Dynisco LMI 4000 Series User Manual

Mini-Lift........................................................................................................................................................ 59
Introduction..................................................................................................................................... 59
Activation and Operation ................................................................................................................ 59
Instrument Calibration 60
RTD Electronics ............................................................................................................................................ 60
RTD Sensor ................................................................................................................................................... 60
Calibration Steps: ............................................................................................................................ 60
SINGLE .......................................................................................................................................... 60
DOUBLE ........................................................................................................................................ 61
Optical Flag ................................................................................................................................................... 61
Calibration Steps: ............................................................................................................................ 61
Digital Encoder Calibration .......................................................................................................................... 62
Calibration:Digital Flag Home........................................................................................................ 62
Intrinsic Viscosity ......................................................................................................................................... 62
Offset .............................................................................................................................................. 62
Instrument Maintenance and Troubleshooting 63
Maintenance .................................................................................................................................................. 63
Daily................................................................................................................................................ 63
Weekly ............................................................................................................................................ 63
Monthly or Long Term ................................................................................................................... 63
Barrel Diameter............................................................................................................................... 64
Support Vendors ............................................................................................................................. 64
Conversion Factors ......................................................................................................................... 65
Troubleshooting ............................................................................................................................................ 65
Flow Rates are Changing ................................................................................................................ 65
Temperature is Unstable ................................................................................................................. 66
Mercury Separation in Thermometer .............................................................................................. 66
Reuniting Mercury Thermometers .................................................................................................. 66
Pneumatic Lift Troubleshooting ..................................................................................................... 67
Pneumatic Lift maintenance............................................................................................................ 67
Questions and Answers 69
Typical Problems ............................................................................................................................ 69
Typical Questions ........................................................................................................................... 70
Glossary of Terms 73
Digital Flag, Digital Encoder........................................................................ 73
Firmware....................................................................................................... 73
Flow rate ....................................................................................................... 73
Flow Rate Ratio ............................................................................................ 73
Intrinsic Viscosity ......................................................................................... 73
Melt Flow Indexer ........................................................................................ 73
Method A ...................................................................................................... 73
Method A/B .................................................................................................. 73
Method B ...................................................................................................... 73
MVI .............................................................................................................. 73
Optical Flag or Optical Eye Sensor .............................................................. 73
Pneumatic Lift .............................................................................................. 73
RTD .............................................................................................................. 73
Timing Flag .................................................................................................. 73
Series 4000 Melt Indexer Operation Manual Contents  v

Dynisco LMI 4000 Series Specifications

General

Brand	Dynisco
Model	LMI 4000 Series
Category	Laboratory Equipment
Language	English