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MR MSENSE DGA 2/3 User Manual

MR MSENSE DGA 2/3
104 pages
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Online oil analysis
MSENSE
®
DGA 2/3
Operating instructions
4001150/12 EN

Table of Contents

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MR MSENSE DGA 2/3 Specifications

General IconGeneral
BrandMR
ModelMSENSE DGA 2/3
CategoryMeasuring Instruments
LanguageEnglish

Summary

1 Introduction

1.1 Manufacturer

Provides details on the product manufacturer and contact information.

1.5 Notation conventions

Explains symbols, warnings, and formatting used throughout the document.

1.5.1 Hazard communication system

Details how warnings and hazards are communicated within the technical file.

1.5.2 Information system

Describes the document's system for presenting important information.

1.5.3 Instruction system

Explains the structure and formatting of step-by-step instructions.

1.5.4 Typographic conventions

Outlines the meaning of different typographic styles used in the text.

2 Security

2.1 Intended use

Defines the product's specific application and operational purpose.

2.2 Fundamental safety instructions

Provides essential safety guidelines for handling and operation.

2.3 Personnel qualification

Specifies the required qualifications for personnel involved with the device.

2.4 Personal protective equipment

Lists and describes the necessary personal protective equipment (PPE) for safe work.

3 IT security

4 Product description

4.1 Scope of delivery

Lists all items included in the product package upon delivery.

4.2 Function description

Explains how the device operates and its main functional principles.

4.3 Design/versions

Details the different versions and physical components of the device.

4.4 Safety markings and nameplate

Identifies and explains the safety signs and information plates on the product.

5 Packaging, transport and storage

5.4 Transportation, receipt and handling of shipments

Provides instructions for the safe transport, receipt, and handling of the product.

5.5 Storage of shipments

Specifies the requirements and conditions for storing the product.

6 Mounting

6.1 Installation recommendation

Offers guidance on the optimal physical placement and installation of the device.

6.2 Mounting the device

Details the step-by-step procedure for physically installing the device.

6.2.1 Preparing the transformer and ball valve

Describes the necessary preparations for the transformer and ball valve before mounting.

6.2.2 Mounting the MSENSE® DGA 2/3

Provides specific instructions for attaching the MSENSE® DGA 2/3 unit.

6.3 Electrical connection

Explains the correct procedures and safety measures for wiring the device.

6.3.1 Electromagnetic compatibility

Outlines requirements to ensure the device meets electromagnetic compatibility standards.

6.3.2 Cable recommendation

Provides recommendations on suitable cables for connecting the device.

6.3.4 Supply voltage and protective conductor

Details how to connect the power supply and protective earth conductor.

6.3.5 Device grounding

Explains the procedure for grounding the device for safety and performance.

6.3.6 Analog outputs

Describes the function and configuration of the device's analog output signals.

6.3.7 Main switching contacts

Details the main switching contacts and their use for status signaling.

6.3.8 SCADA connection

Explains how to connect the device to a SCADA system, focusing on Modbus RTU.

6.4 Ensuring offshore capability

Provides guidance on greasing components to prevent corrosion in offshore applications.

7 Commissioning

7.1 Service interface

Describes the system's service interface for device configuration.

7.2 Installing the MESSKO® MSET parameterization software

Provides instructions for downloading and installing the necessary software.

7.3 Commissioning in existing systems

Offers advice on commissioning the device within existing system setups.

7.4 Parameterization

Explains the process of configuring device parameters using the MSET software.

7.4.1 Settings for carbon monoxide (DGA 3 only), hydrogen and H2O concentrations in the oil

Details configuration settings for gas and moisture concentration limits and rates.

7.4.2 General settings

Covers general configuration options such as measurement interval and H2O reference.

7.4.3 Modbus settings

Explains how to configure Modbus communication parameters like baud rate and address.

8 Operation

8.1 Operating the device with display

Explains how to navigate menus and operate the device using its display and keys.

8.1.1 General operation

Describes the basic operational flow and menu navigation for the device.

8.1.2 Main screen / operating display

Illustrates the device's main screen displays for measured values.

8.1.3 Events

Explains how warnings and alarms are displayed and indicated on the device.

8.2 Operating the device without display

Describes how to operate and monitor the device using only the parameterization software.

9 Fault elimination

9.1 Messages regarding the safety switching contact

Details fault messages related to the safety switching contact and their remedies.

9.2 Display faults

Covers issues related to the device display and potential troubleshooting steps.

9.3 Replacing a fuse

Provides instructions on how to safely replace the device's internal fuse.

10 Maintenance

10.1 Inspection

Outlines the inspection plan, including visual checks and oil sampling intervals.

10.2 Maintenance

Explains how maintenance signals are issued and what actions to take.

10.3 Oil extraction

Describes the procedure and kits for extracting oil samples for analysis.

10.4 Device field calibration

Explains the process and conditions for calibrating the device's gas analysis values.

10.4.1 Taking a sample for field calibration

Details the necessary materials and steps for collecting an oil sample for calibration.

10.4.2 Field calibration

Describes how to perform the field calibration using laboratory analysis results.

10.4.3 Reading out the service database

Explains how to access and save the device's service database for support.

10.5 Cleaning

Provides instructions on how to clean the exterior of the installed device.

11 Removal

11.1 Removing the MSENSE® DGA 2/3

Details the procedure for safely detaching and removing the device from the system.

12 Disposal

12.1 SVHC information in accordance with the REACH regulation

Provides information on Substances of Very High Concern (SVHC) in compliance with REACH.

13 Technical data

14 Appendix

14.1 Device dimensions with 285 mm measuring pipe length

Shows dimensional drawings of the device with a 285 mm measuring pipe.

14.2 Device dimensions with 507 mm measuring pipe length

Shows dimensional drawings of the device with a 507 mm measuring pipe.

14.3 Connecting flange dimensions

Provides specifications for the dimensions of connecting flanges used with the device.

14.4 Electrical connection

Illustrates the electrical connection points and terminal assignments for the device.

14.5 Data point table for Modbus RTU

Lists the data points and their mapping for Modbus RTU communication.

14.6 Spare parts list

Provides a list of available spare parts for the MSENSE® DGA 2/3 device.

Glossary

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