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Teledyne 7500ZA User's Manual

1. Measurement mode 1 The panel configuration is changed depending on the 1 display channel The measurement mode screen can V AN zro be viewed by scrolling the arrow key up and down Measurement mode ZERO Calibration gt SPAN Calibration Vv A A SPAN O vi O O Measurement mode A 1 S 20 ESC gt Calibration value O Zero calibration ESC Calibration range Q Auto calibration components range Switch Ranges ESC O Calibration Selection of items Parameters Start Time User mode ESC Cycle Switch Ranges O Flow Time Calibration Parameters Alarm Setting ON OFF gt Alarm Setting ESC Auto calibration Run stop Setting of Auto Calibration Setting of Auto Zero calibration PESE Auto Setting of Peak Alarm n ren Parameter Setting Selection of items Le Setting of Auto gt Start Time 2 Alarm setting and m Zero calibration Cycle Auto Auto zero calibration are optional Parameter x Auto zero calibration Run stop g E Selection of items Current time Current time setting Key lock Key lock ON OFF Output Hold ON OFF Response time Response time filter Average Period Average Period setting Backlight Timer Automatic OFF time Contrast Contrast of the LCD To Maintenance mode Maintenance mode entry of password Teledyne Analytical Instruments 29
2. AO12 AO12 13 NC Teledyne Analytical Instruments 17 Installation Model 7500ZA Al Al e Used when the external zirconia sensor or the external sensor is ordered It is not required or used if the analyzer has a built in sensor Connect the dedicated connector accessory to the output of the external zirconia sensor or the external O sensor shipped separately When using an external O sensor the input signal should be 0 to VDC with respect to the O full scale of the analyzer The O concentration display output and correction can then be performed correctly Note The sensor input is not isolated TAI recommends that it be isolated when an external analyzer is installed remote from the analyzer The zirconia sensor should be installed at a location that is as close to the analyzer as possible The figure below shows how to connect the signal to the dedicated connector accessory Teledyne Analytical Instruments 18 NDIR Gas Analyzer Instalation To O sensor Solder the signal cable to the terminal 4 Contact input output DIO digital input output connector DIO 1 to 3 Contact input signal Voltage is applied from the external 12 to 24 V DC max 15mA Photo coupler isolation from each DI and ground Contact capacity C contact relay output 24V 1A AC DC resistive load Teledyne
3. Example With Ch1 and Ch2 set to enable for auto calibration see Section 6 2 4 Ez cal 05 e Zero calibration 0 3 A message Zero cal blinks at Chl CO2 0 00 and Ch2 Ac 0 0 2102 Caution During auto zero calibration the only key operations allowed are key lock ON OFF and Auto Zero Calibration Stop When the key lock is set at ON even the Auto Zero Calibration Stop cannot be used To forcibly stop auto zero calibration set the key lock to OFF and then execute Auto Zero Calibration Stop Teledyne Analytical Instruments 59 Settings and Calibration Model 7500ZA 6 6 Parameter Setting From the Parameter Setting screen you can set or adjust various parameters of the instrument such as time key lock etc Settable items are as follows Description of setting items Current Time Current year month date day of the week hour and minute setting The display appears in this order Note The clock backup time is 2 days If power is turned on after being off for 2 days or longer the time must be set again Key Lock Invalidates any key operation except canceling the key lock e Output Hold Sets whether Calibration Output is held or not and the holding value setting Response time Sets the response time of electrical system Average Period Sets the moving average time e Backlight Timer
4. User mode displays Switch Ranges Calibration Parameters Alarm Setting Setting of Auto Calibration ZERO Zero calibration 777 See 6 8 1 Span calibration 77 6 8 2 User Mode Select an item with UP DOWN and ENT Back with ESC 3 Switch Ranges Setting of Auto Zero Calibration Calibration Parameters Alarm Setting Parameter Setting Setting of Auto Calibration Press the UP or DOWN key to move Setting of Auto Zero Calibration Setting of Peak Alarm the cursor to the desired function Parameter Setting e Select the function by pressing the ef Lx ENT ENTER key The screen display ON vO will change to that of the selected Measurement Mode function Each function is described in Chapter 6 Settings and Calibration 4 Teledyne Analytical Instruments 34 NDIR Gas analizor petting and Calibration Settings and Calibration 6 1 Range Switch 6 1 1 Setting the Range Switch Mode The range switch has three modes Manual MR Remote RR Auto Ranging AR To set the range switch mode 1 Press the MODE key while in measurement mode to display the User mode screen Move the cursor to Switch Ranges and press the ENT key In the Channel Selection screen that appears move the cursor by pressing the UP or DOWN key and select Ch component Then press the ENT key The selected range switch mode will be highlighted Pr
5. IR Unit 1 rl Buin sensor c INLET1 OUTLET Sampling cell Sampling gas outlet Note 2 cells may be used by combination of range Sampling gas inlet Correspondence between measured components and the optical units is as follows Optical Bench 1 Optical Bench 2 NO CO COO Single component None C DO species COJCO None NOICO NOSO MOCO ye ie species NO SO CO NO CO SO CO Teledyne Analytical Instruments 11 Installation Model 7500ZA 3 4 Sampling 3 4 1 Sample Gas Conditioning 1 Dust from the sampling gas should be completely removed using a filter For the final stage filter use a filter that removes dust particles down to 0 3m 2 Dew point must be lower than the ambient temperature If vapor is contained in the sample dew point should be lowered to 2 C using a dehumidifier 3 If SO mist is present in the sample gas use a mist filter or cooler to remove the SO mist Other mists should be removed using a mist filter or gas dryer 4 Corrosive gases such as F2 and if present in considerable amounts will shorten the life of component parts 5 Sample gas temperature should be within 0 to 50 C Do not flow hot gas directly into the instrument 3 4 2 Sample Gas Flow Sample flow should be 0 5L min 0 2L min Avoid any flow fluctuation during measurement Observe the flow reading u
6. 0 5000ppm None 0 1 2 3 5 0 1 None 0 2 3 5 10 1 component analyzer 502 0 2 None 0 3 5 10 20 0 3 None 0 5 10 20 25 0 5 None 0 10 20 25 40 50 250pp 0 10 None 0 20 25 40 50 70 100 300pp 0 20 None 0 25 40 50 70 100 None 0 1000ppm 2000ppm 2500ppm 3000ppm 5000ppm 0 25 None 0 40 50 70 100 None 0 2000ppm 2500ppm 3000ppm 5000ppm 1 0 40 None 0 50 70 100 2000 None 0 2500ppm 3000ppm 5000ppm 156 256 0 50 None 0 70 100 2500 None 0 3000ppm 5000ppm 1 2 0 70 None 0 100 0 3000 None 0 5000ppm 156 296 0 100 None 0 5000 None 0 1 2 3 5 0 1 None 0 2 3 5 10 1 component analyzer CO2 None 0 24 5 10 1st range 2nd range 0 100ppm None 0 200 250 300 500 1000 0 200 None 0 250ppm 300ppm 500ppm 1000ppm 2000pp 0 10 None 0 250ppm None 0 300 500 1000 2000 2500 1 component analyzer CH4 0 300ppm None 0 500 1000 2000 2500 1st range 2nd rang 0 500ppm None 0 1000 2000 2500 3000 5000 0 500 None 0 pa pon Epp Sr 0 1000ppm None 0 2000 2500 3000 5000 1 0 1000ppm None 0 2000p ppm 3000ppm 5000ppm 1 0 2000ppm None 0 2500ppm 3000ppm 5000ppm 196 296 0 2000ppm None 0 M
7. 1 0 2000ppm 2 0 2500ppm 2 0 3000 2 0 5000ppm 2 0 1 10 0 2 20 0 3 20 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 s 0 500 5000 0 1000 1 0 2000ppm 2 0 2500ppm 2 0 3000ppmv 2 0 5000ppm 2 0 1 1096 0 2 20 0 3 20 0 5 20 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 500 5000ppm 0 1000 1 0 2000ppm 2 0 2500 2 0 3000ppm 2 0 5000ppm 2 0 1 10 0 2 20 0 3 20 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 1000ppm 1 0 2000 2 0 2500 2 0 3000ppm 2 0 5000 2 0 1 10 0 2 20 0 3 20 0 5 20 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 1000ppm 1 0 2000ppm 1 0 2500 1 0 3000 1 0 5000 5 0 1 10 0 2 20 0 3 25 0 5 25 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 1000ppm 1 0 2000ppm 1 0 2500ppm 1 0 3000 1 0 5000 5 0 1 5 0 2 5 0 3 25 0 5 25 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 dE dl 0 1000ppm 1 0 2000ppm 1 0 2500 1 0 3000ppm 196 0 5000 5 0 1 10 0 2 10 0 3 25 0 5 5096 0 10 5096 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 10 10 0100 7 0 5000 5 0 1 10 0 2 10 0 3 10 0 5 50 0 10 50 0 20 100 0 25 100 0 40 10
8. Teledyne Analytical Instruments Items Included with Analyzer Model 7500ZA ei Blank page Teledyne Analytical Instruments NDIR Gas Analyzer Instalation Installation REESE EE Installation of the Model 7500ZA NDIR Analyzer includes DANGER A CAUTION IN Unpacking Mounting Gas connections Electrical connections Calibration THIS UNIT IS NOT AN EXPLOSION PROOF INSTRUMENT DO NOT USE IT IN A PLACE WITH EXPLOSIVE GASES TO PREVENT EXPLOSION FIRE OR OTHER SERIOUS ACCIDENTS ENTRUST THE INSTALLATION MOVEMENT OR RE INSTALLATION TO A SPECIALIST OR THE SUPPLIER A POOR INSTALLATION MAY CAUSE ACCIDENTAL TIPOVER ELECTRIC SHOCK FIRE INJURY ETC e The gas analyzer is heavy It should be installed with utmost care Otherwise it may tip over or fall causing accident or injury For lifting the gas analyzer be sure to wear protective gloves Using bare hands may result in injury Thi the s unit should be installed in an environment conforming to conditions noted in the instruction manual Otherwise electric shock fire or other malfunction of the unit may occur e During installation care should be taken to keep the unit free from entry of chips dust and debris Otherwise it may cause fire trouble or malfunction of the unit The analyzer is shipped with all the materials you need to install and prepare the system for operation Carefully unpack the t
9. correction only in NO SO CO measurement with O2 Average value after O2 correction only in NO SO2 CO measurement with average value 4 to 20mA DC or 0 to 1V DC isolated internally from circuit and ground Output lines are non isolated 12 outputs max Allowable load 550Q for 4 to 20mA DC Teledyne Analytical Instruments 90 NDIR Gas Analyzer Specifications Analog Input Signal Digital Output option Digital Input option Allowable load 100KQ for 0 to 1V DC e Refer to Table2 for the channel No of displayed values and analog output signals For signal input from externally installed sensor Signal requirement 1 Signal from Zirconia sensor TYPE ZFK7 2 Oto 1V DC from an sensor Input section is not isolated This feature is present when an sensor is not built in Externally installed sensor must be purchased separately 1C contact 24V DC 1A resistive load max 15 outputs Instrument error calibration error range identification auto calibration status solenoid valve drive for auto calibration High Low limit alarm contact output All relay contacts are isolated mutually and from the internal circuit Voltage contact supply 12 24VDC 15mA Max Max 9 inputs Remote range change over auto calibration remote start remote hold average value reset Isolated from the internal circuit with photocoupler Teledyne Analytical
10. 0 1000 01 0 2000ppmv2 0 2500pp 0 3000pp 0 5000ppm 3 OK 0 220 320 0 5720 0 10720 0 20 0 2000 0 2500 0 500 5000ppm 0 1000 1 0 2000ppm 2 0 2500pp 0 3000ppmi2 0 5000 0 1 5 0 2 20 0 3 20 0 5 20 0 10 2096 0 20 0 2000 0 5000 0 1000 1 0 2000 0 2500 0 3000 0 5000 0 1 5 0 2 20 0 3 20 0 5 20 0 10 20 0 20 0 2000 02 0 2000 0 2500ppnv2 0 3000 2 0 5000 0 1 5 0 2 20 0 3 20 0 5 20 0 10 20 0 20 0 2500ppm _ 0 5000 0 1000ppnv1 0 2000ppnv2 0 2500 2 0 3000ppm 2 0 5000 5 0 1 5 0 2 20 0 3 20 0 5 25 0 10 25 0 20 25 0 25 02500 0 2 0 2000 2 0 2500 2 0 3000pprrv2 0 5000ppm 5 0 1 5 0 2 20 0 3 20 0 5 25 0 10 25 0 20 25 0 25 0 3000ppm 0 2 0 1000ppm 1 0 2000 0 2500pp 0 3000 2 0 5000 5 0 1 5 0 2 20 0 3 20 0 5 25 0 10 25 0 20 25 0 25 0 5000 03 0 500 5000 0 1000ppm 1 0 2000ppmv2 0 2500ppm 2 0 3000ppm 2 0 5000ppm 2 0 1 10 0 2 20 0 3 20 0 5 50 0 10 50 0 20 50 0 25 50 0 40 50 0 50 0 5000 05 0 500 5000 0 1000ppm 1 0 2000 2 0 2500ppm 2 0 3000 2 0 5000 2 0 1 10 0 2 20 0 3 20 0 5 20 0 10 50 0 20 50 0 25 50 0 40 50 0 50 0 1 00 0 500 5000ppm 0 1000 1 0 2000ppmv2 0 2500 2 0 3000pprv2 0 5000 2 0
11. Error No 8 Measured values fluctuate too much during zero and span calibration Calibration gas is not supplied Time for flowing calibration gas is short Error No 9 Calibration is abnormal during auto calibration Error corresponding to No 4 to No 8 occurred during auto calibration Error No 10 Output cable connection is improper DIO circuit is failure Internal wiring to the DIO circuit is broken When errors No 1 to No 3 and No 10 occur analyzing block error contact output closes When errors No 4 to No 9 occur the calibration error contact output closes Teledyne Analytical Instruments 85 Error Messages Model 7500ZA 8 1 Troubleshooting When error No 1 occurs remove the top cover of the analyzer and check the LED on the light source PCB If the LED is off then the error is caused by a light source disconnection Errors 1 3 and10 indicate an analyzer failure or fault Contact TAI for assistance Errors 4 8 indicate that the calibration procedure may be incorrect Check the following items and if the error still occurs contact TAI 1 Is the calibration gas flowing to the analyzer 2 Does the calibration operation match the supplied gas For example zero calibration is performed while flowing the span gas 3 Does the supplied gas concentration match the gas concentration set in the calibration concentration setting Also if errors 5 and 7 occ
12. For auto zero calibration use 500ppm or lower range Span drift 2 of full scale week Response time for 90 FS response to 15 sec electrical response Within 10 30 seconds including purge time of sample gas Gas replacement time depends on the number of measuring components and measuring range Interference from other gases Interference NO component analyzer analyzer analyzer CO 1000ppm lt 1 0 FS lt 1 0 FS 1 096FS 2 CO 15 lt 1 0 FS lt 1 0 FS lt 1 0 FS H20 saturation at 20 C H20 saturation at 2 C lt 2 0 5 CHa 1000ppm lt 1 0 5 1 0 200 range lt 2 0 FS 2 0 500ppm range or less lt 2 0 FS 9 1 5 EC Directive Compliance This product conforms to the requirements of the Low Voltage Directive 2006 95 EC and EMC directive 89 336 EEC as amended by Directive 92 3 1 EEC both as amended by Directive 93 68 EEC It conforms to following standards for product safety and Teledyne Analytical Instruments 98 NDIR Gas Analyzer Specifications Electromagnetic Compatibility EN61010 1 EN61326 1 2010 Safety requirements for electrical equipment for measurement control and laboratory use Installation Category II Pollution Degree 2 2006 Electrical equipment for measurement control and laboratory use EMC requirements 9 1 6 Requirements for Sample
13. OPERATING INSTRUCTIONS FOR Model 7500ZA NDIR Infrared Gas Analyzer P N M7500ZA 4 09 14 Toxic gases or flammable liquids be present in this monitoring system Personal protective equipment may be required when servicing this instrument 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 Model 7500ZA Copyright 2014 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 computer language in whole or in part in any form or by any means whether it be electronic mechanical magnetic optical manual or otherwise without the prior written consent of Teledyne Analytical Instruments 16830 Chestnut Street City of Industry CA 91748 Warranty This equipment is sold subject to the mutual agreement that it is warranted by us free from defects of material and of construction and that our liability shall be limited to replacing or repairing at our factory without charge except for transportation or at customer plant at our option any material or construction
14. L Limit value Sets the low limit value concentration for alarm Kind of Alarm Select either High limit alarm Low limit alarm and High limit or Low limit alarm HH limit alarm and LL limit alarm High HH Alarm contact closes when above H limit alarm Low LL Alarm contact closes when below L limit alarm High or Low Alarm contact closes when above H limit value or below lower limit value ON OFF Enables the alarm function when set to ON or disables it if set to OFF Note The H limit value cannot be set below the L limit value and the L limit value cannot be set above the H limit value If it is desired to set the H limit value below the L limit value already stored in the memory reduce the L limit value beforehand and vice versa for setting the low limiot above the high limit Note After turning on power the alarm logic trigger is inactive for 10 minutes When an H limit alarm occurs the H alarm H alarm message displays in the relevant component field Other alarm displays are SQL 0 0 VON s L alarm for Low limit alarm HH 0 003 alarm for high limit alarm HH alarm for eo 0 0 high high alarm and LL alarm for low 2100 low alarm 4 Teledyne Analytical Instruments 45 Settings and Calibration Model 7500ZA 6 3 2 Hysteresis Setting The alarm hysteresis can be set or changed to prevent chattering of an alar
15. Set calibration range Range current or both range Rangel 0 200 Uppm Range 0 2000 ppm See ee a rem she ae Range 0 25 1 Wc 6065 End of Calibration Range Setting 4 Teledyne Analytical Instruments 40 NDIR Gas Analyzer Settings and Calibration midway press the ESC key The previous screen will return e If both is selected zero or span calibration will be performed on both Range and Range 2 on the selected Ch Select the Ch you want to change by pressing the UP or DOWN key then press the ENT key The setting content is highlighted when the calibration is performed Toggle between both or current using the UP or DOWN key e If current is selected zero or span calibration will be performed only for the range displayed when calibration is performed calibration is performed Press the ENT key after the selection and the specified To close the Calibration Range Settings screen or to abort the entry Example Chl Range 1 0 to 200 ppm bod NOx Range 2 0 to 2000 ppm Ch2 Range 1 0 to 200 ppm SO Range 2 0 to 2000 ppm Chl Range 1 and Range 2 are calibrated together Ch2 Only the currently displayed range is calibrated Note When both is selected the same calibration gas concentration must be used for both ranges Manual Calibration screen When setting NOx and CO to both NOx ZERO Cal ENT Go on calibration
