Emerson Micro Motion 2400S Installation Manual
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Emerson Micro Motion 2400S Installation Manual

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Installation Manual
P/N 20003402, Rev. D
April 2008
Micro Motion
Model 2400S Transmitters
Installation Manual
®

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Summary of Contents for Emerson Micro Motion 2400S

  • Page 1 Installation Manual P/N 20003402, Rev. D April 2008 Micro Motion Model 2400S Transmitters Installation Manual ®...
  • Page 2 Micro Motion, Inc., Boulder, Colorado. Micro Motion is a registered trade name of Micro Motion, Inc., Boulder, Colorado. The Micro Motion and Emerson logos are trademarks and service marks of Emerson Electric Co. All other trademarks are property of their respective owners.

  • Page 3: Table Of Contents

    I/O wiring for Model 2400S PROFIBUS-DP transmitters ..... 21 4.3.1 I/O wiring for Model 2400S DeviceNet transmitters ......23 Installation Manual DC power requirements for Model 2400S Analog and PROFIBUS-DP transmitters.
  • Page 4 Physical specifications ..........27 Power supply – Models 2400S Analog and PROFIBUS-DP ....27 Electrical connections .

  • Page 5: Chapter 1 Before You Begin

    Follow all instructions. Improper installation could cause measurement error or flowmeter failure. Flowmeter components The Model 2400S transmitter is mounted on a Micro Motion sensor. The transmitter and sensor together comprise the Micro Motion flowmeter. Figure 1-1 provides a view of the Model 2400S transmitter mounted on a sensor.

  • Page 6: Transmitter Installation Overview

    Sensor case Transmitter installation overview The Model 2400S transmitter component is mounted integrally with the sensor and grounded via the sensor. To install and ground the sensor, see the sensor documentation. Additional transmitter installation steps are documented in this manual: •...

  • Page 7: Customer Service

    In other locations, phone +65 6777-8211 (Singapore) • In Europe: In the U.K., phone 0870 240 1978 (toll-free) In other locations, phone +31 (0) 318 495 555 (The Netherlands) Customers outside the U.S.A. can also email Micro Motion customer service at International.MMISupport@Emerson.com. Installation Manual...
  • Page 8 ® Micro Motion Model 2400S Transmitters...

  • Page 9: Transmitter Orientation And Power Supply

    Chapter 2 Transmitter Orientation and Power Supply Overview This chapter describes: • Rotating the transmitter on the sensor (optional) • Rotating the user interface module on the transmitter (optional) • Power supply requirements and wiring Moisture protection When rotating or wiring the transmitter, guard against condensation or excessive moisture inside the transmitter housing.

  • Page 10: Rotating The User Interface Module On The Transmitter (Optional)

    (See Figure 2-3 for another view of the user interface connector on the transmitter.) 4. Tighten the user interface screws. 5. Replace the transmitter housing cover and tighten the transmitter housing cover screws. 6. Restore power to the transmitter if required. Feedthrough Feedthrough notches ® Micro Motion Model 2400S Transmitters...

  • Page 11: Power Supply Requirements

    Rotating the user interface module on the transmitter housing cover screws User interface module Power supply requirements Model 2400S Analog and Model 2400S PROFIBUS-DP transmitters can accept either AC or DC power. The transmitter automatically recognizes the source voltage. Power supply requirements are: • AC power: 85–265 VAC...

  • Page 12: Dc Power Requirements For Model 2400S Analog And Profibus-Dp Transmitters

    Transmitter Orientation and Power Supply 2.5.1 DC power requirements for Model 2400S Analog and PROFIBUS-DP transmitters If you are using DC power with a Model 2400S Analog or PROFIBUS-DP transmitter, the following requirements apply: • At startup, the transmitter power source must provide a minimum of 1 A of short-term current per transmitter.
  • Page 13 Wiring the transmitter power supply User interface connector + (L) – (N) User interface connector + (L) – (N) Installation Manual Model 2400S Analog transmitter Model 2400S PROFIBUS-DP transmitter Warning flap screw Warning flap Transmitter internal grounding screw Warning flap screw Warning flap...
  • Page 14 ® Micro Motion Model 2400S Transmitters...

