User's Manual

LoRa Node Controller
LN501 and LN1152
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4.3.1 RS485 Settings
1. Connect RS485 device to RS485 port on interface 2. If you need LN501 to power the RS485 device,
please connect the power cable of RS485 device to 5V/9V/12V power output on interface 2.
2. Go to “General -> Serial” of ToolBox software to enable RS485 and configure serial port settings.
Serial port settings should be the same as RS485 terminal devices.
Object Description
Interface 2 (Pin 1)
5V/9V/12V
Enable 5V/9V/12V power output of interface 2 to supply power to
RS485 terminal devices. It’s 12V by default and you can change
DIP switches to change voltage.
Power Output Time
Before Collect
LN501 will power the RS485 terminal devices for a period of
time before collecting data for terminal device initialization.
Baud Rate
1200/2400/4800/9600/19200/38400/57600/115200 are
available.
Data Bit
8 bit is available.
Stop Bit
1 bit and 2 bit are available.
Parity
None, Odd and Oven are available.