16. Sets automatic OFF of the backlight of display unit and its timer Contrast Adjusts contrast of the LCD Maintenance Mode A password protected entry screen used to access the instrument s maintenance mode For the maintenance mode see Section 6 7 Parameter Select setting item 1 Enter the Parameter Setting screen from the user mode and the display shown at right appears Use the UP Current Time 12 0141 WED 13 50 or DOWN key to move the Key Lock OFF cursor to the desired item OFF Current espo ime and then press ENT Average Period Backlight Timer ON 5min Contrast To Maintenance Mode 0000 15068 5 Teledyne Analytical Instruments 60 NDIR Gas Analyzer Settings and Calibration 2 In the Parameter Parameter Set day of week Setting screen that appears perform the value entry or the setting Current Time 12 01 11 13 50 For the value entry or Key Lock OFF setting change use the Output Hold OFF Current UP or DOWN key and Response Time the SIDE key to move Average Period the cursor to the right Backlight Timer ON 5min Contrast To Maintenance Mode 0000 To close the Parameter Setting YA gt screen to abort the entry 1 OOOO midway press the ESC key The previous screen will return End of Parameter Setting Setting Range Hold setting 0 to 100 FS Response time 1 60 sec default 15 sec e Average period 1 59 min or 1 4 hours defaul
17. especially gas filter too high 2 Air is absorbed midway 2 Find out cause of leak and in the sampling piping repair Sampling gas flow rate Deviation from regu Adjust by needle valve of flow Purge gas flow is in lated flowing quantity rater cluded when purging 0 3L min to 0 7L min analyzer point analyzer point Gas analyzer Regardless of any Overhaul or service in accor phenomena dance with proper service plan 7 3 Long Term Maintenance Daily check ad 9 5 o gt i 8 E Create a long term maintenance component procurement plan based on the Gas analyzer annual inspection plan indicated below Gas Analyzer Annual Inspection Plan The recommended replacement period of components varies depending on the installation conditions 1 The recommended replacement period is a recommended standard criterion and varies depending on the environment of the field conditions of measuring gas and other factors 2 The recommended replacement period is not the warranty period It is provided as a preventative maintenance program baseline schedule 4 Teledyne Analytical Instruments 76 NDIR Gas auc iiid Maintenance Installation Conditions 1 Ambient temperature 5 C to 40 C 2 Humidity 90 RH or less 3 Corrosive gases None 4 No radiated heat direct sunlight or rain wind 5 Dust No more than local environmental standards permit 6 Vibration None Sample gas conditions
18. is 1 selected will bring up the parameter hold screen where an arbitrary hold value can be set Teledyne Analytical Instruments 63 Settings and Calibration Model 7500ZA Note On the parameter hold screen that appears move the cursor to the Ch component you want to hold using the UP or DOWN key and then press ENT A highlighted value indicates that it can be changed Adjust the highlighted value with the UP or DOWN key and then move the cursor to the right to change the next digit using the SIDE key After the value is changed press the ENT key The setting is expressed as 1 1 full scale range for both respective ranges When 0 to 1000 ppm is selected as the range and 10 FS is selected as hold setting the output equivalent to 100 ppm is held irrespective of the measured value at that time Press the ESC key to return to the parameter setting screen Parameter Select Ch No Hold 2 Chi 010 FS Ch2 SO2 020 5 Ch3 CO2 015 FS Chd CO 012 FS Ch5 O2 022 FS ENT Set Hold value Hold Oto 100 FS Chl NOx Wio FS Ch2 502 020 FS Ch3 CO2 015 FS Ch4 CO 012 FS Ch5 O2 022 FS ENT Parameter Setting screen Teledyne Analytical Instruments 64 NDIR Gas Analyzer Settings and Calibration Setting Description The instantaneous measurement value that is displayed cannot be held Output only can be held Optional modbus c
19. replace it with a new one 250VAC 2A Slo Blo 3 Reinstall the fuse holder cap turn ON the power supply switch The analyzer will power up normally 4 Teledyne Analytical Instruments 84 NDIR Gas analizor Error s 8 Error Messages Table 8 1 lists the error messages that may occur onscreen along with the probable cause for the error Table 8 1 Error Messages Probable causes Infrared light source is faulty Sector motor is not properly run or is stopped Amplifier circuit is faulty Detector voltage circuit is faulty Detection element is broken or faulty Amplifier circuit is faulty Error display Error contents Error No 1 Light source motor rotation is faulty Error No 2 Detector failure Error No 3 A D conversion circuit is failure Error No 4 Error No 5 Zero calibration is not within Amount of zero calibration indication value is over 5096 of full scale Span calibration is not within the allowable range Zero gas is not supplied Zero error due to dirty cell Detector is faulty Error No 6 Span gas is not supplied Calibrated concentration setting does not match cylinder concentration Error No 7 Amount of span calibration difference between indication value and calibrated concentration is over 50 of full scale Zero calibration is not performed normally Span error due to dirty cell Detector sensitivity has deteriorated
20. 0 70 100 0 100 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 1000ppm 1 0 2000ppm 2 0 2500ppm 2 0 3000ppm 2 0 5000ppm 5 0 1 10 0 2 10 0 3 25 0 5 25 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 500 5000ppm 0 1000ppm 1 0 2000ppm 2 0 2500ppm 2 0 3000ppm 2 0 5000 5 0 1 10 0 2 20 0 3 25 0 5 50 0 10 50 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 500 5000 0 1000 1 0 2000 1 0 2500 1 0 3000ppm 2 0 5000ppm 5 0 1 10 0 2 20 0 3 25 0 5 50 0 10 50 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 2 010 0 500 5000 0 1000ppnv1 0 2000ppm 1 0 2500 1 0 3000 2 0 5000 5 0 1 10 0 2 20 0 3 25 0 5 5096 0 10 100 0 20 100 0 50 0 100 0 1000ppm 1 0 2000ppm 1 0 2500ppm 1 0 3000ppm 2 0 5000ppm 5 0 1 10 0 2 20 0 3 25 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 4 Teledyne Analytical Instruments 102 NDIR Gas Analyzer 2 component analyzer 500 0 300 2500ppm 0 500 2500ppm 500 0 2000 2500p 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 500 5000ppm 0 1000 5000ppm 0 2000 5000ppm 0 2800 5000ppm 0 3000 5000ppm 0 500 5000ppm 0 1000 5000ppm 0 2000 5000ppm 0 2500 5000p pr 0 3000
21. 1 Temperature 60 C to 800 C 2 Pressure 3 to 3 kPa 3 Moisture content 30 or less 4 Dust 0 1 g Nm3 or less 5 Components 0 to 500 ppm NOX 0 to 500 ppm SO 0 to 2000 ppm CO 5 to 15 0 to 21 0 0 to 100 ppm residue N5 Please consult TAI Customer Service regarding gas analyzer maintenance service requirements Annual Inspection Plan Sheet Component name replacement Delivered period year year tto2 Sectormotor 11027 O ring for sampling cell 1105 1 4 E d Le E d 4 2 a 5 E 9 Light source power PCB A Ee tt fol fokai Teledyne Analytical Instruments 77 Maintenance Model 7500ZA 7 4 Cleaning the Sample Cell Entry of dust or water in the sampling cell contaminates the interior of the cell resulting in drift If dirty or contaminated it must be cleaned Check the sampling device especially the filter to prevent the cell from being dust or mist contamination Caution Maintenance should be performed only by properly trained qualified personnel In addition to the following steps the user must adhere to any local and regional regulations 7 4 1 Sample Cell Disassembly There are two kinds of sampling cells used in the Model 7500ZA block cells cell length 4 mm 8 mm 16 mm 32 mm and pipe cells cell length 64 mm 125 mm 200 mm and 250 mm A
22. 30 seconds Output is updated every 30 seconds Update is the averaged value of the most recent elapsed averaging time period Averaging time period is settable from 1 59 minutes in increments of 1 minute or 1 4 hours in increments of 1 hour The above mentioned output of average value is started from the initial state by opening the average value resetting input terminals after short circuiting for 1 5 sec or longer Output is reset by input voltage and the terminal circuit RS 485 9pins D sub connector Half duplex bit serial Teledyne Analytical Instruments 96 NDIR Gas Analyzer Specifications Start stop synchronization ModbusTM protocol Contents Read Write parameters Read measurement conc and instrument status Remark When connecting via RS 232C interface an RS 232C RS485 converter should be used Atmospheric Pressure Correction Measure atmospheric pressure and calculate compensation for use exhaust port of analyzer must be at atmospheric pressure After atmospheric pressure correction Zero point Not affected Span point Change is 0 5 measured value or less relative to a 1 change in atmospheric pressure Correction range 700hPa 1050hPa Teledyne Analytical Instruments 97 Specifications Model 7500ZA 9 1 4 Performance Repeatability 0 5 of full scale Linearity 1 of full scale prior to atmospheric pressure correction option Zero drift 2 of full scale week
23. 4 oO Maintenance Select range or Mode range num Range Set Chi NOx MIN range 100 0 ppm Range 1 500 0 ppm Range 2 1000 ppm D MAX range 2000 ppm Rangenum 2 ENT boo Maintenance Set range Mode Range Set Chi NOx MIN range 100 0 ppm Range 1 590 0 ppm Range 2 1000 ppm MAX range 2000 ppm Rangenum 2 72 NDIR Gas LES and Calibration 6 8 Calibration 6 8 1 Zero Calibration This function is used for the zero point adjustment A proper zero gas suitable for the application should be used Refer to section 3 4 Sampling 1 From the Measurement screen press the ZERO key to display the Manual Zero Calibration screen 2 Select the Ch component to be calibrated using the UP or DOWN key and then press the ENT key and zero gas will be admitted to the analyzer Note For the Ch components where both is set in the calibration range setting see section 6 2 3 zero calibration is carried out on both ranges 3 Wait until the indication stabilizes on the zero gas then press ENT The zero calibration will be carried out on the highlighted range s Note On Ch components for which AR is set see Section 6 1 1 Setting Range Switch Mode the cursor automatically moves to the next range selected in Setting of Auto Calibration Component Range 6 2 4 and calibration is carried out on that range To close the Zero Calibration screen or to abort the entry midway press the ES
24. 6 Figure 7 2 Measuring Unit Configuration Block Cell 4 Teledyne Analytical Instruments 81 Maintenance Model 7500ZA 7 4 1 3 REMOVING THE MEASURING UNIT Refer to Fig 7 3 For step 1 to 4 see 7 4 1 1 Pipe Cell Removal 5 Disconnect and remove detector output cables from detector output circuit board No 12 Applying identification mark on top of removed cable connector will ensure proper pin assignment later 6 Disconnect wiring to the 2 pin terminals of the IR light source assembly and chopper motor pin connector from the PCB No 17 7 Detach the six screws No 16 fastening the base plate No 3 to remove the measuring unit 8 For assembly reverse the disassembly procedures Note Special care should be taken when assembling or disassembling the measuring cell to avoid using excessive force to the detector pipe or light source unit pipe If the pipe is deformed or damaged by excessive force there is a potential for gas leaks and this in addition to creating a potential toxic hazard will result in inaccurate measurement 7 4 2 Cleaning the Sample Cell 1 To clean the sample cell or IR transmission window first clear away any dirt using a soft brush and then lightly wipe using a soft cloth Do not use abrasive or paper towels Note The window is fragile Handle with care Avoid scratching the window Do not rub the dirt from the window roughly 2 Ifthe window or the sample cell interior i
25. Applications Items included with the Analyzer 2 1 Confirmation of delivered items 2 2 Name and Description of Analyzer 5 3 1 Installation Conditions 3 2 Installation 3 2 1 Installation of Analyzer Main Frame 3 3 Piping 3 4 Sampling 3 4 1 Sample Gas Conditioning 3 4 2 Sample Gas Flow 3 4 3 Preparation of Standard Gas 3 4 4 Internal Purging of the Instrument Housing 3 4 5 Pressure at Sample Outlet 3 4 6 Example Configuration of Sample System 3 5 Electrical Connections Op ration MUR 4 1 Preparation for operation 4 2 Warm up Operation and Normal Operation Teledyne Analytical Instruments 12 12 12 13 13 14 15 UN 25 25 25 NDIR Gas Analyzer Display And Operation Panels 27 5 1 Front Panel Description 27 5 2 Overview of Display and Operation Panels 29 5 3 Outline of Display Screen 30 5 4 Basic Operation 34 Settings and Calibration eene 35 6 1 Range Switch 35 6 1 1 Setting the Range Switch Mode 35 6 1 2 Manual Range Mode 36 6 1 3 Range Identification Contacts 36 6 2 Calibration Setting 37 6 2 1 Setting the Span Gas Concentration 37 6 2 2 Manual Zero Calibration 38 6 2 3 Setting the Calibration Range 40 6 2 4 Setting the Component Range for Auto Calibration 42 6 3 A
26. Display and Operation Panels Model 7500ZA 5 3 Outline of Display Screen 1 Measurement mode screen appears when the power is turned on The measurement screen depends on the number of components The following screen configuration is shown as an example for NO SO CO and output 12 channels 1 2 1 2 a 22 5 x L 0 01 0 0 1 0 0 E RE 0 0 1 cn 1 Ese 0 0 BH 3 0 Scroll alc 0 200 0 0 n O 0 0 211 ma nanan O2 0 0 gt 0 0 3 4 3 5 Pipal J S 22 n 5 g Ji e Bi sap J Scroll the UP and DOWN keys to display more than 5 channels No Name Function 1 Component display Displays the component of instantaneous value corrected instantaneous value corrected average value etc 2 Concentration display Displays the measured value of concentration 3 Range display Displays the range values 4 Unit display Displays the unit with ppm or mg m3 and vol b Average time display Displays the average time Instantaneous value and concentration value concentration display of Ch componen
27. ENT key again to return to the Auto Cal Setting screen Note Only the channels used are displayed on this screen The Ex time sets the output signal hold extension time that follows the completion of calibration It is valid only when the hold setting is set to ON The Ex time set here is also the hold extension time used in a manual calibration Teledyne Analytical Instruments 50 NDIR Gas Analyzer Settings and Calibration Auto calibration status contact output is closed during auto calibration NO side and is open in other cases Example Start Time Sun 12 00 Cycle 1 day Flow Time Zero 350 sec CH 1 Span 350 sec CH 2 Span 350 sec CH 3 Span 350 sec CH 4 Span 300 CH 5 Span 300 sec Ex Time 300 sec ON OFF ON Thus with the above settings Sunday Monday Tuesday 12 00 12 00 12 00 Cycle Y W Auto calibration Zer Chl Ch2 Ch3 Ch4 5 Replace alib tion SP Span Span Span Span ment time calibration calibration calibration calibration calibration 5 350sec 1 350sec 1 350sec 350sec 300sec 300sec 300sec Flow time Setting Range Cycle 1 99 hours or 1 40 days default value 7days Flow Time 60 90 sec default value 300 sec Teledyne Analytical Instruments 51 Settings and Calibration Model 7500ZA Caution When an auto calibration starts the measurement screen appears automatically Any oper
28. End of Auto Calibration DOWN key to move to the Range Setting desired range 4 Press the ENT key and M subsequent calibrations will be performed on the selected range when either auto calibration or auto zero Cal Settings Set enable or disable for auto calibration calibration is requested 1 0 200 Note regarding Auto Calibration Rangel 0 200 Component Range Selection Range 0 2000 Rangel 0 10 The auto calibration or manual Range 0 20 calibration of the component for Rangel 0 200 enable which auto ranging AR is in effect pander El 1 will be performed on the range that is Range 0 25 vol enable selected here In this case once the Y dA IL b d pr calibration is started the range is Ww automatically switched and completion of the calibration the End of Auto Calibration original range is resumed component setting 4 Teledyne Analytical Instruments 42 NDIR Gas Analyzer Settings and Calibration The range identification contact is interlocked with the range after the switch However if the hold setting is set to ON the contact status before calibration is maintained 5 Press SIDE key in the state described in 3 and the highlight is toggled between enable and disable auto calibration Select enable of disable by pressing the UP or DOWN key 7 Then press the ENT key to save your selection To
29. Time Subsequent auto calibrations will ON OFF OFF use the saved settings Time MON 12 34 librati Description of Auto Cal Settings iudiciali ua YA gt Start Time Setting for the first 1 oS CI calibration event day of the week hour minute End of Auto Calibration Setting Teledyne Analytical Instruments 49 Settings and Calibration Model 7500ZA Cycle The period between the start time of one calibration and the next unit hour day Flow Time The time required for purging with calibration gas Time required for replacement of sample gas after the calibration is completed Set by calibration gas See the next page ON OFF Turns the auto calibration feature ON or OFF To close the Auto Cal Settings screen or to abort the entry midway press the ESC key The previous screen will return Gas flow time setting 1 With the cursor on Flow Time press the ENT key to bring up the Flow Time screen 2 Move the cursor to the gas calibration gas pressing the UP or DOWN amp 0 to 900 da key and then press ENT 3 The highlighted value can be Zero E50 sec changed by pressing UP or Ch1 Span 350 sec DOWN key and then using Ch2 Span 350 sec the SIDE key move the Ch3 Span 350 sec cursor to the right to alter the Ch4 Span 300 sec next digit Cho Span 300 sec Ex time 300 sec 4 After changing the value press the ENT key to save the setting 5 Press the
