECENT ERROR
QUERY INFORMATION
Yes
GET COMMUNICATIONS
ERROR LOG
Yes
GET SYSTEM ERROR LOG
Yes
GET RESTORE
INFORMATION
Yes
Reader/
Writer
operation
control
STOP
No
RESET
No
RFID main-
tenance
SET COMMUNICATIONS
DIAGNOSTICS SETTINGS
No
GET COMMUNICATIONS
DIAGNOSTICS SETTINGS
Yes
Multi-
Reader/
Writer
Operation
SET MULTI-READER/
WRITER OPERATION
No
GET MULTI-READER/
WRITER OPERATION
SETTINGS
Yes
GET MULTI-READER/
WRITER OPERATION
STATUS
Yes