Lake Shore Model 330 Autotuning Temperature Controller User’s Manual
Table of Contents
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TABLE OF CONTENTS
Chapter/Paragraph Title
Page
1 INTRODUCTION ....................................................................................................................................1-1
1.0 General................................................................................................................................1-1
1.1
Model 330 Temperature Controller Description ..................................................................1-2
1.2
Control Fundamentals and Autotune...................................................................................1-5
1.3
Precision Calibration Options ..............................................................................................1-6
1.4 Electrostatic
Discharge........................................................................................................1-6
1.4.1
Identification of Electrostatic Discharge Sensitive Components ......................................1-6
1.4.2
Handling Electrostatic Discharge Sensitive Components ................................................1-6
1.5
Handling Liquid Helium and Liquid Nitrogen........................................................................1-7
1.5.1
Handling Cryogenic Storage Dewars ...............................................................................1-7
1.5.2
Liquid Helium and Nitrogen Safety Precautions...............................................................1-7
1.5.3
Recommended First Aid...................................................................................................1-7
1.6 Safety
Summary ..................................................................................................................1-8
1.7 Safety
Symbols....................................................................................................................1-8
2 INSTALLATION......................................................................................................................................2-1
2.0 General................................................................................................................................2-1
2.1
Inspection and Unpacking ...................................................................................................2-1
2.2
Repackaging For Shipment.................................................................................................2-1
2.3
Definition of Rear Panel Connections..................................................................................2-2
2.4
Sensor Input Settings ..........................................................................................................2-3
2.5
Grounding and Shielding .....................................................................................................2-3
2.6 Sensor
Installation ...............................................................................................................2-4
2.6.1
Diode (Model 330-1X) and Platinum (Model 330-2X) Connections .................................2-4
2.6.1.1
Two-Lead Versus Four-Lead Measurements ...............................................................2-4
2.6.1.2
Heat Sinking Sensor Leads ..........................................................................................2-5
2.6.1.3 Sensor
Mounting ...........................................................................................................2-5
2.6.1.4
Measurement Errors Due to AC Noise .........................................................................2-6
2.6.2
Thermocouple (Model 330-4X) Connections ...................................................................2-6
2.6.2.1 Thermocouple
Compensation.......................................................................................2-6
2.6.2.2
Thermocouple Wire Types at Cryogenic Temperatures...............................................2-6
2.6.3
Sensor Input Error Messages ..........................................................................................2-7
2.7
Sensor Curve Selection.......................................................................................................2-7
2.8
Precision Calibration Option ................................................................................................2-8
2.9 Heater
Setup .......................................................................................................................2-9
2.10 Rack
Mounting.....................................................................................................................2-9
2.11 Power
Up.............................................................................................................................2-9
2.11.1
Power Up Sequence ........................................................................................................2-9
2.11.2
Power Up (PUP) Configuration ......................................................................................2-10
2.11.3
Power Up Errors.............................................................................................................2-10
3 OPERATION...........................................................................................................................................3-1
3.0 General................................................................................................................................3-1
3.1
Definition of Front Panel Controls........................................................................................3-1
3.1.1
Front Panel Keypad Definitions ........................................................................................3-1
3.1.2
Front Panel LED Display ..................................................................................................3-2
3.2 Thermometry
Functions ......................................................................................................3-2
3.2.1 Input
Type ........................................................................................................................3-3
3.2.2 Channel ............................................................................................................................3-3
3.2.3 Units .................................................................................................................................3-3
3.2.4
Thermocouple Temperature Compensation (Model 330-4X Only) ..................................3-3
3.2.5 Display
Filter.....................................................................................................................3-4
3.2.6 Curve................................................................................................................................3-4