General Purpose Thermal Mass Flowmeter Model 4140/4143
Contents
1. TSI flowmeters employ a heated platinum sensor They should not be used with flammable or explosive gasses or mixtures TSI flowmeters are not medical devices under FDA 510k and in no situation should they be utilized for human respiration measurements LIMITATION OF WARRANTY AND LIABILITY effective February 2015 For country specific terms and conditions outside of the USA please visit www tsi com 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 12 months or if less the length of time specified in the 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 and exceptions 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 Pumps are warranted for hours of operation as set forth in product or operator s manuals 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 materi2. 63 of final value for 30 kPa step change Over Pressure 620 kPa Burst Pressure Tested to 690 kPa without rupture Do not exceed 690 kPa Pressure Drop See Chart 13 Volume Measurement Range 0 001 to 99 99 Liters Accuracy Air and 100 O2 2 of Reading at flows greater than 2 5 Std L min 100 N2 3 of Reading at flows greater than 2 5 Std L min 100 N20 3 of Reading at flows greater than 41403 and 41433 only 2 5 Std L min See notes 1 through 5 below Instrument Temp Range Storage Ambient 20 to 60 C Gas Calibrations Physical Dimensions External Dimensions See Diagram Tube Adapters Model 4140 41403 0 25 inch O D straight Inlet amp Outlet Model 4143 41433 0 375 inch O D straight i 86 grams Polycarbonate 8 pin mini DIN RS232 Serial 38 400 8 None 1 None 0to10V 13 bit Maximum Current 5 ma Flow Accuracy See note 6 below Notes 1 Accuracy stated at standard conditions of 21 1 C and 101 3 kPa e Add an additional 0 0003 Std L min or 0 075 of reading whichever is greater per 1 C away from standard conditions when operating within the range of 0 C to 50 C e Add an additional 0 015 of reading per 1 kPa above 101 3 kPa or e Add an additional 0 022 of reading per 1 kPa below 101 3 kPa when operating within the pressure range of 70 kPa to 101 3 kPa 2 Accuracy stated with gas temperature and flow body temperature within 10 C of one another 14 Appendix A 3 Accura
3. 7 psia Other manufacturers may use different values Standard flow rate is the flow rate the air would be moving if the temperature and pressure were at standard conditions It is usually the most useful measure of airflow because it defines the heat carrying capacity of the air Volumetric flow rate is the true volume flow of the gas exiting the flowmeter In some instances volumetric flow rate rather than standard flow rate may be of interest To display volumetric flow rate the Model 4140 4143 will multiply the standard flow measurement by the following density correction factor Volumetric Flow StandardFiow eer is mh 273 154 21 11 Pm Where Ty Gas temperature measured in flow tube in units of degrees Celsius Pm Absolute pressure measured in flow tube in units of kPa To demonstrate the difference in output consider the following Measured flow displays 10 Std L min at 15C and 117kPa The volumetric flow as calculated by the Model 4140 4143 would be as follows 8 478L min Volumetric Flow 10 273 15 15 101 3 273 154 21 11 117 17 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 1 41 19 21 99 Singapore Tel 65 6595 6388 Germany Tel 49 241 523030 P N 1980383 Rev F Copyright 2015 by TSI Incorporated Printed in
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5. instrument be returned to TSI every 12 months for re certification The flowmeter will be recalibrated and returned with a certificate of calibration to US National Institute of Standards Technology NIST traceable standards This annual checkup assures you of consistently accurate readings it is especially important in applications where strict calibration records must be maintained Cases If the instrument case or storage case needs cleaning wipe it off with a soft cloth dipped in isopropyl alcohol or mild detergent Never submerge the flowmeter or allow liquids to enter the flow tube Storage When storing the flowmeter always cover the ends of flow tubes with the caps provided to prevent dust or other foreign matter from entering the tube 10 This page intentionally left blank Chapter 4 Chapter 5 Troubleshooting Table 4 lists the symptoms possible causes and recommended solutions for common problems encountered with Series 4100 flowmeters If the symptom is not listed or if none of the solutions solves the problem please contact TSI Customer Support at 1 800 874 2811 or 651 490 2811 Table 4 Troubleshooting Symptom Possible Causes Corrective Action No power to Plug in AC adapter or instrument check power source on mini DIN connector Temperature Temperature sensoris The temperature value reads high at low being heated from the will track the actual gas or zero flows flow sensor tempe
