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Teledyne 6020 Operating Instructions Manual

Photometric analyzer
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OPERATING INSTRUCTIONS

Model
Photometric Analyzer
HIGHLY TOXIC AND OR FLAMMABLE LIQUIDS OR GASES MAY BE PRESENT IN THIS MONITORING SYSTEM.
PERSONAL PROTECTIVE EQUIPMENT MAY BE REQUIRED WHEN SERVICING THIS SYSTEM.
HAZARDOUS VOLTAGES EXIST ON CERTAIN COMPONENTS INTERNALLY WHICH MAY PERSIST FOR A
TIME EVEN AFTER THE POWER IS TURNED OFF AND DISCONNECTED.
ONLY AUTHORIZED PERSONNEL SHOULD CONDUCT MAINTENANCE AND/OR SERVICING. BEFORE
CONDUCTING ANY MAINTENANCE OR SERVICING CONSULT WITH AUTHORIZED SUPERVISOR/MANAGER.
Teledyne Analytical Instruments
6020
C O N C E N T R A T IO N
S E T - U P
DANGER
DANGER
Photometric Analyzer
P/N M69610A
11/24/04
ECO # 03-0126
i

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  • Page 1: Operating Instructions

    HAZARDOUS VOLTAGES EXIST ON CERTAIN COMPONENTS INTERNALLY WHICH MAY PERSIST FOR A P/N M69610A TIME EVEN AFTER THE POWER IS TURNED OFF AND DISCONNECTED. 11/24/04 ONLY AUTHORIZED PERSONNEL SHOULD CONDUCT MAINTENANCE AND/OR SERVICING. BEFORE ECO # 03-0126 CONDUCTING ANY MAINTENANCE OR SERVICING CONSULT WITH AUTHORIZED SUPERVISOR/MANAGER. Teledyne Analytical Instruments...
  • Page 2 Any safeguards required such as locks, labels, or redundancy, must be provided by the user or specifically requested of Teledyne at the time the order is placed.
  • Page 3 Photometric Analyzer Table of Contents Part I: Control Unit ........Part I Part II: Analysis Unit ........Part II Appendix ............A-1 Teledyne Analytical Instruments...
  • Page 4 Model 6020 Teledyne Analytical Instruments...
  • Page 5 Part I: Control Unit OPERATING INSTRUCTIONS 6020 Model Photometric Analyzer Part I: Control Unit Explosion Proof Teledyne Analytical Instruments Part I: i...

  • Page 6: Table Of Contents

    Model 6020 Photometric Analyzer Table of Contents 1 Introduction 1.1 Overview ................ 1-1 1.2 Typical Applications ............1-1 1.3 Main Features of the Analyzer ........1-1 1.4 Operator Interface ............1-2 1.4.1 UP/DOWN Switch ..........1-3 1.4.2 ESCAPE/ENTER Switch ........1-3 1.5 Control Unit Interface Panel ...........
  • Page 7 3.8.2.1 Manual Mode Linearization ......3-29 3.8.2.2 Auto Mode Linearization ........ 3-30 4 Maintenance 4.1 Fuse Replacement............4-1 4.2 System Self Diagnostic Test ........... 4-2 4.3 Major Internal Components ..........4-3 A Appendix Model 6020 Specifications ............. A-3 Part I: iii Teledyne Analytical Instruments...
  • Page 8 Model 6020 Photometric Analyzer iv: Part I Teledyne Analytical Instruments...

  • Page 9: Introduction

    6020 Analysis Unit, is versatile microprocessor-based instru- ment. Part I, of this manual covers the Model 6020 Explosion-Proof, Bulk- head Mount Control Unit. (The Analysis Unit is covered in Part II of this manual. The Control Unit is for indoor/outdoor use in hazardous environ- ment only.

  • Page 10: Operator Interface

    • Internal calibration-Manual or Automatic (optional). Operator Interface All controls and displays on the standard 6020 are accessible from outside the housing. The instrument has two simple operator controls. The operator has constant feedback from the instrument through an alphanumeric display, and a digital LED meter.

