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SRWF-1021

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Negotiable MOQ: 1 Kilogram (Price negotiable depending on order volume and customization)
Key Specifications
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Brand Name:
Place of Origin:
China
Model Number:
SRWF-1021
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Shanghai Sunray Technology Co. Ltd
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
7 days

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Place of Origin China
Model Number SRWF-1021
Description:
 SRWF-1021 series of digital wireless modules for General transparent transmission modules, can meet any standard or non-standard user agreement. A single radio frequency integrated circuits and single-chip MCU, small size, less external circuit, high reliability and low failure rate .
Multiple antenna configuration to meet the needs of different users.
Applications:
  •  Water, electricity, gas, heating automatic meter reading system
  • Traffic and cranes, and other industrial remote control
  •  Production Line Data Collection
  •  Railways, oil fields, terminals and data communications units
  •  Medical and electronic instrumentation automatic control
  •  Intelligent home appliances and lighting control
  •  Security and police officers coal mine attendance and positioning
  •  Anti-theft car, tire pressure monitoring and four-wheel-positioning
  •  Shops wireless POS systems
  •  Expressway and the LED display in public places
  •  Banks and the Government queue management system
  •  Wireless la carte system and the system of intelligent wireless PDA terminal
  •  Agricultural irrigation automation, environmental monitoring granary
  •  Wireless hanging, said wireless transmission of electronic
    •  Condition

    Terms of Use:

    Technical specification of SRWF-1021:

    Serial number
    Item
    Parameter
    Note
    1
    Modulation mode
    GFSK/FSK
     
    2
    Work frequency
    433/470/868/915MHz
     
    3
    Transmission power
    10dBm(433/470MHz),5dBm(868/915MHz)
     
    4
    Receiving sensitivity
    -118 dBm
    433MHz@1200bps
    -118 dBm
    470MHz@1200bps
    -116 dBm
    868MHz@1200bps
    -116 dBm
    915MHz@1200bps
    5
    Channel counts
    8channel
    16/32 channel custom-made
    6
    Transmitting current
    38±2mA
     
    7
    Receiving current
    28±2mA
     
    8
    Sleeping current
    5±2uA
    -40~60
    9
    Interface velocity
    1200/2400/4800/9600/19200bps
     
    10
    Interface mode
    UART TTL/RS-232/RS-485
    User setting, 19200 bps TTL only
    11
    Power supply
    +3.35VDC
     
    12
    Working temperature
    -25~75
    -40~85 custom-made
    13
    Working humidity
    10%~90%(relative humidity without condensation)
     
    14
    Dimension
    47mm×26mm×10mm
     
    15
    Reliable transmit distance
    800m@ AT-4 antenna
    433MHz@1200bps
    800m@ AT-4 antenna
    470MHz@1200bps
    400m@ AT-4 antenna
    868MHz@1200bps
    300m@ AT-4 antenna

    method for terminals are shown in Table 1.

    Pin No
    Pin Name
    Description
    Level
    Connected to Terminal
    Memo
    1
    GND
    Grounding of Power Supply
     
    Grounding of Power Supply
     
    2
    VCC
    Power supply DC
    3.35.0V
     
     
    3
    RXD/TTL
    Serial data receiving end
    TTL
    TXD
    COM1
    4
    TXD/TTL
    Serial data transmitting end
    TTL
    RXD
    5
    SGND
    Grounding of the signal
     
     
     
    6
    A(TX)
    A of RS-485 Or TX
    of RS-232
     
    A(RXD)
    COM2
    7
    B(RX)
    B of RS-485 or RX of RS-232
     
    B(TXD)
    8
    SLEEP
    Sleep control (Input)
    TTL
    Sleep signal
    Low level enable t>15ms
    9
    RESET
    Reset control (input)
    TTL
    Reset signal
    Negative pulse reset 1ms
    Name：SRWF-1021 433MHZ/470MHZ/868MHZ/915MHZ wireless data modules
    Model：SRWF-1021
    Output Power: 10dBm(10mW)
    Receiver Sensitivity :-118dBm
    Transmission Distance: 800m AT-4/1200bps
    Dimension: 47mm×26mm×10mm

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    Shanghai Sunray Technology Co. Ltd
    Business Type
    Trading Company
    Year Established
    2005
    Total Employees
    101 - 200 People
    Main Markets
    North America, South America, Eastern Europe
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