IFC 110 F V2.0 IFC 110 F-EEx V2.0 - Krohne

Part A System installation and start-up Sect. 1.3.41.3.4 Cable lengths (max. distance between signal converter and flow sensor)Abbreviations and explanationsThe abbreviations used in the following tables, diagrams and connection diagrams stand for:A Signal line A (type DS) with double shielding, max. length see diagramB Signal line B (type BTS) with triple shielding, max. length see diagramC Field current line, minimum cross section (A F ) and max. length see tableD High-temperature silicone line, 3x1.5 mm² (14 AWG) Cu, with single shield,max. length 5 m (16 ft)E High-temperature silicone line, 2 x 1.5 mm² (14 AWG) Cu, max. length 5 m (16 ft)A F Cross section of field current line C in Cu, see tableL Cable length in m or ftΚ Electrical conductivity of the process liquidZD Intermediate connection box required in connection with lines D and E for flow sensorsALTOFLUX 4000 F, PROFIFLUX 5000 F and VARIFLUX 6000 F for process temperaturesexceeding 150°C (302°F).Recommended length of signal linefor magnetic field frequencies ≤ 1/6 x power frequencyFlow Meter size Signal Please note!sensor DN mm Inch lineVARIFLUX 6000 F 2.5 - 151 / 10 -1 / 2 B1For application with25 - 80 1 - 3 A1 / B3 empty pipe detectionPROFIFLUX 5000 F 2.5 -/ 10 - B1(EPD) max. length4 - 15/ 6 -/ 2 B2< 20 m / 66 ft.25 - 100 1 - 4 A1 / B3ALTOFLUX 4000 F 10 - 1503 / 8 - 6 A1 / B3200 - 1200 8 - 48 A2 / B4ALTOFLUX 2000 F 150 - 250 6 - 10 A2 / B4ECOFLUX 1000 F 10 - 1503 / 8 - 6 A1 / B3M900 10 - 3003 / 8 - 12 A2 / B4Max. length and minimum cross section of field current lineLength LCross section AF (Cu), minimum0 to 150 m 5 to 500 ft 2 x 0.75 mm² Cu 2 x 18 AWG150 to 300 m 500 to 1000 ft 2 x 1.50 mm² Cu 2 x 14 AWG300 to 600 m 1000 to 1900 ft 4 x 1.50 mm² Cu 4 x 14 AWG05/2003 IFC 110 F 11