Teledyne operating instructions Specifications, AppendixOT-3

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AppendixOT-3

Appendix

A.1 Specifications

Ranges:

Two user selectable ranges can be set

 

between 0-10 ppm and 0-9999 ppm

 

oxygen, and a 0-25 % (nominal) Air

 

Calibration Range.

Signal Output:

Voltage:

0–10 VDC, negative ground

 

Current:

4-20 mA, negative ground

Range ID:

0-10 VDC.

 

Display:

Light emitting diode (LED) display.

Alarms:

Two user-settable non-latching alarms,

 

with user adjustable programmable 0-20

 

min.delay; one power failure relay. (All

 

are failsafe.)

System Operating Temp:

0-50 °C

 

Accuracy:

±2 % of full scale at constant temperature

 

±5 % of full scale through operating

 

temperature range (At 100 ppm and higher

 

user defined ranges) once temperature

 

equilibrium is reached.

 

±1 ppm for 10 ppm range under above

 

conditions.

 

Response Time:

90 % in less than 65 seconds at 25°C (68°F).

System Power Requirement:

 

 

AC (100-240 VAC, 50/60Hz @ 2.8W), or

 

DC (10-36 VDC @2.8W )

Weight:

30.9Lbs (14 Kg)

System Enclosure:

NEMA 4 enclosure.

 

40 cm x 30 cm x 20.6 cm

 

(15.8” x 11.8” x 8.1”)

Teledyne Analytical Instruments

36

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Contents Trace Oxygen Analyzer Teledyne Analytical InstrumentsModel OT-3 Copyright 2000 Teledyne Analytical InstrumentsSpecific Model Information Important Notice Trace Oxygen Analyzer Table of Contents Appendix MaintenanceOperation List of Figures Front PanelMain Features of the Analyzer IntroductionOverview Trace Oxygen Analyzer IntroductionFront Panel Description Introduction OT-3Function Keys Rear Panel Description Measurement Parameters ReadoutRear Panel AC Version Installation OT-3 Operational TheoryIntroduction Micro-fuel Cell SensorTrace Oxygen Analyzer Installation Anatomy of a Micro-fuel CellElectrochemical Reactions Calibration Characteristics Effect of PressureElectronics GeneralSignal Processing Block Diagram of the Signal Processing ElectronicsInstallation OT-3 Installation Unpacking the AnalyzerElectrical Connections Installing the Micro-fuel CellLocation and Mounting Primary Input Power Analog OutputsAlarm Relays Contact ID for Failsafe Relay OperationRelay Ratings Gas Connections Solid State Relay OutputGas Connections Sample System Installation Checklist OT-3 Sample SystemInstallation OT-3 Teledyne Analytical Instruments Operation Trace Oxygen Analyzer OperationOperation OT-3 Using the Function and Data Entry ButtonsSetting the Analysis Ranges Setting the Alarm Setpoints Set AlarmHI Range LO RangeAlarm Delay Power Failure AlarmKeypad Lockout Selecting a Fixed Range or Autoranging CalibrationDisplaying Percent & PPM on the LED Display Supplementary InformationOperation OT-3 Replacing the Fuse MaintenanceTrace Oxygen Analyzer Maintenance When to Replace a Sensor Sensor Installation or ReplacementMaintenance OT-3 Ordering and Handling of Spare Sensors Removing the Micro-fuel CellInstalling a Micro-fuel Cell Cell Warranty Conditions AppendixOT-3 SpecificationsAppendix Analytical Instruments Spare Parts ListTrace Oxygen AnalyzerAppendix Appendix OT-3 Reference DrawingMiscellaneous Index Trace Oxygen Analyzer IndexIndex OT-3 No PassWebsite address Index OT-3 Teledyne Analytical Instruments