High Precision Inventory Tank Gauging System
High Precision Inventory Tank Gauging System
High Precision Inventory Tank Gauging System
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MADE IN SWEDENTechnical DescriptionField Bus Modem, FBM 2171The Field Bus Modem (FBM) converts the signalfrom RS-232 to the TRL/2 Bus. It is used to connecta PC with the <strong>Tank</strong>Master HMI software to theTRL/2 Bus. The Field Bus Modem is delivered withthe cable for connection to the PC. The Field BusModem has its own power supply through an AC/DC converter.mm (inch)Connectionto PCDCconnectorField Bus ModemTyp FBM 2170RS-232120 (4.7)TRL/2 Bus1 2 3 4A division of Saab Marine Electronics ABFBM 2170 Field Bus Modem.Connection to Field busTechnical Data for FBM 2171Explosion protection:NonePower supply:From AC/DC converter suppliedby Saab Rosemount <strong>Tank</strong> Control(6-15 V, 10 mA).Cable to PC:3 m (10 ft) included in delivery.Field bus overvoltage protection:Galvanic insulation, transient protection,suppressors and fuses.30