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Planning the number of RFID tags
The following rules apply in a WinCC flexible project:
● A maximum of 127 effective ranges can be configured.
Specify a name and a plant-wide unique ID for each effective range - in a values range
from 1 to 65534. Write down the name and ID of the effective ranges on the plant map for
the commissioning.
● A maximum of 127 RFID tags can be configured for each effective range.
The mapping of the protected area to the RFID tag is defined in the project.
Planning the RFID tag mapping
The following rules apply:
● Safe access is required to the RFID tag.
● The distance between two RFID tags must be at least 10 cm.
● An RFID tag cannot be assigned to two machines.
● To log onto a machine, the distance between the HMI device and the RFID tag may not
be more than 5 cm.
Wireless Teach Pendant F IWLAN V2
Operating Instructions, 08/2010, A5E02453837-01
3.6 Planning an installation location for RFID tags
PRELIMINARY II
1.7.2010
Planning the use
55
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