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Emerson MMI-20016185 manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    Installation Manual P/N MMI-20016185, Rev. AA January 2010 Micro Motion ® 9739 MVD Transmitters Installation Manual Planning Mounting Wiring[...]

  • Page 2

    Safety and approval information This Micr o Motion product complies with all applicable Eur opean dir ectives when pr operly ins talled in acc ordance with the instructions in this manual. Ref er to the E C declaration of conf ormity f or directiv es tha t apply to this pr oduct. The E C declaration of conf ormity , with all applicable European dir[...]

  • Page 3

    Contents Chapter 1 Planning ......................................................................................................... 1 Installa tion checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 4

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  • Page 5

    Chapter 1 Planning Topics covered in this chapter: ¨ Installa tion checklist ¨ 9739 MVD transmit ter c omponents Installation checklist q Mak e sure that the tr ansmitt er is suit able for the en vironment in which it will be inst alled. See the haz ardous ar ea specied on the transmitt er appr ov al t ag. q Locate and moun t the transmitt er [...]

  • Page 6

    Planning Figure 1-1 Standard housing lockout clamp components (ATEX installations only) A B C D E F A Housing cover B Lip C Mounting screw D Clamp E Threaded hole F Housing base Notes • Bef ore inst alling the tr ansmitt er housing lock out clamp, mak e sur e that you ha ve properly ins talled the tr ansmitter and the owmeter has been zer oed.[...]

  • Page 7

    Planning Figure 1-2 Components of the 9739 MVD transmitter A G F B C E H D I A Remov able housing cover B Electronics module C Intrinsically sa fe sensor wiring terminals D Non–intrinsically-saf e output wiring terminals E Conduit opening f or sensor wiring F Conduit opening for power supply wiring G Conduit opening f or output wiring H Housing b[...]

  • Page 8

    Chapter 2 Mounting Topics covered in this chapter: ¨ Mount the 9739 MVD transmit ter to a wall ¨ Moun t the 9739 MVD tr ansmitt er t o an instrumen t pole ¨ Rota te the user int erf ace on the electronics module (op tional) Mount the 9739 MVD transmitter to a wall Prerequisites • Use f our 5/16-inch diameter (or M8) bolts and nuts that c an wi[...]

  • Page 9

    Mounting Figure 2-1 Transmitter mounting dimensions (front and side views) B E A D C F A 2.81 inches (71 mm) B 7.31 inches (186 mm) C 4.51 inches (115 mm) D 8.39 inches (213 mm) E 9.19 inches (233 mm) F With display: 6.82 inches (173 mm); Without displa y: 7.28 inches (185 mm) Figure 2-2 Transmitter mounting dimensions (bottom view) A B C D E A 0.1[...]

  • Page 10

    Mounting Mount the 9739 MVD transmitter to an instrument pole Prerequisites • Use two 5/16-inch U-bolts for 2-inch pipe, and f our matching nuts, that c an withstand the pr ocess envir onment. Micro Motion does not supply U-bolts or nuts. • Ensure the instrument pole ext ends at least 12 inches (305 mm) from a rigid base, and is no more than 2 [...]

  • Page 11

    Mounting Rotate the user interface on the electronics module (optional) The user int erface on the tr ansmitt er electronics module can be r ota ted 180 ° fr om the original position. Procedure 1. Shut of f power to the unit. 2. Unscrew and remove the transmitt er housing cov er . If the tr ansmitt er is ins talled in a haz ardous area, be sur e y[...]

  • Page 12

    Chapter 3 Wiring the power supply and grounding the transmitter Topics covered in this chapter: ¨ P ower supply r equiremen ts ¨ Wire the pow er supply ¨ Gr ound the 9739 MVD transmit ter Power supply requirements The 9739 MVD tr ansmitt er can accept either AC or DC power . The transmit ter automa tically recogniz es the source v oltage. T able[...]

