Indoor Air Quality Meter IAQ-Calc Model 7545 operation and service
Contents
1. a COMMON ea a aa aa ac ip i o DISPLAY SETUP eee nenea eee eee nenea eee anna ea anna aaa eee SETTINGS eee eee aaa eee anna eee anna aaa rai BAROMETRIC PRESSURE ceee eee eee eee anna eee ea eee ZERO de Ciulei alt alti a at ala da DATA LOGGING 2 2 atac otel ea oa aa Ginette dci a a a Measuremenis sasa e aa za art cauta a cea a atat ad t ta Log Mode Log Settings men eee nea ana nn Deleie Data sista za ua aaa aa dela aaa dea la 3 Y ces aceata c aie a D a a d na e ca za da Boa APPLICATIONS scie ceia a aice ee ada aa o a dia 4 This page intentionally left blank Chapter 1 Unpacking and Parts Identification Carefully unpack the instrument and accessories from the shipping container Check the individual parts against the list of components below If anything is missing or damaged notify TSI immediately 1 Carrying case Instrument USB cable CD ROM with downloading software Calibration collar AC adapter This page intentionally left blank Chapter 1 Chapter 2 Setting up Supplying Power to the Model 7545 IAQ CaLc Indoor Air Quality Meter The Model 7545 can be powered in one of two ways four size AA batteries or the optional AC adapter Installing the Batteries Insert four AA batteries as indicated by the diagram located on the inside of the b2. ON OFF Key Press to turn the Model 7545 on and off During the power up sequence the display will show the following Model Number Serial Number and Software Revision Arrow AY Keys Press to scroll through choices while setting a parameter Pressing the AY keys simultaneously will lock the keypad to prevent unauthorized adjustments to the instruments To unlock the keypad press the AY keys simultaneously Enter Key Press to accept a value or condition Arrow lt or gt and Menu Soft Keys Press arrow keys to change choices while setting a parameter Press the Menu soft key to select the Menu selections which are Display Setup Settings Barometric Pressure Data Logging Applications and Calibration Common Terms In this manual there are several terms that are used in different places The following is a brief explanation of the meanings of those terms Sample Consists of all of the measurement parameters stored at the same time Test ID A group of samples The statistics average minimum maximum and count are calculated for each test ID The maximum number of test IDs is 100 Time Constant The time constant is an averaging period It is used to dampen the display If you are experiencing fluctuating flows a longer time constant will slow down those fluctuations The display will update every second but the displayed reading will be the average over
3. IAQ CALC INDOOR AIR QUALITY METER MODEL 7545 OPERATION AND SERVICE MANUAL P N 1980576 REVISION E DECEMBER 2014 START SEEING THE le REGISTERING TODAY Thank you for your TSI instrument purchase Occasionally TSI releases information on software updates product enhancements and new products By registering your instrument TSI will be able to send this important information to you http register tsi com As part of the registration process you will be asked for your comments on TSI products and services TSI s customer feedback program gives customers like you a way to tell us how we are doing UNDERSTANDING ACCELERATED TSI Incorporated Visit our website www tsi com for more information USA Tel 1 800 874 2811 India Tel 91 80 67877200 UK Tel 44 149 4 459200 China Tel 86 10 8219 7688 France Tel 33 491118764 Singapore Tel 65 6595 6388 Germany Tel 49 241 523030 2013 TSI Incorporated Printed in U S A Copyright TSI Incorporated 2007 2014 All rights reserved Address TSI Incorporated 500 Cardigan Road Shoreview MN 55126 USA Fax No 651 490 3824 LIMITATION OF WARRANTY AND LIABILITY effective April 2014 Seller warrants the goods excluding software sold hereunder under normal use and service as described in the operator s manual to be free from defects in workmanship and material for twenty four 24 months or the length of time specified in the