30. Zirconia Oz None Y 0 1vol96 J range de ic O analyzer analyzer 0 100ppm B 0 2 01 K built in external 0 200ppm c 0 3vol a 0 250ppm D 0 5vol L 0 300ppm 5 0 10vol M 0 500ppm E 0 20vol N 0 1000ppm F 0 25vol v 0 2000ppm G 0 40 01 w 0 2500ppm U 0 50vol P 0 25 vol 0 3000ppm T 0 70vol x 0 50 vol 0 5000ppm H 0 100vol96 R 0 100 vol z 100 95 vol notel When D is specified at 4th digit Power supply cord is supplied in the scope of supply Cord specification should be specified at the 20th digit note2 When only O2 measurement is necessary should be specified at 6th digit note3 When 1 is specified at 7th digit O2 pt analyzer signal has to be set as 0 1V DC linear corresponding to full scale External zirconia O2 analyzer and external O2 analyzer are not included in the scope of supply and has to be separately ordered note4 Refer to Table 1 for possible combination of measuring components and ranges in this manual When Y is specified at 6th digit should be specified at 9th to 16th digit For fuel cell O2 analyzer range is 0 10 01 or more note5 Select the type of voltage rating plug type and applicable standard of the power supply cord by 20th digit Select a power supply cord for using at the location of end user When A is specified at 4th digit Power supply cord will not be included in scope of delivery When English is specified fo
31. at the preset cycle When a standard gas cylinder for calibration and a solenoid valve for opening closing the gas flow line are installed externally by the customer calibration will be carried out using the solenoid valve drive contacts for zero and span calibration and will be cycled on off sequentially at the set auto calibration timing Auto calibration cycle is user defined Setting is variable within 1 to 99 hours in increments of 1 hour or 1 to 40 days in increments of 1 day The time for flowing each calibration gas in auto calibration is user defined and settable between 60 to 900 seconds in increments of 1 second Auto calibration starts by opening the auto cal remote start input terminal after short Teledyne Analytical Instruments 94 NDIR Gas Analyzer Specifications circuiting for 1 5 sec or longer Auto calibration initiates when contacts open Auto Zero Calibration Auto zero calibration is carried out periodically at the preset cycle This cycle is independent from Auto Calibration cycle When zero calibration gas and solenoid valve for opening closing the calibration gas flow line are installed by the customer zero Calibration will be carried out at the set auto zero calibration timing Auto Zero Cal Cycle Setting Auto zero calibration cycle is user settable Setting is variable within 1 to 99 hours in increments of 1 hour or 1 to 40 days in increments of 1 day Gas Flow Time Setting T
32. average values i e O2 correction average and average and restarts averaging All average values are reset simultaneously The indication value and output value is 0 ppm vol or so at the time of the reset input based on average period settings Contact input flow With input hold at least 1 5 sec Without input Reset input off So long as with input resetting lasts At the edge of changing from with input to without input the average action restarts Example If the average period was set to 1 hour Reset Average value Time 1 Time e Sampling occurs every 30 seconds e Every 30 seconds the average for the last 1 hour time setting is output e At the instant of resetting zero is assumed for all past values This means that the average value will not be correct for 1 hour after resetting Backlight Timer Automatic OFF setting of the backlight of the LCD unit is user adjustable When the specified time elapses during measurement screen display the backlight automatically switches off Pressing any key will turn the backlight back ON Teledyne Analytical Instruments 66 NDIR Gas Analyzer Settings and Calibration On the Parameters screen when ON is selected for the Backlight Timer function the time until auto OFF will also display Press the SIDE key when ON is highlighted and the time setting can be changed Use the UP or DOWN key to chan
33. corrected CO Ch5 corrected CO average Ch1 NOx Ch2 SO2 Ch3 CO 4 Ch5 corrected NOx Ch6 corrected SO Ch7 corrected Ch8 corrected NOx average Ch9 corrected 502 average Ch10 corrected CO average 1to3 Ch1 NOx Ch2 SOz Ch3 COe Ch4 CO Ch5 Oe Ch6 corrected NOx Ch7 corrected 502 Ch8 corrected CO Ch9 corrected NOx average Ch10 corrected 502 average Ch11 corrected CO average When the 21st digit code is A or C the component of the NO analyzer is displayed as NOx a Joa m 5 5 5 15 5 5 8 G Go Go Go e lt lt lt lt lt lt lt lt lt lt lt lt A D B E F G K N P A E G N P A B G N P ES V Teledyne Analytical Instruments 33 Nuus and Panels Model 7500ZA 5 4 Basic Operation e Measurement mode The measurement mode can display up to 5 channels in a single screen If 5 channels Hio 00 more to be displayed in single screen E 000 press the UP or DOWN key to scroll the 4 0 0 channels one by one 000 f IL AN e Ol gt 2 Hs 000 0 0 Hac EE 00 l St Hs Hc 00 aso 00
34. gas pressure 9 Reference gas Reference gas used for calibrating zero and span of the analyzer depending on the measured gas 4 Gas aspirator For aspiration of the sample gas 10 Zirconia O sensor External zirconia oxygen sensor used for 4 Teledyne Analytical Instruments 14 NDIR Gas Analyzer Instalation Name Description Name Description 5 Electronic gas Dries the moisture in measuring the oxygen cooler the sample gas to a concentration in dew point of approx sample gas 2 C Not used when Used for flowing the sensor is built in 6 Solenoid valve calibration gas 7 Membrane filter PTFE filter used to 11 Added to NOx Analyzer eliminate fine dust converter A special catalyst particles material is used for efficient conversion of NO to NO 3 5 Electrical Connections CAUTION To prevent electric shock or fire N e Turn off the power before wiring e Always use a protective earth connection e Select a proper wiring material that satisfies the ratings of the instrument Be sure to connect a External input connector Communication connector RS 485 Analog output connector A O Digital input output connector Power terminal block DIO 1 to 3 power supply of correct rating The power terminal block and external input output connector are installed on the rear panel Refer to the diagr
35. is effective Manual Allows range to switch by key operation Auto Automatically switched from first range to second range when the measured value exceeds 90 FS of first range Automatically switched from second range to first range when the measured value drops to 80 or less first range Remote option Voltage contact input allows the range to switch via an external signal when a remote range switch input is received When the contact input terminals for each component are input voltage the first range is selected and it is switched to the second range when the terminals are open The switch range values are settable between the first range and second range values low high range values Teledyne Analytical Instruments 93 Specifications Model 7500ZA 9 1 3 Optional Functions Remote Output Holding Output signal is held at the last value or preset value by a voltage input to the remote output holding input terminals Holding is maintained while the voltage is input to the terminals Indication of instantaneous values are not held Range Identification Signal Auto Calibration Auto Cal Cycle Setting Gas Flow Time Setting Auto Cal Remote Start The present measuring range is identified by a contact position The contact output terminals close for each component when the first range is selected and open when the second range is selected Auto calibration is carried out periodically
36. the UP or DOWN key to move the cursor to the item whose setting is to be changed e The values for password oxygen correction limit and station No are highlighted e Press the UP or DOWN key to change the value Use the SIDE key to move to the next digit to the right Press the ENT to save the new value Password Set The Password Set screen is used to change the password that is required move from the parameter setting screen to the maintenance mode An arbitrary 4 digit number can be set to replace the default password for this purpose Note Record the password and store in a safe place Otherwise you cannot enter the maintenance mode O2 ref Value and Limit This function sets the oxygen concentration reference value used in the oxygen correction calculation It is settable in the range from 00 to 19 The O2 Limit can also be set from this screen This sets the oxygen concentration limit at the time of oxygen correction calculation It is settable in the range from 01 to 20 Refer to the O2 correction concentration value in 5 3 Outline of display screen for oxygen correction calculation procedure Teledyne Analytical Instruments 71 Settings and Calibration Model 7500ZA Station No This function allows the user to set the station No for MODBUS communication It is settable in the range from 00 to 32 Range Setting This function brings up a screen where the user can set the range for which c
37. to set calibration parameters such as span and zero gas concentration calibration range and auto calibration settings and range When lt User Mode gt The Calibration Parameters screen that appears the data shown at right is illustrated 6 2 1 Setting the Span Gas Concentration This screen allows you to set the cal gas concentrations for zero and span on each Ch used for calibration 1 Select lt User mode gt lt Calibration parameters gt lt Calibration value gt The Calibration Value Settings screen will appear 2 Select the Ch you want to change by pressing the UP or DOWN key Then press the ENT key and cursor moves to the first editable parameter within that field 3 Select the concentration item you want to set Zero or Span by pressing the UP DOWN or SIDE gt key The SIDE key only functions within the selected channel Press the ENT key when the cursor is in the desired field The first digit of the parameter is highlighted Cal Parameters Select an item with UP DOWN and ENT Back with ESC T Calibration Value About ZERO Calibration About Calibration Range Auto Calibration Components Range 3506 5 Select setting value Cal Settings Cal Value RANGE ZERO SPAN UNIT 0200 0 x 2000 ppm 02000 0 200 Uppm 0000 O 0200 0 0 2000ppm 00000 02000 000 00 0 200 Uppm 0000 U 0200 0 1000 00000 010
38. two component analyzer may incorporate both sampling cells in one optical unit In this case detach the pipe cell and then block cell see Fig 7 3 Sample Cell 4 Teledyne Analytical Instruments 78 NDIR Gas auc iiid Maintenance 7 4 1 1 PIPE CELL REMOVAL SEE FIG 7 1 1 Stop all gas flow If necessary purge the pipe cell thoroughly with zero gas Turn OFF the power switch and disconnect the AC power cord Remove the cover six screws Remove the tube connected to the pipe cell EE D E Loosen and remove the screw No 7 holding the cell retainer No 11 at both ends of the pipe cell 6 Remove the cell from the assembly and unscrew the infrared transmission window No 14 at both ends 7 For assembly reverse the disassembly procedure z Name Screw for fixing the light source unit Screw for fixing the detector Screw for fixing the gas filter Base plate Light source unit Screw for fixing the support Screw for fixing the cell retainer Gas filter 9 Filter Support Cell retainer Pipe cell O ring Infrared transmission window Detector Light source power board On ou BIO Figure 7 1 Measuring Unit Configuration Pipe Cell Teledyne Analytical Instruments 79 Maintenance Model 7500ZA 7 4 1 2 BLOCK CELL REMOVAL SEE FIG 7 2 For steps 1 to 4 see 7 4 1 1 Pipe Cell Removal 5 Note Disconnect and rem
39. zero gos For zero gos For zero gas For zero gas Hae agir rd 22th digit The normal open side NO of digital output is close when the function is active without range ID In case of range ID normal open NO side is close with First range The normal close NC side is close with Second range Dos e ane on For apan gas Ch2 ForspangasCh2 Forepan gae Ch Range identification Ch For span gae 2 po For span gee cha far ForspangasCh3 For span gas Ch3 es moe For span gas Ch3 e crr For span gas Ch5 M For span gas Ch5 uem emn Uem Jm D012 Range identification Cht D013 Range identification CH 4 Teledyne Analytical Instruments 20 NDIR Gas Analyzer Instalation Isolated output from each DO and ground To avoid external interference the wiring from the analog output signal sensor input and contact input should be run separately from that of power supply and contact output Note Avoid excess noise generated by other nearby equipment by grounding the analyzer and using properly shielded cables 5 Communication RS 485 connector lt RS 485 connector gt E GND Q cove Je RTxD 6 3 RTxD D sub 9 pin female 8 4 6 Timing of Contact Output for Calibration 1 Manual calibration See Item 6 8 Calibration if the analyzer is equipped with the auto calibrat
40. 0 0 50 100 0 70 100 0 100 1 1 1 1 1 1 020 0 1000 1 0 2000ppm 1 0 2500ppm 1 0 3000ppm 19 amp 0 5900 5 0 1 10 0 2 20 0 3 25 0 5 5096 025 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 40 0 5000pprv5 0 1 10 0 2 20 0 3 20 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 Teledyne Analytical Instruments 103 Model 75007 2 component analyzer CO2 CHa 1 component CO 2 component CH 1 1st range _ nd range max 1st range 2nd range max 0 100pp 0 1000 0 500 5000ppm 0 1000 5000ppm 0 2000 5000ppm 0 2500 5000ppm 0 3000 5000ppm 0 5000pp 0 200 0 2000 0 500 5000ppm 0 1000ppm 1 0 2000ppm 1 0 2500 1 0 3000ppm 1 0 5000ppm 1 0 1 0 250pp 0 2500 0 300 0 2500 0 500ppm 0 2500 0 500 5000ppm 0 1000ppm 1 0 2000 2 0 2500 2 0 3000 2 0 5000 2 0 1 2 0 2 10 0 3 10 0 570 0 10 0500 0 5000ppm 0 1000ppm1 0 2000ppm 2 0 2500pprv2 0 3000ppm 2 0 5000pprrv 2 0 1 2 0 210 0 30 570 0 10 _ 0 1000pp 0 2500pp 0 500 5000ppm 0 1000pp 0 2000pp 0 2500p BET 0 000 0 5000py 3 0 135 0 0 2 20 0 320 0 5 0 0 10 20 0 20 0 1000pp 0 5000 0 1000ppm 1 0 2000pp 0 2500 0 3000p 0 5000 3 0 1 3 229 0 320 O520 0 10720 0 20
41. 0 3 25 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 20 0 50 100 0 70 100 0 100 0 25 040 0 10 0100 0 2000ppm 2 0 2500ppm 2 0 3000ppm 2 0 5000ppm 2 0 1 10 0 2 10 0 310 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 20 0100 0 2000 2 0 2500ppm 2 0 3000ppm 2 0 5000ppm 2 0 1 10 0 2 10 0 3 25 0 5 50 0 10 1009 0 20 100 0 25 100 0 40 100 0 50 10096 0 70 100 0 100 0 25 0100 0 2000 2 0 2500ppm 2 0 3000ppm 2 0 5000ppm 2 0 1 10 0 2 20 0 3 25 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 40 0 70 100 0 100 0 50 070 0100 None 3 component analyzer NO SO2 CO gt gt gt Combination of 1st component NO and 2nd component SO 3rd component CO 3 component CO 1st range ndrange max ss 1st range 2nd range max pi pp 0 2000pp 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 500 2500ppm 0 1000 2500ppm 0 2000 2500ppm 0 2500 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 500 5000ppm 0 1000 5000ppm 0 2000 5000ppm 0 5000 a 0 500 5000ppm 0 1000 5000ppm 0 2000 5000ppm 0 2500 5000ppm 0 30005000 0 5000 4 Teledyne Analytical Instruments 104 NDIR Gas Analyzer 3 component analyzer CO CO CH4 gt gt gt Combination of 1st component CO2 2nd component CO and 3rd component CHa 1 component CO2 2 component CO 1st ra
42. 00 10 O0vol 4 21 00 01 00 HSS LOOS Cursor for setting value CH RANGE ZERO N SPA Chi 0 200 ppm 0000 20 NOx 0 2000pem 00000 20 N 0 0 00 2 0 200 200 0 02000 Cal Settings Cal Value icc JI c ic a m oc il ii o ccc coll RE ica 1 0 25 21 00 End of Calibration Concentration Setting Teledyne Analytical Instruments 37 Settings and Calibration Model 7500ZA 4 Enter calibration gas concentration for zero and span Use the UP or DOWN key to increment or decrement the displayed value one digit at a time When the correct number is displayed for that digit use the SIDE key to move to the next digit and repeat the increment decrement process with the UP DOWN keys 5 After setting save the entry by pressing the ENT key The saved value becomes valid with the next calibration event Note Enter calibration parameters settings for each range If a zirconia O2 sensor is installed select 21 00 for the Zero if air is used for calibration and use the concentration listed on the cylinder for the span value After saving the calibration values entered close the Calibration Parameter screen by pressing ESC This will return the display to the previous screen Note Pressing ESC during an entry before pressing ENT will abort the entry
43. 02 9 5 8 9 R 9 9 9 9 8 lt lt lt lt lt lt lt lt lt lt lt lt lt lt Y 1to3 lt lt lt lt lt lt lt lt lt lt lt lt lt 1to3 1to3 1 2 Ch1 CO 2 02 Ch1 CH 2 Ch1 NO Ch2 SO Ch3 02 Ch1 NO Ch2 CO 3 Ch1 COz Ch2 CO Ch3 02 Ch1 CHs 2 Ch3 02 Ch1 CO Ch2 CH Ch3 O2 Ch1 NO Ch2 SOz Ch3 CO Ch4 O2 1 Ch2 CO Ch3 CH Ch4 O2 Ch1 NO 2 5 Ch3 COz Ch4 CO 5 02 Ch1 NOx Ch2 O Ch3 corrected NOx Ch1 SO2 Ch2 O Ch3 corrected SO2 Ch1 CO 2 Ch3 corrected CO Ch1 NOx Ch2 SO Ch4 corrected NOx Ch5 corrected 502 Ch1 NOx Ch2 CO Ch3 O s Ch4 corrected NOx Ch5 corrected CO 1 Ch2 CO Ch3 02 Ch4 corrected CO 502 Ch Oo correcte X CO Ch1 NOx 2 5 Ch4 CO 5 Ch6 corrected NOx Ch7 corrected SO Ch8 corrected CO Ch1 NOx 2 Ch3 corrected NOx Ch4 corrected NOx average 1to3 C 1 502 Ch2 02 Ch3 corrected 502 Ch4 corrected 502 average Ch1 CO Ch2 0 Ch3 corrected CO Ch4 corrected CO average 1to3 Ch1 NOx Ch2 SOz Ch3 02 Ch4 corrected NOx Ch5 corrected 5 Ch6 corrected NOx average Ch7 corrected SO average Ch1 NOx Ch2 CO 3 Ch4 corrected NOx Ch5 corrected Ch6 corrected NOx average Ch7 corrected CO average 1 Ch2 CO Ch3 02 Ch4
44. 1 000ppm 0 1 300mg m 0 2 800mg m 0 1 250mg m 0 2 000ppm 0 2 800mg m 0 5 600mg m 0 2 500mgim oer Ie ppm unit 0 2 500ppm 0 3 300mg m 0 7 1 00mg m 0 3 000mg m NO mg m 1 34 x NO ppm 0 3 000ppm 0 4 000mg m 0 8 500mg m 0 3 750mg m SO mg m 2 86 x SO ppm 0 5 000ppm 0 6 600mg m 0 14 00g m 0 6 250mg m CO mg m 1 25 x CO ppm rjA4A c 4 Teledyne Analytical Instruments 108 NDIR Gas Analyzer 9 4 Outline Diagram lt Analyzer main unit gt Unit mm lt TOP VIEW gt lt FRONT VIEW gt 8 2 45 J Power Switch 463 483 Digital Input output Connector DIO1 to 3 Analog Output Connctor A O Purge Gas Inlet Rc1 4 or NPT1 4 Communication Connector RS485 Sample Gas Inlet 1 4 1 4 Analog Input Connector Sample Gas Outlet Rc1 4 or NPT1 4 x REAR VIEW Fuse EM M4Terminal BlockType Power Inlet 100V to 240V AC 50 60Hz SIDE VIEW M4Terminal BlockType 396 Power Inlet Type 100V to 240V AC 50 60Hz Teledyne Analytical Instruments 109 Specifications Model 7500ZA Blank page Teledyne Analytical Instruments 110
