Communication Guide, ©ComAp – March 2014 4
IGS-NT Communication Guide 03-2014.pdf
Error list ............................................................................................................................... 126
Data types ........................................................................................................................... 127
Communication status ........................................................................................................ 129
Examples of Modbus Communication ................................................................................................. 131
Battery voltage – reading (read multiple registers) ...................................................................... 131
Values (Oil press, Water temp, Fuel level) – reading .................................................................. 132
Binary input - reading .................................................................................................................. 132
Password decode - reading ........................................................................................................ 132
Gen-set name - reading .............................................................................................................. 133
Engine state - reading .................................................................................................................. 133
Gear teeth – writing ...................................................................................................................... 134
Nominal Power – writing .............................................................................................................. 134
Mode – writing .............................................................................................................................. 134
Reset / Confirm Alarm .................................................................................................................. 135
Remote Switch 1 – Set (Remote Control 1) ................................................................................. 136
External Value1 – writing ............................................................................................................. 136
User & Password – in two steps .................................................................................................. 137
User & Password – in one step .................................................................................................... 138
Start the engine – in one step ...................................................................................................... 138
Start the engine – in two steps ..................................................................................................... 139
History – reading .......................................................................................................................... 139
AlarmList reading ......................................................................................................................... 140