Cryo-con 24C - Introduction to the Cryogenic Temperature Controller

Cryo-con Model 24C
Table of Contents
Introduction.................................................................................................1
Sensor Inputs.......................................................................................1
Control Loops.......................................................................................2
User Interface......................................................................................2
Remote Control....................................................................................4
Preparing the controller for use..................................................................7
Supplied Items.....................................................................................7
Verify the AC Power Line Voltage Selection.........................................7
Apply Power to the Controller...............................................................8
Installation............................................................................................9
Initial Setup and Configuration.............................................................11
A Quick Start Guide to the User Interface...................................................17
Specifications, Features and Functions......................................................21
Specification Summary........................................................................21
Performance Summary........................................................................27
Input Channel Characteristics..............................................................30
Control Loop Outputs...........................................................................34
Remote Interfaces................................................................................36
Rear Panel........................................................................................... 37
Mechanical, Form Factors and Environmental.....................................38
Front Panel Operation................................................................................41
The Keypad..........................................................................................41
The Front Panel Display.......................................................................46
Front Panel Menu Operation......................................................................51
Instrument Setup Menus......................................................................51
Basic Setup and Operation.........................................................................73
Configuring a Sensor...........................................................................73
Using NTC Sensors.............................................................................74
Using PTC resistor sensors.................................................................76
Downloading a Sensor Calibration Curve.............................................77
Autotuning............................................................................................ 80
Temperature Ramping.........................................................................85
Cryocooler Signature Subtraction.........................................................88
Using an external power booster..........................................................91
Using CalGen.......................................................................................91
Using Thermocouple Sensors..............................................................95
System Shielding and Grounding Issues....................................................99
Instrument Calibration................................................................................101
Cryo-con Calibration Services..............................................................101
Calibration Interval...............................................................................101
Remote Operation...................................................................................... 102
Remote Interface Configuration...........................................................102
Remote Programming Guide......................................................................105
General Overview................................................................................105
An Introduction to the SCPI Language.................................................106
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