4. Zero CO menu item sets the baseline zero reading for the CO sensor Only zero the CO sensor in fresh air where no CO is present or with the probe connected to zero gas DATA LOGGING Measurements Measurements to be logged are independent of measurements on the display and must therefore be selected under DATA LOGGING gt Measurements Log Mode Log Settings You can set Log Mode to Manual Auto save or Cont key e Manual mode does not automatically save data but instead prompts the user to save a sample e In Auto save mode the user manually takes samples that are automatically logged e In Cont key mode the user starts taking readings and logging by pressing the key The instrument will continue taking measurements until the key is pressed again e Auto save and Cont Key modes have the following additional Log Settings Mode Log Settings Auto save Log Interval Cont key Log Interval e Pressing the AY keys simultaneously will lock the keypad to prevent unauthorized adjustments to the instruments To unlock the keypad press the AW keys simultaneously Delete Data Use this to delete all data delete test or delete sample Memory This option displays the memory available Delete All under Delete Data will clear memory and reset the memory available APPLICATIONS You can choose Outside Air in the Applications menu After choosing this application take measurements or enter data for each line Ope
5. memory required on instrument Remove the probe from excessive temperature immediately excessive heat can damage the sensor Operating temperature limits can be found in Appendix A Specifications 11 12 This page intentionally left blank Chapter 5 Appendix A Specifications Specifications are subject to change without notice CO Range 0 to 5000 ppm Accuracy 3 of reading or 50 ppm whichever is greater Resolution 1 ppm Sensor type Non Dispersive Infrared NDIR CO Sensor Range 0 to 500 ppm Accuracy 3 of reading or 3 ppm whichever is greater add 0 28 F 0 5 C away from calibration temperature Resolution 0 1 ppm Response time lt 60 seconds to 90 of final value Sensor type Electro chemical Temperature Range 32 to 140 F 0 to 60 C Accuracy 1 0 F 0 6 C Resolution 0 1 F 0 1 C Response time 30 seconds 90 of final value air velocity at 2 m s Display units F or C user selectable Type Thermistor Humidity Range 5 to 95 RH Accuracy 3 0 RH includes 1 hysteresis Resolution 0 1 RH Response time 20 seconds for 63 of final value Sensor type Thin film capacitive Instrument Temperature Range Operating Electronics 40 to 113 F 5 to 45 C Storage 4 to 140 F 20 to 60 C Instrument Operating Conditions Altitude up to 4000 meters Relative humidity up to 80 RH non condensing Pollution degree 1 in ac
6. operator s manual from the date of shipment to the customer This warranty period is inclusive of any statutory warranty This limited warranty is subject to the following exclusions a Hot wire or hot film sensors used with research anemometers and certain other components when indicated in specifications are warranted for 90 days from the date of shipment b Carbon monoxide CO Electro chemical sensors are warranted for 12 months from the date of shipment c Parts repaired or replaced as a result of repair services are warranted to be free from defects in workmanship and material under normal use for 90 days from the date of shipment d Seller does not provide any warranty on finished goods manufactured by others or on any fuses batteries or other consumable materials Only the original manufacturer s warranty applies e This warranty does not cover calibration requirements and seller warrants only that the instrument or product is properly calibrated at the time of its manufacture Instruments returned for calibration are not covered by this warranty f This warranty is VOID if the instrument is opened by anyone other than a factory authorized service center with the one exception where requirements set forth in the manual allow an operator to replace consumables or perform recommended cleaning g This warranty is VOID if the product has been misused neglected subjected to accidental or intentional damage or is not
7. the last time constant period For example if the time constant is 10 seconds the display will update every second but the displayed reading will be the average from the last 10 seconds This is also referred to as a moving average Logging Interval The logging interval is a frequency period that the instrument will log readings For example if the logging interval is set to 30 minutes each sample will be the average of the last 30 minutes Menus DISPLAY SETUP Display setup menu is where you will setup the desired parameters to be displayed on the running screen With a parameter highlighted you can then use the ON soft key to have it show up on the running screen or select