Page 2 - ii; Teledyne Analytical Instruments; Copyright © 1999 Teledyne Analytical Instruments
ii Teledyne Analytical Instruments Copyright © 1999 Teledyne Analytical Instruments All Rights Reserved. No part of this manual may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any other language or computerlanguage in whole or in part, in any form or by ...
Page 3 - iii; Specific Model Information; Instrument Serial Number:; background and General
iii Teledyne Analytical Instruments Specific Model Information The instrument for which this manual was supplied may incorporate one or more options not supplied in the standard instrument. Commonly availableoptions are listed below, with check boxes. Any that are incorporated in theinstrument for w...
Page 4 - iv; Contents; Introduction
iv Teledyne Analytical Instruments Contents Introduction 1.1 Overview ........................................................................ 1-11.2 Main Features of the Analyzer ....................................... 1-11.3 Front Panel Description ....................................................
Page 7 - Overview; The Teledyne Analytical Instruments (TAI) Model 3190 is a micropro-; Main Features of the Analyzer; The main features of the analyzer include:
1-1 Trace Oxygen Analyzer Introduction 1 Teledyne Analytical Instruments Introduction 1.1 Overview The Teledyne Analytical Instruments (TAI) Model 3190 is a micropro- cessor-based trace oxygen analyzer for real-time measurement of traceamounts of oxygen in inert gases, or in a wide variety of gas mi...
Page 8 - Two concentration alarms with adjustable setpoints.; Front Panel Description; Operation
1-2 1 Introduction Model 3190 Teledyne Analytical Instruments • Two concentration alarms with adjustable setpoints. • Sensor failure alarm. • RS-232 serial digital port for output of concentration and rangedata to a computer, terminal, or other digital device. • Three analog outputs: two for measure...
Page 9 - Rear Panel Description; Installation
1-3 Trace Oxygen Analyzer Introduction 1 Teledyne Analytical Instruments • Set HI Alarm Set the concentration ABOVE which an alarm activates. • Set LO Alarm Set the concentration BELOW which an alarm activates. • Set HI Range Set the high analysis range for the instrument (up to 0-9999 ppm). • Set L...
Page 10 - Maintenance; Analog Outputs
1-4 1 Introduction Model 3190 Teledyne Analytical Instruments Figure 1-2 Rear Panel (AC and DC versions) • Power Connection AC version: 100–240 V ac, at 50/60 Hz. The connector housing includes the fuseholder and the power switch. DC version: Requires between 10 and 36 V dc. Fuse Holder: Replacing t...
Page 13 - Operational Theory
2-1 Trace Oxygen Analyzer Operational Theory 2 Teledyne Analytical Instruments Operational Theory 2.1 Introduction The analyzer is composed of two subsystems: 1. Analysis Unit with Micro-Fuel Cell Sensor 2. Control Unit with Signal Processing, Display and Controls The Analysis Unit is designed to ac...
Page 14 - The Micro-Fuel Cell is a cylinder only 11⁄4 inches in diameter and 1
2-2 2 Operational Theory Model 3190 Teledyne Analytical Instruments stored within the cell, whereas in the Micro-Fuel Cell, one of the reactants(oxygen) comes from outside the device as a constituent of the sample gasbeing analyzed. The Micro-Fuel Cell is therefore a hybrid between abattery and a tr...
Page 16 - The output of the fuel cell is limited by (1) the amount of oxygen in
2-4 2 Operational Theory Model 3190 Teledyne Analytical Instruments 2Pb + O 2 → 2PbO (These reactions will hold as long as no gaseous components capable of oxidizing lead—such as iodine, bromine, chlorine and fluorine—arepresent in the sample. The only likely components are the halogens.) The output...
Page 17 - Electronics; The signal processing uses an Intel
2-5 Trace Oxygen Analyzer Operational Theory 2 Teledyne Analytical Instruments Figure 2-2. Characteristic Input/Output Curve for a Micro-Fuel Cell 2.3 Electronics 2.3.1 General The signal processing uses an Intel microcontroller with on-board RAM and ROM to control all signal processing, input/out...
Page 18 - Figure 2-3: Block Diagram of the Signal Processing Electronics; In the presence of oxygen the cell generates a current. A current to
2-6 2 Operational Theory Model 3190 Teledyne Analytical Instruments Figure 2-3: Block Diagram of the Signal Processing Electronics In the presence of oxygen the cell generates a current. A current to voltage amplifier (I–E AMPL) converts this current to a voltage. The second stage amplifier (TEMP CO...
