Black Box MDR210A-485 - Manual (Page 4)

4
Features
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General Purpose
900 MHz. Spread Spectrum Frequency Hopping Transceiv
General MDR210A-485
Frequency Range 902 to 928 MHz., unlicensed ISM Band
Type Frequency Hopping Spread Spectrum Transceiver
Frequency Control Direct FM
Transport Protocol Transparent networking
Channel Capacity Hops through 25 channels. Up to 65,000 network identifiers.
Serial Data Interface Asynchronous RS232 levels. CMOS (TTL) Signals, 5V, 3.3V Tolerant
Serial Interface Baud
Rate Configurable from 2400-57600 bps
Data Throughput 9600 bps
Network Topology Point – multipoint, point-to-point multi-drop transparent networking
Performance
Channel Data Rate 10k or 20k bps respectively (vary with data rate)
Transmit Power Output 100mW
Rx Sensitivity -110dBm or –107dBm Respectively
Range* Indoor: 600’ to 1500’ Outdoor: 7 mi. with dipole, over 20 mi. with high gain antenna
Interface Rejection 70 dB at pager and cellular phone frequencies
*Range calculations are for 9600 baud line of sight. Actual range will vary based upon specific antenna selection and
environment
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RS485 Master/Slave auto-sensing radio interface.
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Built in 900MHz frequency hopping radio for long-range
wireless interface.
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Provides remote capability to RS485 Modbus networks.
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Automatically senses Master or Slave data flow.
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Multiple radios allow many remote RS485 networks to coexist
logically.
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Provides means to connect legacy RS485 devices to wireless.
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Range Indoor: 600’ to 1300’
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Range Outdoor: 7mi. with dipole, >20 mi. w/high gain antenna.
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LED power and activity indicator.
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Configuration parameters set by dipswitch.
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Low power, 6-24 VDC at 200 milliamp transmitting, 70 milliamp
receiving.
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Astron AXH900RP SMA R Reverse Polarity SMA 6.5”
Antenna.