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1
1.1
Voorwoord ..................................................................................................... 3
1.2
Typografische conventies ............................................................................ 4
1.2.1 Waarschuwingssymbolen .............................................................................. 4
1.2.2 Instructiesymbolen ......................................................................................... 4
1.2.3 Type weergave ................................................................................................ 4
2
2.1
Toepassingsmogelijkheden ......................................................................... 5
2.2
Systeemeisen ............................................................................................... 5
2.3
Indentificatie interface ................................................................................. 5
2.4
Evaluatieprogramma PCA en communicatieserver .................................. 6
3
3.1
Aansluitschema ............................................................................................ 7
3.2
RS 232 ........................................................................................................... 8
3.3
Omschakelen tussen RS 232 en RS 485 .................................................... 8
4
4.1
Master-slave-principe .................................................................................. 9
4.2
Transfermodus (RTU) ................................................................................... 9
4.3
Instrumentadres ......................................................................................... 10
4.4
Tijdelijke uitloop van de communicatie ................................................... 10
4.5
Opbouw van het datablok ......................................................................... 12
4.6
Onderscheiding MOD-bus/J-bus .............................................................. 12
4.7
Checksom (CRC16) .................................................................................... 13
4.8
Configuratie van de interface .................................................................... 14
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3
5
7
9
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