  • Page 13

    Wiring the power supply and grounding the transmitter Figure 3-1 Power supply wiring terminals E B C D A A External gr ound terminal B Pow er supply conduit opening C L / L1 for AC; + f or DC D N / L2 for AC; – f or DC E Pow er ground terminal 5. Secure the input power connections at the two labeled t erminals. For A C-powered tr ansmitt ers, y o[...]

  • Page 14

    Wiring the power supply and grounding the transmitter Important Follow the plan t st andards if a separa te high-in tegrity intrinsically saf e gr ound scheme is used. If national s tandar ds or plant standar ds are not in e ff ect, adhere to the f ollowing guidelines f or grounding: • Use copper wire, 14 A WG (2.5 mm 2 ) or larger wire siz e. ?[...]

  • Page 15

    Chapter 4 Wiring the 9739 MVD transmitter to the sensor Topics covered in this chapter: ¨ Prepar e the 9-wire c able ¨ Wir e the tr ansmitt er t o the sensor using jack et ed c able ¨ Wire the tr ansmit ter to the sensor using shielded or armored cable ¨ Sensor and tr ansmit ter t erminals ¨ Micr o Motion 9-wire c able types and usage Prepare [...]

  • Page 16

    Wiring the 9739 MVD transmitter to the sensor Figure 4-1 Preparing jacketed cable 12 Micro Motion 9739 MVD Transmitters[...]

  • Page 17

    Wiring the 9739 MVD transmitter to the sensor Figure 4-2 Preparing shielded or armored cable Installation Manual 13[...]

  • Page 18

    Wiring the 9739 MVD transmitter to the sensor Wire the transmitter to the sensor using jacketed cable Prerequisites For A TEX installa tions, the jack eted cable must be inst alled inside a user-supplied sealed met allic conduit that pr ovides 360 ° termination shielding f or the enclosed cable. Sensor wiring is intrinsically sa fe. T o k eep sens[...]

  • Page 19

    Wiring the 9739 MVD transmitter to the sensor Table 4-2 Sensor and transmitter terminal designations Wire color Sensor terminal Transmitter terminal Function Black No connection 0 Drain wires Brown 1 1 Drive + Red 2 2 Drive − Orange 3 3 T emper ature − Y ellow 4 4 T emper ature re turn Green 5 5 Left pick off + Blue 6 6 Right pick of f + Violet[...]

  • Page 20

    Wiring the 9739 MVD transmitter to the sensor Figure 4-3 Cable gland and cable (exploded view) A B C D E F G H I A Cable B Sealing nut C Compression nut D Brass compr ession ring E Braided shield F Cable G T ape or heat-shrink tubing H Clamp seat (shown as int egral t o nipple) I Nipple 3. Unscrew the nipple fr om the compression nut. 4. Screw the [...]

  • Page 21

    Wiring the 9739 MVD transmitter to the sensor Figure 4-4 Cross-section of assembled cable gland with cable A B C D E F G A A Cable B Sealing nut C Seal D Compression nut E Braided shield F Brass compression ring G Nipple 10. Remov e the junction-bo x cover or transmit ter housing cover . 11. At both the sensor and tr ansmitt er , c onnect the cable[...]

  • Page 22

    Wiring the 9739 MVD transmitter to the sensor Table 4-3 Sensor and transmitter terminal designations continued Wire color Sensor terminal Transmitter terminal Function Violet 7 7 T emper ature + Gra y 8 8 Right pick of f − White 9 9 Left pick off − b. Tight en the scr ews to hold the wires in place. c. Ensur e int egrity of g ask ets, gr ease a[...]

  • Page 23

    Wiring the 9739 MVD transmitter to the sensor Figure 4-6 F-Series, Model D, and Model DL sensor terminals Figure 4-7 Model DT sensor terminals (user-supplied metal junction box with terminal block) 1 9 8 7 6 5 4 3 2 A A Earth gr ound Figure 4-8 9739 MVD transmitter terminals Installation Manual 19[...]

