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Teledyne Analytical Instruments
Thermal Conductivity Analyzer
Table of Contents
1 Introduction
1.1 Overview ........................................................................ 1-1
1.2 Typical Applications ....................................................... 1-2
1.3 Main Features of the Analyzer ....................................... 1-2
1.4 Model Designations ....................................................... 1-3
1.5 Operator Interface (Front Panel) .................................... 1-3
1.6 Recognizing Difference Between LCD & VFD ............... 1-5
1.7 Equipment Interface (Rear Panel).................................. 1-5
1.8 Gas Connections ........................................................... 1-7
2 Operational Theory
2.1 Introduction .................................................................... 2-1
2.2 Sensor Theory ............................................................... 2-1
2.2.1 Sensor Configuration .............................................. 2-1
2.2.2 Calibration ............................................................... 2-2
2.2.3 Effects of Flowrate and Gas Density ....................... 2-3
2.2.4 Measurement Results ............................................. 2-3
2.3 Electronics and Signal Processing ................................ 2-3
2.4 Temperature Control ...................................................... 2-5
3 Installation
3.1 Unpacking the Analyzer ................................................. 3-1
3.2 Mounting the Control Unit .............................................. 3-1
3.3 Electrical Connections (Rear Panel) .............................. 3-3
3.3.1 Primary Input Power .............................................. 3-4
3.3.2 Fuse Installation..................................................... 3-4
3.3.3 Analog Outputs ...................................................... 3-4
3.3.4 Alarm Relays ......................................................... 3-6
3.3.5 Digital Remote Cal Inputs ...................................... 3-7
3.3.6 Range ID Relays.................................................... 3-8
3.3.7 Network I/O ............................................................ 3-8
3.3.8 RS-232 Port ........................................................... 3-9
3.3.9 Remote Probe Connector ...................................... 3-9
3.4 Testing the System ........................................................3-16
3.5 Warm Up at Power Up ................................................... 3-16
4 Operation
4.1 Introduction .................................................................... 4-1
4.2 Using the Data Entry and Function Buttons................... 4-1