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Specifications

Specifications of KYL-300I

  • Power output: 5V DC (customize)
  • RF power: ≤500mW (customize)
  • RF effective rate: 1,200/2,400/4,800/9,600/19,200bps
  • Interface baud rate: 1,200/2,400/4,800/9,600/19,200bps optional
  • Frequency band: 433MHz, 450MHz, 470MHz or ISM others
  • Interface: standard RS-232/RS-485/TTL
  • Communication mode: half-duplex
  • Offering a transparent data interface, it is suitable for any standard or non-standard user protocols
  • Channel: 8 (default), 16/32 (customized)
  • Receive current: <28mA (TTL connect)
  • Receive sensitivity: -123dBm at 1,200bps, -118dBm at 9,600bps
  • Transmitting current: <350mA
  • Sleep current: <20uA
  • RF line-of-sight range: 2km (BER = 10-3 at 9,600bps), 3km (BER = 10-3 at 1,200bps)
  • Size: 80 x 45 x 20mm (without antenna port)
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  • Pin Definition:
    Pin No.
    Signal Name
    Function
    Level
    Connection with terminal
    Remarks
    1
    VCC
    Power supply DC
    5V
     
     
    2
    A (TXD)
    A of RS-485(TxD of RS-232)
     
    A(RxD)
     
    3
    B (RXD)
    B of RS-485(RxD of RS-232)
     
    B(TxD)
     
    4
     
     
     
    RxD
     
    5
    GND
    GND
     
     
     
    6
     
     
     
     
     
    7
     
     
     
     
    8
     
     
     
     
     
    9