Page 19 - Installation of the analyzer includes:; CAUTIONS: Read this chapter in its entirety before installing; Material Safety Data; Unpacking the Analyzer
3-1 Trace Oxygen Analyzer Installation 3 Teledyne Analytical Instruments Installation Installation of the analyzer includes: 1. Unpacking the system. 2. Mounting the Control Unit, External Sample Block, and Micro- Fuel Cell sensor. 3. Making the electrical connections. 5. Making the gas connections....
Page 20 - Location and Mounting; The 3190 Control Unit is designed to be panel-mounted in a general; CAUTION: For the DC powered version, the control unit; The External Probe can be installed in the process any reasonable
3 Installation Model 3190 3-2 Teledyne Analytical Instruments shipped with all the materials you need to install and prepare the system foroperation. CAUTION: Do not disturb the integrity of the cell package until the cell is to be used immediately. If the cell packageis punctured prematurely and ai...
Page 21 - Important Installation Note!; Membrane; DOWNWARD; MUST; Electrical Connections
3-3 Trace Oxygen Analyzer Installation 3 Teledyne Analytical Instruments For special applications the Micro-Fuel Cell may also be of a different type than the standard A-2C, B-2C or Z-2C unit. If this is the case, thepertinent cell specifications will be given in the addendum. 3.2.3 Installing the M...
Page 22 - Figure 3-1 Rear Panel Electrical Connectors for AC and DC Units; The power cord receptacle, fuse
3 Installation Model 3190 3-4 Teledyne Analytical Instruments Figure 3-1 Rear Panel Electrical Connectors for AC and DC Units Primary Input Power (AC version): The power cord receptacle, fuse block and Power switch are located in the same assembly. A 6-foot, standardAC power cord is supplied with th...
Page 23 - Fuse Replacement; CAUTION: The control unit chassis must be isolated from the; There are three DC output signal connectors with
3-5 Trace Oxygen Analyzer Installation 3 Teledyne Analytical Instruments fuse receptacle, to the right of the power terminal strip, holds a 0.5 A, veryquick acting fuse. (See Fuse Replacement in chapter 5, Maintenance .) The Power switch is located below the fuse receptacle. WARNING: INSERT THE STRI...
Page 24 - Figure 3-2: Contact ID for FAILSAFE Relay Operation; HI Alarm
3 Installation Model 3190 3-6 Teledyne Analytical Instruments Figure 3-2: Contact ID for FAILSAFE Relay Operation The specific descriptions for each type of alarm are as follows: HI Alarm Configured as high alarm (actuates when concentration isabove threshold). Can be set anywhere within the fullran...
Page 25 - Gas Connections
3-7 Trace Oxygen Analyzer Installation 3 Teledyne Analytical Instruments is keyed to fit only one way into the receptacle. Do not force it in. The otherend of the cable is made of four separate wires. These should be connectedto the terminal strip on the analysis unit as follows: Red: #1 Black: #2 G...
Page 27 - Once the analyzer has been mounted, the gas lines connected and the; Figure 4-1: Front Panel Controls and Indicators; Using the Function and Data Entry
Trace Oxygen Analyzer Operation 4 4-1 Teledyne Analytical Instruments Operation 4.1 Introduction Once the analyzer has been mounted, the gas lines connected and the electrical connections made, the Analyzer can be configured for your appli-cation. This involves setting the system parameters: • Defin...
Page 28 - Buttons; SET HI ALARM; Setting the Analysis Ranges; Note: For proper operation, the HI Range setpoint should be set at a
4 Operation Model 3190 4-2 Teledyne Analytical Instruments Buttons When no buttons on the Analyzer are being pressed, the instrument is in the Analyze mode. It is monitoring the amount of oxygen in the sample gasthat is flowing through the Remote Probe. When one of the Function Buttons is being pres...
Page 29 - Setting the Alarm Setpoints; Note: For proper operation, the HI Alarm setpoint should be set at a
Trace Oxygen Analyzer Operation 4 4-3 Teledyne Analytical Instruments 4.3.1 HI Range Setting the HI Range fullscale value defines the LEAST sensitive analysis range to be used. To set the HI Range: 1. Press the SET HI RANGE Function button once. 2. Immediately (within 5 seconds) press either the ∆ o...
Page 30 - Selecting a Fixed Range or Autoranging; NOTE: If the concentration exceeds 9,999 ppm oxygen, the analyzer; Calibration; Preliminary—If not already done:
4 Operation Model 3190 4-4 Teledyne Analytical Instruments 2. Within 5 seconds, press either the ∆ or ∇ button to raise or lower the displayed value, as required, until the display reads thedesired concentration. 4.4.2 LO Alarm Setting the LO Alarm sets the value BELOW which the LO alarm will activa...
