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Installation Manual

20002346, Rev BC

January 2019

Micro Motion

H-Series Hygienic Coriolis

Flow and Density Sensors

Содержание Micro Motion H Series

Страница 1: ...Installation Manual 20002346 Rev BC January 2019 Micro Motion H Series Hygienic Coriolis Flow and Density Sensors ...

Страница 2: ...g equipment These procedures ensure legal compliance with government transportation agencies and help provide a safe working environment for Micro Motion employees Micro Motion will not accept your returned equipment if you fail to follow Micro Motion procedures Return procedures and forms are available on our web support site at www emerson com or by phoning the Micro Motion Customer Service depa...

Страница 3: ...hapter 2 Mounting 9 2 1 Mount the sensor 9 2 2 Attach extended electronics 10 Chapter 3 Transmitter power and I O wiring 13 3 1 Options for wiring 13 3 2 Connect 4 wire cable 13 3 3 Connect the 9 wire cable 17 Chapter 4 Grounding 19 Chapter 5 Supplementary information 21 5 1 Purge the sensor case 21 Installation Manual Contents 20002346 January 2019 Installation Manual 3 ...

Страница 4: ...Contents Installation Manual January 2019 20002346 4 Micro Motion H Series ...

Страница 5: ...n the transmitter installation manual for power and signal wiring Table 1 1 Maximum cable lengths Cable type To transmitter Maximum length Micro Motion 4 wire All 4 wire MVD transmitters 1 000 ft 305 m without Ex approval 500 ft 152 m with IIC rated sensors 1 000 ft 305 m with IIB rated sensors Table 1 2 Maximum lengths for user supplied 4 wire cable Wire function Wire size Maximum length Power VD...

Страница 6: ...orientation 1 3 Temperature limits Sensors can be used in the process and ambient temperature ranges shown in the temperature limit graphs For the purposes of selecting electronics options temperature limit graphs should be used only as a general guide If your process conditions are close to the gray area consult with your Micro Motion representative Note In all cases the electronics cannot be ope...

Страница 7: ...nstalled in a vertical pipeline For optimal cleanability and drainability If possible install the sensor in a vertical pipeline with the process fluid flowing upward through the sensor If the sensor must be installed in a horizontal pipeline drainage is accomplished by air purge evacuation of the pipeline circuit For clean in place CIP applications Micro Motion recommends using the generally accep...

Страница 8: ... 1 1 Installation for self draining applications A B C A Process pipeline B Direction of normal process flow C Direction of drainage Planning Installation Manual January 2019 20002346 8 Micro Motion H Series ...

Страница 9: ...ir conduit openings pointing upward CAUTION Do not lift the sensor by the electronics or purge connections Lifting the sensor by the electronics or purge connections can damage the device Figure 2 1 Mounting the sensor Notes Do not use the sensor to support the piping The sensor does not require external supports The flanges will support the sensor in any orientation Installation Manual Mounting 2...

Страница 10: ...xtender or feedthrough can damage electronics and result in measurement error or flowmeter failure Procedure 1 Remove and recycle the plastic cap from the feedthrough on the sensor Figure 2 2 Feedthrough and extender components G H E D C A B F A Transmitter or core processor B Extender C O ring D Feedthrough E Clamping ring F Clamping screw G Plastic plug H Plastic cap 2 Loosen the clamping screw ...

Страница 11: ...gning the notches on the bottom of the extender with the notches on the feedthrough 5 Close the clamping ring and tighten the clamping screw to 13 in lbf 1 47 N m to 18 in lbf 2 03 N m Installation Manual Mounting 20002346 January 2019 Installation Manual 11 ...

Страница 12: ...Mounting Installation Manual January 2019 20002346 12 Micro Motion H Series ...

Страница 13: ... is already connected to the sensor Connect a 4 wire cable between the core processor and transmitter Refer to Connect 4 wire cable DANGER Make sure the hazardous area specified on the sensor approval tag is suitable for the environment in which the sensor will be installed Failure to comply with the requirements for intrinsic safety in a hazardous area could result in an explosion CAUTION Fully c...

Страница 14: ...o the sensor 3 Pull the cable through the conduit 4 Cut the drain wires and let them float at both ends of the conduit 3 2 3 Prepare a cable with user supplied cable glands Procedure 1 Remove the core processor cover using a flat blade screw driver 2 Pass the wires through the gland nut and gland body A Gland body B Gland nut 3 Terminate the RS 485 shield and drain wires to the housing internal gr...

Страница 15: ...drain wires A Drain wires wrapped around shield 7 For foil shielded cable only Note For braided armored cable skip this step and contine to the next step Option Description NPT gland type a Slide the shielded heat shrink over the drain wires Ensure that the wires are completely covered b Apply 250 F 121 1 C heat to shrink the tubing Do not burn the cable c Position the clamping insert so the inter...

Страница 16: ...fter the 4 wire cable has been prepared and shielded if required connect the individual wires of the 4 wire cable to the terminals on the core processor Procedure 1 Connect the wires to the core processor terminals 2 Reinstall the core processor cover 3 Torque the cover screws to 10 in lbf 1 13 N m to 13 in lbf 1 47 N m for an aluminum housing minimum 19 in lbf 2 15 N m for a stainless steel housi...

Страница 17: ...bare wires remain exposed 3 Match the wires color for color For wiring at the transmitter or remote core processor refer to the transmitter documentation 4 Tighten the screws to hold the wires in place 5 Ensure integrity of gaskets then tightly close and seal the junction box cover and all housing covers 6 Refer to the transmitter installation manual for signal and power wiring instructions Instal...

Страница 18: ...Transmitter power and I O wiring Installation Manual January 2019 20002346 18 Micro Motion H Series ...

Страница 19: ...Keep all ground leads as short as possible less than 1 Ω impedance Connect ground leads directly to earth or follow plant standards CAUTION Ground the flowmeter to earth or follow ground network requirements for the facility Improper grounding can cause measurement error Procedure Check the joints in the pipeline If the joints in the pipeline are ground bonded the sensor is automatically grounded ...

Страница 20: ...Grounding Installation Manual January 2019 20002346 20 Micro Motion H Series ...

Страница 21: ...h The sensor must be oriented so that personnel and equipment will not be exposed to any discharge along the pressure relief path Take all necessary precautions when removing purge plugs Removing a purge plug compromises the secondary containment of the sensor and could expose the user to process fluid Improper pressurization of the sensor case could result in personal injury CAUTION Be sure to us...

Страница 22: ... the additional volume of the purge line Note Keep the purge gas pressure below 7 25 psi 0 5 bar Table 5 1 Purge time Sensor model Purge rate Time in minutes H025 20 ft3 h 566 3 l h 4 1 2 H050 20 ft3 h 566 3 l h 4 1 2 H100 20 ft3 h 566 3 l h 6 H200 20 ft3 h 566 3 l h 15 H300 20 ft3 h 566 3 l h 25 7 At the appropriate time shut off the gas supply then immediately seal the purge outlet and inlet con...

Страница 23: ...Installation Manual 20002346 January 2019 Installation Manual 23 ...

Страница 24: ...ns 1 Pandan Crescent Singapore 128461 Republic of Singapore T 65 6363 7766 F 65 6770 8003 Micro Motion United Kingdom Emerson Automation Solutions Emerson Process Management Limited Horsfield Way Bredbury Industrial Estate Stockport SK6 2SU U K T 44 0870 240 1978 F 44 0800 966 181 2019 Micro Motion Inc All rights reserved The Emerson logo is a trademark and service mark of Emerson Electric Co Micr...

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