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Teledyne Analytical Instruments
4
Thermal Conductivity Analyzer Model 212R
4.3 Standardization ............................................................16
5 Periodic Maintenance
5.1 Heater Fan ...................................................................17
6 Troubleshooting
6.1 Preliminary...................................................................17
6.1.1 Electrical Checks ...........................................17
6.1.2 Sampling System Checks ..............................18
6.1.3 Summary of Preliminary Checks.................... 18
6.2 Loss of Zero Control.....................................................18
6.2.1 Dynamic Balance Procedure .........................19
6.3 Correct Operation.........................................................20
6.4 Incorrect Operation.......................................................21
6.4.1 Analyzer Leak Check .....................................21
6.4.2 Temperature Control Check ...........................22
7 Calibration Data
7.1 Ranges ........................................................................24
7.2 Output Signal ...............................................................25
7.3 Span Setting ................................................................25
7.4 Recommended Accessory Gases................................ 25
7.4.1 Reference Gas ...............................................25
7.4.2 Zero Gas ........................................................25
7.4.3 Span Gas ....................................................... 26
Appendix
A Recommended 2-Year Spare Parts List .......................26
A Drawing List .................................................................27
A Specifications...................................................................... 28