2
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