Cooper Bussmann Wireless Ethernet & Device Server BU-945U-E 802.11 DSSS User Manual

CHAPTER 5 - SPECIFICATIONS

General

EMC Specification

EN 300 683, FCC Part 90

Radio Specification

EN 300 328, FCC Part 15.247, RSS 210

Housing

BU-945U-E-A&G: 114 x 185 x 30mm, 4.5 x 7.2 x 1.2 inch Powder-coated, extruded aluminum

 

DIN rail mount

Terminal Blocks

Removable, Suitable for 12 gauge (2.5mm2) conductors

LED Indication

Module Status, Serial RX and TX, Radio RX and TX, Radio Link, Ethernet Activity / Link

Operating Temperature

BU-945U-E: -45 to +60°C (-49 to +140°F) 0 – 99% RH non-condensing

Power Supply

Nominal Supply

9 to 30Vdc, Overvoltage and reverse voltage protected

Average current Drain

300 mA @ 12V, 160mA @ 24Vdc

Transmit Current Drain

410 mA @ 12V, 210mA @ 24Vdc

Ethernet Port

10/100 Base T, RJ45

Standard

IEEE 802.3 compliant, Bridge/router, Access point/ client functionality

Radio Transceiver

Transmit Power

Maximum Power (Power may be limited by country specific configuration)

 

6-24 Mb/s:

630mW (+28 dBm)

 

• 36 Mb/s:

400mW(+26 dBm)

 

• 48 Mb/s:

200mW(+23 dBm)

 

• 54 Mb/s:

125mW(+21 dBm)

Channels

• US / Canada:

9 x 1.25MHz, 9 x 2.5MHz, 4 x 5MHz, 4 x 10MHz and 2 x 20MHz.

 

 

See 3.2 “Selecting a Channel” for more channel detail

 

• Australia:

4 x 1.25MHz, 4 x 2.5MHz, 3 x 5MHz and 1 x 10MHz

Receiver Sensitivity

@ 8% FER (Frame Error Rate)

 

-93dBm @1Mbps, -92dBm @ 2Mbps

 

-91dBm @ 5.5Mbps, -91dBm @ 6Mbps

 

-90dBm @ 9Mbps, -88dBm @ 11Mbps

 

-88dBm @ 12Mbps, -87dBm @ 18Mbps

 

-83dBm @ 24Mbps, -83dBm @ 36Mbps

 

-74dBm @ 48Mbps, -71dBm @ 54Mbps,

Antenna Connector

2 x Female SMA coaxial. Two connectors for signal diversity or High gain receive antenna.

Wireless Data Rate –

Configurable, 6 to 54Mb/s (BU-945U-E) “Auto” function determines fastest rate possible

Serial Ports

RS232 Port

DB9 female DCE. RTS/CTS/DTR/DCD hardware signals provided

RS485 Port

2 Pin terminal block. Max distance 4000’ / 1.2km

Data Rate (bit/sec)

Configurable, 7 or 8 data bits, Stop/start/parity bits

 

1200, 2400, 4800, 9600, 14400, 19200, 38400, 57600, 76800, 115200

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Cooper Bussmann BU-945U-E 802.11 DSSS user manual General, Power Supply, Radio Transceiver, Serial Ports