45. 1 10 0 2 20 0 3 25 0 5 50 0 10 50 0 20 50 0 25 50 0 40 50 0 50 52 020 0 500 5000 0 1000 0 2000ppnv2 0 2500 2 0 3000 2 0 5000ppmv2 0 1 10 0 2 10 0 3 10 0 5 25 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 02 010 0 500 5000ppm 0 1000ppm 1 0 2000ppm 2 0 2500 2 0 3000 2 0 5000ppmv2 0 1 10 0 2 20 0 3 255 0 5 50 0 10 100 0 20 100 03 0 25 100 0 40 100 0 50 100 0 70 100 0 100 93 025 0 500 5000ppm 0 1000 1 0 2000ppmv2 0 2500pprv 2 0 3000pprv2 0 5000 2 0 1 10 0 2 20 0 3 25 0 5 25 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 5 020 0 500 5000ppm 0 1000 1 0 2000 2 0 2500ppm 2 0 3000 2 0 5000ppmv29t 0 1 10 0 2 20 0 3 25 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 5 050 0 1000ppm 1 0 2000ppm 2 0 2500ppm 2 0 3000 2 0 5000 2 0 1 10 0 2 20 0 3 25 0 5 50 0 10 50 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 010 020 0 500 5000ppm 0 1000ppm 1 s 0 2000 2 0 2500 2 0 3000 2 0 5000 2 0 1 10 0 2 20 0 2 25 0 5 50 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 0 050 0 1000ppm 1 0 2000ppm 2 0 2500 2 0 3000ppm 2 0 5000 2 0 1 10 0 2 20
46. 1 EXECUTION OF AUTO ZERO CALIBRATION ONLY ONCE 1 In the Setting of Auto Zero Set Auto Auto zero Run Calibration screen that Zero Cal ENT Run Stop appears point the cursor to ESC Cancel Run by pressing the UP or DOWN key Then press Start Time SUN 12 00 Cycle 07 day ENI Flow Time 300 sec 2 Run is highlighted ON OFF OFF displaying a message to confirm execution of auto zero calibration Press the Auto Zero Calibration ENT key to execute the calibration or the ESC key to cancel Time MON 12 34 6 5 2 2 FORCED STOP OF AUTO ZERO CALIBRATION This mode is used to forcibly cancel an auto zero calibration event 1 In the Setting of Auto Zero Calibration screen that Set Auto Auto Zero Stop appears point the cursor to Zero Cal ENT Run Stop Stop by pressing the UP ESC Cancel or DOWN key then press ENT Auto Zero Start Time SUN 12 00 Calibration Stop appears Cycle 07 day when the screen is selected Flow Time 300 sec while auto zero calibration ON OFF OFF is performed 2 Stop is highlighted displaying a message to Auto Zero Calibration confirm the stop of auto zero calibration Time MON 12 34 Press the ENT key to stop the auto zero calibration and the ESC key to cancel not stopped Teledyne Analytical Instruments 58 NDIR Gas Analyzer Settings and Calibration Auto Zero Calibration Screen
47. 2 4 Setting the Component Range for AutoCalibration Teledyne Analytical Instruments 56 NDIR Gas Analyzer Settings and Calibration Setting the Range Cycle 1 to 99 hours or 1to 40 days default 7 days Flow Time 60 to 900 sec default 300 sec Caution When an auto zero calibration starts the measurement screen automatically appears Any operation other than Auto Zero Calibration Stop see Item 6 5 2 is not permitted during auto zero calibration Auto Zero Calibration Stop cannot be performed with the key lock set to ON To forcibly cancel auto zero calibration set the key lock to OFF and then execute Auto Zero Calibration Stop If the auto calibration period and auto zero calibration period overlap the auto calibration is retained ignoring the auto zero calibration of that period When the hold setting is set to ON the hold time for auto calibration contact and measurement value output signal is extended after calibration for gas purging Remote Start A remote start input will begin a calibration event regardless of whether the auto zero calibration is set to ON or OFF d With input hold at least 1 5 sec Remote start input Without input 6 5 2 Forced Run Stop of Auto Zero Calibration Auto zero calibration can be performed just once or auto zero calibration can be forcibly stopped during calibration Teledyne Analytical Instruments 57 Settings and Calibration Model 7500ZA 6 5 2
48. 300 sec displayed ON OFF OFF Description of Auto Zero Settings Time MON 12 34 Start Time Setting for the first calibration event day of the week hour minute Auto Zero Calibration Run ENT YA gt Cycle The period between the vw O00 O start time of one calibration and unit hour day nd uto Zero Calibration Setting Teledyne Analytical Instruments 55 Settings and Calibration Model 7500ZA Flow Time The time required for purging with calibration gas Time required for replacement of sample gas after the calibration is completed Set by calibration gas See the next page ON OFF Turns auto calibration feature ON or OFF To close the Auto Zero Settings screen or to abort the entry midway press the ESC key The previous screen will return Auto Calibration Status Relay Contacts The auto calibration status contact output is closed during auto zero calibration NO side and open during normal operation Example Start Time SUN 12 00 Cycle 12 hour Flow Time 300 sec ON OFF ON For an auto zero calibration using the above settings Sunday Monday Monday 12 00 Cycle 0 00 12 00 EET Zero Replace calibration time _ 300sec 300sec n m GN Auto zero calibration Gas replacement time after calibration is the same as the flow time Flow time In this example Ch1 through Ch5 are enabled as shown in Section 6
49. 8000ppm 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 500 5000ppm 0 1000ppm 1 0 2000ppmv13s 0 2600ppmv 13s 0 3000 1 5000 5 0 1 5 0 220 0 320 0 5 20 0 10 20 0 200 2000ppm 0 260 2500ppm oye on 0 500 5000ppm 0 1000 1 0 2000 1 0 2500 1 0 3000pprv 1 p XM T M imag us 0 2 20 0 259 525 0 10 25 Q00pp 0 2000ppm 0 2 0 1000 1 0 2000ppm 1 0 2500pp 0 3000ppm 1 0 5000ppm 5 0 1 5 0 0 3 20 0 5 20 0 10 20 00 0 1000ppm 1 0 2000ppm 1 0 2500 1 0 3000ppm 1 0 5000 5 0 1 5 920 0 3 25 0 5 25 0 10 25 uem 0 500 5000ppm 0 1000 1 0 2000ppm 1 0 2500ppm 1 0 3000ppm 1 0 5000ppm 5 0 1 5 0 2 20 0 3 25 0 5 50 0 10 5036 0 20 50 0 25 50 0 40 50 0 50 ME EE EM MED MR x MEM 05 0 1000pp 0 2000ppm 1 0 2500pp 0 3000 1 0 5000 5 0 1 5 0 2 5 0 3 25 0 5 25 0 10 50 0 20 50 0 25 50 0 40 50 0 50 em 0 500 5000ppm 0 1000 1 0 2000ppm 1 0 2500ppm 1 0 3000ppm 1 0 5000 5 0 1 1096 0 2 20 0 3 25 0 5 50 0 10 1003 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 0 500 5000ppm 0 1000 1 0 2000ppm 1 0 2500 1 0 3000ppm 1 0 5000 1 0 1 10 0 2 10 0 3 10 0 6 50 0 10 50 0 20 100 0 25 100 0 40 100 0 50 100 0 70 100 0 100 oro 0 500 5000ppm 0 1000
50. Analytical Instruments 19 Installation Model 7500ZA 22222 lt Digital O gt DIO 1 to 3 connector option DIO1 DIO2 DIO3 13 1 connector connector connector M M pn DM D7 14 Di DI5 Digital input FF OV sx Dis DI8 ON 12 to 24V DC D sub 25pins female A 013 016 019 D3 DI6 DI9 DIO 1 to 3 are all as same connector NC com DO1 DO6 0011 NO Contents of digital input signal NC ini s Remote hold com 1 Remote hold NO Average value roset NC Digital output Caer 0 hi cho dol e eld dd A zero cal start NO rating 24V DC 1A Dis Remote range Ch1 NC oi femen enge he om DM Dos vou merce o NO Dig Remote ronge Ch4 NC om DO5 DO10 DO15 9 6 Allocation table of digital input signal o O sign shows the function is valid The function might be invalid depending on the number of measurable components For example DI5 corresponds to 1st component DI6 corresponds to 2nd components Contents of output signal pendent on the Dot Instrument error Instrument error Instrument error Instrument error Instrument error 002 Calibration error Calibration error Calibration error Calibration error Calibration error DO3 Acaletetus Acal status Acal status A cal status The items in the parentheses 004 For
51. C 0 2500ppm None 0 3000ppm 5000ppm 1 2 0 2500 None 0 3000 5000 1 2 0 3000ppm None 0 5000ppm 1 2 0 3000 None 0 5000 1 2 0 5000 None 0 1 2 3 5 0 5000ppm None 0 1 2 3 5 0 1 None 0 2 3 5 10 0 1 None 0 2 3 5 10 0 2 None 0 3 5 10 20 0 2 None 0 3 5 10 20 0 3 None 0 5 10 20 25 0 3 None 0 5 10 20 25 0 5 None 0 10 20 25 40 50 0 5 None 0 10 20 25 40 50 0 10 None 0 20 25 40 50 70 100 0 10 None 0 20 25 40 50 70 100 0 20 None 0 25 40 50 70 100 0 20 None 0 25 40 50 70 100 0 25 None 0 40 50 70 100 0 25 None 0 40 50 70 100 0 40 None 0 50 70 100 0 40 None 0 50 70 100 0 50 None 0 70 100 0 50 None 0 70 100 0 70 None 0 100 0 70 None 0 100 0 100 None 0 100 None Teledyne Analytical Instruments 101 Model 7500ZA 2 component analyzer NO SO2 2 component analyzer NO CO 1st range 2nd range max 1st range 2nd range max 1st range _ 2nd range max 0 300 0 500 0 500 0 5000 0 5000ppm None 0 5000ppm None The 2nd component should The 2nd component should be selected as shown in the be selected as shown in the right table right table 2 component analyzer str
52. C key The previous screen will return y 5 Select Ch No with UP DOWN and ENT Back with ESC bRangel U 2UU O2 pRange 0 25 volt 2009 uU dq ZERO Cal Select Ch No with UP DOWN and ENT Back with ESC 0 200 00 vol ges 95 OOvol f ENT Go on calibration of selected Ch ESC Not calibration E Wi 0 20 NOx Range EM 0 20 502 200 Ch3 10 O0vol iQ 0 34 Range 0 20 Odvol Ch4 pRangel 0 200 11 CO Range 0 1000 ppm Ch5 Rangel 0 10 0 17 O2 Range 0 25 0000110 2009 To Measurement screen after executing Manual Zero Calibration 4 Teledyne Analytical Instruments 73 and Calibration Model 7500ZA 6 8 2 Span Calibration The Model 7500ZA requires periodic span calibration at or near the full scale value on the range of interest It requires a prepared standard gas containing a known concentration of the measured species For span calibration gas on the NOX SO CO and CH channels TAI recommends using a gas source containing 90 100 of the measured species in a background known to be compatible with the instrument For the oxygen channel with units that include a built in sensor use a prepared standard gas with an concentration of 90 to 100 full scale on the anticipated measuring range If the instrument is fitted with an exte
53. D display superior accuracy and a multitude of functions suitable for applications such as Combustible gas emissions from boilers or incinerators Steel gas analysis blast furnace steel converter thermal treatment furnace sintering pellet equipment etc e Coke furnace Storage and maturity of vegetable and fruit Biochemistry microbe fermentation e Air pollution monitoring incinerator exhaust gas desulfurization denitration automotive emission excluding tester Disaster prevention detection of explosive gas and toxic gas combustion gas analysis of new building material e Agricultural Chemical analysis petroleum refinery plant petroleum chemistry plant gas generation plant Environmental analysis e Physical and chemical research Teledyne Analytical Instruments Introduction Model 7500ZA 1 2 Typical Applications The Model 7500ZA is a microprocessor based analyzer with a large LCD display superior accuracy and a multitude of functions suitable for a variety of applications including Combustible gas emissions from boilers or incinerators Steel gas analysis blast furnace steel converter thermal treatment furnace sintering pellet equipment etc Coke furnace Storage and maturity of vegetable and fruit Biochemistry microbe fermentation Air pollution monitoring incinerator exhaust gas desulfurization denitration automotive emission excluding tester Dis
54. Gas Flow rate Temperature Pressure Dust Mist Moisture Corrosive component Standard gas for calibration 0 5L min 0 2L min 0 to 50 C 10 kPa or less Gas outlet side should be at atmospheric pressure 100 ug Nm3 or less in particle size of 0 3 um or less Not allowed For sample gases NO SO2 CO 0 200 ppm range less than 2 C saturation point For most other sample gases less than standard room temperature saturation point 1 ppm or less 1 Infrared ray measurable component standard Zero gas Dry Span gas Each sample gas having concentration 90 to 100 of its measuring range recommended For external zirconia sensor use the same calibration gas line Teledyne Analytical Instruments 99 Specifications Model 7500ZA Zero gas Dry air or atmospheric air Do not use with measurement Span gas For other than O2 measurement each sample gas having concentration 90 to 100 of its measuring range For O measurement gas of 1 to 2 vol remainder gas 2 Reverse range O2 measurement Zero gas 100 01 O2 Span gas For O2 measurement gas of 95 0 95 5vol remainder gas For reverse range O2 measurement infrared measurable component is not measurable 9 1 7 Installation Requirements Indoor use Select a place where the equipment does not receive direct sunlight draft rain or radiation from hot substances If suc
55. Instruments 91 Specifications Model 7500ZA Power Supply Voltage rating 100V to 240V AC Allowable range 85V to 264V AC Frequency 50Hz 60Hz Power consumption 100VA max Operating Conditions Ambient temperature 5 C to 45 C 40 C max when 2 optical system at 200V AC power source Ambient humidity 90 RH max non condensing Storage Conditions Ambient temperature 20 C to 60 C Ambient humidity 100 RH max non condensing Dimensions H W x D 133 x 483 x 382mm Mass Approx 9 kg Enclosure Steel casing for indoor use Material for Wetted Parts Gas inlet outlet SUS304 Sample cell SUS304 chloroprene rubber Infrared ray transmitting window CaF Internal piping Toaron Teflon Polypropylene Paramagnetic sensor cell SUS316 Fuel cell sensor cell ABS resin Gas inlet outlet 1 4 or NPT 1 4 internal thread Purge gas flow rate 1L min when required Life time of Fuel Cell O Sensor 2 years Teledyne Analytical Instruments 92 NDIR Gas Analyzer Specifications 9 1 2 Standard Functions Output Signal Hold Output signals are held unchanged during manual and auto calibrations when HOLD function is ON The values held are those just before start of calibration mode or setting value User selectable Indication of instantaneous values will not be held Range Switching Range switch function is available in manual auto and remote modes Only preset switch method
56. Rangel 0 10 12 0 00 with UP DOWN and ENT Back with ESC y Range 0 200 gie Range 0 100 Ch5 Range 0 10 1 pRange 1 25 000014 SPAN Cal ENT Go on calibration of selected Ch ESC Not calibration Chi pRangel 0 200 00 2 0 20 To Measurement screen after executing Manual Span Calibration 74 NDIR Gas Analyzer Maintenance 7 Maintenance 7 1 Daily Check 1 Zero calibration and span calibration 1 Perform zero calibration For the calibration procedures refer to Section 6 8 1 Zero calibration 2 Following the zero calibration perform a span calibration For the calibration procedures refer to Section 6 8 2 Span calibration 3 Zero span calibration should be carried out once a week or as required 2 Flow rate check 1 Sample and purge gas flow rates are as follows Sample gas flow 0 5L min 0 2L min Purge gas flow About 1L min 2 Instrument checks and maintenance should be carried out every day as required Teledyne Analytical Instruments 75 Maintenance Model 7500ZA 7 2 Daily Check And Maintenance Procedures Table 7 1 Maintenance and Check Table Indication value Indication values are 1 Dust contamination in 1 Clean the sampling cell too low sampling cell In addition check sampling Indication values are devices
57. When the key lock is ON the Auto Calibration Stop is locked out as well To stop Auto Calibration forcedly set the key lock to OFF and then execute Auto Calibration Stop Teledyne Analytical Instruments 54 NDIR Gas Analyzer Settings and Calibration 6 5 Setting Auto Zero Calibration 6 5 1 Auto Zero Calibration Zero calibration can be performed automatically using the settings applied in this screen The channels for which auto calibration is to be performed are determined by the auto calibration settings described in Section 6 2 4 Before changing any of the auto zero calibration settings set the auto zero calibration to OFF 1 Enter the Set Auto Zero Cal Select setting item screen from the user mode The screen shown at the right will SPESE B Start Time SUN 12 00 2 Use the UP or Down keys to Cycle Of day move the cursor to the desired Flow Time 300 sec item and press the ENT key In ON OFF OFF the Set Auto Zero screen that appears set the desired parameter using use the UP or Time MON 12 34 Auto Zero Calibration Run DOWN key to increment decrement the value IL X A A and the SIDE key to move to the O O O next digit or field Set Start Time After the setting is correct press the ENT key to save the settings The next auto zero calibration 2 Start Time 12 00 Press the Sor the 5 key and will use the entered values Cycle Or day RCE RS Flow Time
58. YTICAL INSTRUMENTS al 5 n i 15 463 1 Power switch 2 Display operation panel Figure 2 1A Model 7500ZA Front Panel 4 Teledyne Analytical Instruments 4 NDIR Gas Operation 10 Analog output connector D sub25 pin 9 Communication connector RS 485 8 External input connector 3 Purge gas inlet 4 Sampling gas inlet 5 Sampling gas outlet f 1 Power switch 6 Fuse 7 Power inlet 7 Power terminal block 11 Digital input output connector DIO1 to 3 D sub25 pin Figure 2 1B Model 7500ZA Rear Panel Used for ON OFF the analyzer 2 Display operation panel Liquid crystal display and keys for setting various functions 3 Purge gas inlet 4 Sampling gas inlet 5 Sampling gas outlet For connecting to the purge gas tube For connecting to the measuring gas tube For connecting to the exhaust line Fuse inside 7 Power 8 External input connector For connecting to the power supply line For connecting to the output of externally installed O2 analyzer 9 Communication connector RS 485 connector for communication 10 Analog output connector D sub25 pin Connector for the analog output 11 Digital input output connector D sub25 pin Connector for the digital input output
59. ailable to the user Display unit 7 TELEDYNE ANALYTICAL INSTRUMENTS A Operation panel 5 1 Front Panel Description Display unit The measurement screen and the setting items are displayed Operation panel The operator interface panel is shown below 7 ZERO key _ 8 SPAN key P d 1 MODE O P _ 4 DOWN key 2 SIDE key cy O 3 UP key ESC ENT _ 1 6 ENTER key 5 ESCAPE key 0 Cr af Teledyne Analytical Instruments 27 Display and Operation Panels Model 7500ZA moving the cursor and to increase the numeral value Name Description Name Description 1 MODE key Used to switch the mode b ESC Used to return to the previous screen or cancel the setting midway 2 SIDE key Used to change the selected item by 6 ENT key Used for confirmation of moving the cursor and the numeral lected it digit selected items or values and for execution of calibration 3 UP key Used to change the selected item by 7 ZERO key Used for zero calibration 4 DOWN key Used to change the selected item by moving the cursor and to decrease the numeral value 8 SPAN key Used for span calibration Teledyne Analytical Instruments 28 NDIR Gas auc iiid Display and operation Panels 5 2 Overview of Display and Operation Panels
