RS485 Wireless Radio Modem

1W Wireless DTU RS485 Radio Moddem PLC wireless module RS232 RS485 USB port

Introduction:

LS-R324 is a 1W radio modem,

It control 3km LOS.

It supports UHF band,

Support 24V power supply.

Usually works as wireless DTU to connect with PLC and other industrial control devices.

LS-R324 Supports RS485 Modbus RTU protocol. 

Parameter:

Power output: 24V DC

RF power: 1W

Air baud rate: 1,200/2,400/4,800/9,600/19,200bps choose one

Interface baud rate: 1,200/2,400/4,800/9,600/19,200bps programmable

Frequency band: 433, 450, 470 or others

Interface: RS-232, RS-485 and USB

Communication mode: Half-duplex

Channel: 8(default), 16/32(customized)

Receive current: <45mA

Receive sensitivity: -123dBm @ 1,200bps); -118dBm @ 9,600bps)

Transmitting current: <500mA

RF line-of-sight range: 2km (BER=10-5@9600bps); 3km (BER=10-5 @ 1,200bps)

Size: 175*115*32mm (without antenna port)

Pin Definition:

Support RS232, RS485, USB, you can use DIP switch to program

About the LED indicator

a. When module is power on, POWER LED is always ON (red).

b. When module enter to set mode (DIP 8 ON), SET LED is always ON (red).

c. When module is transmitting,

     if you use RS232 port, RS232 LED blinks (green) regularly.

     if you use RS485 port, RS485 LED blinks (green) regularly.

     if you use USB port, USB LED blinks (green) regularly.

d. When module is receiving, RF LED blinks (blue) regularly.

Application area:

Water/waste water treatment

Industrial automation

PC/PLC wireless communication

Wireless data collection and transmission

PC, Sensors, pumps, valves, meters wireless communication

Wireless SCADA

Application Example