Inhaltsverzeichnis
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INHAlt
1
Allgemein .............................................................................................................................................4
1.1
Symbolerklärung ...........................................................................................................................................4
1.2
Sicherheitshinweise .......................................................................................................................................4
1.2.1
Bestimmungsgemäße Verwendung ..................................................................................................................... 4
1.2.2
Montage, Inbetriebnahme und Bedienung ........................................................................................................... 5
1.3
Umweltaspekte ..............................................................................................................................................5
2
Produktbeschreibung .........................................................................................................................6
2.1
Modularer Aufbau ..........................................................................................................................................6
2.1.1
Ändern des Rohrdurchmessers ........................................................................................................................... 7
2.2
Funktionen .....................................................................................................................................................7
2.2.1
Analogausgang (OUT 1) ......................................................................................................................................7
2.2.2
Schaltausgang (OUT 1 und OUT 2) ..................................................................................................................... 7
2.2.3
Impulsausgang (OUT 2) / Verbrauchszähler ........................................................................................................ 8
2.2.4
Einstellen der Normbedingungen ......................................................................................................................... 8
2.2.5
Nullpunktabschaltung ...........................................................................................................................................8
3
Mechanische Installation ....................................................................................................................9
3.1
Einbaumaße ..................................................................................................................................................9
3.2
Festlegen des Einbauortes ............................................................................................................................9
3.2.1
Prozessdruck .......................................................................................................................................................9
3.3
Einbaulage ..................................................................................................................................................10
3.4
Erforderliche Messstrecke ...........................................................................................................................11
3.5
Einbau Messblock in die Rohrleitung ..........................................................................................................12
3.5.1
Betrieb der Rohrleitung ohne Messumformer .................................................................................................... 12
3.6
Einbau Messumformer in den Messblock ...................................................................................................12
4
Elektrische Installation .....................................................................................................................13
4.1
Anschlussbild ..............................................................................................................................................13
4.1.1
Schalt- und Impulsausgang interne Schaltung .................................................................................................. 14
4.2
Busausgang ................................................................................................................................................14
4.2.1
M-Bus (Meter-Bus) .............................................................................................................................................14
4.2.2
Modbus RTU ......................................................................................................................................................15
4.3
Konfigurationschnittstelle (USB) ..................................................................................................................17
5
Display ................................................................................................................................................17
5.1
Messwertanzeige ........................................................................................................................................18
5.2
Display - Navigation und Menüführung .......................................................................................................18
6
Fehlermeldungen ..............................................................................................................................20
7
Wartung ..............................................................................................................................................20
7.1
Ausbau Messumformer aus dem Messblock ..............................................................................................20
7.2
Reinigen des thermischen Strömungssensors ............................................................................................21
7.3
Bestellinformation Zubehör .........................................................................................................................21
8
technische Daten ..............................................................................................................................22
8.1
Werkseinstellung der Ausgänge ..................................................................................................................23
Bedienungsanleitung EE741 Durchflussmesser für Druckluft und Gase
3
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