the OFF soft key to turn off the parameter Use PRIMARY soft key to have a parameter show up on the running screen in a larger display Only one parameter be selected as a primary and up to 2 secondary parameters can be selected at one time SETTINGS Settings menu is where you can set the general settings These include Language Beeper Select Units Time Constant Contrast Set Time Set Date Time Format Date Format Number Format Backlight and Auto Off Use the lt or gt soft keys to scroll through the settings for each option and use the key to accept settings BAROMETRIC PRESSURE Barometric Pressure menu is where you set the barometric pressure which can affect the measurement 6 Chapter 3 ZERO CO
8. attery compartment The Model 7545 is designed to operate with either alkaline or NiMH rechargeable batteries although it will not recharge NiMH batteries Battery life will be shorter if NiMH batteries are used Carbon zinc batteries are not recommended because of the danger of battery acid leakage Using the Optional AC Adapter When using the AC adapter the batteries if installed will be bypassed Be sure to provide the correct voltage and frequency which is marked on the back of the AC adapter The AC adapter is not a battery charger Using the Probe The sensing probe relies on the diffusion of air For best results try to keep the sensing probe surrounded by moving air Do not breathe on the probe Humans exhale CO levels exceeding 10 000 ppm and it may take time for the probe to re stabilize Use the probe holder to support the probe when in continuous data logging mode Connecting to a Computer Use the USB Cable provided with the Model 7545 to connect the instrument to a computer for downloading stored data For more information on how to download stored data see Chapter 3 section titled LogDat2 Downloading Software of the Model 7545 is not intended for connection to a public telecommunications network Connect the USB data port only to another USB port Ge Caution This symbol is used to indicate that the data port This page intentionally left blank Chapter 2 Chapter 3 Operation Keypad Functions
9. cordance with IEC 664 Transient over voltage category II 13 Data Storage Capabilities Range 26 900 data points with key 4 measured parameters enabled Logging Interval Intervals 1 second up to 1 hour user selectable Time Constant Intervals 1 sec 5 sec 10 sec 20 sec 30 sec user selectable External Meter Dimensions 3 3 in x 7 0 in x 1 8 in 8 4 cm x 17 8 cm x 4 4 cm Meter Probe Dimensions Probe lengih 7 0 in 17 8 cm Probe diameter of tip 0 75 in 1 9 cm Meter Weight Weight with batteries 0 6 Ibs 0 27 kg Power Requirements Four AA size batteries included or AC adapter optional 9 VDC 300 mA 4 18 watts input voltage and frequency vary depending on which adapter is used Add 0 2 0 2 away from calibration temperature 2 77 25 Add uncertainty of 0 2 F 0 2 C away from calibrated temperature 3 At 77 F 25 C Add uncertainty of 0 03 RH F 0 03 RH C away from calibrated temperature 14 Appendix A TSE UNDERSTANDING ACCELERATED TSI Incorporated Visit our website www tsi com for more information USA Tel 1 800 874 2811 India Tel 91 80 67877200 UK Tel 44 149 4 459200 China Tel 86 10 8219 7688 France Tel 33 4 91 11 87 64 Singapore Tel 65 6595 6388 Germany Tel 49 241 523030 P N 1980576 Rev E US 2014 TSI Incorporated Printed in U S A
10. oods returned under warranty to Seller s factory shall be at Buyer s risk of loss and will be returned if at all at Seller s risk of loss Buyer and all users are deemed to have accepted this LIMITATION OF WARRANTY AND LIABILITY which contains the complete and exclusive limited warranty of Seller This LIMITATION OF WARRANTY AND LIABILITY may not be amended modified or its terms waived except by writing signed by an Officer of Seller Service Policy Knowing that inoperative or defective instruments are as detrimental to TSI as they are to our customers our service policy is designed to give prompt attention to any problems If any malfunction is discovered please contact your nearest sales office or representative or call Customer Service department at 800 874 2811 USA or 1 651 490 2811 International CONTENTS CHAPTER 1 UNPACKING AND PARTS IDENTIFICATION CHAPTER 2 SETTING UP ceea eee eee ae ane aaa manea aaa aa Supplying Power to the Model 7545 IAQ CALc Indoor Air Quality Meter eee nenea aaa a Installing the Batteries men Using the Optional AC Using The Probe enneeeneeena e nnaa aaaae Connecting to a Computer mean nenea aaa ana nn CHAPTER 3 aaa anna Keypad Functions
