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MODEM
 
TX-RX TRANSCEIVER MODEM AUDIO ACCESSORI SELEZIONE CONFORMITA'  

MU-2-R
 
 

General Specifications
 
Item Specification Remarks
Standard R&TTE Directive 1999/5/EC CE mark acquired
Antenna power 10 mW / 1 mW selectable Contact (50 Ω)
Oscillation system PLL synthesizer system  
Radio communication speed 4800 bps  
Frequency range 433.200 to 434.775 MHz  
Number of channels 127 Channel step 12.5 kHz
Receiver sensitivity -110 dBm Packet error rate 0.1% (255 bytes/1 packet)
-113 dBm with error correction Packet error rate 0.1% (255 bytes/1 packet)
Operating temperature -20 to +65 ēC  
Operating voltage 3.0 to 5.0 V Absolute maximum rated voltage 5.5 v
Consumption current Transmitting: 42 mA Receiving: 22 mA 10 mW at 3 v
Transmitting: 26 mA Receiving: 22 mA 1 mW at 3 v
External dimensions (WxDxH) 36 × 26 × 8 mm Not including the antenna.
Unit weight 14.5 g  

Reference data
* Effective radio communication speed: About 3,400 bps / Conditions: One-way communication, no error correction, 25 ēC
* Range: About 600 m / Conditions: One-way communication, no error correction,
25 ēC, line of sight distance, ground level of 1.5 m, vertical antenna
 

UART interface specifications
 
Item Specification Remarks
Communication method Serial communication (RS232C format)  
Synchronization Asynchronous  
Data speed 1,200 / 2,400 / 4,800 / 9,600 / 19,200 / 38,400 / 57,600 bps  
Flow control RTS/CTS hardware flow control  
Other parameters Data length 8 bits, no parity, 1 or 2 stop bits  

 

 

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