Emerson Micro Motion Elite Coriolis CMF400 Скачать руководство пользователя страница 20 | Manualshive

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Grounding the sensor

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Содержание Micro Motion Elite Coriolis CMF400

Страница 1: ...cal support use the EXPERT2 system at www expert2 com To speak to a customer service representative call the support center nearest you In the U S A phone 1 800 522 MASS 1 800 522 6277 In Canada and Latin America phone 303 530 8400 In Asia phone 65 6770 8155 In the U K phone 0800 966 180 toll free Outside the U K phone 31 0 318 495 670 ...

Страница 2: ...ings and Instructions are available on the internet at www micromotion com atex or through your local Micro Motion support center INTRODUCTION The sensor makes up one part of a Coriolis flowmeter The other part is a transmitter Installation options The CMF400 sensor is available with An integral core processor for connecting to a 4 wire remotely mounted transmitter or to a user supplied remote hos...

Страница 3: ...2 Figure 1 CMF400 sensor with integral booster amplifier and core processor Calibration tag Process fitting Booster amplifier Approval tag Sensor housing Core processor housing Customer tag if requested ...

Страница 4: ...mplifier and core processor Core processor housing Process fitting Intrinsically safe wiring Explosion proof wiring Sensor housing Approval tag Approval tag Factory supplied wiring Calibration tag Customer tag if requested Remote booster amplifier ...

Страница 5: ...4 Figure 3 CMF400 sensor with integral booster amplifier and junction box Process fitting Calibration tag Sensor housing Junction box Approval tag Customer tag if requested Booster amplifier ...

Страница 6: ...tion Choose a location for the sensor based on the requirements described in this section Approval tag Process fitting Explosion proof wiring Junction box Approval tag Sensor housing Intrinsically safe wiring Remote booster amplifier Factory supplied wiring Customer tag if requested Calibration tag ...

Страница 7: ...Micro Motion UL CSA or ATEX documentation shipped with the sensor or available from the Micro Motion web site For a complete list of hazardous area classifications for Micro Motion sensors refer to the Expert2 system at www expert2 com Environmental limits Install the sensor in a location that falls within the following limits Process fluid temperature limits between 40 to 140 F 40 to 60 C for the...

Страница 8: ...ure 5 Flow direction arrow The sensor has a flow direction arrow see Figures 1 4 to help you configure the transmitter for flow direction If possible install the sensor so that the flow direction arrow matches actual process flow Table 1 Maximum cable lengths Cable type Wire gauge Maximum length Micro Motion 9 wire to an MVD transmitter or core processor Not applicable 60 feet 20 meters Micro Moti...

Страница 9: ...ll wiring with the conduit opening pointed downward to reduce the risk of condensation or excessive moisture Fluid being measured Preferred orientation Liquids Tubes down Horizontal pipeline Gases Tubes up Horizontal pipeline Slurries Flag mount Vertical pipeline Self draining CAUTION Using the sensor to support piping can damage the meter or cause measurement error Do not use flowmeter to support...

Страница 10: ...nting the sensor WARNING Explosion hazard The CMF400 has drain plugs which look similar to purge fittings The drain plugs must remain sealed at all times Do not remove or damage CMF400 drain plugs CMF400 drain plugs ...

Страница 11: ...ow to connect power supply wiring Figure 7 Wiring to remote booster amplifier Match wire colors to the corresponding terminal wire colors from the remote booster amplifier Clip remaining wires and insulate Customer supplied Install customer supplied drive wiring 18 AWG 0 75 mm2 from remote booster amplifier terminals 1 and 2 to terminals 1 and 2 here Violet Yellow Orange Red factory wired Brown fa...

Страница 12: ...11 Figure 8 Power supply wiring on integrally mounted booster amplifier Provide 85 250 VAC of power View of top cover ...

Страница 13: ...AC power Remote booster amplifier with junction box Unused 2 2 N L2 L L1 85 250 VAC N L2 L L1 85 250 VAC 1 Drive wires to the sensor Provide 85 250 VAC power 1 Remove screw and terminal cover before installing wiring Re install cover before operating Remove screw and terminal cover before installing wiring Re install cover before operating Unused ...

