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3km Wireless Transceiver 433MHz RS485 To Wireless Serial Port Wireless Communication (KYL-300I)

Model Number: KYL-300I
Country of Origin: China
Brand Name: KYL
Export Markets:
  • North America
  • South America
  • Eastern Europe
  • Southeast Asia
  • Africa
  • Oceania
  • Mid East
  • Eastern Asia
  • Western Europe
Minimum Order:2pcs
Price/Payment: FOB USD50/piece
Production Capacity: 60000pcs sets
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3km Wireless Transceiver 433MHz RS485 To Wireless Serial Port Wireless Communication

Product Specifications/Features
    Wireless RF module is to instead of the RS232, RS485 cable to do wireless communication. This item can transmit about 2km. It has good reliability.

    Specification:

    Power output: 5V DC (customized)
    RF power: ≤500mW (customized)
    RF effective rate: 1,200/2,400/4,800/9,600/19,200bps selectable
    Interface baud rate: 1,200/2,400/4,800/9,600/19,200bps programmable
    Frequency band: 433MHz, 450MHz, 470MHz
    Interface: standard RS-232/RS-485/USB and TTL/USB
    Channel: 8 (default), 16/32(customized)
    Receive current: less than 28mA (TTL connect)
    Receive sensitivity: -123dBm @1,200bps, -118dBm@9,600bps
    Transmitting current: less than 350mA
    Sleep current: less than 20uA
    RF line-of-sight range: more than 2km (BER = 10 to 3 at 9,600bps)
    3km (BER = 10 to 3 at 1,200bps)

    Size: 80 x 45 x 19mm (without antenna port)

    Pin Definition:
    Pin No.
    Signal Name
    Function
    Level
    Connection with terminal
    Remarks
    1
    GND
    Grounding of power supply
    Ground
    2
    Vcc
    Power supply DC
    5V
    3
    RxD/TTL
    Data receiving
    TTL
    TxD
    4
    TxD/TTL
    Data transmitting
    TTL
    RxD
    5
    SGND
    Signal
    6
    A (TXD)
    A of RS-485(TxD of RS-232)
    A(RxD)
    7
    B (RXD)
    B of RS-485(RxD of RS-232)
    B(TxD)
    8
    SLEEP
    Sleep control (input)
    TTL
    Sleep signal
    Low level valid
    9
    TEST
    Factory testing
    TTL
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