60. am below Teledyne Analytical Instruments 15 Installation Model 7500ZA 1 Power Supply standard terminal 1 to 2 Connect the power supply to the power terminal and connect the ground wire to the grounding terminal standard terminal 3 Be sure to provide a protective earth connection Use solderless terminals for M4 for connection to the terminals power and earth See the figure below For the infrared gas analyzer install an accessory ferrite core to the power supply terminal stand side on the AC power supply wiring line See below lt Terminal block for power supply gt lt Power inlet gt PE N L 3 1 Alelelelel 919191911 JL Attached ferrite core E i A eee t Power inlet AC100 to 240V Earth cable Grounding 2 pole plug CAUTION AFTER WIRING IS COMPLETE BE SURE TO REPLACE THE PROTECTIVE COVER OVER THE TERMINAL BLOCKS Note Avoid installing this instrument near an electrical unit high frequency furnace or electric welder that generates electrical noise If using the instrument near such a noise generating unit is unavoidable use a different power line Mount a noise suppressor such as varistor or spark quencher to the noise x i Main unit generating unit when power supply source of noise is due to o9 relays or solenoid valves See accompanying figure Varistor or spark quencher Install co
61. ange 2ndrange 1st range 2nd range max 0 1000 ppm 0 250 2500ppm 0 300 2500ppm 0 500 2500ppm 0 1000 2500ppm 0 2000 2500ppm 0 2500pp 0 200ppm 0 2000 0 250 2500ppm 0 300 2500ppm 0 500 5000ppm 0 10005000 0 2000 5000ppm 0 2500 5000ppm 0 3000 2 0 5000 3 0 1 3 0 2 3 ppm ppm 0 2000 5000ppm 0 2500 5000ppm D 0 5000pp 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 500 5000 0 1000ppm 1 0 2000 2 0 2 0 3 10 0 5 50 0 10 50 0 20 50 0 25 50 0 40 50 0 50 0 500 5000ppm 0 1000ppm 1 0 2000pp 0 2500 0 3000 0 000pp 5 0 1 10 0 2 10 0 3 25 0 5 50 0 10 5056 0 20 50 0 25 50 0 40 50 0 50 0 2000ppm 2 0 2500 2 0 3000 2 0 5000ppm 5 0 1 10 0 2 10 0 3 25 0 5 50 0 10 50 0 20 50 0 25 50 0 40 50 0 50 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 500 5000ppm 0 1000ppm 1 0 2000 2 0 2500 2 0 3000ppm 2 0 5000ppm 5 0 1 10 0 2 10 0 0 5 50 0 10 5036 0 20 50 0 25 50 0 40 50 0 50 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 2000 2 0 2500ppm 2 0 3000ppm 2 0 5000pprv5 0 1 10 0 2 10 0 3 25 0 5 50 0 10 50 0 20 50 0 25 50 0 40 50 0 50 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 500 5000 0 1000ppm 1 0 2000 2 0 2500 2 0 3000 2 0 5000ppm 5 0 1 10 0 2 10 0 0 10 100 0 20 100 0 25 100 0 40 100 0 50 100
62. as as the sample gas component is contained in the atmospheric air at the installation site In such cases the analyzer housing should be purged with the instrument air or dry No The purge flow rate should be set to about 1L min The purge gas must be free of dust and moisture 3 4 5 Pressure at Sample Outlet Pressure at the sample gas outlet should be atmospheric pressure Make sure there are no kinks or obstructions in the exhaust line Teledyne Analytical Instruments 13 Installatio n Model 7500ZA 3 4 6 Example Configuration of Sample System The following illustrates a typical sample system configuration for five component gas measurement monitoring a combustion exhaust gas from boiler refuse incinerator etc Contact TAI for other system configurations to match your specific application 2 Mist filter 4 Gas aspirator 2 way 3 Safety drain trap Infrared gas analyzer main frame O2 Name Description Name Description 1 Gas extractor Gas extractor with a heating type stainless steel filter of standard mesh 40um 8 Flowmeter Adjusts and monitors the flow rate of the sample gas 2 Mist filter Removes drain mist and dust 3 Safety drain trap The safety drain trap is divided into two spaces for positive and negative pressure It monitors and adjusts the sample
63. aster prevention detection of explosive gas and toxic gas combustion gas analysis of new building material Agricultural Chemical analysis petroleum refinery plant petroleum chemistry plant gas generation plant Environmental analysis Physical and chemical research Teledyne Analytical Instruments NDIR Gas ALL VEGAS Items Included with AMEN CES Items included with the Analyzer 2 1 Confirmation of delivered items The following items are included with you analyzer Analyzer Fuse 2pcs Std IEC127 2 05x20 mm 250V 2A SB Analog Output Connector 1 25 pin D sub male M2 6x4 mm Instruction Manual External Input Connector 1 External O2 External Zirconia Sensor as specified Digital Input Connector 3 max with the no of DIO when digital I O function is specified Teledyne Analytical Instruments Items Included with Analyzer Model 7500ZA ei RS 484 Connector 1 when provided with communications y function d d 9 pin D sub connector male M2 6 x 4 mm Ferrite Core 1 for power cable When terminal block for power supply is specified Power Supply Cord 1 when power input is specified 2 2 Name and Description of Analyzer The operator interface is shown in Figure 2 1A and the various connections to the instrument are shown in figure 2 1B unit mm e TELEDYNE ANAL
64. ation other than Stop Auto Calibration see Item 6 4 2 is not permitted during auto calibration Stop Auto Calibration cannot be performed with the key lock to ON To force a cancel of the auto calibration set the key lock to OFF and then execute Stop Auto Calibration Turn power OFF and then ON again at the time set as the next start time in auto calibration and then repeat it in the set cycle Remote Start Whether the auto calibration is set at ON or OFF an auto calibration is always available via a remote start input al With input hold at least 1 5 sec Remote start input Without input 6 4 2 Forced Run Stop Of Auto Calibration Auto calibration can be performed just once or forcibly stopped while the calibration is in process 6 4 2 1 EXECUTION OF AUTO Sel Auto Cal Eus und d CALIBRATION ONLY ONCE ESC Cancel 1 In the Set Auto Cal screen move the cursor Start Time SUN 12 00 to Auto Cal Run using Cycle Of the UP or DOWN key Flow Time then press ENT ON OFF OFF 2 Run is highlighted Time MON 12 34 displaying a message to Teledyne Analytical Instruments 52 NDIR Gas Analyzer Settings and Calibration confirm the execution of auto calibration Press the ENT key to execute the auto calibration or press the ESC key to cancel 6 4 2 2 FORCED STOP OF AUTO CALIBRATION Set Auto Cal Auto Cal Stop ENT Run Stop This mode is used to stop the ESC Cancel
65. auto calibration forcibly Start Time SUN 12 00 Cycle 07 day 1 In the Set Auto Cal screens Flow Time 300 sec point the cursor to Auto ON OFF OFF Calibration Stop using the ime MON 12 34 UP or DOWN key Then press ENT Auto Calibration Stop appears when this screen is selected while auto calibration is performed 2 Stop is highlighted displaying a 05 message to confirm the stop of auto 03 calibration Press the ENT key to stop the Be 0000 auto calibration or press the ESC key to E cancel the stop auto cal action 4 T M 0 0 2102 Auto Calibration screen Example Esran ca 9 0 8 FQ 0 0 When Ch 1 and Ch2 are enabled for auto calibration see Section 6 2 4 3 0 0 0 Zero calibration J 0 0 A message Zero cal blinks at Ch1 and 0 00 Ch2 Chl span calibration A message Span cal blinks at Chl NOx 00 10 200 ppm e Ch2span calibration SPAN cal 95 A message Span cal blinks at Ch2 Hc 000 AS 00 0 0 0 vois Teledyne Analytical Instruments 53 Settings and Calibration Model 7500ZA Caution AN During an auto calibration all key operations are not permitted other than key lock ON OFF and Auto Calibration Stop
66. cess Using this instrument to analyze any other gas mixture may result in interference and possible measurement error Consult the factory for additional information for gas analysis not specified at the time of purchase Instrument Serial Number NO C S02 C CO2 L L CH4 C 02 C Built In External Measurable Species Fuel Cell C L zo O Oo Range 1 Range 2 Span Gas 1 Span Gas 2 Zero Gas Background Teledyne Analytical Instruments Model 7500ZA Safety Messages Your safety and the safety of others is very important We have provided many important safety messages in this manual Please read these messages carefully A safety message alerts you to potential hazards that could hurt you or others Each safety message is associated with a safety alert symbol These symbols are found in the manual and inside the instrument The definition of these symbols is described below GENERAL WARNING CAUTION Refer to the instructions for details on the specific danger These cautions warn of specific procedures which if not followed could cause bodily Injury and or damage the instrument CAUTION HoT SURFACE WARNING This warning is specific to heated components within the instrument Failure to heed the warning could result in serious burns to skin and underlying tissue WARNING ELECTRICAL SHOCK HAZARD Dangerous voltages appear w
67. close the Auto Calibration Settings screen or to abort the entry midway press the ESC key The previous screen will return Auto Calibration Operation Auto calibration is performed under the following rules 1 Note Zero calibration is performed at the same time for the Ch component in which enable is selected at the time of auto calibration and auto zero calibration Span calibration is performed in the order from smallest Ch No for the Ch component that have enable set in the Auto Calibrations Setting screen ZERO calibrations for components which have been set to enable in the Auto Calibration Settings screen above are performed in batch irrespective of the description in 6 2 2 Manual Zero Calibration Teledyne Analytical Instruments 43 Settings and Calibration Model 7500ZA 6 3 Alarm setting Alarm Setting Select Alarm No or Hysteresis setting 6 3 1 Setting Alarm Parameters The High Low limit concentration alarms are user adjustable Five different alarm contact outputs can be used The setting range is O 100 full scale for each range To change the alarm setting set the alarm ON OFF setting to OFF and then change the Hysteresis 00 XFS value LSAS Select an item with UP DOWN and ENT Back with ESC 1 Enter the Alarm Setting screen from the user mode The screen shown on the right will display Use the UP or DOWN keys to move the cursor to the
68. d be cut as short as possible for optimum response About 4 mm inner diameter is recommended Teledyne Analytical Instruments 9 Installation Model 7500ZA Entry of dust into the instrument may result in poor performance Use clean tubing and couplings Purge gas inlet Sampling gas inlet 1 Sampling gas outlet 1 Sample inlet Sample outlet Purge gas inlet Attach clean dry sample gas to the inlet port Note that the calibration gases zero and span also connect to this port Input gas flow t should be constant within the range of 0 5 L min 0 2 L min Attach tubing for exhausting sample or calibration gases The exhaust line should be directed to an appropriate safe vent depending on the nature of the sample calibration gas used Used to connect a purge gas for purging the internal housing of the analyzer Use dry or instrument air for purge gas Flow rate is 1L min or more Keep dust or moisture mist from entering the purge line CAUTION THIS INSTRUMENT IS DESIGNED TO HANDLE HAZARDOUS GASES WHENEVER A FITTING IS OPENED USE A NEW FERRULE AND CONE TO SECURE A GAS TIGHT SEAL EACH FITTING MUST BE LEAK CHECKED WHENEVER A CONNECTION HAS BEEN OPENED OR DISTURBED IN ANY MANNER The internal piping diagram for the Model 7500ZA is shown below 4 Teledyne Analytical Instruments 10 NDIR Gas Analyzer Instalation Optical unit 2 IR Unit 2 Optical unit
69. d in accordance with the information contained within this manual It is the customer s responsibility to ensure safety especially when combustible gases are being analyzed since the potential of gas leaks always exist The customer should ensure that the principles of operating of this equipment is well understood by the user and that the instrument as well as any approved support equipment is properly installed Misuse of this product in any manner tampering with its components or unauthorized substitution of any component may adversely affect the certification and the safety of this instrument Since the use of this instrument is beyond the control of Teledyne no responsibility by Teledyne its affiliates and agents for damage or injury from misuse or neglect of this equipment is implied or assumed Teledyne Analytical Instruments xvi NDIR Gas Analyzer Introduction Introduction 1 1 Overview The Model 7500ZA is designed to measure the concentration of NO SO2 CO and CH in a sample gas based on the principle that different atomic molecules have a different absorption spectrum in the infrared band and the intensity of absorption is determined by the Lambert Beer law When equipped with the optional sensor the Model 7500ZA is capable of measuring up to 5 components simultaneously or up to 4 components if sensor is not installed The Model 7500ZA is a microprocessor based analyzer with a large LC
70. desired Alarm No or hysteresis Then press BE Channel Chi ENT H Limit Range 1 200 0 ppm 2 After selecting the alarm the screen 2 2000 ppm shown at the right will display Use the ER et 2 UP or DOWN keys until the cursor is ns Kind of Alarm High aligned with the desired item and press ON OFF OFF ENT 4 6 0 Cursor for setting value Select an item with UP DOWN and ENT with ESC Set the values so that H limit value gt L limit value and that H limit value L limit value gt hysteresis Note In the case where reverse range O2 measurements are used set the values so that L limit value gt H limit value When 0 is set the alarm is inactive After setting the parameters press ENT to save the settings To close the Alarm Settings screen or to abort the entry midway press the ESC key The previous screen will return 2 Channel H Limit Range 1 Range 2 L Limit Range 1 Range 2 Kind of Alarm ON OFF Ch 1 800 0 ppm 2000 ppm 000 0 ppm 0000 ppm High OFF Ws 6 5 End of Alarm Setting 4 Teledyne Analytical Instruments 44 NDIR Gas Analyzer Settings and Calibration Alarm Setting Descriptions The alarm contact number can be assigned to any channel Channels can also have multiple alarms assigned to them Channel Channel setting targeted for alarm H Limit value Sets the high limit value concentration for alarm
71. e instantaneous value range switch settings Same as for RR or AR To return to the previous screen press the ESC key If ESC is pressed in the middle of an entry or before the ENT key was pressed to accept a setting it will reject the current selection and return you the display to the previous screen without making the changes 6 1 3 Range Identification Contacts Switch Range Select method of Switch ranges Rangel Range 0 2000 ppm Range 0 200 0 ppn Range 0 2000 ppm Ch3 Rangel 0 10 00 vol CO2 Range 0 20 00 vol Ch4 b Rangel 0 200 0 ppm CO Range 0 1000 ppm Ch5 Rangel 0 10 00 vol O2 Range 0 25 00 vol ae Swtich Range Select range wi th UP DOWN and ENT Back with ESC Rangel 0 200 0 ppn Range 0 2000 Range 0 200 gt Range 0 20 gt rangei 0 10 Range 0 20 b Rangel 0 200 Range Range 0 10 gt Range 0 25 00 vol LOOO End of Range Switch The contacts for range identification on each channel are closed when Range 1 is active and open when Range 2 is active If the measurement value is held by a remote contact input or during calibration and range switch conditions are met the contact status will change only after the hold condition is removed 4 Teledyne Analytical Instruments 36 NDIR Gas Analyzer Settings and Calibration 6 2 Calibration Setting This mode is used
72. e peak number of times CO concentration exceeds the upper limit value during measurement reaches the set number an alarm is provided The peak alarm and this setting screen appear only when an option is added 1 Press the MODE key while in the Measurement mode and the User mode appears 2 Using the UP or DOWN keys move the cursor to Setting of Peak Alarm Then press ENT 3 In the Peak Alarm Setting selection screen that appears point the cursor to any item you want to set using the UP or DOWN key Then press ENT 4 Enter numeric values using the UP or DOWN keys The setting will be saved after pressing the ENT key Description of Setting Items Peak Alarm ON OFF of peak alarm Alarm Value If measuring value exceeds the set alarm value a peak counter increments by 1 time Alarm Count When the alarm value is exceeded this many times per hour the peak count alarm is activated closed Hysteresis prevent possible chattering when the measuring value may exceed the set peak concentration by only 1 time the peak count has an allowance in the hysteresis width y User Mode Select an item with UP DOWN and ENT Back with ESC Switch Ranges Calibration Parameters Alarm Setting Setting of Auto Calibration Setting of Auto Zero Calibration 2 Setting of Peak Alarm Parameter Setting 15 6 5 Peak Alarm Select setting item D Peak Alarm OFF Alarm Value 0500 ppm Alarm Coun
73. eration 4 1 Preparation for operation Tube and wiring check e Double check if tubes of the gas sampling and exhaust ports are correctly connected e Double check for proper wiring 4 2 Warm up Operation and Normal Operation 1 Operation Procedure 1 Turn ON the power switch on the left side when facing the front panel of the analyzer unit The measurement screen will appear on the front display panel in a few seconds 2 The instrument warm up time is about 4 hours after which the instrument will produce an accurate measurement Note During the warm up stage the concentration reading may be above the upper range limit When this occurs the indication will display as a series of four dashes However this is not an error 3 During the warm up period you can set the various instrument parameters as described in Section 6 Setting and Calibration 4 After the warm up period perform the zero span calibration as described in Section 6 8 Calibration 5 After calibrating the analyzer introduce sample gas into the analyzer and allow the lines to purge before accepting the measurement value Teledyne Analytical Instruments 25 Installation Model 7500ZA Blank page Teledyne Analytical Instruments 26 NDIR Gas ULL Las Display and Cperalion Panels Display And Operation Panels This section describes the display unit and operation panel on the Model 7500ZA as well as the various functions av
