WM-01

Wireless NEMA
Modem Radio Transceivers

FEATURES

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BASE STATION

• External Power: 5 VDC ±5%
• Alternate External Power: 7 VDC to 18V
• Baud Rate: Selectable (see Radio Specifications below)
• Serial Data Format
  • 8 Character, No Parity, 1 Stop Bit
  • 7 Character, Even Parity, 1 Stop Bit
  • 7 Character, Odd Parity, 1 Stop Bit
  • 7 Character, No Parity, 2 Stop Bits
• Radio Data Buffers
  • 132 Byte Data Input
  • 132 Byte Data Output
  • Operating Temperature Range: 0 to 60°C
  • Storage Temperature RangeL -50 to 120°C
  • Humidity: 5% to 95% Non-condensing

900MHz Model

General

• Frequency Range: 902 to 928 MHz, Unlicenced ISM Band
• Type: Frequency Hopping Spread Spectrum Transceiver
• Throughput: 9600 bps, 19200 bps

Performance

• Transmit Output Power: 100mW
• Rx Sensitivity: -110dBm (9600bps), -107dBm (19200bps)
• Range
  • Indoor: 600' to 1500' (9600bps), 425' to 1060' (19200bps)
  • Outdoor: 7 miles with dipole, over 20 miles with a high gain antenna (9600bps), 5 miles with dipole, over 14 miles with a high gain antenna (19200bps)
• Interferance Rejection: 70dB at Pager and Cellular Phone Frequencies

Power Requirements

• Supply Voltage: 5 VDC ±0.25V
• Current Consumption
  • Nominal: Tx - 150 mA
  • Power Down Mode: <1mA

Environmental

• Operating Temperature: 0°C to 65°C

2.4GHz Model

General

• Frequency Range: 2.40 to 2.4835GHz, Unlicenced ISM Band
• Type: Frequency Hopping Spread Spectrum Transceiver
• Throughput: 9600 bps, 19200 bps

Performance

• Transmit Output Power: 50mW
• Rx Sensitivity: -104dBm (9600bps), -101dBm (19200bps)
• Range
  • Indoor: 150' to 375' (9600bps), 106' to 265' (19200bps)
  • Outdoor: 1.4 miles with dipole, over 12 miles with a high gain antenna (9600bps), 1 mile with dipole, over 8.5 miles with a high gain antenna (19200bps)
• Interferance Rejection: 70dB at Pager and Cellular Phone Frequencies

Power Requirements

• Supply Voltage: 5 VDC ±0.25V
• Current Consumption
  • Nominal: Tx - 150 mA
  • Power Down Mode: <1mA

Environmental

• Operating Temperature: 0°C to 65°C

Regulatory Compliance