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Emerson Rosemount 8700M User Manual

Emerson Rosemount 8700M
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Quick Start Guide
00825-0400-4444, Rev. AA
August 2015
Rosemount
®
8700M
Magnetic Flowmeter Platform
with Modbus
®
RS-485 Protocol
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Emerson Rosemount 8700M Specifications

General IconGeneral
BrandEmerson
ModelRosemount 8700M
CategoryMeasuring Instruments
LanguageEnglish

Summary

Rosemount 8700M Magnetic Flowmeter Platform with Modbus RS-485 Protocol

Transmitter Installation

Identify Options and Configurations

Configure transmitter options and identify application requirements.

Hardware Switches

Set user-selectable hardware switches for power and security features.

Electrical Considerations

National, local, and plant electrical requirements for installation.

Environmental Considerations

Avoid extreme temperatures and vibration for optimal transmitter life.

Handling and Lifting

Safety Recommendations for Mechanical Handling

Proper PPE usage and care to prevent damage during handling.

Mounting

Upstream/Downstream Piping

Install sensor with specific straight pipe diameters for accuracy.

Flow Direction

Mount sensor to ensure the arrow points in the direction of flow.

Sensor Location

Install sensor where it remains full during operation for accurate readings.

Electrode Orientation

Orient electrodes correctly in the 3 and 9 o'clock positions.

Sensor Installation

Gaskets

Select compatible gasket material and ensure proper placement.

Flange Bolts

Follow specific tightening sequences and torque values for flange connections.

Wafer Sensors

Gaskets

Ensure gasket compatibility and proper placement for wafer sensors.

Alignment

Use alignment spacers for proper centering of wafer sensors.

Flange Bolts

Torque specifications for Rosemount 8711 wafer sensors.

Process Reference Connection

Wiring the Transmitter

Conduit Entries and Connections

Comply with electrical codes for conduit connections and sealing.

Conduit Requirements

Follow guidelines for conduit runs and cable bundling to prevent interference.

Connecting Sensor to Transmitter

Connect integral and remote mount transmitters to sensors.

Cable Requirements

Use shielded twisted pair cables with length limitations.

Cable Preparation

Proper wire preparation to avoid shorts, noise, and unstable readings.

8732EM Terminal Block Connections

Connect wires to the transmitter's terminal block for various functions.

Modbus Output

RS-485 cable recommendations for Modbus RTU signal.

Powering the Transmitter

Connect AC or DC power supply according to requirements.

Modbus Configuration

Local Operator Interface

Navigate the menu structure using the device's operator interface.

Address (Register 109)

Configure the transmitter's address for the Modbus network.

Floating Point Byte Order (Register 110)

Set the order for transmitting floating-point information.

Baud Rate (Register 115)

Set the communication speed for the transmitter.

Parity (Register 116)

Configure error-checking methodology for data transmission.

Stop Bits (Register 117)

Set the number of stop bits in the data packet.

Basic Configuration

Tag (Registers 68-71)

Assign a tag for identifying and distinguishing transmitters.

Flow Units (Register 61)

Specify the format for displaying flow rate units.

Line Size (Register 65)

Set the transmitter to match the connected sensor's line size.

Calibration Number (Registers 413-420)

Enter the unique sensor calibration number generated at the factory.

Product Certifications

Approval Markings and Logos

Understand the meaning of various product certification symbols.

European Directive Information

Information regarding EMC, LVD, and PED directives compliance.

Certifications

Details on FM, ATEX, IECEx, INMETRO, NEPSI, KCS certifications.

EC Declaration of Conformity

Schedule EC Declaration of Conformity RFD 1094 Rev. E

Schedule detailing conformity with EMC, LVD, and PED directives.

ATEX Directive 94/9/EC

Specific ATEX directive information and notified body details.

IEC EX & ATEX Approval Document

Equipment Markings

Overview of equipment markings for ATEX/IEC Ex hazardous locations.

Required Documentation

List of essential documents for ATEX/IEC Ex installations.

Referenced Documentation

List of supporting documents for ATEX/IEC Ex approvals.

Nomenclature Magnetic Flow Transmitter Model 8732EM and electrical data

Breakdown of transmitter model nomenclature and electrical parameters.

Nomenclature Magnetic Flow Tube Model 8705-M and electrical data

Breakdown of Model 8705-M flow tube nomenclature and electrical data.

Nomenclature Magnetic Flow Tube Model 8711-M/L and electrical data

Breakdown of Model 8711-M/L flow tube nomenclature and electrical data.

Global Headquarters

North America Regional Office

Contact information for the North America regional office.

Latin America Regional Office

Contact information for the Latin America regional office.

Europe Regional Office

Contact information for the Europe regional office.

Asia Pacific Regional Office

Contact information for the Asia Pacific regional office.

Middle East and Africa Regional Office

Contact information for the Middle East and Africa regional office.

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