6. GENERAL PURPOSE THERMAL MASS FLOWMETER MODEL 4140 4143 OPERATION AND SERVICE MANUAL P N 1980383 REVISION F APRIL 2015 START SEEING THE BENEFIS Or 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 33141192199 Singapore Tel 65 6595 6388 Germany Tel 49 241523030 2015 TSI Incorporated Printed in U S A GENERAL PURPOSE THERMAL MASS FLOWMETER MODEL 4140 4143 OPERATION AND SERVICE MANUAL P N 1980383 REVISION F APRIL 2015 U S amp INTERNATIONAL TSI Instruments Ltd UK Sales and Customer Service Sales and Customer Service 800 874 2811 1 651 490 2811 44 0 1494 459200 Fax Fax 1 651 490 3824 44 0 1494 459700 J Copyright TSI Incorporated 2003 2015 All rights reserved Address TSI Incorporated 500 Cardigan Road Shoreview MN 55126 USA
7. See the SDMm command in the Series 4000 4100 Serial Command Set manual Display Scroll Mode By using RS232 commands the LCD display can be set up to continuously scroll between flow rate temperature and pressure The scroll rate is adjustable and the user can specify the parameters to be displayed See the SDMFTPn command in the Series 4000 4100 Serial Command Set manual Volume Measurement These flowmeters measure total volume by integrating flow over time This is a calculated measurement performed by the flowmeter and is only available using the RS232 serial port Volume is not displayed on the LCD display Refer to the Series 4000 4100 RS232 Serial Command Set manual for instructions on using the volume function 8 Chapter 3 Chapter 4 Maintenance Flow Sensor Periodically inspect the flow sensor by looking into the outlet of the flowmeter Remove dust particles and fibers from the sensor with clean dry compressed air The flow sensor will break if touched Never run liquids through the flowmeter and never touch the sensor with a brush Dust or other deposits on the flow sensor will degrade the 4140 4143 flowmeter s flow accuracy The flowmeter must be switched off for cleaning Only use clean dry compressed air when attempting to remove contamination from the sensor Re certification To maintain a high degree of confidence in the measurements made by the Model 4140 4143 TSI recommends that the
8. URN OF THE PURCHASE PRICE DISCOUNTED FOR REASONABLE WEAR AND TEAR OR AT SELLER S OPTION REPLACEMENT OF THE GOODS WITH NON INFRINGING GOODS 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 goods 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 signe
9. als 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 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 WITH RESPECT TO SELLER S BREACH OF THE IMPLIED WARRANTY AGAINST INFRINGEMENT SAID WARRANTY IS LIMITED TO CLAIMS OF DIRECT INFRINGEMENT AND EXCLUDES CLAIMS OF CONTRIBUTORY OR INDUCED INFRINGEMENTS BUYER S EXCLUSIVE REMEDY SHALL BE THE RET
10. cking and Parts Identification Carefully unpack the instrument and accessories from the shipping container Check the individual parts against the list of components in Table 1 If any parts are missing or damaged notify TSI immediately Table 1 List of Components Qty Item Description Mass Flowmeter 0 25 inch inlet outlet Air Oxygen Nitrogen Mass Flowmeter 0 25 inch inlet outlet Air Oxygen Nitrogen Nitrous Oxide Mass Flowmeter 0 375 inch inlet outlet Air Oxygen Nitrogen Mass Flowmeter 0 375 inch inlet outlet Air Oxygen Nitrogen Nitrous Oxide Filter Model 4140 60 mm ULPA filter with 0 25 inch barbed 1602317 fittings Model 4143 63 mm HEPA filter with 0 375 inch 1602342 barbed fittings AC Adapter 100 to 240 V N America NEMA 5 15 plug grounded 8918 NA 100 to 240 V Europlug CEE 7 16 grounded 8918 EC 100 to 240 V Great Britain grounded fused 8918 GB 100 to 240 V Australia NZ 8918 AT Operation and Service Manual for Model 4140 4143 Other than the specifications in Appendix A all references to 4140 and 4143 in this manual apply to the 41403 and 41433 respectively Table 2 Optional Accessories Item Description Part Mode Computer Cable mini DIN to 9 pin RS 232 1303583 Analog Cable mini DIN to cable with tinned wires 1303584 1319201 Carrying Case for Model 4140 4143 1319201 Parts Identification Pal 5 a 3 Figure 1 1 Model 4140 4143 Mass Flowmete
11. cy stated measuring dry gas less than 10 R H Includes 0 5 of reading repeatability 5 Volumetric flow rate is calculated from the mass flow measurement Add an additional 0 25 of reading to the flow accuracy to account for the uncertainty in measuring gas temperature and pressure 6 For analog output accuracy offset increases from 0 005 to 02 Std L min 7 Add uncertainty of 0 2 kPa for every 10 C away from 21 1 C Specifications subject to change without notice 4140 4143 Pressure Drop Ss N e m E 4140 2 A 4140 with filter a e 4143 o 5 4143 with filter a 2 a 0 5 10 15 20 25 Flow SLPM Figure A 1 Pressure Drop Dimensions shown with 1 4 O D tube adapters on both ends DA i m Mae lol a moms spa Mounts use 6 32 UNF Screws inmi 127 mm ay Figure A 2 Model 4140 4143 Dimensions Specifications 15 16 This page intentionally left blank Appendix A Appendix B Standard Flow Rate vs Volumetric Flow Rate Since thermal flow sensors are sensitive to changes in air density and air velocity all thermal flowmeters indicate flow rates with reference to a set of standard conditions For TSI instruments standard conditions are defined as 21 1 C 70 F and 101 3 kPa 14
