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Emerson 20002514 manual

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Table of contents for the manual

  • Page 1

    Installation Manual 20002514, Rev BA December 2010 Micro Motion ® R-Series Coriolis Flow Sensors[...]

  • Page 2

    Safety and approval information This Micro Motion product complies with all applicable European directives when properly installed in accordance with the instructions in this manual. Refer to the EC declaration of conformity for directives that apply to this product. The EC declaration of conformity, with all applicable European directives, and the[...]

  • Page 3

    Contents Chapter 1 Planning ...........................................................................................................................1 1.1 Installation checklist ........................................................................................................................1 1.2 Best practices .............................[...]

  • Page 4

    Contents ii Micro Motion R-Series[...]

  • Page 5

    1 Planning Topics covered in this chapter: • Installation checklist • Best practices • Environmental limits 1.1 Installation checklist □ Make sure that the hazardous area specified on the sensor approval tag is suitable for the environment in which the sensor is installed. □ Verify that the local ambient and process temperatures are withi[...]

  • Page 6

    Recommended sensor orientation Table 1-3: Liquids Gases Slurries □ Install the sensor so that the flow direction arrow on the sensor matches the actual forward flow of the process. 1.2 Best practices The following information can help you get the most from your sensor. • There are no pipe run requirements for Micro Motion sensors. Straight runs[...]

  • Page 7

    Environmental limits for R-Series sensors Figure 1-1: Maximum process temperature in °F (°C) 176 (80) 140 (60) 104 (40) 68 (20) 32 (0) –4 (–20) –40 (–40) –148 (–100) 158 (70) Ambient temperature of core processor or transmitter in °F (°C) –112 (–80) –76 (–60) –40 (–40) –4 (–20) 32 (0) 68 (20) 104 (40) 140 (60) 176 (8[...]

  • Page 8

    2 Mounting 2.1 Mount the sensor Use your common practices to minimize torque and bending load on process connections. Tip To reduce the risk of condensation or excessive moisture, the conduit opening should not point upward (if possible). The conduit opening of the core processor can be rotated freely to facilitate wiring. Procedure Mount the senso[...]

  • Page 9

    3 Wiring Topics covered in this chapter: • Options for wiring • Connect 4-wire cable 3.1 Options for wiring The wiring procedure you follow depends on which electronics option you have. See Table 3-1 for the wiring options for each sensor electronics option. Wiring procedures by electronics option Table 3-1: Electronics option Wiring procedure [...]

  • Page 10

    Step 1: Cable preparation Cable layout Run conduit to sensor Metal conduit Wrap the drain wires twice around the shield and cut off the excess drain wires. Micro Motion cable gland Pass the wires through the gland Cable glands Remove the core processor cover Go to Step 2 Go to Step 3 Gland supplier User-supplied cable gland Lay cable in conduit Dra[...]

  • Page 11

    Step 2: Shield termination Assemble the Gland 1. Fold the shield or braid back over the clamping insert and 1/8 inch (3 mm) past the O-ring. 2. Install the gland body into the conduit opening on the core processor housing. 3. Insert the wires through gland body and tighten the gland nut onto the gland body. Apply the Heat Shrink 1. Slide the shield[...]

  • Page 12

    Step 3: Terminal connections Connect the wires to the transmitter terminals (see the transmitter manual) Reinstall and tighten the core processor cover From Step 1 or 2 Connect the wires to the core processor terminals: Red wire > Terminal 1 (Power supply +) Black wire > Terminal 2 (Power supply –) White wire > Terminal 3 (RS-485/A) Gree[...]

  • Page 13

    4 Grounding The sensor must be grounded according to the standards that are applicable at the site. The customer is responsible for knowing and complying with all applicable standards. Prerequisites Micro Motion suggests the following guides for grounding practices: • In Europe, IEC 79-14 is applicable to most installations, in particular Section[...]

  • Page 14

    *20002514* 20002514 Rev BA 2010 Micro Motion Inc. USA Worldwide Headquarters 7070 Winchester Circle Boulder, Colorado 80301 T +1 303-527-5200 T +1 800-522-6277 F +1 303-530-8459 www.micromotion.com Micro Motion Europe Emerson Process Management Neonstraat 1 6718 WX Ede The Netherlands T +31 (0) 318 495 555 F +31 (0) 318 495 556 www.micromotion.nl M[...]