  • Page 11: Escape/Enter Switch

    This function selects whether analyzer is autoranging or locked on one range. -Standby Places the analyzer in a sleep mode. WARNING: The power cable must be disconnected to fully remove power from the instrument. Part I: 1-3 Teledyne Analytical Instruments...
  • Page 12 Digital Meter Display: The meter display is a Light Emitting Diode LED device that produces large, bright, 7-segment numbers that are legible in any lighting. It is accurate across all analysis ranges. The 6020 models produce continuous readout from 0-10,000 ppm and then switch to continuous percent readout from 1-100 %.
  • Page 13 Photometric Analyzer Part I: Control Unit Figure 1-2: Model 6020 Interface Panel Part I: 1-5 Teledyne Analytical Instruments...

  • Page 14: Control Unit Interface Panel

    Note: If you require highly accurate Auto-Cal timing, use external Auto-Cal control where possible. The internal clock in the Model 6020 is accurate to 2-3 %. Accordingly, internally sched- uled calibrations can vary 2-3 % per day. 1-6: Part I...

  • Page 15: Installation

    Photometric Analyzer Part I: Control Unit Installation Installation of Model 6020 Analyzers includes: 1. Unpacking, mounting, and interconnecting the Control Unit and the Analysis Unit 2. Making gas connections to the system 3. Making electrical connections to the system 4. Testing the system.

  • Page 16: Primary Input Power

    2 Installation Model 6020 Figure 2-3: Interface Panel of the Model 6020 Control Unit For safe connections, ensure that no uninsulated wire extends outside of the terminal blocks. Stripped wire ends must insert completely into terminal blocks. No uninsulated wiring should come in contact with fingers, tools or clothing during normal operation.
  • Page 17 100%. (Full scale = 100% of programmed range.) 4–20 mA dc Range ID: (-M Option) 8 mA = Range 1, 12 mA = Range 2, 16 mA = Range 3. Figure 2-5: Analog Output Connections Part I: 2-3 Teledyne Analytical Instruments...
  • Page 18 2 Installation Model 6020 Examples: The analog output signal has a voltage which depends on the sample concentration AND the currently activated analysis range. To relate the signal output to the actual concentration, it is necessary to know what range the instrument is currently on, especially when the analyzer is in the autoranging mode.
  • Page 19 (actuates when concentration is below thresh old). • Can be configured as fail-safe or non-fail-safe. • Can be configured as latching or nonlatching. • Can be configured out (defeated). Part I: 2-5 Teledyne Analytical Instruments...
  • Page 20 2 Installation Model 6020 Threshold Alarm 2: • Can be configured as high (actuates when concen- tration is above threshold), or low (actuates when concentration is below threshold). • Can be configured as fail-safe or non-fail-safe. • Can be configured as latching or nonlatching.
  • Page 21 Part I: Control Unit Remote Calibration Protocol: To properly time the Digital Remote Cal Inputs to the Model 6020 Analyzer, the customer's controller must monitor the Cal Relay Contact. When the contact is OPEN, the analyzer is analyzing, the Remote Cal Inputs are being polled, and a zero or span command can be sent.
  • Page 22 Toggling input. Stops/Starts any status message output from the RS-232, Until st<enter> is sent again. The RS-232 protocol allows some flexibility in its implementation. Table 2-5 lists certain RS-232 values that are required by the 6000B/6020. Table 2-5: Required RS-232 Options Parameter...

  • Page 23: Testing The System

    Photometric Analyzer Part I: Control Unit Remote Bench and Solenoid Valves: The 6020 is a single-chassis instrument. However, the REMOTE BENCH and SOLENOID RETURN connectors are provided on the interface PCB. The Remote Bench is wired at the factory as well as any optional solenoid valves included in the system.
  • Page 24 2 Installation Model 6020 2-10: Part I Teledyne Analytical Instruments...

