User's Manual

TECHNICAL SPECIFICATIONS

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234839, Revision 2.2

Technical Specifications

Radio Specifications

Specifications

Range

Up to 30 km point to point

RS-232 Data Rates 110 baud - 115.2 K baud

RS-232 Interface Asynchronous, full duplex

System Gain 135dB

Minimum Receiver Decode Level -108 dBm @ 10-4 raw BER

-100 dBm @ 10-6 raw BER

Operating Frequency 902-928 MHz (USA)

915-928 MHz (Australia)

Modulation Type Spread Spectrum, GFSK

Spreading Code Frequency Hopping

Hop Patterns 32 (user selectable)

Output Power 1mW - 1 Watt (+30 dBm)

Error Detection 32 Bit CRC with packet retransmit (ARQ)

Antenna Special BNC to RFI supplied antenna

Power Requirements 9.0 to 28.0 VDC (negative ground)

Power Consumption 350 mA Transmit

200 mA Receive

150 mA Average (normal data loading)

Connector DB25 male (power and data combined)

Unit Address (Network ID) User programmable

Operating Modes Point-to-Point

Point to Multipoint Dial (Hayes)

Back to Back Repeater

Protocol Router

Custom

Operating Environment

-10°C - +60°C

FCC Identifier

ACA Identifier

P5M9256TRX

N161

Table C-1 RFI-9256 Radio Specifications

The RANGE is dependent upon the antenna used and the environment, a typical range calculator is available to download from the

RFI WEB site (http://www.rfinnovations.com.au/).