Name: Dynisco LMI 4000 Series
Brand: Dynisco
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5.) Loads 6 grams of sample and perform run. Perform the test 3 times to obtain

a repeatable MFI and record the value.

6.) Perform a run using parameters in step 3.

7.) After the run, an Intrinsic Viscosity will be displayed and printed.

After each run:

Clean Barrel

Clean Die (remove first)

Series 4000 Melt Indexer Operation Manual “Intrinsic Viscosity” Runs with PET



Default Chapter2
- Forge Parkway Franklin, MA2
- Table of Contents3
Introduction9
- About DYNISCO POLYMER TEST SYSTEMS Inc9
- How to Use this Manual9
- Typographic Conventions10
- How to Contact Dynisco Polymer Test Systems Inc10
- Model Descriptions10
- On Overview of MI11
- ASTM Melt Index Tests11
- Series 4000 Product Offerings11
Getting Started14
- Unpacking the Indexer14
Safety18
- Use Gloves, It's HOT18
- Electrical Hazard18
- Calibration Thermometers Use Mercury18
- Pinch Points19
- Fumes from Materials19
- Pre-Run Check List19
Series 4000: a Guided Tour20
- Navigating the Keypad21
  - Keypad Definitions22
Configuring the Instrument23
- Selecting CALIB (Calibration) in the SYS Mode24
- Selecting TEST in the SYS Mode25
  - Comm Port26
  - Method a Run Parameters27
- Run a Program28
  - RATIO (Flow Ratio) Run Parameters28
Method "A" Run29
- General Description29
- Calculations: Method a29
- Power-Up29
- Introduction29
- Programming a Method a29
  - Machine Setup30
- Loading the Sample31
- User Tips33
Method "A/B" Run35
- General Description35
- Calculations: Method A/B35
- Programming Method A/B35
  - Introduction36
  - Machine Setup36
- The Actual Run37
Method "B" Run40
- General Description40
- Calculations: Method B40
- Programming Method B41
  - Method B Flags Setup41
  - Choosing a Timing Flag42
- The Actual Run43
?Flow Ratio” Runs47
- Flow Rate Ratio Test and the Pneumatic Lift Option47
?Intrinsic Viscosity” Runs with PET49
- Calculating PET I.V. from the Melt Indexer49
Charge Weight52
- The Amount of Sample52
A-Standard Operating Procedure54
- Introduction54
- Instrument Preparation54
- Conducting the Test55
- Clean up55
- Your Data55
Out of Control Action List56
- Actions56
- Generic Run Check List56
Model 4004 and Computer Control57
- Introduction57
The Digital Encoder: Use and Calibration58
- Introduction58
- Method B Encoder Option58
- Encoder Advantages58
- Why Use It59
- Digital Encoder Installation59
- Programming for Use with the Digital Encoder60
- Encoder Homing and Maintenance61
Pneumatic Lift Options67
- Pneumatic Lift67
  - Introduction67
  - Activation and Operation67
- Mini-Lift67
Instrument Calibration68
- RTD Electronics68
- RTD Sensor68
- Optical Flag69
  - Calibration Steps69
- Digital Encoder Calibration70
  - Calibration:digital Flag Home70
- Intrinsic Viscosity70
  - Offset70
Instrument Maintenance and Troubleshooting71
- Maintenance71
- Troubleshooting73
Questions and Answers77
- Typical Problems77
- Typical Questions78
Glossary of Terms81
- Digital Flag, Digital Encoder81
- Firmware81
- Flow Rate81
- Flow Rate Ratio81
- Intrinsic Viscosity81
- Melt Flow Indexer81
- Method a81
- Method A/B81
- Method B81

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Dynisco LMI 4000 Series Specifications

General

Brand	Dynisco
Model	LMI 4000 Series
Category	Laboratory Equipment
Language	English

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