  • Page 15: I/O Wiring - Model 2400S Analog Transmitters

    This chapter describes how to wire I/O for Model 2400S Analog transmitters. Note: To wire I/O for Model 2400S PROFIBUS-DP and DeviceNet transmitters, see Chapter 4. It is the user’s responsibility to verify that the specific installation meets the local and national safety requirements and electrical codes.

  • Page 16: Wiring The Outputs

    Note: It is not necessary to open the power compartment to wire the outputs. Do not open the power compartment unless you are also wiring the power supply. 3.4.1 mA output wiring The wiring diagrams in this section are examples of proper wiring for the Model 2400S mA output. The following options are shown: • Internal power: Basic mA output wiring –...
  • Page 17 I/O Wiring – Model 2400S Analog Transmitters Figure 3-1 Basic mA output wiring – Internal power 820 Ohm maximum loop resistance Figure 3-2 HART/analog single-loop wiring – Internal power For analog communications: • 820 Ohm maximum loop resistance For HART communications: •...
  • Page 18 I/O Wiring – Model 2400S Analog Transmitters Figure 3-3 Basic mA output wiring – External power load Note: See Figure 3-5 for voltage and resistance values. Excessive current will damage the transmitter. Do not exceed 30 VDC input. Terminal current must be less than 500 mA.
  • Page 19 I/O Wiring – Model 2400S Analog Transmitters Figure 3-5 Required external voltage versus mA load resistance If communicating with HART, a minimum of 250 Ohms is required. OPERATING REGION Figure 3-6 HART multidrop wiring – Internal or external power HART-compatible...

  • Page 20: Frequency Output Wiring

    I/O Wiring – Model 2400S Analog Transmitters 3.4.2 Frequency output wiring Frequency output wiring depends on whether you will use internal or external power. The following diagrams are examples of proper wiring for these configurations: • Internal power – Figure 3-7 •...

  • Page 21: Discrete Output Wiring

    I/O Wiring – Model 2400S Analog Transmitters 3.4.3 Discrete output wiring Discrete output wiring depends on whether you will use internal or external power. The following diagrams are examples of proper wiring for these configurations: • Internal power – Figure 3-9 •...
  • Page 22 I/O Wiring – Model 2400S Analog Transmitters Figure 3-11 Output voltage vs. load resistance – Internal power 20000 Figure 3-12 Recommended pull-up resistor versus supply voltage – External power 4400 4000 3600 3200 2800 2400 2000 1600 1200 Note: When using a discrete output to drive a relay, choose external pull-up to limit current to less than 500 mA.

  • Page 23: Discrete Input Wiring

    I/O Wiring – Model 2400S Analog Transmitters 3.4.4 Discrete input wiring Discrete input wiring depends on whether you will use internal or external power. The following diagrams are examples of proper wiring for these configurations: • Internal power – Figure 3-13 •...
  • Page 24 ® Micro Motion Model 2400S Transmitters...

  • Page 25: I/O Wiring - Model 2400S Profibus-Dp And Devicenet Transmitters

    Note: The PROFIBUS cable shield is required to be grounded at both ends. At the 2400S, ground the cable shield in an appropriate cable gland. If an optional PROFIBUS-DP Eurofast M12 connector is used, the cable shield is grounded via the threads of the connector.

  • Page 26: Enabling Internal Termination

    See Section 4.3.1. 4.3.1 Enabling internal termination Model 2400S PROFIBUS-DP transmitters have a switch on the user interface module to enable internal termination impedance. Refer to Figure 4-2. Figure 4-2 Model 2400S PROFIBUS-DP internal termination impedance switch...

  • Page 27: I/O Wiring For Model 2400S Devicenet Transmitters

    I/O Wiring – Model 2400S PROFIBUS-DP and DeviceNet Transmitters I/O wiring for Model 2400S DeviceNet transmitters Connect the transmitter to the DeviceNet segment according to the diagram in Figure 4-3. The transmitter is shipped with a DeviceNet male sealed Micro Connector (Eurofast) that has been preinstalled and wired according to the DeviceNet specification.
  • Page 28 ® Micro Motion Model 2400S Transmitters...