12. d by an Officer of Seller Service Policy Knowing that inoperative or defective instruments are as detrimental to TSI attention to any problems If any malfunction is discovered please contact your nearest sales office or representative or call TSI s Customer Service department at 800 874 2811 USA or 001 651 490 2811 International or visit www tsi com ii CONTENTS CHAPTERS UNPACKING AND PARTS IDENTIFICATION ccccsesssseessssenenees 1 SETTING UP nccrne Supplying POWED ou Connecting Filter and Flow Tubes RS232 Configuration and Operation Configuration Software seesssesssesseecsseesstessseessteecseessneessteeeseersneesntessatessneesneeesaees OPERATION anaiarena ana wah dadanan aaraa raaa aaa OVEeTV EW nsssssessessrsresrerene ON OFF Switch Warm up Time Flow Rate Measurement ssssssssssssssssssssessessssssesssssssesssssseesnsssesseeassasessssesnesaseass 7 Pressure Measurement scsssscssesessessesssscssesnsssssssnsssssesnssessesnseeesesussesseenseeeseenessess 8 Select Measurement Displayed Display Scroll Mode Volume Measurement 4 5 TROUBLESHOOTING ssssessssesesssssesserssnesenrersnersnavsnevaneranevanessnesenenees 11 APPENDIXES A SPECT FICATIONS cscesssssssessssrsrersnesacevanesanesenesseenenseserseeeseeraeeraeeseeeenees 13 B STANDARD FLOW RATE VS VOLUMETRIC FLOW RATE 17 iii This page intentionally left blank Chapter 1 Unpa
13. drop down menus to help change these parameters After you have made your changes be sure to click on Send to store the changes in the flowmeter s memory TSIsetup J x Gas Air bd 02 Close Default Sree bee Mee Serial Number o 41409941007 aaa Flow Units Standard L min v Send Model Number 4140 i 20 Analog Span L min Com Port 0 About Analog Zero mV Calibration Date 12 11 00 1 4 e Display Update Rate ms Display Scroll Mode FlowOny updates 2 If you want to communicate directly with the flowmeter using the basic RS232 commands shown in the Serial Command Set Manual you can use a terminal program HyperTerminal is a common terminal program that is included with most versions of the Microsoft operating system Setting up HyperTerminal to communicate with your flowmeter can sometimes be confusing You can download a document from our web site that helps you configure HyperTerminal Download the document called Using HyperTerminal to communicate with TSI Flowmeters Setting Up 5 3 Ifyou plan to develop a more sophisticated program for data collection and control using LabVIEW you can download a demonstration program called Real time Demo Program and the source code Source Code for Real time Demo Program This program is intended to be a basic demonstration program and nota practical laboratory tool It does however have a convenient implementation of the VOLUME measurement functio
14. ers per minute L min Refer to Appendix B for a description of the two measurements Selecting between the two measurements is accomplished through the serial port Refer to the TSI instruments defines standard conditions as 21 1 C 70 F and 101 3 kPa 14 7 psia 1 bar Series 4000 4100 RS232 Serial Command Set manual for instructions on how to select between flow units The Model 4140 4143 has an independent temperature sensor in the flow tube to measure the gas temperature The temperature sensor is used for temperature compensation of flow rate and for converting flow from standard to volumetric units Temperature can also be displayed on the LCD and is available through the RS232 serial port in the units of degrees Celsius C Note Atlow flow rates the temperature inside of the flow tube will increase because of the heat generated by the thermal flow sensor This effect is normal and the temperature of the incoming gas will be measured once flow resumes Pressure Measurement The Models 4140 4143 measure absolute pressure near the outlet of the flowmeter in the SI units of kilo Pascals kPa Pressure measurements are required when converting from standard to volumetric flow Absolute pressure can be displayed on the LCD and is available through the RS232 serial port Select Measurement Displayed By using RS232 commands the LCD display can be set up to continuously display either flow rate temperature or pressure