74. ess the UP or DOWN key to select the desired mode Then press the ENT key to confirm the selection If is selected the cursor moves to Range Switch Select an ite with UP DOWN Back with ESC m and ENT CS Switch Ranges Calibration Parameters Alarm Selling Setting of Auto Calibration Selting of Auto Zero Calibration Selting of Peak Alarm Parameter Setting IL A Select Ch No with UP DOWN and ENT Back with ESC Switch Range 0 MR Range 0 25 00 vol v OO O Switch Range Select method of Switch ranges with UP DOWN and ENT Back with ESC gt Range switch or previous screen Teledyne Analytical Instruments 35 Settings and Calibration Model 7500ZA 6 1 2 Manual Range Mode The analysis range for the measured component can be switched manually as follows 1 Select MR as range switch mode and then press the ENT key 2 Using the UP DOWN keys move the cursor to the desired range selection The highlighted arrow indicates the currently selectable range 3 Select it by pressing the ENT key and analysis will be carried out in that range Note If RR or AR is selected as range switch mode this operation cannot be performed The ranges for correction value O correction average value and average value are automatically switched according to th
75. g work with the cover of the analyzer open for maintenance and check be sure to purge completely not only within the analyzer but also measuring gas lines using nitrogen or air Otherwise poisoning fire or explosion may result due to gas leakage Teledyne Analytical Instruments viii N DIR Gas Analyzer CAUTION Be sure to observe the following to perform work safely avoiding electric shock or injury Remove the watch and other metallic objects before work Do not touch the instrument with wet hands If the fuse is blown eliminate the cause and replace it with the one of the same capacity and type Otherwise electric shock or accidents may result Do not use replacement parts other than those specified by the manufacturer Otherwise intended performance may not be achieved and accidents or failures may result Dispose replacement parts such as maintenance parts as incombustibles according to the local waste disposal regulations Teledyne Analytical Instruments ix Model 7500ZA Table of Contents Specific Model Information Safety Messages 5 enisi nn tuae eek doa dino sanan Additional Caution on Safety corra e eec cine rere Eist of rv X Introductio TTE TIT I DL 1 1 Overview 1 2 Typical
76. ge the time value and then press ENT to save the value When OFF is selected the backlight always remains on and does not automatically turn off Contrast The LCD Contrast is user adjustable With the contrast function highlighted use the UP or DOWN keys to move the slider representing the contrast When satisfied press the ENT key to save the setting Maintenance Mode Parameter Select ON or OFF Current Time 12 0441 WED 13 50 Key Lock OFF Output Hold ON Previous value Response Time Average Period Backlight Timer 5 min Contrast To Maintenance Mode 0000 Parameter Select ON or OFF Current Time 12 0141 WED 13 50 Key Lock OFF Output Hold ON Previous value Response Time Average Period Backlight Timer ON 5min Contrast To Maintenance Mode 0000 Enter the password and then press the ENT key to enter the maintenance mode The password can be set using the password setting screen from Other Parameter Password Set function while in the maintenance mode The next section describes in detail the functions available in maintenance mode The default password is set at the factory to 0000 You can enter the maintenance mode with this value before changing the password in maintenance mode to one of your choosing Teledyne Analytical Instruments 67 Settings and Calibration Model 7500ZA 6 7 Maintenance Mode This mode is used to check sensor input values display of error log o
77. h a place cannot be found a roof or cover should be prepared for protection Avoid sites where unit receives heavy vibration Select a site where atmospheric air is clean Teledyne Analytical Instruments 100 NDIR Gas Analyzer panaon 9 2 Table 1 Measurable Component and Range Avail ability Check Table Procedure for range selection One component analyzer 1 than two components analyzer 1 First determine Ist range then select 2nd range from the corresponding right column The 2nd range in the tables for two and more components is maximum available range 2 Select the 2nd range less than or equal to the 2nd range max 1 component analyzer CO 1 component analyzer NO 1st range 2nd range 1st range 2nd range 0 200ppm None 0 250ppm 300ppm 500ppm 1000ppm 2000ppm 0 200ppm None 0 npn en m emt 0 250 None 0 300ppm 500ppm 1000ppm 2000ppm 2500ppm 0 2 0 300 None 0 500ppm 1000pp 000ppm 2500pp 0 500 None 0 1000pp 2000pp 2500pp 000ppm 5000pp 0 1000 None 0 2000ppm 2500ppm 3000ppm 5000ppm 1 0 2000 None 0 2500ppm 3000ppm 5000ppm 1 2 0 2500ppm None 0 3000pp 000ppm 196 296 pp 0 3000ppm None 0 5000ppm 1 2
78. he cover before transporting the analyzer Transportation in unstable state may result in injury Teledyne Analytical Instruments vi NDIR Gas Analyzer The gas analyzer is heavy To transport the analyzer please use a hand cart or equivalent Avoid carrying analyzer by hand as much as possible Doing so may cause injury Take care not to let cable chips and other foreign objects enter the unit during installation work Otherwise fire failure or malfunction may result Caution on piping Be sure to observe the following DANGER precautions while installing piping Improper piping may result in gas leakage If the leaking gas contains a toxic component serious accidents may result If it contains combustible gases explosion or fire may result Connect pipes correctly referring to the instruction manual Discharge the exhaust gas outdoors to prevent it from remaining within the sampling device or indoors Relieve the exhaust gas from the analyzer to the atmospheric pressure to prevent buildup of undesirable pressure to the analyzer Otherwise piping within the analyzer may be disconnected resulting in gas leakage Use pipes and pressure reducing valves to which no oil grease is attached to the piping Otherwise fire may result Caution on wiring Be sure to turn off the power before DANGER installing wiring Otherwise electric shock may result Be sure t
79. he timing for flowing zero gas in an auto Zero calibration is user settable from 60 to 900 seconds in increments of 1 second High Low Limit Alarm Alarm contact output turns on when measurement value reaches the preset high or low limit alarm value Contacts close when the instantaneous value of each channel exceeds the high alarm limit value or falls below the low alarm limit value Instrument Error Contact Output Contacts turn on when analyzer error No 1 2 3 or 10 occurs Calibration Error Contact Output Contacts turn on at occurrence of manual or auto calibration errors from 4 9 Auto Cal Status Contact Outputs Contacts turn on during auto calibration O2 Correction Correction of measured NO SO and CO gas concentrations into values at reference O concentration Teledyne Analytical Instruments 95 Specifications Model 7500ZA Correction formula 21 5 21 05 Sample gas concentration after correction Cs Measured concentration of sample gas Measured concentration Limit setting 1 to 20 Reference concentration value changeable by setting 0 19 Average value after correction and average value calculation Average Value Resetting Communication Function The result of correction or instantaneous value can be output as an average value over the preset period of time Moving average method is used Sampling interval is
80. in which defects become apparent within one year from the date of shipment except in cases where quotations or acknowledgements provide for a shorter period Components manufactured by others bear the warranty of their manufacturer This warranty does not cover defects caused by wear accident misuse neglect or repairs other than those performed by Teledyne or an authorized service center We assume no liability for direct or indirect damages of any kind and the purchaser by the acceptance of the equipment will assume all liability for any damage which may result from its use or misuse We reserve the right to employ any suitable material in the manufacture of our apparatus and to make any alterations in the dimensions shape or weight of any parts in so far as such alterations do not adversely affect our warranty Important Notice This instrument provides measurement readings to its user and serves as a tool by which valuable data can be gathered The information provided by the instrument may assist the user in eliminating potential hazards caused by his process however it is essential that all personnel involved in the use of the instrument or its interface with the process being measured be properly trained in the process itself as well as all instrumentation related to it The safety of personnel is ultimately the responsibility of those who control process conditions While this instrument may be able to provide early warning of immi
81. ion feature Teledyne Analytical Instruments 21 Installation Model 7500ZA Zero calibration Calibration end Zero calibration output Calibration gas flow of Ch1 to 5 span calibration output ot Output hold function Output signal hold Wih holi ON setting Hold extension time Span calibration SPAN When selecting Calibration end Ch2 using SS DOWN and UP Zero calibration output LS _ Ch1 span calibration Ch2 span li calibration Calibration gas flow Hold extension time Output hold function Output signal hold 1 2 4 with hold ON setting Note The hold extension time depends on the gas flow time of the automatic calibration settings 2 Automatic calibration See also Section 6 4 Automatic Calibration Settings Automatic ih vati Ch1 span Ch3 span ee calibration calibration span Z librati Ch2 span Ch4 span calibration calibration calibration Zero calibration output 350s Ch1 span calibration output Ch1 span gas Ch span calibration output 350s Ch3 span calibration output Ch4 span calibration output i Ch5 span calibration output Automatic calibration contact Output hold function with hold ON setting Hold extension time Teledyne Analytical Instruments 22 NDIR Gas Analyzer Instalation Blank page Teledyne Analytical Instruments 23 NDIR Gas Analyzer Operation Op
82. ithin this instrument This warning is specific to an electrical hazard existing at or nearby the component or procedure under discussion Failure to heed this warning could result in injury and or death from electrocution Technician Symbol All operations marked with this symbol are to be performed by qualified maintenance personnel only NOTE Additional information and comments regarding a specific component or procedure are highlighted in the form of a note No Symbol CAUTION THE ANALYZER SHOULD ONLY BE USED FOR THE PURPOSE AND IN THE MANNER DESCRIBED IN THIS MANUAL Teledyne Analytical Instruments iv NDIR Gas Analyzer IF YOU USE THE ANALYZER IN A MANNER OTHER THAN THAT FOR WHICH IT WAS INTENDED UNPREDICTABLE BEHAVIOR COULD RESULT POSSIBLY ACCOMPANIED WITH HAZARDOUS CONSEQUENCES This manual provides information designed to guide you through the installation calibration operation and maintenance of your new analyzer Please read this manual and keep it available Occasionally some instruments are customized for a particular application or features and or options added per customer requests Please check the front of this manual for any additional information in the form of an Addendum which discusses specific information procedures cautions and warnings that may be peculiar to your instrument Manuals do get lost Additional manuals can be obtained from Teledyne at the address given in the Appendix So
83. l Instruments 88 NDIR Gas Analyzer Specifications 9 Specifications 9 1 General Specifications 9 1 1 Standard Specifications Measurement Method NO SO CO CHa Non dispersion infrared ray absorption method Single light source and single beams single beam system O gt Fuel cell analyzer built in or paramagnetic analyzer built in or zirconia analyzer externally installed TYPE ZFK7 Measured Gas Range Min Range Max Range NO 0 200 ppm 0 5000ppm SO 0 200 ppm 0 10 vol CO 0 100 ppm 0 100 vol CO 0 200 ppm 0 100 vol CH 0 500 ppm 0 100 vol 0 10 vol 0 25 vol built in Fuel Cell 0 5 1 0 100 1 built in Paramag None 100 95 vol Teledyne Analytical Instruments 89 Specifications Model 7500ZA Display Indication Analog Output Signals 0 5 vol 0 25 vol External Zirconia Max 5 components measurement including For reverse range O2 measurement IR gas measurement is not available single range O only Measuring range ratio max 1 10 except User adjustable ranges between the specified minimum and maximum range Settable one range or two ranges low range Range 1 and high range Range 2 See Table 1 for possible combinations of components and ranges Digital indication in 4 digits LCD panel with LED back light Instantaneous value of each component Instantaneous value after
84. larm setting 44 6 3 1 Setting Alarm Parameters 44 6 3 2 Hysteresis Setting 46 6 3 3 Peak Alarm Setting 47 6 4 Setting Up the Auto Calibration 49 6 4 1 Auto Calibration 49 6 4 2 Forced Run Stop Of Auto Calibration 52 6 4 2 1 Execution of auto calibration only once 52 6 4 2 2 Forced stop of auto calibration 53 6 5 Setting Auto Zero Calibration 55 6 5 1 Auto Zero Calibration 55 6 5 2 Forced Run Stop of Auto Zero Calibration 57 6 5 2 1 Execution of auto zero calibration only once 58 6 5 2 2 Forced stop of auto zero calibration 58 6 6 Parameter Setting 60 6 7 Maintenance Mode 68 6 7 1 Sensor Input Value screen 68 Teledyne Analytical Instruments xi 6 7 2 Error Log screen 6 7 3 Calibration Log screen 6 7 4 Output Adjustment Screen 6 7 5 Other Parameter 6 8 Calibration 6 8 1 Zero Calibration 6 8 2 Span Calibration Maintenance 7 1 Daily Check 7 2 Daily Check And Maintenance Procedures 7 3 Long Term Maintenance 7 4 Cleaning the Sample Cell 7 4 1 Sample Cell Disassembly 7 4 1 1 Pipe Cell Removal See Fig 7 1 7 4 1 2 Block Cell Removal See Fig 7 2 7 4 1 3 Removing the Measuring Unit 7 4 2 Cleaning the Sample Cell 7 5 Fuse Replacement Error Messages con trao lua tcx e 8 1 Troubleshooting 8 2 Error Log File Specifications nennen ree 9 1 General Specifications 9 1 1 Standard Specifications 9 1 2 Standard Functions 9 1 3 Optional Func
85. leaving the previous entry intact Calibration parameter range of value NOx SO CO CH external and built in sensor Span 1 105 of full scale External sensor Zero 0 25 Span 0 1 5 vol Reverse Range Zero 100 vol Span 95 25 95 00 vol The settings cannot be performed beyond the range limits 6 2 2 Manual Zero Calibration When setting the zero calibration in manual mode you can set all components simultaneously or one by one Teledyne Analytical Instruments 38 NDIR Gas Analyzer Settings and Calibration 1 Select lt User mode gt lt Calibration parameters gt lt Zero calibration gt The Zero Calibration screen will Cal Settings 5 each or both Ch appears egaligi at ZERO Calibration 2 Select the Ch you want to change using the UP p or DOWN key and then 2 0 2000 ppm press the ENT key The setting content becomes highlighted 3 Choose whether you want to set the zero values all together or individually by toggling at once or each End of with the UP or DOWN Manual Zero Calibration Setting key Each channel that is set to at once will be zero calibrated at the same time 4 When each is selected the specific Ch component can be selected and zero calibrated individually Press the ENT key after making the choice and the specified calibration is performed To close the Manual Zero Calibrati
86. m output about its alarm set point To set or change the alarm hysteresis Alarm Setting Set Hysteresis Oto 20 FS available 1 Navigate to the Alarm Setting screen and then move the cursor to Hysteresis using the UP or DOWN key Then press ENT to display the screen shown at the right Alarm 1 2 From this screen enter the hysteresis values Anma by increasing or decreasing the value using KA the UP or DOWN keys Move the cursor to the next digit with the SIDE key When the gt Alarm 6 value is correct press ENT to save Hysteresis 1 5 The hysteresis can be set from 0 20 full scale on the selected range LOS To close the Hysteresis Settings screen or to abort the entry midway press the ESC key The previous screen will return Note The hysteresis is common to all alarms components Hysteresis in peak alarm setting described in Item 6 3 3 should be set separately Hysteresis In case of upper limit alarm An alarm output is turned ON if the measured value exceeds the upper limit value as shown below Once the alarm output has been turned ON it is not turned OFF until the indication falls below the hysteresis width from the upper limit value Upper limit value Hysteresis width ON close Alarm Contact output OFF open Teledyne Analytical Instruments 46 NDIR Gas Analyzer Settings and Calibration 6 3 3 Peak Alarm Setting When th
87. me of our manuals are available in electronic form via the internet Please visit our website at www teledyne ai com Teledyne Analytical Instruments Model 7500ZA Additional Caution on Safety To operate the analyzer properly be sure to read Caution on Safety carefully The descriptions listed here provide important information on safety Be sure to observe them at all times These safety precautions are classified into 3 levels DANGER CAUTION and PROHIBITION DANGER Improper handling may cause dangerous situations that may result in death or serious injury CAUTION Improper handling may cause dangerous situations that may result in medium level troubles minor injury or property damage PROHIBITION Items which must not be done are indicated Caution on installation and transport of analyzer DANGER The unit is not of explosion proof Do not use it in an atmosphere of explosive gases Otherwise serious accidents including explosion or fire may result CAUTION gt gt For installation observe the rule on it given the instruction manual and select a place where the weight of analyzer can be supported Installation in an inadequate place may cause turnover or falling resulting in injury Be sure to wear protective gloves when lifting the analyzer Lifting it with bare hands may result in injury Be sure to fix t
