Operating Two-Wire FH71-STANDARD & STANDARD SENSITIVE Preamp. to S600 FloBoss. +Vs = 24VDC Power Supply. (**) Protection fuse 100mA.

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1 Operating Two-Wire FH71-STNDRD & STNDRD SENSITIVE Preamp. to S600 Flooss. Page : 1 / 6 Simple connection pattern: Figure 1 Explosion proof, TEX & IEC Ex d "TDxx" FURE HERMN Magnetic Sensor enclosure. (**) Protection fuse 100m * = 470 Ω ±5% 0.5 W * + + ( & resistance of wires) Ref. P148 Mezzanine Card Note : Internal current limitation 6m Two-wire FH71 STNDRD & STNDRD SENSITIVE, Typical connection to EMERSON S600 Flooss. MIN DRWING

2 Operating Two-Wire FH71-STNDRD & STNDRD SENSITIVE Preamp. to S600 Flooss. Page : 2 / 6 lternative 1 to simple connection pattern: Figure 2 Explosion proof, TEX & IEC Ex d "TDxx" FURE HERMN Magnetic Sensor enclosure. (**) Protection fuse 100m * = 470 Ω ±5% 0.5 W * + + ( & resistance of wires) Note : Internal current limitation 6m Two-wire FH71 STNDRD & STNDRD SENSITIVE, Typical connection to EMERSON S600 Flooss. LTERNTIVE 1

3 Operating Two-Wire FH71-STNDRD & STNDRD SENSITIVE Preamp. to S600 Flooss. Page : 3 / 6 lternative 2 to simple connection pattern: Figure 3 Explosion proof, TEX & IEC Ex d "TDxx" FURE HERMN Magnetic Sensor enclosure. (**) Protection fuse 100m * = 470 Ω ±5% 0.5 W * + + ( & resistance of wires) Note : Internal current limitation 6m Two-wire FH71 STNDRD & STNDRD SENSITIVE, Typical connection to EMERSON S600 Flooss. LTERNTIVE 2

4 Operating Two-Wire FH71-STNDRD & STNDRD SENSITIVE Preamp. to S600 Flooss. Page : 4 / 6 Intrinsically safe connection pattern: Figure 4 Intrinsically safe, TEX & IEC Ex ia "TD_SI xx" FURE HERMN Magnetic Sensor. Intrinsic safety parameters of cable: L cable 3.05mH C cable 83nF * = 50 Ω ±5% 0.5 W * + + ( & resistance of wires) 3 4 MTLx m 1 2 Note : Internal current limitation 6m S600/S Two-wire FH71 STNDRD & STNDRD SENSITIVE, Typical connection to EMERSON S600 Flooss through MTLx787+ intrinsically safe barrier.

5 Operating Two-Wire FH71-STNDRD & STNDRD SENSITIVE Preamp. to S600 Flooss. Page : 5 / 6 lternative 1 to intrinsically safe connection pattern: Figure 5 Intrinsically safe, TEX & IEC Ex ia "TD_SI xx" FURE HERMN Magnetic Sensor. 3 4 MTLx m 1 2 S600/S600+ Intrinsic safety parameters of cable: L cable 3.05mH C cable 83nF * = 50 Ω ±5% 0.5 W * + + ( & resistance of wires) Note : Internal current limitation 6m Two-wire FH71 STNDRD & STNDRD SENSITIVE, Typical connection to EMERSON S600 Flooss through MTLx787+ intrinsically safe barrier. LTERNTIVE 1

6 Operating Two-Wire FH71-STNDRD & STNDRD SENSITIVE Preamp. to S600 Flooss. Page : 6 / 6 lternative 2 to intrinsically safe connection pattern with MTL5x32: Figure 6 Intrinsically safe, TEX & IEC Ex ia "TD_SI xx" FURE HERMN Magnetic Sensor. Intrinsic safety parameters of cable: L cable 3.05mH C cable 83nF = 2700 Ω ±5% 250mW The value of 1 is function of pulses duration which is different from one type of meter to the other: Typical value 1 430Ω Tests are required. Is 1 = xxxω ±5% 1W = 22Ω ±1% 1W S600/S MTL5532: SEEF 09 TEX djustable voltage threshold detector Power input MTL5032 Or MTL 5532 (0V) Note : Internal current limitation 6m Two-wire FH71 STNDRD & STNDRD SENSITIVE, Typical connection to EMERSON S600 Flooss through MTL5X32 intrinsically safe barrier. LTERNTIVE 2