  • Page 25: Operation

    Operation 3 Operation Introduction Although the Model 6020 is usually programmed to your application at the factory, it can be further configured at the operator level, or even, cautiously, reprogrammed. Depending on the specifics of the application, this might include all or a subset of the following procedures: •...
  • Page 26 3 Operation Model 6020 The item that is blinking on the screen is the item that is currently selectable by choosing ENTER (turn-and-release toward ENTER with the ESCAPE/ ENTER control). In these instructions, to ENTER means to turn-and-release toward EN- TER, and To ESCAPE means to turn-and-release towards ESCAPE.
  • Page 27 Auto/Manual linear Cal. Define Enter APPLICATION Select range Application/Range Enter Span Enter gas value Display MODEL Enter Model/Version Calibrate Zero Analog OUTPUT_CAL Enter Analog Enter Output Output Figure 3-1: Hierarchy of System Functions and Subfunctions Teledyne Analytical Instruments Part I...

  • Page 28: The System Function

    3 Operation Model 6020 • Use the Curve Algorithm to linearize output. (Refer to programming section, or contact factory.) • Zero. Used to set up a zero calibration. Span. Used to set up a span calibration. • Alarms. Used to set the alarm setpoints and determine whether •...

  • Page 29: Setting Up An Auto-Cal

    Note: If you require highly accurate AUTO-CAL timing, use external AUTO-CAL control where possible. The internal clock in the Model 6020 is accurate to 2-3 %. Accordingly, internally sched- uled calibrations can vary 2-3 % per day. To setup an Auto–Cal cycle: Choose System from the main manu.

  • Page 30: Password Protection

    3 Operation Model 6020 UP/DOWN UP/DOWN to set the day interval, hour interval, then Enter UP/DOWN Use UP/DOWN UP/DOWN Enter to turn ON the SPAN and/or ZERO cycles (to activate AUTO–CAL). Use the UP/DOWN to toggle the field between ON and OFF. Press Enter to return to The AUTO-CAL menu.

  • Page 31: Installing Or Changing The Password

    Enter the password using the UP/DOWN to change the letters to SWITCH the new password. The full set of 94 characters available for password use are shown in the table below. Characters Available for Password Definition: Teledyne Analytical Instruments Part I...

  • Page 32: Logging Out

    3 Operation Model 6020 " & → < > When you have finished typing the new password, press Enter. A verifica- tion screen appears. The screen will prompt you to retype your password for verification. : : : : : Use the UP/DOWN to retype your password and Enter at the end of each letter.

  • Page 33: System Self-Diagnostic Test

    After two seconds it will return to the System menu. 3.3.4 System Self-Diagnostic Test The Model 6020 has a built-in self-diagnostic testing routine. Pre-pro- grammed signals are sent through the power supply, output board, preamp board and sensor circuit. The return signal is analyzed, and at the end of the test the status of each function is displayed on the screen, either as OK or as a number between 1 and 1024.

  • Page 34: The Model Screen

    3 Operation Model 6020 3.3.5 The Model Screen Enter the System menu, select more and Enter. The second screen ap- pears. Select more again and Enter. In the third screen select MODEL. With MODEL blinking, Enter. The screen displays the manufacturer, model, and software version information.

  • Page 35: Digital Flter Setup

    3.3.7 Digital Filter Setup The 6020 has the option of decreasing or increasing the amount filtering on the signal. This feature enhances the basic filtering done by the analog circuits by setting the amount of digital filtering effected by the microprocessing. To access...
  • Page 36 This function helps select whether the following span cycles will be done using the span flag or with a prepared sample on the fluid reservoir of the 6020. Before using the span flag, its span value has to be found out by first calibrating the analyzer with a known concentration solution poured into the reservoir.