88. nd adjust the value so that 4 mA or 0 V is output at zero concentration and 20mA or is output at full scale or span l Caution A Move the cursor using the UP or DOWN key to the output OUT No and zero span to be adjusted and then press the ENT key The selected value is highlighted Adjust the value while watching the output using the UP or DOWN key When the correct value appears press the SIDE key to select the next digit On completion of the adjustment press ENT to save the adjustment Be sure to perform zero span calibration when the range setting is changed Otherwise the measurement value may not be output properly Maintenance Mode Output Adj OUT Zero OUT Zero 1 0600 03700 7 00600 03700 2 00600 8 00600 Adjust OUTPUT ZERO and SPAN Maintenance Mode Output Adj OUT Zero 03700 00600 03700 0600 03700 8 00600 03700 0600 600 03700 Zero Span adjustment 4 Teledyne Analytical Instruments 70 NDIR Gas Analyzer Settings and Calibration 6 7 5 Other Parameter The Other Parameter screen hosts 5 user settable functions e Password Setting O Reference Value Maintenance select an item Mode Reference Value Limit setting Station Number Password Set 465 O ref Value 12 O2 limit 20 To change any of these items Station No 01 Range setting Press
89. nent danger it has no control over process conditions and it can be misused In particular any alarm or control systems installed must be tested and understood both as to how they operate and as to how they can be defeated 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 Therefore the purchaser must be aware of the hazardous process conditions The purchaser is responsible for the training of personnel for providing hazard warning methods and instrumentation per the appropriate standards and for ensuring that hazard warning devices and instrumentation are maintained and operated properly Teledyne Analytical Instruments the manufacturer of this instrument cannot accept responsibility for conditions beyond its knowledge and control No statement expressed or implied by this document or any information disseminated by the manufacturer or its agents is to be construed as a warranty of adequate safety control under the user s process conditions 4 Teledyne Analytical Instruments i NDIR Gas Analyzer Specific Model Information It is not recommended that this instrument be used for analysis on any other gas or gas mixture than that specified at the time of purchase The analyzer is set up and calibrated at the factory for a specific application using a known gas mixture that is representative of the customers pro
90. nge and B 1st range 2nd range max Product available only when CO analyzer measuring range is 0 to 020 1000ppm or more 0 1000ppm 156 0 2000ppm 1 0 2500pprn 1 0 3000ppm 2 0 5000ppm 5 0 1 10 0 2 20 0 3 25 0 5 50 0 10 100 pp 0 20 100 0 25 100 0 40 100 0 50 10096 0 70 100 0 100 Product available only when CO analyzer measuring range is more than 5000ppm or CO2 analyzer range is more than 2 4 component analyzer NO SO2 CO2 CO gt gt gt Combination of 1st component NO 4th component CO and component 2nd component SO 3rd component 4 component CO 1strange 2nd range max 1st range 2nd range max 0 250ppm 0 2500 pp emm joan 0 200 2000ppm 0 250 2500ppm 0 300 2500ppm 0 500 2500ppm 0 1000 2500ppm 0 2000 2500ppm 0 2500ppm None am 0 500 2500ppm 0 1000 2500ppm 0 2000 2500ppm 0 2500ppm None None analyzer 1st range 2nd range max 0 1 10 0 2 20 0 3 20 0 5 50 0 10 50 0 20 50 0 25 50 0 40 50 0 50 None Teledyne Analytical Instruments 105 Model 75007 9 3 Code Symbols 9 1011 1213 1415161718 1920 2122232425 Digit 4 Specification Structure A Horizontal type Terminal block for power supply Horizontal type Power inlet with lock lt Mounting gt 19inch rack mounting t
91. nge display The measurement ranges for correction concentration value and correction concentration average value are the same as the measuring components Also the measurement range of the average value is the same as for Teledyne Analytical Instruments 31 Display and Operation Panels Model 7500ZA 2 Setting Selection Screen The setting selection screen is configured as shown below In the status display area the current display item is displayed In the message display area messages associated with operation are displayed In the setting item and selection item display area items or values to be set are displayed as required To navigate through the fields move the cursor to any item using the UP DOWN and SIDE keys e LCD screen Message display area Status display area oo EN zt P pea Setting selection item display area 4 Teledyne Analytical Instruments 32 NDIR Gas Analyzer Display and Operation Panels 3 Contents of Measured Channel Ch The following table gives measurement channels and their contents according to the symbols Code symbol 6th digit 7th digit 21st digit Display output contents 1t03 Ch1 CO2 Ch1 CO h1 CH Ch1 NO 2 5 Ch1 NO Ch2 CO 1 Ch2 CO Ch1 CH4 Ch2 CO 1 Ch2 CH Ch1 NO Ch2 SO2 Ch3 CO Ch1 CO Ch2 CO Ch3 CH Ch1 NO Ch2 SO Ch3 CO Ch4 CO Ch1 NO Ch2
92. nnect H near the source dan Mount the suppressor near the noise source i 1 Source otherwise its effect will be diminished 4 Teledyne Analytical Instruments 16 NDIR Gas Analyzer Instalation 2 Analog output signal Analog output connector A O 4 to 20 mA DC or 0 to 1 V DC selected when ordering Minus lines for the insulation and signal are common from the ground and internal circuit Output signal Allowable load The analog output signals of the instrument are not isolated individually It is recommended to isolate the signals individually to eliminate the interference from unwanted signals or other external interference especially if the cable exceeds 30 meters or leads to outdoors 3 O2 Sensor Input External input connector Input signal External zirconia O sensor Zirconia O sensor signal Fuji ZFK7 13 25 4 to 20 mA DC 5500 less 0 to 1 V DC 100kQ or more 1 14 D sub 25 pin female Note Display Ch number is same as the AO number under standard specifications External O gt sensor output 0 to 1 VDC DC input resistor of IMW or more 01 AO1 2 2 18 AO2 3 16 4 4 4 0 AO5 5 8 AO6 19 AO6 7 2 7 AO8 AO8 8 9 AO9 19 AO10 23 A010 11 11 11 es 2
93. nstallation methods for the analyzer main unit is shown below Teledyne Analytical Instruments 8 NDIR Gas Analyzer Instalation Unit mm Type External dimensions Mounting dimensions Mounting method 19 inch rack mounting 555 556 57 2 M6 463 450 or more 483 465 Support The analyzer weight must be supported at the bottom of the casing The analyzer should be installed in a place where ambient temperature is within 5 to 45 C max 40 C when two optical units are used and the power supply is more than 200V AC and temperature fluctuation during operation is minimum Where vibration is unavoidable protect the analyzer from vibrating If necessary install rubber or other vibration absorbing material around the case to isolate any vibration from the support structure 3 3 Piping Observe the following items when making gas connections to the rear panel Piping should be connected to the gas inlets and outlets at the rear panel of the analyzer Use a corrosion resistant tubing comprised of Teflon stainless steel or polyethylene to connect the instrument to a sampling system Even if there is a danger of corrosion refrain from using rubber or soft vinyl tubing These materials will cause inaccurate indication due to gas absorption from the tubing Pipe connection port fittings are NPT 1 4 female thread or 1 4 RC Piping shoul
94. o perform protective earth ground connection Otherwise electric shock or failure may result Select a proper wiring material that satisfies Teledyne Analytical Instruments vii Model 7500ZA the ratings of the instrument Otherwise electric shock or fire may result Be sure to connect a power supply of correct rating Otherwise fire may result Caution on use DANGER Be sure to read the instruction manual for reference gases before handling reference gases such as calibration gas to use them properly CAUTION Leaving the analyzer unused for a long time or restarting it after long term suspension requires procedures different from normal operation or suspension procedures Be sure to follow the instructions in each instruction manual Otherwise intended performance may not be achieved Also accidents or injury may result Do not operate the analyzer for a long time with its cover left open Otherwise dust foreign matter etc may contaminate the internal walls thereby causing faults PROHIBITION Do not touch the input output terminals with metal or finger Otherwise electric shock or injury may result Do not smoke or use flames near the analyzer Otherwise fire may result Do not allow water to enter the analyzer Otherwise electric shock or internal fire may result Caution on maintenance and check DANGER Before performin
95. of selected ESC Not c pRangel 0 200 Range 0 2000 Ch alibration Ch2 502 1 0 200 0 Range 0 2000 Ch3 CO2 Ch4 CO 1 0 10 00 Range 0 20 00 pRangel 0 200 D Range 0 1000 Range 1 25 00 Rangel 0 10 Uvol vol SIE 2100 Two cursors will appear in both ranges Ch1 and Ch4 Teledyne Analytical Instruments 41 Settings and Calibration Model 7500ZA 6 2 4 Setting the Component Range for Auto Calibration In this section you can select the Ch component and the range to calibrate on for those components that have the auto ranging AR feature enabled 1 From the User Mode screen CUTS hrati al Settings Select a range for select Calibration Auto Cal auto calibration parameters gt lt Auto calibration component range gt The Auto Calibration Chi Rangel 0 200 ppm enable Component Range screen NOx Range 0 2000 ppm Ch2 Rangel 0 200 enable appears as shown 502 Range 0 2000 ppm Ch3 Rangel 0 10 009014 2 Select the Ch you want to CO Range 0 20 0 01 enable change by pressing the or the Ch4 _ pRangel p key Press the ENT key The Range 0 Bias cursor will be highlighted in Rangel 0 10 enable the selected channel PRange 0 25 0 ENT 3 Select the range you want to 1 O use as the main calibration range by pressing the UP or
96. ommunications Measurement concentration register values are held e If set value is selected for hold instantaneous correction value is calculated and held based on the set value Range identification contact output cannot be switched even if the range is switched during the hold Response time The response time of the electrical system can be changed Setting is available by components Note It does not provide exact Parameter Select Ch No seconds for the setting Time time rather it provides a guide of the setting time 2 chi NOx 10 sec Ch2 SO2 20 sec Ch3 CO2 15 sec Ch4 CO 12 sec Ch5 2 22 sec The setting value can be modified as requested by the customer Average Period This screen allows you to set an averaging period for the average values of correction and average It enables you to set an average time of 1 to 59 minutes 1 minute step or 1 to 4 hours 1 hour step Parameter Select Ch No Average Period D ch 01 hour Ch10 502 01 hour Chil CO2 01 hour Ch12 s O2 01 hour Changing the setting also resets the averaging of O2 correction and average value Pressing the ENT key resets averaging only for the components whose setting were changed Reset Av Output Reset Teledyne Analytical Instruments 65 Settings and Calibration Model 7500ZA Average Value Reset This mode is used to clear all
97. on screen press ESC This will return the display to the previous screen Note Pressing ESC during an entry before pressing ENT will abort the entry leaving the previous entry intact Example Set each Ch component to either each or at once using the steps above e Setting each Select the Ch component on the manual zero calibration screen and then perform the zero calibration e Setting at once In a manual zero calibration Ch components for which at once are selected will simultaneously be zero calibrated Teledyne Analytical Instruments 39 and Calibration Model 7500ZA Manual Calibration screen When setting all components to each ZERO Cal ENT Go on Calibration of selected Ch ESC Not calibration Chl pRange 0 200 Uppm D 2 1 Mox Range qur 0 200 0 502 Range 0 2000 Ran 0 20 0 When setting all components to at once ENT Go on Calibration of selected Ch ESC Not calibration 5 Rangel 0 10 0001 O2 pRange 25 0Qvolz 2100 A single cursor will appear Cursors will appear at all components where at once is set 6 2 3 Setting the Calibration Range This mode is used to set whether the channels use one or both of the calibration ranges 1 From the Calibration Parameters screen select Calibration Range The following screen appears Settings
98. oncentration measurements are made There are two settable ranges for each component each with a minimum and maximum value as requested at the time of purchase The range to be used can be selected as Range 1 or Range 2 To set the range 1 Move the cursor to the item to be set using the UP or DOWN key and then press ENT 2 Move the cursor to the Ch component whose setting is to be changed using the UP or DOWN key and then press ENT 3 Move the cursor to the item whose setting is to be changed using the UP or DOWN key and then press ENT The value for range 1 and range 2 must fall within the MIN and the MAX range of the instrument including the MIN and the MAX range and range 1 must be less than range 2 4 Press the UP or DOWN key to change the value Use the SIDE key to move to the next digit to the right Press the ENT to save the new value The measurement unit cannot be changed 5 The decimal point can also be changed when it is highlighted Use the UP or DOWN key to change the placement of the decimal point 6 After all changes have been entered press the ENT key to save Teledyne Analytical Instruments Maintenance Select an item Mode selling Password set 2465 O2 ref Value 12 O2 limit 20 O2 Station No 01 D Range setting Maintenance Mode Range set 2 Ch2 Ch3 Ch4 Ch5 O2 NOx 502 CO2 v ENT boo Select Ch No ENT
99. ontamination Low sensitivity of detector LE Teese Ch2 0 200 ppm 136 502 Range 0 2000 ppm Ch3 0 10 von CO2 Range 20 vol Ch4 Rangel 0 200 ppm CO Range 0 1000 ppm Ch5 Rangel 0 10 vol pRange 0 25 vol ESC Pressing deletes the error display ENT ESC O Calibrated O forcedly Calibration is continued Unless another calibration 908 0 8 error occurs calibration is carried out to the end the Measurement screen returns 2 re 0000 For errors 5 and 7 8 2 Error Log File When an error occurs the history is saved in an error log file The error log file is accessible in the maintenance mode Teledyne Analytical Instruments 87 Error Messages Model 7500ZA Error Log Screen Date and time when an error occurred Maintenance Component for which the error occurred New Errors that occurred si qud Eh qud PO eN Next page 2 Clear Error Log Up to 14 errors can be saved in the error history the oldest error will be deleted one by one every time a new error occurs f the power supply is turned OFF the contents in the error log file will not be lost or damaged Deleting Error History Press the ENT key on the above screen and the Clear Error Log will be highlighted Pressing ENT again will clear the error history 4 Teledyne Analytica
100. ove detector output cables from detector output circuit board No 12 Applying identification mark on top of removed cable connector will ensure proper pin assignment later Unscrew the two screws No 10 that hold the detector to the light source unit to remove the detector from the measuring unit The block cell can be removed together with the detector To remove the block cell unscrew the two screws No 6 holding the block cell to the detector The infrared transmission window No 8 is just sandwiched not fixed between the detector and block cell Keep the detector facing up when removing this window For assembly reverse the disassembly procedures The O ring No 9 is placed between the window holder and block cell Use care in positioning the O ring With a two component analyzer install the two component detector last Make sure that no space is left between the one component and two component detectors When inserting the detector output cable connector into the PCB board be careful to attach the connector with proper pin assignment top bottom Teledyne Analytical Instruments 80 NDIR Gas aU Las Maintenance Screw for fixing the light source unit Screw for fixing the detector Light source unit 6 Screw for fixing the block cell BH Infrared transmission window window holder O ring Screw for fixing the measuring unit KIT ARR NR Detector a
101. r display language E should be selected at 20th digit note6 O2 correction is calculated only for NO SO2 and CO note7 When 5 components measurement is specified H must not be specified at 22nd digit Teledyne Analytical Instruments 107 Model 75007 When 4 components measurement is specified and is specified at 22nd digit 3 points is maximum for alarm output function note8 When B is specified at 24th digit measuring range should be specified by ppm range code In this case NO SO2 and CO measuring range are corresponding range in mg m3 Please refer to the table shown below for the corresponding range code based on mg m3 note9 When A to D is specified at 25th digit the analyzer will be adjusted and delivered with the following gases Standard balance gas N2 For heat treatment furnace balance gas 30vol H2 remaining N2 For converter D balance gas CO 2 When other adjustment is required please specify Z When Z is specified please attach a list of gas composition contained in the measuring gas Corresponding mg m Corresponding range in mg m Range code Unit ppm NO SO co B 0 100ppm 0 130mg m 0 280mg m 0 125mg m 0 200ppm 0 260mg m 0 570mg m 0 250mg m D 0 250ppm 0 325mg m 0 700mg m 0 300mg m 5 0 300ppm 0 400mg m 0 850mg m 0 375mg m m 0 500ppm 0 650mg m 0 1 400mg m 0 600mg m 0
