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Seller Store eletechsup_shop
(2982) 100.0%,
Location: Guangzhou
Ships to: US,
Item: 175569931380
Restocking Fee:No
Return shipping will be paid by:Buyer
All returns accepted:Returns Accepted
Item must be returned within:30 Days
Refund will be given as:Money Back
Unbranded:Unbranded
Country/Region of Manufacture:China
Custom Bundle:No
Product Name: RS485 Master-slave Network Transceiver Wireless Repeater FSK 868M Uhf FR Module Board for Arduino UNO MCU STM32 Package inlcuded: 868M RS485 Master-slave Network Transceiver Description: Working voltage: DC 5V; Working current: 6-40MA Interface : RS485 Frequency: 868MHz Transmit power: -40~+20dBm; Receiver sensitivity: -114dBm; Operating temperature: -25℃~+75℃; Transparent transmission mode baud rate :1200 2400,4800,9600(Default),19200; AT mode configured baud rate fix is: 9600BPS; Open ground Transmission distance : 500M Size(without antenna): 58.5x30x13.8mm Weight(without antenna):16.8g For more information, please contact me How to use (>=2pcs): 1 2PCS :Ordinary wireless transmission,Module 1 and Module 2 send data to each other. 2 3PCS :Relay transmission,Module 1 sends data, module 2 acts as a repeater (multiple repeaters can be used), and module 3 receives data; delay sending and receiving distance. 3 >=3PCS:Master-slave network transmission,One as master device, the other as will be as slave device. the way they work as well as wired RS485 bus. Master device transmit data, Slave devices all receive data.Any slave device transmit data, master device and the other slave devices can receive .When ever only allowed one device (master or slave) to transmit data. Application PTZ Camera Modbus modbus temperature sensor LED Controller RS485 Master-slave network transmission Remote control, remote measurement system; Wireless meter ; Smart Home,Home Automation ,Wiser Home; Access control ; Identification system ; Data collection; IT household appliance ; Intelligence household appliance; Baby monitoring system; 433M Sucker Antenna: Applicable Frequency : 315MHz/433MHz/470MHz Gain: 5.0 dBi S.W.R. < 1.5; Input Impedance: 50ohm Antenna Length : 145mm Cable Type : RG174 Connector Type : SMA plug straight Cable Length : 1.5M 868M Sucker Antenna: Applicable Frequency : 868MHz/915MHz Gain: 5.0 dBi S.W.R. < 1.5; Input Impedance: 50ohm Antenna Length : 110mm Cable Type : RG174 Connector Type : SMA plug straight Cable Length : 1M
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