User's Manual

BU-500-LU SPECIFICATIONS Ver 0.3
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5 BU-500-LU
BU-500-LU (Location Unit) is a unit used to collect messages from tags and send them to
central management system.
The unit replies to each tag upon receiving a message. They unit is also used to set
various tag parameters and to update software inside the tag.
Outdoor unit powered from limited 24V DC via external AC to DC PS – 110/220VAC.
5.1 BU-500-LU Radio Parameters
Standalone LD-LU Module FCC ID: AMULDLUMODULE
RF Transceiver: Atmel AT86RF233
RF Frequency: 2.4GHz
Modulation type: QPSK
RF Channels: 16 RF Channels
Baud Rate: 250K Bit/Sec (Not configurable)
RF Module output power: 3dBm
5.2 BU-500-LU Units contains Internal Antenna
Internal Antenna type: Internal diversity patch antenna, ~11dBi, directional (beam width
100deg)
Average RF data:
Standby: 6 messages per hour, 20byte/message.
Operating: 10 messages per second ~100 bytes/message.