Teledyne 3020T operating instructions Logout Function, Version Screen

Page 44

4 Operation

Model 3020T

 

 

 

 

 

 

 

 

 

A A A A A

Retype PWD To Verify

Wait a moment for the entry (<ENT>) screen. You will be given clearance to proceed.

A A A A A <ENT> TO Proceed

ENTER the letters of your new password. Your password will be stored in the microprocessor and the system will immediately switch to the ANA- LYZE screen, and you now have access to all instrument functions.

If all alarms are defeated, the ANALYZE screen appears as:

0.0

ppm

Anlz

Range:

0 — 100

 

If an alarm is tripped, the second line will change to show which alarm

it is:

0.0

ppm

Anlz

AL—1

 

 

NOTE:If you log off the system using the LOGOUT function in the MAIN MENU, you will now be required to re-enter the pass- word to gain access to SPAN, ZERO, ALARM, and RANGE functions.

4.5The LOGOUT Function

By entering LOGOUT, you effectively log off the instrument, leaving the system protected against tampering until the password is reentered. To log out, scroll to place the LOGOUT function between the arrows, and ENTER to log out. The screen will display the message:

Protected Until

Password Reentered

4.6The VERSION Screen

Scroll through the MAIN MENU to VERSION, and ENTER. The screen displays the manufacturer, model, and software version information.

4-8

Teledyne Analytical Instruments

Image 44
Contents Model 3020T Teledyne Analytical InstrumentsModel 3020T Copyright 1999 Teledyne Analytical InstrumentsTrace Oxygen Analyzer IiiSpecific Model Information 3020T-IOperational Theory Table of Contents IntroductionInstallation Maintenance OperationAppendix Main Features of the Analyzer Trace Oxygen Analyzer IntroductionOverview Typical ApplicationsModel Designations Model 3020TModel 3020T Controls, Indicators, and Connectors Trace Oxygen Analyzer Introduction Operator InterfacePWD 1 UP/DOWN SwitchESCAPE/ENTER Switch Electrical Connector Panel Recognizing Difference Between LCDEquipment Interface DisplaysRS-232 Port Remote ValvesNetwork I/O Gas Connector PanelRemote Sensor Optional Principles of Operation Operational Theory IntroductionMicro-Fuel Cell Sensor Operational Theory Anatomy of a Micro-Fuel CellElectrochemical Reactions + 2H 2O + 4e → 4OHCalibration Characteristics Effect of PressureCharacteristic Input/Output Curve for a Micro-Fuel Cell Sample SystemElectronics and Signal Processing Span Zero SampleBlock Diagram of the Model 3020T Electronics Temperature Control Mounting the Analyzer Trace Oxygen Analyzer InstallationUnpacking the Analyzer Front View of the Model 3020T Simplified Electrical Connections Required Front Door ClearanceAnalog Outputs Primary Input PowerFuse Installation Examples Analog Output ConnectionsAlarm Relays Range Voltage Current mADigital Remote Cal Inputs Types of Relay ContactsZero Range ID Relays Network I/O8 RS-232 Port RS-232 Sig RS-232 Pin PurposeRemote Sensor and Solenoid Valves Command DescriptionParameter Setting Installing the Micro-Fuel Cell Remote Solenoid Return Connector PinoutsGas Connections Gas Connector Panel Testing the System Auto Ranging on Using the ControlsTrace Oxygen Analyzer Operation Mode/Function Selection Analysis ModeSetup Mode Trace Oxygen Analyzer Escape Data EntryEnter PWD Password Function Trace Oxygen Analyzer Operation AUTO-CALFunctionOnly one password can be defined Entering the PasswordInstalling or Changing the Password Logout Function Version ScreenTrace Oxygen Analyzer Operation SELF-TESTFunction Zero and Span FunctionsAuto Mode Zeroing Zero CalManual Mode Zeroing Span Cal Auto Mode SpanningCell Failure Manual Mode Spanning Alarms Function InstallationAL-1 AL-2 Choose Alarm Setting the Analog Output Ranges Range FunctionFixed Range Analysis Contrast Function Standby FunctionAnalysis Mode Operation Major Internal Components Trace Oxygen Analyzer MaintenanceRoutine Maintenance Cell Replacement Major Internal ComponentsStoring and Handling Replacement Cells When to Replace a CellRemoving the Micro-Fuel Cell Exploded View of Cell Block and Micro-Fuel Cell Installing a New Micro-Fuel Cell L-2C cell is not designed for applications where CO2 is a Fuse ReplacementCell Warranty System Self Diagnostic Test Removing Fuse Cap and Fuse from HolderPreamp PowerAnalog Maintenance Specifications Trace Oxygen Analyzer AppendixOperating Temperature 0-50 C Recommended 2-Year Spare Parts List Qty Part Number DescriptionDrawing List Series Analyzers Restrictor KIT Conversions