Emerson NGA 2000 TO2 instruction manual Date and Time, Security Codes

Page 58

Instruction Manual

760008-A September 2001

Model NGA 2000 TO2

Date and Time

This menu is used to set the date, time and format for the analyzer.

TO2

37.50 ppm

 

-- Date and Time --

CAUTION.

If a security code is lost or forgotten, there is no possibility of entering the locked se- curity level.

Minutes:

Hours:

Year:

Day:

Month:

Network updating: Current time:

Measure

0

12

2000

1

2

Enabled

08:45:35 February 01, 2000

Set! Back…

Setting the code numbers:

Enter the submenu for the desired secu- rity level to set the PIN. The default val- ues are:

Basic level: 12345

Select a line with the or keys.

Press the or keys to select the pa- rameter.

Select any digit with the or key and set a new value with the or key.

Expert level: 54321

System level: 12345

Use the function keys F1 to F5 to enter the numerical security code in the desired sequence. The numbers will appear in the “Actual PIN” line as they are entered. The characters displayed on the function keys cannot be entered as code numbers.

Network updating:

Not used with this model.

Set up a new date or time:

Set the “Minutes,” “Hours,” “Year,” “Day,” or “Month” lines and make any desired adjustments. Press the F3 key to set the new time and date.

The “Current time” line will change to re- flect the new time and date set.

Security Codes

TO2

 

37.50 ppm

 

 

-- Security Codes

--

 

 

 

 

 

 

 

Basic level security:

 

Disabled

 

 

Expert level security:

 

Disabled

 

System level security:

 

Disabled

 

Define basic level security PIN…

 

 

 

 

Define expert level security PIN…

 

 

 

 

Define system level security PIN…

 

 

 

 

Measure

 

 

Back…

 

 

This menu is used to set the security codes for the three levels of security.

Example:

TO2

37.50 ppm

 

-- Define Basic Level Security PIN --

Press five softkeys in any order to define the PIN

The actual PIN is represented by the order in which they are

pressed, and shown numerically below.

Press the left arrow key when you are done.

Actual PIN:

 

12345

ABCDE1

 

FGHIJ2

 

KLMNO3

 

PQRST4

 

UVWXYZ5

 

 

 

 

Press the key to return to the “Security setup” menu.

Enable the security code

Select the desired security level line to enable. Change the parameter to “En- abled.”

CAUTION.

If System level is enabled, it will not be possible to re-enter the Security Setup and change back to Disabled without the code.

3-34 Operation

Rosemount Analytical Inc. A Division of Emerson Process Management

Image 58
Contents Model NGA 2000 TO2 Essential Instructions Table of Contents Model NGA 2000 TO2System & Network I/O Module Controls Setup Material Safety Data SheetList of Illustrations Analyzer Module Interconnection with Instrument PlatformModel NGA 2000 TO2 Preface Intended USE Statement DefinitionsSafety Summary Model NGA 2000 TO2 Documentation CompliancesGlossary of Terms Softkeys SystemOverview Section Description and SpecificationsFeatures Typical ApplicationsTrace Oxygen Detector Coulometric Principle Trace Oxygen Analyzer Module Top View Sample SPECIFICATIONS1General PhysicalGas Connections Model NGA 2000 TO2 Electrolyte Section InstallationUnpacking Electrolyte AdditionGAS Overpressure GasesGAS Connections Sample FlowSensor Damage Leak TestElectrical Connections Electrical Shock Hazard Analyzer Module Interconnection with Instrument Platform Outline and Mounting Dimensions Back Panel Connections Operation Displays & Operating KeysMenu Lines & Softkey Functionality Analyzer basic controls calibration & setup…Measure Status… Channel Lock… MFG Data Entering & Changing Variables Signal on mini-bargraphMeasure Back… Ppm O2 Measure Mode DisplayDisplay Status… Main… Channel BasicCal Module Manufacturing Data Displays LCDReset Abort Startup & InitializationInitiate quick start Quick StartMeasure Status… Back… Analyzer Channel Status Basic CONTROLS, Setup and StatusPower supply voltages… Measure Back… Display Status… Main… ChannelDisplay Status… Single Component DisplayMain… Channel BasicCal Select Status… Tags Off LCDReset Multi Component DisplayOperation Status Basic Controls and SetupRange number Range numberDisplay controls… Display ControlsBrightness and Contrast Brightness 70 %Analyzer module controls… Expert Controls and SetupAnalyzer and I/O, expert controls & setup… Measure Channel Back…Calibration Procedure Gas Scale FactorGas scale factor… Air background gas concentrationSpan Calibration Span gas 90.0 ppm Measure Status… Back…Concentration alarm setup… Measure Back… ClrAlm AlarmsAlarms… Alarm generation isReBegin / end of ranges… RangesRanges… Range Begin PpmMeasurement display configuration… Measurement Display ConfigurationLinearization Concentration measurement… Concentration MeasurementGas measurement units Gas concentration unitsClamp low PVA to Temperature compensation at span gasSensor model Ppm to mg/Nm3 conversion factorFlow measurement… Flow MeasurementFlow lower limit 400 ml/min Temperature measurement… Measure Status… Back… Temperature MeasurementTemperature measurement units 37.50 ppm System & Network I/O Module CON Trols SetupSystem & network I/O module controls… System SIO module…Analog output setup… System SIOSelect analog output number Analog Output SetupChoose signal Choose the analyzer moduleHold output during calibration Signal value for 0% outputHold output during calibration Outputs value on analyzer failure Operation modeOutput number Output #1 Yes Analog Output Updates Per SecondType of installed serial inter- face Baud rate 19200Communication protocol Relay Outputs SetupInvert signal Choose source moduleFunction control Choose signal…System DIO Input numberSystem Configuration and DIAG- Nostics Load/Save Module Configura- tion Diagnostic MenusAnalyzer Module Diagnostics Date and Time Security CodesSystem reset Measure Back… System ResetEntering a level locked by security code Model NGA 2000 TO2 Overview Electrical Shock Hazard Section Maintenance and ServiceSensor Caustic Liquid Sensor Assembly Refilling SensorSensor Replacement Electrolyte ReplacementSensor Lleak Check Do not tilt Sensor excessively as elec- trolyte may leak Analyzer and I/O expert controls & setup…Linearization Time & Date0000 ppm Linearization temperature values…Linearization… Linearization raw values sensor current…Fuses Flow Sensor ReplacementElectronic Components Printed Circuit BoardsFailure to purge down to ppm levels Section TroubleshootingTroubleshooting Erratic and very insensitive readingsModel NGA 2000 TO2 Matrix Section Replacement PartsTO2 NGA 2000 TO2 Trace Oxygen Analyzer Module Replacement Parts Return of Material Customer ServiceSection Return of Material TrainingModel NGA 2000 TO2 Section Index Model NGA 2000 TO2 Product ELECTROLYTE1 Other precautions Emergency & first aid proceduresPrecautions to be taken in handling Threshold limit value Routes of entryRosemount Warranty Asia Pacific EUROPE, Middle EAST, Africa Latin America