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Dynisco LMI 4000 Series User Manual
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Dynisco P
olymer Test
System
s
LMI 4000
Series
Melt
Indexer
Manual
Version
4.
1
38 Forge Parkway
Franklin, MA 02038
Phone +1 508 541 9400
Fax +1 508 541 6206
Manual Part Number: M0704 www.dynisco.com
Original Language Version
2
Table of Contents
Default Chapter
2
Forge Parkway Franklin, MA
2
Table of Contents
3
Introduction
9
About DYNISCO POLYMER TEST SYSTEMS Inc
9
How to Use this Manual
9
Typographic Conventions
10
How to Contact Dynisco Polymer Test Systems Inc
10
Model Descriptions
10
On Overview of MI
11
ASTM Melt Index Tests
11
Method a
11
Method A/B
11
Method B
11
Series 4000 Product Offerings
11
Introduction
11
Model 4001
12
Model 4002
12
Model 4003
12
Model 4004
12
Method B Encoder Option
12
Pneumatic Lift
13
Mini-Lift
13
Intrinsic Viscosity Option
13
Getting Started
14
Unpacking the Indexer
14
Bench Requirements and Placement
14
Level the Melt Indexer
14
Pneumatic Lift Setup
15
Installing the Digital Encoder
15
RTD Connection
17
Power Cord
17
Printer Connection
17
Computer Connection
17
Options
17
Safety
18
Use Gloves, It's HOT
18
Electrical Hazard
18
Calibration Thermometers Use Mercury
18
Pinch Points
19
Fumes from Materials
19
Pre-Run Check List
19
Series 4000: a Guided Tour
20
Navigating the Keypad
21
Keypad Definitions
22
Configuring the Instrument
23
Selecting CALIB (Calibration) in the SYS Mode
24
Selecting TEST in the SYS Mode
25
Comm Port
26
Method a Run Parameters
27
Run a Program
28
RATIO (Flow Ratio) Run Parameters
28
Method "A" Run
29
General Description
29
Calculations: Method a
29
Power-Up
29
Introduction
29
Programming a Method a
29
Machine Setup
30
Loading the Sample
31
Loading the Barrel
31
Bubbles
31
Run
31
Making the Cut
32
Weigh the Sample
32
Cleaning up
33
User Tips
33
User Tip #1
33
User Tip #2
33
Always Leave the Barrel Clean
34
Cleaning up a Really Big Mess
34
Method "A/B" Run
35
General Description
35
Calculations: Method A/B
35
Programming Method A/B
35
Introduction
36
Machine Setup
36
The Actual Run
37
How to Do It: Step by Step
37
Instrument Prep
37
Loading the Barrel
37
Inserting the Timing Flag
38
Making the Cut
39
Cleaning up
39
Your Data
39
Method "B" Run
40
General Description
40
Calculations: Method B
40
Programming Method B
41
Method B Flags Setup
41
Choosing a Timing Flag
42
The Actual Run
43
How to Do It: Step by Step
43
Instrument Prep
43
Loading the Barrel
43
Timing Flag and Starting the Run
44
Cleaning up
45
Flow Ratio" Runs
47
?Flow Ratio” Runs
47
Flow Rate Ratio Test and the Pneumatic Lift Option
47
What Is It
47
Why Do It
47
Flow Rate Ratio - How to Do It
47
Intrinsic Viscosity" Runs with PET
49
?Intrinsic Viscosity” Runs with PET
49
Calculating PET I.V. from the Melt Indexer
49
What Is It
49
Why Do It
50
How to Do It
50
Charge Weight
52
The Amount of Sample
52
A-Standard Operating Procedure
54
Introduction
54
Instrument Preparation
54
Conducting the Test
55
Clean up
55
Your Data
55
Out of Control Action List
56
Actions
56
Generic Run Check List
56
Model 4004 and Computer Control
57
Introduction
57
The Digital Encoder: Use and Calibration
58
Introduction
58
Method B Encoder Option
58
Encoder Advantages
58
Why Use It
59
Digital Encoder Installation
59
Programming for Use with the Digital Encoder
60
Method B: Setup
60
Enable the Digital Encoder
60
Auto Flag ON/OFF
60
Flag Calculation MANUAL or AUTO
61
AUTO Flag Selected
61
So You Picked MANUAL
61
Encoder Homing and Maintenance
61
Digital Flag Home
61
Testing and Maintenance
61
Complete Digital Encoder Calibration
62
Referenced Spec D1238-95
62
Pneumatic Lift Options
67
Pneumatic Lift
67
Introduction
67
Activation and Operation
67
Mini-Lift
67
Instrument Calibration
68
RTD Electronics
68
RTD Sensor
68
Calibration Steps
68
Single
68
Double
69
Optical Flag
69
Calibration Steps
69
Digital Encoder Calibration
70
Calibration:digital Flag Home
70
Intrinsic Viscosity
70
Offset
70
Instrument Maintenance and Troubleshooting
71
Maintenance
71
Daily
71
Weekly
71
Monthly or Long Term
71
Barrel Diameter
72
Support Vendors
72
Conversion Factors
73
Troubleshooting
73
Flow Rates Are Changing
73
Temperature Is Unstable
74
Mercury Separation in Thermometer
74
Reuniting Mercury Thermometers
74
Pneumatic Lift Troubleshooting
75
Pneumatic Lift Maintenance
75
Questions and Answers
77
Typical Problems
77
Typical Questions
78
Glossary of Terms
81
Digital Flag, Digital Encoder
81
Firmware
81
Flow Rate
81
Flow Rate Ratio
81
Intrinsic Viscosity
81
Melt Flow Indexer
81
Method a
81
Method A/B
81
Method B
81
4
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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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