102. r setting of passwords etc This is Maintenance Select operating item a password protected area To access the maintenance ode mode enter the correct password from the Parameter Setting To Maintenance screen 1 Sensor Input Value 2 Error L 1 Select the Maintenance Mode from the 3 ex 9 Parameter Setting screen to display the 4 Output Adj Password Setting screen 5 Other Parameter 6 To Factory Mode 2 Enter the password and the Maintenance Mode item selection screen will be displayed Point the cursor to the item you want to set by WX A pressing the UP or DOWN key and then press JOO ENT Note To Factory Mode is for TAI s service engineers only Maintenance Sensor Input nput 5 12530 AGAS Sample 3 Press the ESC key to return to the Maintenance Mode item selection screen from each screen 6 7 1 Sensor Input Value screen There are 5 possible inputs on the Model 7500ZA 1 Input 1 to 4 NDIR sensor digital value 2 Input 5 O2 sensor digital value Maintenance ENT Clear Error Log 6 7 2 Error Log screen Moda ESC Back This screen displays the error history and logs the last 14 instrument errors ErorNo Y M D M Ch N4 1 7 2 0 5 See Section 8 1 Error Message for specific i i p bs 2 information regarding error number and its meaning No 9 1 np 1 10 40 2 To clear an error from the log select Clear Er
103. ransmitter and inspect it for damage Immediately report any damage to the shipping agent Teledyne Analytical Instruments Installation Model 7500ZA 3 1 Installation Conditions To install the analyzer for optimum performance select a location that meets the following conditions 1 This instrument is designed for rack mounting in a standard 19 equipment rack Indoor use only Vibration free Free of dust and debris and obstruction around the analyzer AC power 100V to 240 VAC Operating voltage 85 to 264V AC Rated frequency 50 60 Hz Power consumption 100 VA max dde 6 Operating conditions Ambient temperature 5 to 45 C max 40 C when two optical units are used and the power supply is more than 200V AC 7 Maintenance space When analyzer is installed by itself adhere to the diagram to make sure there is adequate space to remove the cover for maintenance Analyzer When the analyzer is installed as an unit See rer Section 3 2 1 Unit mm Analyzer to remove 8 circuit breaker that meets IEC60947 1 and cover IEC60947 3 specifications should be installed 9 A breaker should be installed near the analyzer where an operator can access it 10 A label that clearly identifies the breaker should be visible 11 The breaker rating should meet the analyzer rating max 2A and conform to all necessary approvals 3 2 Installation 3 2 1 Installation of Analyzer Main Frame I
104. revents possible chattering when a measured gas fluctuates about the alarm value The peak alarm counting logic is not performed during the first 10 minutes after the power is turned ON Teledyne Analytical Instruments 48 NDIR Gas Analyzer Settings and Calibration Releasing peak count alarm To release the peak count alarm set the peak alarm to OFF Turning on the peak alarm initiates the count at 0 6 4 Setting Up the Auto Calibration 6 4 1 Auto Calibration Auto calibration is automatically carried out at the time when zero span calibration are set Before changing the setting of auto calibration set the Set Auto Cal Select setting item auto calibration function to OFF 1 Enter the Setting of Auto Calibration screen from the user D Start Time SUN 12 00 mode and the display shown at Cycle 07 right appears Use UP and Flow Time DOWN keys to align the cursor ON OFF OFF with the desired item and then press the ENT key M a 2 In the Set Auto Cal screen that Auto Calibration Run appears enter the values for the war a various settings To make a value 1 Q dO entry or change use the UP and DOWN keys to increment or Set Auto Cal Set Start Time decrement the value on digit at a time Use the SIDE key to move the cursor to the next digit Start Time BUN 12 00 Press the When all the settings are correct Cycle O7 Oe press the ENT key to save them Flow
105. rnal zirconia sensor use a prepared standard of 1 2 To perform a span calibration 1 Press the SPAN key on the Measurement screen to display the Manual Span Calibration screen 2 Select the channel component to be calibrated using the UP or DOWN key and then press ENT Calibration gas will then flow to the sensor Note For the Ch components in which both is set in the calibration range setting Refer to Section 6 2 3 span calibration is performed on both ranges 3 Wait until the indication is stable After the indication has stabilized press ENT Span calibration on the selected range will be performed Note On channels for which AR auto ranging is enabled See Section 6 1 1 the cursor automatically moves to the range that is enabled See Section 6 2 4 Setting of auto calibration component range Calibration is then carried out on that range To close the Span Calibration screen or to abort the entry midway press the ESC key The previous screen will return 4 Teledyne Analytical Instruments SPAN Woo SPAN Cal Select Ch No with UP DOWN and ENT Back with ESC pRangel 0 200 ppm 0 0 NOx Range 0 2000 ppm Ch2 0 200 Oppm 0 0 502 Range 0 2000 Ch3 CO2 Range 0 20 0 1 Ch4 M Rang e 0 200 ppm 0 0 CO Pang 0 1000 ppm Ch5 Rangel 0 10 00017 pRange 25 1 20 09 1 05 SPAN Cal Select Ch No ppm b
106. ror 2 E Log and press the ENT key The specific entry will be Next page Page 1 removed from the list 3 Clear Error Log 4 Teledyne Analytical Instruments 68 NDIR Gas Analyzer Settings and Calibration 6 7 3 Calibration Log screen Calibration history can be displayed from this screen Information available includes sensor input value concentration value and the date when zero span calibration was performed for the last 10 calibration events They are logged according to component To clear an event move the cursor to Clear Calibration Log and press the ENT key and the calibration log is cleared completely Other items appearing on the Calibration Log screen are Z1 Zero calibration Z of Range 1 S1 Span calibration S of Range 1 Cnt Value of measuring detector at the time of calibration Con Concentration value displayed before calibration YDMH Time of calibration event Maintenance Select Ch No Cal Log 2 NOx Ch2 02 Ch3 CO2 Ch4 CO Ch5 O2 Clear Error Log ENT bo Maintenance Cal Log Chi NOx R Cnt Con YDHM 71 48523 0 2 12111810 81 44176 189 5 12111810 Teledyne Analytical Instruments 69 and Calibration Model 7500ZA 6 7 4 Output Adjustment Screen 0 1 V and 4 20 mA output signal The Analog Output Adjustment screen allows the user to adjust the Connect a digital multi meter to the specific output terminal requiring adjustment a
107. s very dirty use a soft line free cloth moistened with absolute alcohol 3 If the window is corroded rub off any scale from the window lightly with a soft cloth to which chrome oxide powder is applied If it is excessively corroded it should be replaced 4 When the cleaning operation is complete assemble according to the sample cell assembly disassembly procedures Assemble the pipe carefully If it becomes bent or damaged replace it with a new part 5 Do not wash the sample cell components with water Teledyne Analytical Instruments 82 NDIR Gas Analyzer Maintenance _ _Screw for fixing the light source unit Screw for fixing the detector Base plate Light source unit Screw for fixing the block cell Block cell Infrared transmission window O ring Detector Gas filter Support Screw for fixing the cell retainer Cell retainer Pipe cell AJO Screw for fixing the base plate Light source power board Figure 7 3 Measuring Unit with 2 Component Block and Pipe Cell Teledyne Analytical Instruments 83 Maintenance Model 7500ZA 7 5 Fuse Replacement Fuse holder Rear view 1 Turn OFF the main power supply switch to the analyzer 2 Rotate the fuse holder cap shown in the figure above counterclockwise and pull it out The cap fuse holder will contain the fuse Remove the blown fuse from the holder and
108. sing the flowmeter provided as shown in the example of the sampling system configuration Item 3 4 6 3 4 3 Preparation of Standard Gas Routine calibration is required once a week using span and zero calibration gases to keep the instrument performing optimally Prepare a standard gas cylinder for zero calibration and span calibration per the table below Without Built in O External O Sensor Sensor Sensor Zero Gas No Dry air gt of 99 9 to 100 vol for reverse range measurement Span gas other Gas with Gas with Gas with than for concentration concentration of concentration of Teledyne Analytical Instruments 12 NDIR Gas Analyzer Instalation Without O Sensor Built in O Sensor External O Sensor measurement of 90 to 100 on the measuring range 90 to 100 on the measuring range 90 to 100 on the measuring range Span gas for Os measurement Gas with conc of 90 to 10096 on the measuring range or atmospheric air 21 O O gas of 95 to 95 5 vol for reverse range Os measurement gas at 1 to 2 3 4 4 Internal Purging of the Instrument Housing The internal housing does need not be purged except under the following conditions 1 combustible gas component is contained in the sample gas 2 Corrosive gas is contained in the atmospheric air at the installation site 3 The same g
109. t where sampling components such as CO2 CO and O2 are displayed in the component display are the current concentration values of the measured components contained in sample gas under test Teledyne Analytical Instruments 30 NDIR Gas Analyzer Display and Operation Panels O corrected concentration values e Ch components in which cv is displayed as CO in the display are calculated values derived from the following equation Refer to Section 6 7 Maintenance Mode Other Parameter _ 1 9 21 0 where On The value of the correction reference value set by application O Oxygen concentration Vol C Concentration of relevant measured component Note that does not exceed the limit value set in Section 6 7 Maintenance mode Other parameter C Sample gas concentration corrected The corrected sampling components are NOX SO and CO only e O2 corrected concentration average value In the Ch component and O2 average value where is displayed as CV AV CO in the component display a value obtained by averaging corrected concentration value or average value in a fixed time is output every 30 seconds Averaging time can be changed between 1 to 59 minutes or 1 to 4 hours according to the average time settings See Section 6 7 Parameter Setting The averaging set time is displayed as 1h for instance in the ra
110. t 05 times Hysteresis 00 RFS 4 056 Peak Alarm Set Peak Alarm ON or OFF Peak Alarm OFF Alarm Value 0500 ppm Alarm Count 05 times Hysteresis 00 ZFS 1506 5 End of Peak Alarm Setting 4 Teledyne Analytical Instruments 47 Settings and Calibration Model 7500ZA Setting Range Alarm value 10 1000 ppm 5 ppm step initial value 500 ppm Alarm count 1 99 times hr initial value 5 times Hysteresis 0 20 FS initial value 0 of full scale FS represents the percentage with the CO range regarded as 100 Action of Peak Alarm 1 A peak count alarm is close at 5 times hour ON Example 2 A peak count alarm is open at 4 times hour OFF Peak concentration Measured values 3 hours ago 2 hours ago 1 hour ago Current hour Peak count alarm ee If the CO concentration exceeds the alarm value counting will begin If the number of peaks is over the set times per hour a peak alarm contact output becomes closed ON If it is less than the set times per hour it is open OFF Since 5 peaks hour is exceeded in the cross hatched area marked 1 in the above graph the peak count alarm is turned ON Since peaks of more than 5 per hour occur at the interval between 1 and 2 the peak count alarm remains ON whereas at 2 peaks are reduced to 4 per hour and the alarm is turned OFF Like the hysteresis of the alarm setting the hysteresis p
111. t value 1 hour 1 59 minutes when the unit is set to minute and 1 4 hours when is set to hour e Backlight Timer 1 60 min default value 5 min Maintenance mode 0000 to 9999 default value 0000 Output Hold Setting an output hold to ON causes the output signal of each channel to be held during the manual auto calibration plus the purge flow time see Section 6 4 Setting of Auto Calibration However an output signal can be held via an external input regardless of the Hold ON OFF setting Teledyne Analytical Instruments 61 and Calibration Model 7500ZA Manual Calibration ZERO O or et SPAN Press the C key to flow gas O To execute calibration pressthe key Calibration 1 Hold extending Output hold time Time set to gas flow time See Item 6 4 Auto Calibration Auto Calibration Auto calibration start Auto calibration end Calibration o xU e Hold extending time Output hold e E Hold for setting period which is set at gas flow times Remote Input LT input Remote hold Input Without input Output hold Screen Display During Holding A Hold ON message will blink on the measuring screen during a hold period 4 Teledyne Analytical Instruments 62 NDIR Gas Analyzer Settings and Calibration But during a manual calibration the screen displays the process of calibration therefore a Hold ON message will not displayed e
112. tions 9 1 4 Performance 9 1 5 EC Directive Compliance 9 1 6 Requirements for Sample Gas 9 1 7 Installation Requirements Model 7500ZA 68 69 70 71 73 73 74 75 75 76 76 78 78 79 80 82 82 84 86 87 89 89 93 94 98 98 99 100 9 2 Table 1 Measurable Component and Range Availability Check Table 101 Teledyne Analytical Instruments NDIR Gas Analyzer 9 3 Code Symbols 106 9 4 Outline Diagram 109 Teledyne Analytical Instruments xiii Model 7500ZA List of Figures ma aaaaaaaaaaaaaaaaaasssssssssssssssssssssssssss Figure 2 1A Model 75007 Front Panel 4 Figure 2 1B Model 7500ZA Rear 5 Figure 7 1 Measuring Unit Configuration Pipe Cell 79 Figure 7 2 Measuring Unit Configuration Block Cell 81 Figure 7 3 Measuring Unit with 2 Component Block and Pipe Cell83 Teledyne Analytical Instruments xiv NDIR Gas Analyzer List of Tables Table 7 1 Maintenance and Check Table 76 Table 8 1 Error Messages det eR e parisien ndis 85 4 Teledyne Analytical Instruments Model 7500ZA DANGER COMBUSTIBLE GAS USAGE WARNING This is instrument is approved as an intrinsically safe gas analyzer for use in a category ia Group IIC hazardous area This approval only to the equipment specified installe
113. ur you can perform calibration forcibly following the procedure This is used as a fault recovery when calibration fails and calibration contents are invalid or wrong Typical Error Screen Display For Errors 1 4 6 and 8 10 Measurement screen Display of error contents Auto Cal error 008 zi amp Error No 9 ESC Back to MEAS Ase 136 w 0 000 SPAN NOX Calibration error Ac J 0 0 b Calibration gas is not flowing Ji 21 00 Gas flowing time is short Setting conc is different from gas conc Dirt in sample cell Press the key to delete the error display If the Q key is pressed without removing the cause of an error the error will be displayed again When more than one error occurs pressing the 5 key moves to another error display 4 Teledyne Analytical Instruments 86 NDIR Gas Analyzer Error Messages Press the ECS key to delete the error display If the ESC key is pressed without removing the cause of an error the error will be displayed again When more than one error occurs use the SIDE key to move to the next error display error ENT Force Cal ESC Stop cal and back to MEAS ZERO cal ENT Go on calibration of selected CH ESC Not calibration Error No 5 NOx Calibration error Cause Span gas is not flowing Deviation of zero point due to c
114. ven if the output signal is held however the screen will display the hold extending time If the calibration is cancelled after the calibration gas has been supplied the holding extending time will be performed in either of manual or auto calibration operation You can select the hold value from the value immediately before entering output hold The choices are current or an arbitrary value input using setting Use the procedures shown below for adjusting these settings 1 From the Parameter Parameter Select Hold ON or OFF setting screen that appears select Output Hold Highlight either ON or OFF using the Current Time 120111 WED 13 50 UP or DOWN key and Key Lock OFF then press ENT to select Current esponse Time it and return to 1 Average Period 2 When ON OFF is Backlight Timer ON 5 min highlighted press the Contrast SIDE key Toggle To Maintenance Mode 0000 between Current or Setting using O UP DOWN keys and then press ENT when the Parameter Select Hold setting desired selection is highlighted 3 Pressing ENT when Current Time 12 01 11 WED 13 50 Current is selected will Key Lock OFF hold the value immediately before the hold was initiated and return the highlight to 1 Output Hold ON Response Time Average Period Backlight Timer ON 95min Contrast To Maintenance Mode 0000 Pressing the ENT key while Setting
115. ype EIA conformi Measurable component gt None External O analyzer External zirconia O2 analyzer ZFK7 Built in fuel cell O analyzer Built in Measuring range NDIR gt 1st component 1st range Measuring range NDIR gt 1st component 2nd range Measuring range NDIR gt 2nd component 1st range Measuring range NDIR ge Measuring range O2 gt None 0 5 10 01 0 5 25vol 0 10 25vol 1 ote4 gt lt Z9 U lt DCO0 1V Communication function DC4 20mA Communication function Indication power supply cord In Japanese cord rated 125V PSE In English cord rated 125V UL In English cord rated 250V CEE In Chinese cord rated 250V CCC ection average output O correction average correction and correction average Optional function DIO FAULT A Cal Alarm RangelD Remote range E 1 12 13 14 15 16 4 Teledyne Analytical Instruments 106 NDIR Gas 2345678 9 10111213 14151617 18 1920 2122232425 Digit 1 ZIPA hl Description UT lt Pressure compensation gt ES None Pressure compensation BE m3 9 im Adjustment For standard A For heat treatment furnace For converter Others note9 RANGE CODE O2 measurement range Range Code Range Code Measurement Range Fuel 4 Paramagnet

Teledyne 7500ZA User's Manual

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