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Ametek BROOKFIELD DVNext

Ametek BROOKFIELD DVNext
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M19-2101 REVISION 2.0 DVNEXT RHEOMETER - OPERATIONAL MANUAL

Table of Contents

Questions and Answers:

Ametek BROOKFIELD DVNext Specifications

General IconGeneral
ModelDVNext
TypeRotational Viscometer
Power100-240 VAC, 50/60 Hz
Viscosity Range1 - 2, 000, 000 cP (mPa·s)
Accuracy±1.0% of range
Repeatability±0.2%
Temperature MeasurementOptional
ConnectivityUSB, Ethernet
Temperature Range-100°C to 300°C (depending on temperature probe)
Speed Range0.1 to 250 RPM

Summary

1. INTRODUCTION

Components

Lists all components included with the DVNext Rheometer.

Utilities

Details input voltage, frequency, power consumption, and fuse specifications.

Specifications

Outlines key technical specifications like speed, weight, and accuracy.

Installation

Provides step-by-step instructions for setting up the DVNext Rheometer.

Safety Symbols and Precautions

Explains safety symbols and crucial precautions for safe operation.

Key Functions

Describes the main features and interface elements of the DVNext Rheometer.

Cleaning

Details proper procedures for cleaning the instrument and its components.

2. GETTING STARTED

Powering Up

Guides the user through the initial power-on sequence and about screen.

Digital Leveling

Explains how to level the DVNext device using the on-screen digital level.

AutoZero

Describes the mandatory AutoZero process for setting measurement system zero.

Navigation

Explains how to navigate the instrument's touch screen interface.

Home Screen

Details the main menu and access to various functions from the home screen.

Viscosity Wizard

Guides users through setting up viscosity tests with automated parameter recommendations.

Configure Viscosity Test

Allows manual configuration of parameters for viscosity measurement tests.

Configure Yield Test

Enables the setup and configuration of yield stress measurement tests.

Load Test

Describes how to load previously saved test files from internal memory or USB.

View Results

Explains how to access and review saved test results.

Out-of-Range Conditions

Details how the DVNext indicates and handles measurements outside the operational range.

Printing

Covers the functionality and options for printing test results.

3. MAKING VISCOSITY MEASUREMENTS

Quick Start

Provides rapid steps for taking a basic viscosity reading for experienced users.

Preparations for Measurements

Outlines essential steps for preparing the rheometer and sample before measurement.

Programming

Explains how to program multi-step tests for detailed sample evaluation.

Selecting a SpindleSpeed

Guides on choosing the appropriate spindle and speed for accurate viscosity measurements.

Attaching Spindle to Magnetic Coupling

Details the procedure for attaching spindles using the magnetic coupling.

Removing Spindle from Magnetic Coupling

Explains the safe removal process for spindles from the magnetic coupling.

Barcode Scanner Setup

Covers the initial setup and usage of the barcode scanner accessory.

Scanning Non-ConePlate Spindles

Procedure for scanning non-cone/plate spindles using the barcode scanner.

Scanning ConePlate Spindles

Procedure for scanning cone/plate spindles using the barcode scanner.

Scanning ConePlate Spindles, Attached to DVNext

Procedure for scanning cone/plate spindles attached to the DVNext using the scanner.

Scanning Sample Barcodes

Procedure for scanning sample barcodes for sample identification.

Scanning Accessory Barcodes

Procedure for scanning accessory barcodes for proper instrument configuration.

Temperature Control

Explains how to connect and control external temperature devices for sample temperature regulation.

Multiple Data Points

Discusses the benefits and application of collecting multiple data points for analysis.

Selecting Data Collection

Covers options for collecting data, including single point, averaging, and multi-point.

End Condition Types

Explains various end condition types and parameters for test termination.

Additional Test Parameters

Details optional parameters like QC Limits, Instructions, Reports, and Density.

Running a Test

Guides the user through executing a viscosity test and understanding the running screen.

Results

Explains how to view, analyze, and interpret the collected test results.

4. MAKING YIELD MEASUREMENTS

Quick Start

Provides rapid steps for performing a yield measurement for experienced users.

Preparations for Measurements

Outlines essential preparations for rheometer and sample before yield measurements.

Selecting a SpindleSpeed

Guides on choosing appropriate spindles and speeds for yield measurements.

Temperature Control

Explains temperature control setup for yield measurements.

Test Parameters

Details the various parameters configurable for yield tests.

Running a Yield Test

Guides through executing a yield test and interpreting the running screen data.

5. SETTINGS

Device Setup

Manages instrument settings related to mechanical systems and connections.

User Settings

Allows customization of user-specific preferences like sound and display.

Administrator Account and Admin Functions

Accesses administrative controls for device configuration and user management.