  • Page 37: Hold/Track Setup

    Operation 3 3.3.9 Hold/Track Setup The 6020 has ability to disable the analog outputs and freeze the display while undergoing a scheduled or remote calibration. The 6020 will track changes in the concentration if calibration is started through the front panel.
  • Page 38 3 Operation Model 6020 Enter the System menu: Using theUP/DOWN switch, select MORE and press Enter: The Second System screen appears: Select with the UP/DOWN switch CAL-HOLD-TIMER, and press the Enter key to access this function menu: The calibration hold time is set on the first row, while the sample hold time is set on the second row.

  • Page 39: Manual Control Of Filter & Solenoids

    -In the last System Menu screen you will see: ALGORITHM APPLCATION MODEL OUT_CAL ANLZ -Select the last field “ANLZ” using the Up/Down switch. -Press Enter to change the mode of the filter and the solenoid. The se- quence is as follows: Teledyne Analytical Instruments Part I 3-15...

  • Page 40: The Zero And Span Functions

    RETURN TO ANLZ MODE. The Zero and Span Functions The Model 6020 can have as many as three analysis ranges plus a special calibration range (Cal Range). Calibrating any one of the ranges will automatical- ly calibrate the other ranges.

  • Page 41: Zero Cal

    NOTE: In a Oil/Water sampling system, when performing a sched- uled zero, instrument will go to span mode automatically (when span flag option has been purchased). ####.## ####.## ####.## ####.## ####.## =#.### Ñ =#.### Ñ =#.### Ñ =#.### Ñ =#.### Ñ Teledyne Analytical Instruments Part I 3-17...

  • Page 42: Manual Mode Zeroing

    Analyze mode. 3.4.1.3 Detector Failure Detector failure in the 6020 is usually associated with inability to zero the instrument with a reasonable voltage differential between the reference and measure voltages. If this should ever happen, the 6020 system alarm trips, and the LCD displays a failure message.

  • Page 43: Span Cal

    Then, use the UP/DOWN switch to set the concentration. When you have set the concentration of the span fluid you are using, Enter to begin the Span calibration. Teledyne Analytical Instruments Part I 3-19...

  • Page 44: Manual Mode Spanning

    3 Operation Model 6020 ####.## ####.## ####.## ####.## ####.## =#.### =#.### =#.### =#.### =#.### The beginning span value is shown in the upper left corner of the display. As the span reading settles, the screen displays and updates information on Slope.

  • Page 45: The Alarms Function

    Operation 3 The Alarms Function The Model 6020 is equipped with 2 fully adjustable set points concentra- tion with two alarms and a system failure alarm relay. Each alarm relay has a set of form “C" contacts rated for 3 amperes resistive load at 250 V ac. See Figure in Chapter 2, Installation and/or the Interconnection Diagram included at the back of this manual for relay terminal connections.
  • Page 46 3 Operation Model 6020 The defeat alarm mode is incorporated into the alarm circuit so that maintenance can be performed under conditions which would normally activate the alarms. The defeat function can also be used to reset a latched alarm.

  • Page 47: The Range Select Function

    Enter to move to the low-end of the range field. Escape to return to the previous screen to select or define another range. Enter to return the to the Analyze function. Teledyne Analytical Instruments Part I 3-23...

  • Page 48: Auto Screen

    AUTO, and Enter. Press Escape to return to the previous Analyze Function. 3.6.3 Precautions The Model 6020 allows a great deal of flexibility in choosing ranges for automatic range switching. However, there are some pitfalls that are to be avoided.
  • Page 49 Only single range is recommended. Figure 3-2 illustrates these schemes graphically. 0.01 Figure 3-2: Examples of Autoranging Schemes Teledyne Analytical Instruments Part I 3-25...

  • Page 50: The Analyze Function

    3 Operation Model 6020 The Analyze Function Normally, all of the functions automatically switch back to the Analyze function when they have completed their assigned operations. The Escape key in many cases also switches the analyzer back to the Analyze function.

  • Page 51: The Set Range Screen

    Normally the Model 6020 is factory set to default to manual range selec- tion, unless it is ordered as a single-application multiple-range unit (in which case it defaults to autoranging).