Page 31 - Note: If the analyzer output goes above the high alarm setpoint or
Trace Oxygen Analyzer Operation 4 4-5 Teledyne Analytical Instruments Procedure: 1. Expose the sensor to ambient air or instrument grade air (20.9 % oxygen). Allow time for the sampling system to purge and theanalyzer to achieve equilibrium. Note: If the analyzer output goes above the high alarm set...
Page 32 - “SetL” mode in the LED display; not
4 Operation Model 3190 4-6 Teledyne Analytical Instruments 4.8 “SetL” mode in the LED display When you turn on the unit, it displays “8.8.8.8” for a couple of seconds. Thisis to have an inspection that all segments of the display are all right. After thefirst two seconds, the LED display will show “...
Page 33 - Replacing the Fuse
5-1 Trace Oxygen Analyzer Maintenance 5 Teledyne Analytical Instruments Maintenance Aside from normal cleaning and checking for leaks, the Model 3190 should not require any maintenance beyond replacement of expended Micro-Fuel Cells, and perhaps a blown fuse. Routine maintenance includes occa-sional...
Page 34 - Remove the blown fuse and replace it with a 5; Sensor Installation or Replacement; than the Sensor Failure Alarm.
5-2 5 Maintenance Model 3190 Teledyne Analytical Instruments open the spare fuse compartment, push on one end until it slidesout. 4. Remove the blown fuse and replace it with a 5 × 20 mm 0.5 A, 250 VAC, IEC time lag (T) fuse (P/N F1128) for AC units. 5. Replace the fuse holder into its receptacle, p...
Page 35 - Disconnect the Power Source at the Control Unit.; Disconnect the connector from the cell block if possible.
5-3 Trace Oxygen Analyzer Maintenance 5 Teledyne Analytical Instruments CAUTION: Read the section Cell Warranty Conditions, below, before replacing the cell. CAUTION: After replacing the Micro-Fuel Cell, the analyzer must be recalibrated. See Calibration in chapter 4. 5.2.2 Ordering and Handling of ...
Page 36 - Unscrew the cell-retainer cap from the cell block by turning it; Figure 5-2: Exploded View of MFC and Cell Block; Slowly withdraw the cap from the block.; Do not scratch, puncture, or otherwise damage the
5-4 5 Maintenance Model 3190 Teledyne Analytical Instruments 3. Unscrew the cell-retainer cap from the cell block by turning it counterclockwise until it is free. Figure 5-2: Exploded View of MFC and Cell Block 4. Slowly withdraw the cap from the block. The cell should come out with the cap . 5. Car...
Page 37 - Note: Evidence of damage due to tampering or mishandling will
5-5 Trace Oxygen Analyzer Maintenance 5 Teledyne Analytical Instruments 1. Disconnect the Power Source from the Control Unit. 2. Remove the new Micro-Fuel Cell from its protective bag. 3. Examine the O-ring at the base of the threaded portion of the cell- retainer cap, and replace it if it is worn o...
Page 39 - Appendix; –10 V dc, negative ground
A-1 Trace Oxygen Analyzer Appendix Teledyne Analytical Instruments Appendix A.1 Specifications Ranges : Two user selectable ranges can be setbetween 0-10 ppm and 0-9,999 ppmoxygen. Default ranges are 0-100 ppm and0-1,000 ppm oxygen, and a 0-25 % (nomi-nal) Air Calibration Range. Signal Output : Volt...
Page 40 - Spare Parts List; QTY; PC Board, Power Supply; Analytical Instruments; or your local representative.
A-2 Appendix Model 3190 Teledyne Analytical Instruments (95.3 mm H × 177.8 mm W). Face platerated to NEMA-4. Sensor Type : Class A-2C, B-2C, and Z-2C Analysis Unit: 4.0" H × 6.0" W × 2.5" D(101.6 mm × 152.4 mm × 63.5 mm) A.2 Spare Parts List QTY P/N DESCRIPTION 1 C-65220-A PC Board, Main...
Page 41 - Drawing List; Outline diagram; Miscellaneous; The symbol: ~ is used on the rear panel of the model 3190 to signify
A-3 Trace Oxygen Analyzer Appendix Teledyne Analytical Instruments A.3 Drawing List C-64772 Outline diagram C-64641 Final Assembly (and interconnection diagram) D-65666 Control Unit Assembly B-65992 Analysis unit outline A.4 Miscellaneous The symbol: ~ is used on the rear panel of the model 3190 to ...
