Technical Specification
Modulation mode: GFSK
RF Line-of-sight Rang:
Working Frequency: 433~490Mhz (customized)
Interface:TTL/RS232/RS485
Operating Voltage:9-18V
RF power:≤3W
Receiving sensitivity: -121dBm
Reveive current: ≤30mA
Transmitting current: ≤600mA
COM baud rate: 1200/2400/4800/9600/19200/38400bps
RF baud rate: 1200/2400/4800/9600/19200/38400bps
COM data format: 8N1/8E1/8O1(default 8N1)
Working temperature:
Working humidity: 10%~90% The relative humidity, does not have the condensation
Outside Size:
Pin Definition
PIN |
Name |
Function |
Description |
1 |
TXD |
Output |
Serial communication data transmission |
2 |
RXD |
Input |
Serial communication data reception |
3 |
GND |
Ground |
Ground |
4 |
A+ |
BUS |
Serial communication data transmission(rs485 level) |
5 |
B- |
BUS |
Serial communication data reception(rs485 level) |
6 |
SET |
|
Configuration parameters enable(active low level enable parameter Configuration, the default high level output) |
7 |
CS |
|
Module enable(active low level dormancy, the default high level output |
* AMR Automatic Meter
* Wireless alarm and security systems
* Building automation, security, wireless monitoring and Access Control System;
* Wireless data transmission, automatic data collection system;
* Low power telemetry
* 433 / 868 and 915 MHz ISM/SRD band systems
* Data radio can be used for Wireless conference voting system;
* Mapping;
* Radio modem can be used for Sports training & competition;
* Wireless dishes ordering;
* Wireless POS, PDA wireless smart terminal;
* RF modem can be used for Electronic bus station and intelligent traffic;
* RF transmitter Wireless electronic display screen and queuing machine;
* Wireless telemetry Charging for parking, parking lot;
* Wireless modem Automobile inspection and four-wheel orientation;
* Wireless sensor Industrial wireless remote control and air conditioning remote controller;
* Data communication used for railway, oil field, dock and army.
* LED display in thruway and public places
* Wireless RS232/RS485 conversion/connector;