Product Name: DC 5-12V 433M RS485 Lora 22DBM RF Wireless Transceiver Master-Slave Transmission for RS485 PLC PTZ Wireless Meter Reading
Package inlcuded:
1 PCS 433M(915M) RT88H01 RS485 LORA Wireless Transmitter and Receiver Module
Description:
Working voltage: 5V-12V;
Interface : RS485
Frequency: 433M Version(410~512MHz);
Transmit power: -9~+22dBm;
Receiver sensitivity: -129dBm;
Operating temperature: -25?~+75?;
Transparent transmission mode baud rate :1200 2400,4800,9600(Default),19200,38400,57600,115200;
Open ground Transmission distance : 1000M
Size(without antenna): 45x30x14mm
Weight(without antenna):12g
Module features
Long-distance wireless transmission (up to 1000 meters in open space, Bit rate 1.76~62.5Kb/s);
Working frequency range: 410~512MHz for 433 version, 854.5~931MHz for 868 version, up to 256 communication channels;
Maximum 156mW (22dBm) transmit power (10 levels of power can be set);
Built-in MCU, use serial port to communicate with external devices;
Send a maximum of 250 bytes at a time, and a maximum of 240 bytes in encrypted mode;
The module can support one-to-one, one-to-many transparent transmission communication through ID setting
The receiving module can be set to Repeater mode to extend the communication distance (solder the M0 solder spot on the module);
The module can set data AES encrypted transmission to enhance data confidentiality.
For more information, please contact me
Recommend to buy more than 2pcs!!!
How to use (>=2pcs):
1 2PCS,Module 1 and Module 2 send data to each other.
2 3PCS,Module 1 sends data, module 2 acts as a repeater (multiple repeaters can be used), and module 3 receives data; delay sending and receiving d