15. n that can be useful for basic tests 6 Chapter 2 Chapter 3 Operation TSI flowmeters are not medical devices under FDA 510k and in no situation should they be utilized for human respiration measurements Overview The Model 4140 4143 Flowmeter measures mass flow rate temperature and absolute pressure of the gas inside the flow tube All measurements made by the Models 4140 4143 are NIST traceable ON OFF Switch Slide the switch to the ON position The power switch is marked in the international symbols for on and 0 for off Warm up Time The flowmeter will provide readings immediately upon power up Recommended warm up time of the flowmeter is 5 minutes Flow Rate Measurement Flow rate data can be obtained from the Model 4140 4143 through the LCD display RS232 serial port or the linearized analog output The analog output is a 0 to 10 volt DC linear signal representing 0 to 20 Std L min The analog output scaling is user selectable Refer to the Series 4000 4100 RS232 Serial Command Set manual for instructions on how to obtain flow data through the serial port Gas calibrations air 100 02 100 Nz or 100 N20 can be selected through the RS232 serial port Refer to the Series 4000 4100 RS232 Serial Command Set manual The LCD display will indicate the calibration being utilized air O2 N2 or N20 Flow can be displayed in units of standard liters per minute Std L min or in volumetric units of lit
16. r 1 On Off Switch 4 DC Power Input 2 Display 5 Flow Inlet 3 Mounting Inserts 2 6 Computer Serial Interface Analog Output and Optional Power Input Connection 2 Chapter 1 Chapter 2 Setting Up Supplying Power The flowmeter can be powered in one of two ways through the power jack using the supplied AC adapter or through the mini DIN connector The DC power input connector is shown below along with the power requirements Power Supply 7 5 VDC 1 5 V 300 mA maximum DC INPUT oo When supplying power through the optional TSI interface cable line up the arrow on the connector with the bottom side of the flowmeter Flowmeter connector pin out designations are shown below Table 3 Connector Pin out and Color FLOWMETER Code for TSI Cable PN 1303584 TOP 5 Cable Pin Function Color Code 1 Power Input Black 2 Power Ground Green 3 Analog Output Red 4 Analog Ground Brown 5 no connection Blue 6 RS232 Receive in White 7 RS232 Transmit out Yellow 8 Logic Ground Gray Connecting Filter and Flow Tubes The Model 4140 4143 has a thermal sensor exposed to the gas flow that must be protected from foreign matter and particles TSI supplies a filter that should be connected to the inlet of the flowmeter however any filter will work as long as it has a minimum efficiency of 99 9 Always use a filter on the inlet of the flowmeter Failure to filter
17. rature once the flow rate through the flowmeter exceeds 1 Std L min Flow readings The flow is fluctuating Improve inlet conditions fluctuate greatly or increase display averaging time Display shows The sensor may be Return flowmeter to TSI flows over range damaged or broken for service with no flow passing through flow tube 11 12 This page intentionally left blank Chapter 5 Appendix A Specifications Flow Measurement Measurement Range 0 01 to 20 Std L min Accuracy Air and 100 O2 2 of reading or 005 Std L min whichever is greater 100 N2 3 of reading or 010 Std L min whichever is greater 100 N20 3 of reading or 010 Std L min whichever is 41403 and 41433 only greater Accuracy stated at standard conditions 21 1 C and 101 3 kPa See notes 1 through 6 below Resolution Display 0 001 Std L min between 0 01 and 9 Std L min 0 01 Std L min between 9 and 20 Std L min Response Less than 4 msec 63 of final value at full scale flow Temperature Measurement Measurement Range 0 to 50 C Accuracy 1 C at flows greater than 1 L min See note 2 below Resolution Display 0 1 C Response Less than 75 msec 63 of final value for 20 C step change in temperature at full scale flow Static Pressure Measurement Measured inside flow tube near the exit Measurement Range 50 to 199 kPa Absolute Accuracy 1 kPa See note 7 below Resolution Display 0 1 kPa Response Less than 4 msec
18. the gas flow may change the calibration and or permanently damage the sensor Note Flow direction is identified by the large arrow printed on the bottom side of the flowmeter After attaching the filter connect the flow tube to the inlet of the filter Connecting a tube to the outlet of the flowmeter will create back pressure See Appendix A for flowmeter accuracy specifications when operating at various pressures In general minimize back pressure on the flowmeter to maintain higher accuracy RS232 Configuration and Operation Many flowmeter operating parameters can be easily configured through the RS232 serial port Likewise the flow rate temperature pressure and volume can be read through the serial port Refer to the Series 4000 4100 RS232 Serial Command Set manual for a detailed description of the commands and command syntax RS232 Settings Baud Rate uu 38 4k Stop Bits Flow Control None Table 4 Changeable Operating Parameters Function Command 4 Chapter 2 Configuration Software TSI has several software utilities to help you communicate with your flowmeter to change parameters and to obtain flow data You can download the latest versions of these at no charge from our web site http flowmeters tsi com 1 If you only want to change one or more of the operating parameters shown in Table 4 above the easiest way is to use the software utility called TSI setup This uses convenient
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