SCR Engineers Ltd. LDLUMODULE 사용자 설명서
BU-500-LU SPECIFICATIONS
Ver 0.3
6
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.
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.
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
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.
100deg)
Average RF data:
Standby: 6 messages per hour, 20byte/message.
Operating: 10 messages per second ~100 bytes/message.