  • Page 24

    Wiring the 9739 MVD transmitter to the sensor Micro Motion 9-wire cable types and usage Cable types Micro Motion supplies three types of 9-wir e cable: jacketed, shielded, and armored. Note the following diff er ences between the cable types: • Armored cable provides mechanical protection f or the cable wires. • Jacket ed cable has a smaller be[...]

  • Page 25

    Wiring the 9739 MVD transmitter to the sensor Table 4-6 Bend radii of shielded cable Minimum bend radii Jacket material Outside diameter Static (no load) condition Under dynamic load PVC 0.2 inches (14 mm) 4–1/4 inches (108 mm) 8–1/2 inches (216 mm) T eon FEP 0.425 inches (11 mm) 3–1/4 inches (83 mm) 6–3/8 inches (162 mm) Table 4-7 Bend [...]

  • Page 26

    Wiring the 9739 MVD transmitter to the sensor Figure 4-10 Cross-section view of shielded cable A C (1) B D E (4) F (4) G (5) A Outer jack et B Tin-plated c opper braided shield C Foil shield (1 tot al) D Inner jacke t E Drain wir e (4 total) F Foil shield (4 total) G Filler (5 total) 22 Micro Motion 9739 MVD Transmitters[...]

  • Page 27

    Wiring the 9739 MVD transmitter to the sensor Figure 4-11 Cross-section view of armored cable A C (1) B D E (4) F (4) G (5) A Outer jack et B Stainless st eel braided shield C Foil shield (1 tot al) D Inner jacke t E Drain wir e (4 total) F Foil shield (4 total) G Filler (5 total) Installation Manual 23[...]

  • Page 28

    Chapter 5 Wiring the outputs Topics covered in this chapter: ¨ Analog output terminals ¨ Wir e the primary and secondary mA outputs ¨ Wire the frequency/pulse output ¨ Wire the discr ete output ¨ Wire the discr ete input ¨ Wire to a pressur e tr ansmitt er Analog output terminals Use the upper and lower terminal blocks on the right side of th[...]

  • Page 29

    Wiring the outputs Figure 5-1 Analog output terminals Table 5-8 Analog output wiring terminal designations Terminal Function 14 Frequency output, DC supply v oltage (+) 15 and 16 Frequency/pulse output (+) 16 Return 17 Primary variable (P V+) mA output 18 Primary variable (P V–) mA output 19 Secondary variable (SV+) mA output 20 Secondary variabl[...]

  • Page 30

    Wiring the outputs Wire the primary and secondary mA outputs Use t erminals 17 and 18 f or the primary mA output. Use t erminals 19 and 20 f or the secondary mA output. The mA outputs produce a user-selected 0–20 mA or 4–20 mA current. When congur ed as 4–20 mA outputs, the mA outputs can supply loop-powered process indica tors. The primar[...]

  • Page 31

    Wiring the outputs Figure 5-3 Wiring the primary mA output for HART communications A B PV+ PV - R1 R3 R2 C 17 18 A HART c ommunications tool, Pr oLink II, or AMS modem B Communicator loops or PV (Primary V ariable) terminals C DCS or PLC with internal r esistor Notes • If necessary , add resist ance in the loop by installing a r esistor R1. SMART[...]

  • Page 32

    Wiring the outputs Figure 5-4 Wiring the frequency/pulse output A B C A FREQ+ B RETURN C PLC or pulse count er • T o c ongure the output for increased curren t, add a 1 t o 3 k Ω resis tor across terminals 14 and 15 (see Figur e 5-5). Figure 5-5 Wiring the frequency/pulse output for increased current B C D A A 1 to 3 kΩ resist or B FREQ+ C [...]

  • Page 33

    Wiring the outputs Figure 5-6 Wiring the frequency/pulse output for constant current A B D C A FREQ+ B RETURN C 100 to 250 Ω resis tor D PLC or pulse count er • T o wire the output to use external power , see Figure 5-7 . F or recommended resis tor ver sus supply voltage, see Figure 5-8 . Do not exceed 30 VDC input. Excessiv e current will dama[...]

