Thermo Scientific TVA2020 Instruction Manual page 10

Contents
Chapter 4
Chapter 5
vi TVA2020 Instruction Manual
Accessing the LOG Menu .............................................................. 3-16
Log None .................................................................................... 3-16
Log Auto ..................................................................................... 3-17
Log VOC .................................................................................... 3-18
Log F.E. ...................................................................................... 3-19
Log Custom ................................................................................ 3-21
Passcode Protection ........................................................................... 3-23
New Passcode ................................................................................. 3-23
Enable ............................................................................................ 3-23
Disable ........................................................................................... 3-24
Other Settings ................................................................................... 3-24
User Identification Number ........................................................... 3-24
Date ............................................................................................... 3-25
Time of Day................................................................................... 3-26
User Options.................................................................................. 3-27
Key Click .................................................................................... 3-28
Display Delay .............................................................................. 3-28
Information Menu ............................................................................ 3-29
Memory ............................................................................................ 3-30
Calibration .......................................................................................................... 4-1
Calibration Scenarios .......................................................................... 4-1
Scenario 1 ........................................................................................ 4-1
Scenario 2 ........................................................................................ 4-1
Scenario 3 ........................................................................................ 4-2
Calibration Configuration ................................................................... 4-3
Number Span Pt .............................................................................. 4-4
Defining the Span Gas Concentration(s) .......................................... 4-4
Background Correct ......................................................................... 4-6
Defining the Background Correction ............................................ 4-7
RF Calc Mode .................................................................................. 4-8
Cal Accept Mode ............................................................................. 4-8
Cal Save Mode ................................................................................. 4-9
Detector Counts.................................................................................. 4-9
Defining the Response Factor ........................................................... 4-10
Response Factor Multiplier ............................................................ 4-11
Response Curve .............................................................................. 4-11
Zero Reference Point Calibration ................................................... 4-14
Span Reference Point(s) ................................................................. 4-16
Flow Calibration ............................................................................... 4-18
Preventive Maintenance ................................................................................. 5-1
Safety Precautions ............................................................................... 5-2
Replacement Parts ............................................................................... 5-2
Battery and Battery Charger ................................................................ 5-2
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