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YOKOGAWA DY080 User Manual

YOKOGAWA DY080
138 pages
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User’s
Manual
Yokogawa Electric Corporation
IM 01F06A00-01E
Model DY
Vortex Flowmeter
(Integral Type, Remote Type)
Model DYA
Vortex Flow Converter
(Remote Type)
IM 01F06A00-01EN
13th Edition

Table of Contents

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YOKOGAWA DY080 Specifications

General IconGeneral
BrandYOKOGAWA
ModelDY080
CategoryMeasuring Instruments
LanguageEnglish

Summary

1. Handling Precautions

1.1 Model and Specifications

Details the model and important specifications indicated on the data plate attached to the case.

2. Installation

2.6 Installing the Vortex Flow meter

Details the installation procedures for wafer and flange type vortex flowmeters, including alignment and gaskets.

3. Wiring

3.1 Wiring Precautions

Lists important precautions to observe when wiring the instrument, including temperature and cable handling.

3.2 Wiring for Output Condition

Explains wiring methods for analog output, pulse output, and simultaneous analog-pulse output.

4. Basic Operating Procedures

4.4 Setting Mode

Explains the setting mode used for checking and rewriting parameters, including an overview and notes.

4.4.2 Method of Parameter Setting

Describes the procedure for inputting numeric data and selection items for parameter setting.

4.5.3 Setting Parameters

Details the method for setting parameters using a BRAIN Terminal (BT200), including flow span and pulse output.

4.6 Operation via HART configuration tool

Describes operations using a HART configuration tool, including matching device descriptions and interconnection.

5. Parameter Setup

5.1 Parameter Setup

Covers setting required parameters before factory shipment, including fluid, contact out, and display.

(2) Item B : Easy Setting

Lists principal items for operating the digitalYEWFLO, covering flow span, damping, contact output, and display settings.

(7) Item H : Adjust.

Covers adjustment settings, including trimming, user adjust, Reynolds adjustment, density, and viscosity.

(8) Item J : Test

Details test procedures for output signals, including analog output, pulse output, and status output.

5.4 Parameter Description

Provides detailed descriptions of parameters in Item A (Display) and Item B (Easy Setting).

5.5 Error Code Lists

Lists error codes displayed by SELF CHECK, including problem cause, error name, and how to recover.

6. Operation

6.1 Adjustment

Covers zero adjustment, span adjustment, loop test, and totalizer function start and value reset.

6.1.3 Loop test

Details the procedure for loop tests to ensure 4-20mA DC or pulse output accuracy.

6.2 Adjustment for Manual Mode

Covers manual adjustments for low cut and tuning, to be done when the indicator reads over zero at zero flow.

7. Maintenance

7.5 Vortex Shedder Removal

Describes the procedure for removing the vortex shedder assembly, including cautions and torque values.

7.6 Flow Calculation

Presents equations for calculating flowrate, velocity, and Reynolds number based on generated vortices.

8. Troubleshooting

8.1 Flow

Provides diagnostic flowcharts for errors like large flowmeter errors, fluctuating rates, or zero indication.

8.2 Flow (Only for /MV)

Offers a specific flowchart for troubleshooting flow issues when the /MV option is used.

9. General Description

9.2 Standard Specifications

Lists standard specifications including fluid type, accuracy, operating conditions, and mechanical/electrical details.

9.4.4 Option Specifications (For Explosion Protected Type)

Lists explosion protection specifications for CENELEC ATEX, FM, CSA, and TIIS certifications.

9.5 Sizing

Provides basic specifications and tools for sizing, including minimum and measurable flow velocities.

10. Explosion Protected Type Instrument

10.1 CENELEC ATEX (KEMA)

Details technical data for CENELEC ATEX certified explosion proof and intrinsically safe instruments.

10.1.1 Technical Data

Provides technical data for explosion proof and intrinsically safe instruments under ATEX certification.

10.1.2 Installation

Outlines installation requirements and warnings for ATEX certified instruments, including wiring and conduit seals.

10.1.5 Installation Diagram of Intrinsically safe (and Note)

Shows installation diagrams for intrinsically safe instruments, including wiring and safety barrier requirements.

10.1.6 Installation Diagram of Type of Protection “n”

Provides installation diagrams for Type 'n' protection, detailing wiring for integral and remote type instruments.

10.2 FM

Details technical data, wiring, operation, maintenance, and installation diagrams for FM certified instruments.

10.2.1 Technical Data

Provides technical data for FM certified explosion proof and intrinsically safe instruments.

10.2.5 Installation Diagram

Shows installation diagrams for FM certified intrinsically safe and nonincendive instruments.

10.3 SAA

Details technical data, installation, operation, and maintenance for SAA certified instruments.

10.3.1 Technical Data

Provides technical data for SAA certified flameproof and intrinsically safe instruments.

10.3.2 Installation

Outlines installation requirements and warnings for SAA certified instruments, including wiring and hazardous locations.

10.3.5 Installation Diagram

Shows installation diagrams for SAA certified intrinsically safe and type 'n' instruments.

10.4 CSA

Details technical data, wiring, operation, maintenance, and installation diagrams for CSA certified instruments.

10.4.1 Technical Data

Provides technical data for CSA certified explosion proof and intrinsically safe instruments.

10.5 TIIS

Provides certificate details for TIIS certified instruments, including model and shedder bar material information.

11. Pressure Equipment Directive

1. General (TIIS Flameproof Equipment)

4. Installation of Flameproof Apparatus (TIIS Flameproof Equipment)

5. External Wiring for Flameproof Apparatus (TIIS Flameproof Equipment)

6. Maintenance of Flameproof Apparatus (TIIS Flameproof Equipment)

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