  • Page 34

    Wiring the outputs Figure 5-7 Wiring the frequency/pulse output for external power A B E C D A FREQ+ B RETURN C A pull-up r esistor , which mus t be of sufcien t v alue to limit loop current to less than 500 mA depending on the t otal loop resist ance at the tr ansmitter D 3 to 30 VDC power supply E PLC or pulse count er Figure 5-8 Recommended p[...]

  • Page 35

    Wiring the outputs Wire the discrete output The discret e output c an indicat e the ow direction, tr ansmit ter z eroing in pr ogress, pr essure input failur e, f aults, even t 1 or even t 2. Y ou can wire the discre te output to use int ernal or e xternal po wer . See Micro Motion 9739 MVD T ransmitters: Conguration and Use Manual f or more [...]

  • Page 36

    Wiring the outputs Figure 5-10 Wiring the discrete output for external power A B A A pull-up resist or , which must be of suf cient v alue to limit loop current to less than 500 mA depending on t otal loop resist ance at the tr ansmitter B 3 to 30 VDC power supply Figure 5-11 Recommended pull-up resistor versus supply voltage (external power) Wi[...]

  • Page 37

    Wiring the outputs Figure 5-12 Wiring the discrete input - + A A Remot e switch Wire to a pressure transmitter The 9739 MVD tr ansmitt er accepts inputs fr om a pressur e transmit ter f or pressur e compensa tion. Because the pr essure tr ansmitt er wiring is not in trinsically saf e, k eep the pressur e tr ansmitter wiring separ ated from the pow [...]

  • Page 38

    Wiring the outputs • If the pressure tr ansmitt er requir es a power supply gr eater than 13.6 V , or if other loop devices are r equired, y ou can use an ext ernal source to pow er the pr essure tr ansmitt er . Use t erminals S and 23 (see Figur e 5-14). Figure 5-14 Wiring to a pressure transmitter — external power, analog input A B D 4-20 mA [...]

  • Page 39

    Wiring the outputs Figure 5-15 Wiring to a pressure transmitter — digital communications A B C D 24 V D C A Pressur e transmit ter , with HAR T only B 250 Ω ± 5 %, 0.5 W C 250 Ω ± 5 %, 0.5 W D DC power supply Installation Manual 35[...]

  • Page 40

    Chapter 6 Wiring digital communications Topics covered in this chapter: ¨ Wir e the tr ansmitt er t o an RS-485 multidrop network ¨ Wir e the tr ansmitt er t o a Bell 202 multidrop network Wire the transmitter to an RS-485 multidrop network Prerequisites Use twis ted-pair , shielded cable that consis ts of 24 A WG (0.25 mm 2 ) or larger wir e bet[...]

  • Page 41

    Wiring digital communications Choose from the following options for wiring the RS-485 network: • T o connect one tr ansmitter to a hos t con troller f or the R S-485 serial communic ation, see Figur e 6-1. Figure 6-1 Wiring a 9739 MVD transmitter to a host controller 9739 26 27 A B R S-485 • T o connect multiple tr ansmitt ers t o a hos t contr[...]

  • Page 42

    Wiring digital communications Figure 6-3 Wiring to a typical HART ® network P V + 17 PV – 18 PV + C N 2- Z 30 PV – C N 2- D 30 4-20 mA 4 -20 mA 24 V D C 9739 9739 A B C D E E F A HART c ommunications tool, Pr oLink II, or AMS modem B 250 Ω load C IFT9701 D R-Series E SMART F AMIL Y ® transmit ter F DC source r equired for other HAR T 4–20 [...]

  • Page 43

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  • Page 44

    © 2010, Micro Motion, Inc. All rights r eserved. P /N MMI-20016185, R ev . AA *MMI-20016185* For the lat est Micr o Motion product specica tions, view the PRODUCTS section of our web site at www .micr omotion.com Micro Micro Micro Motion Motion Motion Inc. Inc. Inc. USA USA USA W orldwide Headquart ers 7070 Winches ter Circle Boulder , Color ad[...]