  • Page 52: The Curve Algorithm Screen

    3 Operation Model 6020 Use the UP/DOWN switch again to move the blinking to APPLICATION and Enter. : : : : : Ñ> 1 2 3 Ñ> 1 2 3 Ñ> 1 2 3 Ñ> 1 2 3 Ñ> 1 2 3 <Ñ...

  • Page 53: Manual Mode Linearization

    When you are done, ESCAPE. The message, Completed. Wait for calculation, appears briefly, and then the main System screen returns. To end the session, send: st<enter> st<enter> to the analyzer from the computer. Teledyne Analytical Instruments Part I 3-29...

  • Page 54: Auto Mode Linearization

    3 Operation Model 6020 3.8.2.2 Auto Mode Linearization To linearize in the Auto Mode, you must have on hand a separate calibra- tion gas for each of the data points you are going use in your linearization. First, the analyzer is zeroed and spanned as usual. Then, each special calibration gas, for each of the intermediate calibration points, is flowed, in turn, through the sensor.

  • Page 55: Maintenance

    MANUAL. Fuse Replacement The 6020 requires two 5 x 20 mm, 4 A, T type (Slow Blow) fuses. The fuses are located inside the main housing on the Electrical Connector Panel, as shown in Figure 4-2. To replace a fuse: 1.

  • Page 56: System Self Diagnostic Test

    4 Maintenance Model 6020 Photometric Analyzer 3.0 A MAX Figure 4-1: Removing Fuse Block Cap and Fuse from Housing 2. Replace fuse by reversing process in step 1. System Self Diagnostic Test 1. Press the System button to enter the system mode.

  • Page 57: Major Internal Components

    The major internal component locations are shown in Figure 4-2, the cell block is illustrated in Figure 3-2, and the fuse receptacle is shown in Figure 3-3 The 6020 contains the following major internal components: • Customer Interface PCB (Power Supply on bottom surface) •...
  • Page 58 4 Maintenance Model 6020 Photometric Analyzer Display PCB Main PCB Preamp PCB Door Subassembly Customer Interface Panel (Electrical Connector Panel) Figure 4-2: Control Unit Major Internal Components To swing open the cover panel, remove all screws. WARNING: HAZARDOUS VOLTAGES EXIST ON CERTAIN...

  • Page 59: Part Ii: Analysis Unit

    NEC Type Part Number D-65478 6000A - GP, Rack, Panel (Integral or Remote) 6000B - GP, Bulkhead (Z-Purged in Div II areas) (Integral or Remote) 6020 - (X-Proof, 1,1,B, C, D) (Integral or Remote) Part II: i Teledyne Analytical Instruments...
  • Page 60 Model 6020 Photometric Analyzer Table of Contents 1 Operational Theory 1.0 Introduction ..............1-1 1.1 Method of Analysis............1-1 1.2 Optical Bench ..............1-2 1.3 Photometer Amlifier ............1-5 1.4 Automatic Zero System ..........1-6 1.5 System Description ............1-7 1.6 Photommeter ..............
  • Page 61 3.5.8 Integrated Reference and Measuring Signals ..3-7 3.5.9 Battery-Powered Oscilloscope Synchronization Point 3-7 3.6 Interface Board Terminal Strip ........3-7 Appendix A-1 Specifications ..............A-1 A-2 Recommended 2-Year Spare Parts List ......A-3 A-3 Drawing List ..............A-4 Part II: iii Teledyne Analytical Instruments...
  • Page 62 Model 6020 Photometric Analyzer iv: Part II Teledyne Analytical Instruments...

  • Page 63: Operational Theory

    Operational Theory 1 Operational Theory Introduction The Teledyne Photometric Analyzer uses the ultraviolet (UV) absorp- tion principle to detect and continuously measure a component of interest in a sample stream. The analyzer consists of a single sample cell, chopped beam, dual-wavelength UV process photometer and associated microprocessor based control unit and electronics.