Страница 14: ...r intrinsic safety in a hazardous area could result in an explosion For installation in an area that requires intrinsic safety refer to Micro Motion UL CSA or ATEX documentation shipped with the sensor or available from the Micro Motion web site For hazardous area installations in Europe refer to standard EN 60079 14 if national standards do not apply CAUTION Failure to seal the sensor and transmi...

Страница 15: ...hields in the cable gland Terminate both the armored braid and the shield drain wires in the cable gland If you are installing a Micro Motion supplied cable gland at the core processor housing Prepare the cable and apply shielded heat shrink as described below The shielded heat shrink provides a shield termination suitable for use in the gland when using cable whose shield consists of foil and not...

Страница 16: ...is around the insulated wires leaving 3 4 inch 19 mm of foil or braid and drain wires exposed and separate the wires d Wrap the shield drain wire s around the exposed foil twice Cut off the excess wire e Place the EMI shielded heat shrink over the exposed shield drain wire s The tubing should completely cover the drain wires 4 1 2 in 114 mm 3 4 in 19 mm 7 8 in 22 mm 7 8 in 22 mm Shielded heat shri...

Страница 17: ...sert so the interior end is flush with the heat shrink h Fold the cloth shield or braid and drain wires over the clamping insert and approximately 1 8 inch 3 mm past the O ring i Install the gland body into the core processor housing conduit opening 6KLHOGHG KHDW VKULQN FRPSOHWHO FRYHUV H SRVHG GUDLQ ZLUHV ...

Страница 18: ... WKH IRXU ZLUHV WR WKH QXPEHUHG VORWV RQ WKH FRUH SURFHVVRU PDWFKLQJ FRUUHVSRQGLQJ QXPEHUHG WHUPLQDOV RQ WKH WUDQVPLWWHU 5HDWWDFK WKH FRUH SURFHVVRU KRXVLQJ 51 1 7ZLVWLQJ WKH FRUH SURFHVVRU ZLOO GDPDJH WKH VHQVRU R QRW WZLVW WKH FRUH SURFHVVRU 3RZHU VXSSO 5HG ZLUH 3RZHU VXSSO ODFN ZLUH 56 KLWH ZLUH 56 UHHQ ZLUH RUH SURFHVVRU KRXVLQJ LQWHUQDO JURXQG VFUHZ RU FRQQHFWLRQV WR HDUWK JURXQG ZKHQ VHQVRU ...

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Страница 20: ...HU DQG DOO KRXVLQJ FRYHUV RQ WKH WUDQVPLWWHU STEP 6 Grounding the sensor 7KH VHQVRU FDQ EH JURXQGHG YLD WKH SLSLQJ LI WKH MRLQWV LQ WKH SLSHOLQH DUH JURXQG ERQGHG I WKH VHQVRU LV QRW JURXQGHG YLD WKH SLSLQJ FRQQHFW D JURXQG ZLUH WR WKH LQWHUQDO RU H WHUQDO JURXQGLQJ VFUHZ ZKLFK LV ORFDWHG RQ WKH FRUH SURFHVVRU RU MXQFWLRQ ER 87 21 PSURSHU JURXQGLQJ FRXOG FDXVH PHDVXUHPHQW HUURU 7R UHGXFH WKH ULVN ...

Страница 21: ...VH FRSSHU ZLUH PPð RU ODUJHU ZLUH VL H IRU JURXQGLQJ HHS DOO JURXQG OHDGV DV VKRUW DV SRVVLEOH OHVV WKDQ RKP LPSHGDQFH RQQHFW JURXQG OHDGV GLUHFWO WR HDUWK RU IROORZ SODQW VWDQGDUGV 5HIHU WR WKH WUDQVPLWWHU GRFXPHQWDWLRQ IRU LQVWUXFWLRQV RQ JURXQGLQJ WKH WUDQVPLWWHU ...

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Страница 24: ...t 30 3905 KW Veenendaal The Netherlands T 31 0 318 495 670 F 31 0 318 495 689 Micro Motion United Kingdom Emerson Process Management Limited Horsfield Way Bredbury Industrial Estate Stockport SK6 2SU U K T 0800 966 180 F 0800 966 181 Micro Motion Japan Emerson Process Management Shinagawa NF Bldg 5F 1 2 5 Higashi Shinagawa Shinagawa ku Tokyo 140 0002 Japan T 81 3 5769 6803 F 81 3 5769 6843 Micro M...

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