DR433-500/ DR433-2, the Low power wireless module, is used as the wireless data transmission over short distance.

With the small size, weight and power consumption and good stability and reliability, it has the function of bi-directional data signal transmission, test and control.

  • Ultra low power transmission

  • Low power consumption

  • Saving power model

  • Long transmission distance

2WData

  • Transmission Power

    The standard transmit power 2W/1W, users can set it, High receiving sensitivity: -123dbm

  • Working Frequency

    Carrier Frequency: 433MHz, options of 402-470MHz.

  • Low power consumption

    DC5V Power, Receiving current <50mA, transmitting current <1.5A/2W (<1A/1W); Sleeping current <1mA.

  • Working Temperature

    The real industrial product, the working temperature is -40℃~+85℃

  • Output/ Input Interface

    It can provide RS-232, RS-485, and TTL.

  • Power control

    One sleeping model: awaken from hardware

  • Circuit Structure

    Radio adopts chip integration, the conversion time for transceiver is short <20ms, all indications consistency, and better performance.

  • High Anti-Interference and Low BER (Bit error Rate)

    Based on the GFSK modulation mode, it adopts the efficient communication protocol. The actual bit error rate is 10-510-6when channel bit error rate is 10-2.

  • Long transmission distance

    Within the range of visibility, the reliable transmission distance can be 5km-15km when place the antenna higher than 3m.

  • Transparent data transmission

    Transparent data interface is offered, which can be fit for nonstandard user protocol. Any false data generated in the air can be filtrated automatically (What has been received is exactly what has been transmitted). The change time for receiving and sending <10ms.

  • Multi-channel and speed

    FY-605 provides various baud rate 1200, 2400, 4800, 9600, 19200 and 38400bps. The wireless transmission speed and the connection baud rate are proportional, to satisfy the customer’s equipment.

  • High speed wireless communication and big data buffer

    When the RF baud rate is bigger than the COM baud rate, it can transmit unlimited data at one time, and when the RF baud rate is smaller than or was equal to the COM baud rate, may transmit 512 bytes data.

  • Intelligent data control and the user doesn’t need to prepare excessive programs

    Even it’s half duplex, the user doesn’t need to prepare excessive programs, only receiving/transmitting the data from the interface. DR433-2000 will automatically complete the other operations, such as transmission/receiving conversion in the air, control, etc.

  • High reliability, small and light

    Single chip radio frequency integrated circuit and lessened peripheral circuits, high reliability, and low failure rate.

  • Watchdog monitor

    Watchdog monitors the inner function, so it can change the traditional product structure and improve the product reliability.

Applications

  • AMR Automatic Meter Reading;
  • Wireless alarm and security systems;
  • Wireless conference voting system;
  • Sports training & competition;
  • Wireless dishes ordering;
  • Electronic bus station and intelligent traffic;
  • RF transmitter wireless electronic display screen and queuing machine;
  • Point to multi-point wireless network, wireless on-the-spot bus and automatic data collection system

500mW Data

  • Ultra low power transmission

    • Transmission power: 500mW,
    • High receiving sensitivity: -123dbm,
    • Size: 63mm x 43mm x 15mm
  • Low power consumption

    • Receiving current<45mA,
    • Transmission current<360Ma,
    • Sleeping current <1mA.
  • Saving power model

    DR433-500 have three saving power models: awaken from Hardware, awaken from COM Port, awaken from Air.

  • ISM frequency band, not requiring on application of frequency point

    Carrier frequency of 433MHz,also capable of 915MHz.

  • High anti-interference and low BER (Bit error Rate)

    Based on the GFSK modulation mode, it adopts the efficient communication protocol. The actual bit error rate of 10-5 ~ 10-6 can be achieved when channel bit error rate is.

  • Long transmission distance

    Within the range of visibility, the reliable transmission distance is (BER=10-3/1200bps)>3000m when the antenna height is greater than 3m (BER=10-3/9600bps).

  • Transparent data transmission

    Transparent data interface is offered to suit any standard or nonstandard user protocol. Any false data generated in the air can be filtrated automatically (What has been received is exactly what has been transmitted). The charge time for receiving and sending <10ms.

  • Circuit Structure

    Radio adopts chip integration, the conversion time for transceiver is short <20ms, all indications consistency, and better performance.

  • Long transmission distance

    Within the range of visibility, the reliable transmission distance can be 5km-15km when place the antenna higher than 3m.

  • Transparent data transmission

    Transparent data interface is offered, which can be fit for nonstandard user protocol. Any false data generated in the air can be filtrated automatically (What has been received is exactly what has been transmitted). The change time for receiving and sending <10ms.

  • Multi-channel and speed

    The standard DR433-500 configuration provides 16 channels. to meet the multiple communication combination mode of the users. It has baud rate to be chosen such as 1200bps、2400bps、4800bps、9600bps、19200bps、38400bps. The wireless transmission rate is direct ratio with baud rate of interface to meet user’s equipment requirement.

  • High speed wireless communication and big data buffer

    When the RF baud rate is bigger than the COM baud rate, it can transmit unlimited data at one time, and when the RF baud rate is smaller than or was equal to the COM baud rate, may transmit 512 bytes data.

  • High speed wireless communication and Large data buffer

    When the speed rate in the air is quicker than interface’s, allowing to transmit unlimited length data at one time, when the speed rate is slower or equal the interface’s, allowing the transmission of 255 Bytes long data frames at one time for more flexible programming by users.

  • Intelligent data control and the user doesn’t need to prepare excessive programs

    Even for semi duplex communication, the user doesn’t need to prepare excessive programs, only receiving/transmitting the data from the interface. DR433-500 will automatically complete the other operations, such as transmission/receiving conversion in the air, control, etc.

  • High reliability, small and light

    Single chip radio- frequency integrated circuit and single chip MCU are used for lessened peripheral circuits, high reliability, and low failure rate.

  • Watchdog monitor

    Watchdog monitors the inner function, so it can change the traditional product structure and improve the product reliability.