Log In and Lock Out

Configures user login requirements and automatic device lock-out features.

Electronic Signatures

Enables and configures electronic signature requirements for data files.

Users and Access

Manages user accounts, access levels, and permissions for the DVNext.

Set Time and Date

Allows setting the instrument's time and date based on regional formats.

Manage Data

Provides options for backing up, exporting, archiving, and managing data files.

Default Path

Sets the default location for storing test data and files.

Settings Reset

Resets device, user, and global settings to factory defaults.

Device Reset

Resets the entire device to factory condition, deleting all data.

Calibration Reminder

Configures reminders for scheduled instrument calibration.

Torque Filtering

Adjusts dampening for fluctuating torque values for smoother readings.

21 CFR Part 11 Compliance

Details features ensuring compliance with 21 CFR Part 11 regulations.

6.1 The Power Law (Ostwald) Model

6.2 The Herschel-Bulkley Model

6.3 The Bingham Model

6.4 The Casson Model

6.5 Other Rheological Models

The NCACMA Casson Model

Describes the NCA/CMA Casson model for chocolate industry applications.

6.6 The IPC Paste Model

APPENDIX A - CONEPLATE RHEOMETER SET UP

Electronic Gap Setting Features

Explains the electronic feature for setting the precise gap between cone and plate.

Set-up

Details the physical setup procedures for cone/plate rheometer attachments.

Set-up

Describes the step-by-step process for adjusting the cone/plate gap.

Verifying Calibration

Outlines how to verify the calibration using standard fluids and procedures.

APPENDIX B - VISCOSITY RANGES

APPENDIX C - VARIABLES IN VISCOSITY MEASUREMENTS

APPENDIX D - SPINDLE ENTRY CODES AND SMCSRC VALUES

APPENDIX E - SPINDLE ENTRY CODES AND RANGE COEFFICIENTS

APPENDIX F - CALIBRATION PROCEDURES

Calibration Procedure for a Small Sample Adapter

Details calibration checks using the Small Sample Adapter.

Calibration Procedure for a Thermosel System

Outlines calibration checks when using a Thermosel temperature control system.

Calibration Procedure using UL or DIN Adapters

Describes calibration checks using UL or DIN adapters.

Calibration Procedure using Helipath Stand and T-Bar Spindles

Details calibration checks with Helipath Stand and T-Bar spindles.

Calibration Procedure for Spiral Adapter

Outlines calibration checks using the Spiral Adapter.

Calibration Procedure for ConePlate Rheometers

Details calibration procedures specific to cone/plate rheometers.

Interpretation of Calibration Test Results

Guides on interpreting calibration test results and determining allowable errors.

APPENDIX G - THE AMETEK BROOKFIELD GUARD LEG

APPENDIX H - AUTOMATIC OSCILLATION CHECK

APPENDIX I - FTP SERVER CONNECTION SPECIFICATION

Part a: Hardware Configuration

Details the necessary hardware setup for Ethernet connection and FTP.

Part b: FileZilla FTP Server

Guides on downloading and installing the FileZilla FTP Server software.

Part c: Create FTP Home Directory and Sub-directories

Explains how to create the necessary directory structure for FTP file transfer.

Part d: User(s) with Access to the FTP Home Directory

Details how to configure user accounts and permissions for FTP access.

Part e: Temporarily Turn Off FirewallSecurity Preferences

Instructs on disabling Windows Defender Firewall for FTP communication.

Part f: Determine IP Address of the FTP Server

Guides on finding the computer's IP address using the command prompt.

Part g: Setup FTP Folder on the Device with Corresponding Credentials

Configures FTP settings and credentials on the DVNext device.

Part h: Log On to FTP Server on the PC

Explains how to access the FTP server from a PC using File Explorer.

Part i: Exporting Result Files

Details the process of exporting test results to the configured FTP server.

Quick Setup Guide

APPENDIX J - SPEED SELECTION

APPENDIX K - LABORATORY STANDS

APPENDIX L - DVE 50-A PROBE CLIP

APPENDIX M - SCREEN PROTECTOR

APPENDIX N - FAULT DIAGNOSIS AND TROUBLESHOOTING

Spindle Does Not Rotate

Provides troubleshooting steps for when the spindle fails to rotate.

Rheometer Will Not Return to Zero

Offers solutions for issues where the rheometer reading does not stabilize at zero.

Display Reading Will Not Stabilize

Addresses problems with unstable or non-stabilizing display readings.

APPENDIX O - INSTRUMENT DIMENSIONS

APPENDIX P - ONLINE HELP AND ADDITIONAL RESOURCES

APPENDIX Q - WARRANTY REPAIR AND SERVICE

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