11. properly installed maintained or cleaned according to the requirements of the manual Unless specifically authorized in a separate writing by Seller Seller makes no warranty with respect to and shall have no liability in connection with goods which are incorporated into other products or equipment or which are modified by any person other than Seller The foregoing is IN LIEU OF all other warranties and is subject to the LIMITATIONS stated herein NO OTHER EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR PARTICULAR PURPOSE OR MERCHANTABILITY IS MADE TO THE EXTENT PERMITTED BY LAW THE EXCLUSIVE REMEDY OF THE USER OR BUYER AND THE LIMIT OF SELLER S LIABILITY FOR ANY AND ALL LOSSES INJURIES OR DAMAGES CONCERNING THE GOODS INCLUDING CLAIMS BASED ON CONTRACT NEGLIGENCE TORT STRICT LIABILITY OR OTHERWISE SHALL BE THE RETURN OF GOODS TO SELLER AND THE REFUND OF THE PURCHASE PRICE OR AT THE OPTION OF SELLER THE REPAIR OR REPLACEMENT OF THE GOODS IN THE CASE OF SOFTWARE SELLER WILL REPAIR OR REPLACE DEFECTIVE SOFTWARE OR IF UNABLE TO DO SO WILL REFUND THE PURCHASE PRICE OF THE SOFTWARE IN NO EVENT SHALL SELLER BE LIABLE FOR LOST PROFITS BUSINESS INTERRUPTION OR ANY SPECIAL INDIRECT CONSEQUENTIAL OR INCIDENTAL DAMAGES SELLER SHALL NOT BE RESPONSIBLE FOR INSTALLATION DISMANTLING OR REINSTALLATION COSTS OR CHARGES No Action regardless of form may be brought against Seller more than 12 months after a cause of action has accrued The g
12. ration 7 LogDat2 Downloading Software The Model 7545 comes with special software called LogDat2 Downloading Software which is designed to provide you with maximum flexibility and power To install this software on your computer follow the instructions on the label of the LogDat2 CD ROM To download data from the Model 7545 connect the supplied computer interface USB cable to the Model 7545 and to a computer USB port Then run the LogDat2 downloading software Within the LogDat2 software either select the tests to be downloaded or double click on a test to open it 8 Chapter 3 Chapter 4 Maintenance The Model 7545 requires very little maintenance to keep it performing well Recalibration To maintain a high degree of accuracy in your measurements we recommend that you return your Model 7545 to TSI for annual recalibration Please contact one of TSI s offices or your local distributor to make service arrangements and to receive a Return Material Authorization RMA number To fill out an online RMA form visit TSI s website at htip service tsi com U S amp International TSI Incorporated 500 Cardigan Road Shoreview MN 55126 3996 Tel 800 874 2811 651 490 2811 Fax 651 490 3824 The Model 7545 can also be recalibrated in the field using the CALIBRATION menu These field adjustments are intended to make minor changes in calibration to match a user s calibration standards The field adjustmen
13. t is NOT intended as a complete calibration capability For complete multiple point calibration and certification the instrument must be returned to the factory Cases If the instrument case or storage case needs cleaning wipe it off with a soft cloth and isopropyl alcohol or a mild detergent Never immerse the Model 7545 If the enclosure of the Model 7545 or the AC adapter becomes broken it must be replaced immediately to prevent access to hazardous voltage Storage Remove the batteries when storing the unit for more than one month to prevent damage due to battery leakage 10 This page intentionally left blank Chapter 4 Chapter 5 Troubleshooting Table 5 1 lists the symptoms possible causes and recommended solutions for common problems encountered with the Model 7545 If your symptom is not listed or if none of the solutions solves your problem please contact TSI Table 5 1 Troubleshooting the Model 7545 Symptom Possible Causes Corrective Action No Display Low or dead batteries i a e contacis Humidity reading Probe exposed to Shade the probe while near zero or not intense light taking samples believable High CO levels Breathing on probe Shield probe from breath and allow instrument to re stabilize No response to Keypad locked out Unlock keypad by keypad pressing AY keys simultaneously Instrument Error Memory is full Download data if message appears desired then DELETE ALL
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