Zebra Technologies Corporation PAL6511X1 用户手册

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1. 
Introduction 
PAL-650 is a wireless tagging and identification system designed for the real-time inventory and 
tracking of indoor and outdoor assets.   Applications include hospitals, warehouses, sea freight, 
supermarkets, retail stores, robotic vehicles, manufacturing and security.  Utilizing MSSI’s 
patented ultra wideband (UWB) technology, the PAL-650 system has a real-time, 2-D or 3-D 
resolution capability of one foot.  Much higher resolutions can be achieved with software 
averaging techniques.  With the use of short pulse, UWB technology, the system is highly immune 
to multipath effects which plague other wireless tagging solutions (e.g., spread spectrum) designed 
for indoor operation. 
PAL-650 is easily installed and requires no precision cables or calibration.  A set of three or four 
receivers, located at the corners of the region to be supervised, together with a network hub and 
reference tag are all that are required for system infrastructure.  The individual tags are 
programmed with unique ID codes which are used for inventory and tracking.  Because of the 
unique properties of UWB technology, the tags have an extremely long battery life of better than 
five years. 
As with any RF technology, there are certain precautions that must be observed to prevent 
interference to other systems.  Please carefully read the following sections to properly install and 
operate your PAL-650 system. 
2. 
Information to User 
PAL-650 operation is authorized under FCC Part 15.  As such, there are certain precautions which 
must be taken during installation to assure compliance with FCC regulations. 
a.   Changes or modifications not expressly approved by Multispectral Solutions, Inc. (MSSI) 
could void the user’s authority to operate this equipment; 
b.   PAL650 tags labeled QCJPAL1X1, QCJPAL650 and QCJPALBDG may only be used 
indoors.  These tags are certified under Part 15.517.  For these applications, each passive 
receiver must be located indoors, and with its directional antenna facing inwards; i.e., not 
intentionally directed outside (e.g., out a window or external doorway); 
c.   PAL650 tags labeled QCJPAL6511X1 may be used either indoor or outdoors.  These tags 
are certified under Part 15.250.  There are no restrictions on the placement of passive 
receivers for use with these tags. 
This equipment has been tested and found to comply with the limits for a Class B digital device, 
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection 
against harmful interference in a residential installation.  This equipment generates, uses and can 
radiate radio frequency energy and, if not installed and used in accordance with the instructions, 
may cause harmful interference to radio communications.  However, there is no guarantee that 
interference will not occur in a particular installation.  If this equipment does cause harmful 
interference to radio or television reception, which can be determined by turning the equipment off 
and on, the user is encouraged to try to correct the interference by one or more of the following 
measures: