Serial Port¶
In this tab you can configure the support of the external module on the serial port.
If you do not use any module on the serial port, select OFF.
Supported modules¶
The following modules are supported in LK 3.5+:
- GSM SIM800L
- Duraluxe
- PM SDS011
- CO2 MH-Z16/19
- PM SPS30
- Barcode/Qr Code Scanner
- Ultrasonic distance sensor (JSN-SR04T-2.0 Mode 2)
- RHEWA 82comfort (added in HW 3.5+ SW 1.38)
- GMQ125 (added in HW 3.5+ SW 1.40)
Using Serial Port and Modbus features
In versions HW 3.5 and HW 3.6, you can only select one module from the Serial Port or Modbus card.
From version HW 3.7 onwards, two separate serial port interfaces are available on the board, which allows the use of both functions: Serial port and Modbus at the same time.
GSM SIM800L¶
GSM module for LC3.
Duraluxe¶
Option to read the value of electricity production and power network parameters from Duraluxe inverters. Communication with inverters via the RS232 interface. Description provided for the listed devices.







