Contents
Chapter 1 1HLC module introduction.......................................................................................................... 3
1.1
Module specification............................................................................................................................. 3
1.2
Module appearance and description.................................................................................................. 4
1.3
Application connections........................................................................................................................ 4
1.4
Communication interface between 1HLC and PLC:........................................................................ 6
1.5
1HLC application interface................................................................................................................... 6
1.5.1 Application interface contents and Modbus comparison table....................................................................6
1.5.2 Detailed description...........................................................................................................................................7
Chapter 2 Application examples.................................................................................................................. 8
2.1
Application connections........................................................................................................................ 8
2.2
Setting PLC communication parameters........................................................................................... 8
2.3
Ladder diagram programming............................................................................................................. 9
2.4
1HLC module calibration.................................................................................................................... 10
2.4.1 Zero-point calibration.......................................................................................................................................10
2.4.2 Full-span calibration.........................................................................................................................................10
2.4.3 Weight measuring............................................................................................................................................10