  • Page 29: A.1 Dimensions

    Appendix A Dimensions and Specifications Dimensions Figure A-1 shows the dimensions of the Model 2400S transmitter. For sensor dimensions, see the sensor data sheet. Figure A-1 Transmitter housing dimensions – Painted aluminum housing inches Dimensions in (mm) 4.689 (119,1) Installation Manual 4.545...
  • Page 30 Transmitter housing dimensions – Stainless steel housing inches Dimensions in (mm) Note: Cover screws must be torqued to a minimum of 16 in-lbs (1,8 N-m) 5.70 (114,8) 5.20 (132,1) 0.793 (20,1) 1.586 (40,3) 4.515 (114,7) 5.70 (114,8) 5.20 (132,1) ® Micro Motion Model 2400S Transmitters...

  • Page 31: A.2 Physical Specifications

    Model 2400S transmitters are mounted integrally with sensor. The transmitter can be rotated on the sensor up to 360° in 45° increments. Cable entry holes are available with 1/2–NPT and M20 options (refer to the 2400S Product Data Sheet for ordering codes).

  • Page 32: A.4 Electrical Connections

    Dimensions and Specifications Electrical connections Model 2400S Analog Input and output connections Power connections Digital comm maintenance connections Model 2400S PROFIBUS-DP PROFIBUS-DP segment Power connections Digital comm maintenance connections Model 2400S DeviceNet DeviceNet segment Digital comm maintenance connections Two pairs of wiring terminals for transmitter inputs/outputs. Screw terminals accept solid or stranded conductors, 26 to 14 AWG (0,14 to 2,5 mm One pair of wiring terminals accepts AC or DC power.

  • Page 33: A.5 User Interface

    Dimensions and Specifications User interface Model 2400S Analog Model 2400S PROFIBUS-DP Model 2400S DeviceNet Installation Manual With display With display With display Without display Without display Without display...
  • Page 34 Dimensions and Specifications Interface functions All models with or without display Model 2400S Analog with or without display Model 2400S DeviceNet, with or without display Model 2400S PROFIBUS-DP, with or without display All models with display All models without display •...

  • Page 35: Input/Output Signals

    Dimensions and Specifications Input/output signals Model 2400S Analog Channel A One active or passive 4–20 mA output • Not intrinsically safe • Isolated to ±50 VDC from all other outputs and earth ground • Maximum load limit: 820 ohms • Can report mass flow, volume flow, density, temperature, or drive gain •...

  • Page 36: A.7 Digital Communications

    Dimensions and Specifications Digital communications All versions Service port Wireless Model 2400S Analog HART/Bell 202 Model 2400S PROFIBUS-DP PROFIBUS-DP Model 2400S DeviceNet DeviceNet Host interface Model 2400S Analog Model 2400S PROFIBUS-DP Model 2400S DeviceNet One service port for temporary connections (requires removing transmitter housing cover) Uses RS-485 Modbus signal, 38.4 kBaud, one stop bit, no parity...

  • Page 37: A.10 Environmental Effects

    All models EMI effects Complies with electromagnetic compatibility directive 2004/108/EC per EN 61326 industrial Conforms to NAMUR NE21 Version: 10.02.2004 Model 2400S Analog only Ambient temperature effect On mA output: ±0.005% of span per °C A.11 Hazardous area classifications All models...
  • Page 38 ® Micro Motion Model 2400S Transmitters...

  • Page 39: B.2 Used Equipment

    Appendix B Return Policy Micro Motion procedures must be followed when returning equipment. These procedures ensure legal compliance with government transportation agencies and help provide a safe working environment for Micro Motion employees. Failure to follow Micro Motion procedures will result in your equipment being refused delivery.
  • Page 40 ® Micro Motion Model 2400S Transmitters...

  • Page 41: Index

    Index Channels configuration options 11 DeviceNet 21 Dimensions 25 Discrete input wiring 19 Discrete output wiring 17 external power 17 internal power 17 Documentation 2 Flowmeter components 1 documentation 2 Frequency output wiring 16 external power 16 internal power 16 analog wiring 11 configuration options 11 DeviceNet wiring 21...

  • Page 42: Profibus-Dp

    Index HART single-loop, external power 14 HART single-loop, internal power 13 internal power 13 moisture protection 11 power supply wiring 8 PROFIBUS-DP 21 ® Micro Motion Model 2400S Transmitters...
  • Page 44 6718 WX Ede The Netherlands +31 (0) 318 495 555 +31 (0) 318 495 556 Micro Motion United Kingdom Emerson Process Management Limited Horsfield Way Bredbury Industrial Estate Stockport SK6 2SU U.K. +44 0870 240 1978 +44 0800 966 181...

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