  • Page 64: Optical Bench

    1 Operational Theory Model 6020 Optical Bench Depending on the application, the analyzer comes with one of the following types of lamps: Deuterium (D), Quartz Iodine (L), or Mercury (Hg). Energy from the lamp, used as a source, is focused through a sample cell onto a photo detector.
  • Page 65 Photometric Analyzer Operational Theory 1 6000A Unit Only 6000B Teledyne Analytical Instruments Part II:...
  • Page 66 1 Operational Theory Model 6020 6000A Remote Control Unit 6000B/6020 Integral Control Unit Teledyne Analytical Instruments 1-4 Part II...

  • Page 67: Photometer Amlifier

    From the subtractor, the signal progresses to the analog to digital converter on the motherboard of the Control Unit. The microcontroller reads the A to D converter and displays the result on the front panel. Teledyne Analytical Instruments Part II:...

  • Page 68: Automatic Zero System

    1 Operational Theory Model 6020 The procedure to set up the optical bench, the signal processing front- end amplifiers, the standardization of outputs, and alarm systems are described in separate sections of the manual. Automatic Zero System To compensate for zero drift, which may occur during sampling, the analyzer zero reading is updated by the Auto-Cal function of the controller.

  • Page 69: System Description

    Auto-Zero in an hourly basis. System Description The photometric analyzer is constructed for hazardouz area (Model 6020) use and is mounted on a BACKPLATE, an open rack, or in a closed cubicle. Model 6020 Oil in Water - Explosion-Proof Enclosure...

  • Page 70: Photommeter

    1 Operational Theory Model 6020 Photometer The three photometer modules are mounted on a BACKPLATE. Facing the mounted photometer, the source module is at the right, the sample module is in the center, and the detector module is on the left. A source power supply module is placed near the source module.

  • Page 71: Sample Cell

    Oscilloscope test points are available and are mounted on a bracket inside the housing for explosion-proof models; test points are available on the outside in the bottom for general-purpose units. An optional zero and/or span filter is located in this module also. Teledyne Analytical Instruments Part II:...

  • Page 72: Sample Systems

    1 Operational Theory Model 6020 Sample Systems Below are sample systems that deliver gases to the 6000/6020 sample cell of the Analysis Unit. Depending on the mode of operation either sample or calibration gas is delivered. 40 PSIG F691 •...
  • Page 73 3 PSID 6000/6020 Sample in Analyzer Cell Ð Hi pressure •200 psig (Optional) Fast loop and reduce to 5-50 psig zero and span flags Heater/cooler for auto-calibration By-Pass Filter (5 microns) Zero in Span in Teledyne Analytical Instruments Part II: 1-11...
  • Page 74 1 Operational Theory Model 6020 6000/6020 BACK PRESSURE NOT REQURIED IF HT'D RETURN IS STABLE AT 1.0 KG CM2A CELL Sample Return to be @ 100C 1 kg/cmA, non-condens- ing w/o back-pressure Heat tracing required Air in 90-120 V-469 V-617...

  • Page 75: Installation

    2.2.1 User Connections All user connections are around the periphery of the equipment panel (or cubicle) and appear in the outline diagram in the back of the manual. Teledyne Analytical Instruments Part II: 2-1...

  • Page 76: Electrical Power Connections

    2 Installation Model 6020 2.2.2 Electrical Power Connections The system requires a supply of 115 VAC, single-phase power. Power connections are made inside the control unit. Refer to the input-output diagram for more information. The electrical power service must include a high-quality ground wire.

  • Page 77: Draining The System

    2.4.2 Calibration Refer to Section 3.3.8 section I of the manual to determine how to manipulate the mode setting. Two calibration methods are available. 1. Calibration with zero and span fluids. Teledyne Analytical Instruments Part II: 2-3...
  • Page 78 2 Installation Model 6020 2. Calibration with a span filter (this method is available only if you select a span filter option when you purchase the equipment. Method One: Inject zero fluid and set zero as referred in section 3.4 section I Inject span fluid and set the concentration of the span fluid with the span procedure referred in section 3.4 section I...

