Lika SMAX-AI1-PRG-L2, User Manual

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Total resolution ................................................................................................................................................35
Preset value
........................................................................................................................................................35
Offset value
........................................................................................................................................................35
Node address
.....................................................................................................................................................35
Baud rate
..............................................................................................................................................................35
Operating parameters
...................................................................................................................................36
Enable scaling function.............................................................................................................................36
Change counting dir....................................................................................................................................36
Control word
......................................................................................................................................................36
Enable watchdog..........................................................................................................................................36
Execute preset................................................................................................................................................37
Upload defaults.............................................................................................................................................37
Auto save
..............................................................................................................................................................37
Save parameters
...............................................................................................................................................38
5.4 Update FW page - Firmware upgrade...........................................................................................................39
5.4.1 Information on firmware upgrade.........................................................................................................39
5.4.2 Preliminary operations and connections.............................................................................................40
5.4.3 Launching the firmware upgrade process..........................................................................................40
5.5 Manual frame page – Transmitting PDUs manually...............................................................................42
6 Modbus® interface............................................................................................................................. 44
6.1 Modbus Master / Slaves protocol principle................................................................................................44
6.2 Modbus frame description.................................................................................................................................45
6.3 Transmission modes..............................................................................................................................................46
6.3.1 RTU transmission mode..............................................................................................................................47
6.4 Function codes........................................................................................................................................................49
6.4.1 Implemented function codes...................................................................................................................49
03 Read Holding Registers
......................................................................................................................49
04 Read Input Register
.............................................................................................................................51
06 Write Single Register
..........................................................................................................................53
16 Write Multiple Registers
...................................................................................................................55
7 Programming parameters................................................................................................................. 59
7.1 Parameters available.............................................................................................................................................59
7.1.1 Machine data parameters (Holding registers)...................................................................................59
Resolution [0000 hex]
...................................................................................................................................59
Preset value [0001 hex]
................................................................................................................................61
Offset value [0002 hex]
................................................................................................................................63
Operating parameters [0003 hex]
..........................................................................................................63
Scaling function
...............................................................................................................................................64
Code sequence
..................................................................................................................................................64
Node address [0004 hex] .............................................................................................................................65
Serial com baud rate [0005 hex] .............................................................................................................65
Control Word [000A hex]
.............................................................................................................................66
Watchdog enable
............................................................................................................................................66
Save parameters
...............................................................................................................................................67
Load default parameters
.............................................................................................................................67
Perform counting preset
.............................................................................................................................67
7.1.2 Input Register parameters.........................................................................................................................69
Alarms register [0000 hex] .........................................................................................................................69
Machine data not valid ................................................................................................................................69
Flash memory error
........................................................................................................................................69