Intermec IF4, Быстрый старт

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IF4 865-868 MHz Reader Quick Start Guide
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Review the locations where the Reader products are placed.
Ensure that you have carefully considered the safe distances
for product placement for workers and any other personnel
that may get in the RF path.
7 Mount the antenna.
8 Attach the antenna to one of the four antenna ports on the
back of the Reader.
The following illustration is an example of a typical Reader
installation.
Example: Shipping Dock Door, showing two antennas at each
shipping door. Two antennas in a crossing pattern provide angular
diversity to improve read capability when tag orientation is un-
known.
While the device is on, the operator’s body and
parts of the body such as eyes, hands, or head,
must be 20 cm. (8 inches) or farther from the cover
of the antenna assembly.
Shipping Door #1 Shipping Door #2
A single antenna in a portal may be sufficient
in applications where there is a known tag orientation.