IFM DTI921 handleiding
Handleiding
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An ID tag is selected by comparing data stored on the ID tag and a given bit mask. The data is stored
in one of the following memory areas for the purpose of comparison: EPC, TID or USER.
The parameter defines the selection mask. The data on the ID tag is compared bit by bit with the
selection mask. If all bits match, the ID tag is selected and detected by the device.
The parameter value comprises 16 bytes. The first bit of the selection mask is on the far left of
the byte array.
9.12.8 Parameter "ID Tag Selection Start Bit”
With ID tag selection, only desired ID tags are detected by the device. All ID tags that do not meet the
criteria are rejected by the device and not taken into account.
An ID tag is selected by comparing data stored on the ID tag and a given bit mask. The data is stored
in one of the following memory areas for the purpose of comparison: EPC, TID or USER.
The parameter sets the start bit from which the data in the ID tag is compared with the selection mask.
9.12.9 Parameter "ID Tag Selection Length”
With ID tag selection, only desired ID tags are detected by the device. All ID tags that do not meet the
criteria are rejected by the device and not taken into account.
An ID tag is selected by comparing data stored on the ID tag and a given bit mask. The data is stored
in one of the following memory areas for the purpose of comparison: EPC, TID or USER.
The parameter sets the number of bits used for the comparison from the start bit with the selection
mask.
9.12.10 Parameter "RSSI Filter Lowest Value”
The RSSI filter spatially classifies ID tags based on their received signal (RSSI). A typical application
is the limitation of the spatial detection area.
The parameter sets the lowest value for the RSSI filter. All ID tags with a reception signal below the
set value are filtered out.
9.12.11 Parameter "RSSI Filter Highest Value”
The RSSI filter spatially classifies ID tags based on their received signal (RSSI). A typical application
is the limitation of the spatial detection area.
The parameter sets the highest value for the RSSI filter. All ID tags with a reception signal above the
set value are filtered out.
9.12.12 Parameter "Activate RSSI Filter”
The RSSI filter spatially classifies ID tags based on their received signal (RSSI). A typical application
is the limitation of the spatial detection area.
The parameter activates the RSSI filter. ID tags below the minimum and above the maximum RSSI
value are filtered out.
9.12.13 Parameter “Antenna Output Power for Read Access"
The parameter sets the antenna output power for reading ID tags.
A lower antenna output power reduces the maximum distance between the device and the ID
tag to be read.
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Productinformatie
Merk | IFM |
Model | DTI921 |
Categorie | Niet gecategoriseerd |
Taal | Nederlands |
Grootte | 3980 MB |