  • Page 79: Maintenance

    System Visual Check and Response Procedure Verify that the signal failure alarm is not in failure condition. Verify that the zero and span control setting have not been disturbed. Teledyne Analytical Instruments Part II...

  • Page 80: Routine Maintenance

    3 Maintenance Model 6020 Verify that the chart recorder contains a normal display. Verify that the recorder has a sufficient supply of chart paper and ink. Routine Maintenance Keep the sample lines and components, including the measuring cell within the analyzer sample module, free of deposits and leaks. You must...

  • Page 81: Service Procedures And Adjustments

    Measure +15 volt ±1 volt DC and -15 volt ±1 volt DC on the differential power supply PC board in the control unit. Refer to the power supply schematic in the back of the manual to identify the power supply test points, or section 3.6 in this chapter. Teledyne Analytical Instruments Part II...

  • Page 82: Setup Of The Signal Processing Front-End Amplifier

    3 Maintenance Model 6020 3.5.3 Setup of the Signal Processing Front-End Amplifiers Fill the sample cell with air or a stable fluid, such that the photo energy that strikes the detector is constant. A stable fluid is distilled or tap water.

  • Page 83: Balancing The Optics For Equal Light Transmission With Zero Fluid In The Sample Cell

    If the reference peak is now too tall, remove the filter wheel and add a screen of lesser density behind the reference filter. Repeat this procedure until the peaks are within 1 volt of each other. Teledyne Analytical Instruments Part II...

  • Page 84: Setup Of The Logarithmic Amplifier

    3 Maintenance Model 6020 b. If the measuring peak is equal to or within 1 volt of thereference peak, the system is optically balanced and ready for calibration. c. If the peak is still too short, repeat the procedure, but thistime put a screen behind the measuring filter to shorten its peak.

  • Page 85: Integrated Reference And Measuring Signals

    At the bottom of the interface PCB on the Control Unit, are three terminal strip where wiring is distributed to other sections of the Model 6020 System. Such as AC power for the D2 lamp power supply, DC Power to...
  • Page 86 The first strip terminal has three contacts labeled N, G and H. The labels stand for Neutral, Ground, and Hot. This is the AC power strip terminal. It feeds AC power to other components of the Model 6020 Sys- tem, such as the D2 lamp power supply, heater, and temperature controller PCB.
  • Page 87 COM: Common reference to the +/- 15 VDC and the -230 VDC power supplies. SPAN FLTR: Span filter signal, AC voltage. SPAN SOL: Span solenoid signal, AC voltage. ZERO FLTR: Zero filter signal, AC voltage. ZERO SOL: Zero solenoid signal, AC voltage. Teledyne Analytical Instruments Part II...
  • Page 88 3 Maintenance Model 6020 3-10 Part II Teledyne Analytical Instruments...

  • Page 89: Appendix A-1 Specifications

    Photometric Analyzer Appendix Appendix A-1 Specifications 6020 Digital Control Module: Ranges: Three Programmable Ranges, field selectable within limits (application dependent) and Auto Ranging Display: 2 line by 20 alphanumeric VFD accompanied by 5 digit LED display Signal Output: Two 0-1V DC (concentration and range ID)
  • Page 90 Appendix Models 6020 Typical Analytical Performance Specifications: will vary per application Accuracy: ±1% of full scale possible Noise: Less than ±1% Drift: Less than 1% per day (source/detector depen- dent) Diurnal: Less than 1% per 20 F (source/detector dependent) Sample Cell: Stainless steel (PVC for Oil in Water) with Quartz window standard.

  • Page 91: Recommended 2-Year Spare Parts List

    Orders for replacement parts should include the part number (if available) and the model and serial number of the instrument for which the parts are intended. Orders should be sent to: TELEDYNE Analytical Instruments 16830 Chestnut Street City of Industry, CA 91749-1580...
  • Page 92 Appendix Models 6020 Teledyne Analytical Instruments...

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