STN2 Series Thermal Mass Flow Meter User Manual
Contents
1. AC220 or 24VDC H impulse public C Ground I impulse lowerlimit of flux D RXD A M analog output of flux signal E Digital N Signal F TXD B O analog output of temperature signal Moreover please indicate choice of output function when ordering products Chapter 3 instrument operation description Function brief introduction This instrument is used to measure gas mass flux It has functions to display instantaneous and accumulative flux Moreover it has some human function such as gas property coefficient non linear modification output signal revision oprating simply and conveniently secret key function It s not set parameter until you input correct password It s very important to run safely for instrument when you press nothing instrument will return to main measurement module one minute later to ensure normal measurement Setting key function You can set full measurement scale set instantanous flux radix point non linear value Gas coefficient display zero to clear simulation output revision recover ex factory coefficient by keyboard gt Instrument measurement scale 4 available digit maximum 9999 gt Display of DecimalPoint The largest three digits 9 999 one digit 999 9 two digits 99 99 three digits 9 999 When changing the decimal point of instantaneous flow the pile up flow will change the same number of digits Thus the decimal point should be set before normal function of the m2. N1 N1 Bearing Transient Voltage to Protect Circuit T1 T1 T1 Communication with RS232 T2 T2 T2 Communication with RS485 J1 J1 J1 Output of Analoge Value of Temperature J2 J2 J2 Alarm Output of Relay Flow Fl Appendix A Gas Table Table of Transition of Mass Flow to Coefficient of Gas Gas Molecular Formula Density Gram Litre 0 C Transition Coefficient Air Air 1 293 1 000 Ar Ar 1 784 1 415 AsH3 AsH3 3 478 0 673 BBr3 BBr3 11 180 0 673 BCL BCL 5 227 0 378 CH CH 0 715 0 719 17 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter C2H6 C2H6 1 342 0 481 CO CO 1 250 1 000 CO CO 964 0 737 CL CL 3 163 0 858 O5 O5 1 427 0 992 CH CH 0 760 0 719 NO NO 389 0 976 NO NO 2 052 0 741 N2 N2 1 250 1 000 H2S H2S 1 520 0 844 Ne Ne 0 900 1 415 Kr Kr 3 739 1 415 He He 0 179 1 415 H2 H2 0 090 1 010 SiH SiH 1 433 0 599 SO SO 2 858 0 687 HBr HBr 3 610 1 000 SiF SiF 4 643 0 348 C2H6 C2H6 1 967 0 348 C4Hi0 C4Hijo 2 593 0 255 CH30H CH30H 1 430 0 584 C2H60 C2H60 2 055 0 392 CsHi2 CsHj2 3 219 0 217 C2H2 C2H2 1 162 0 581 C3H4 C3H4 1 787 0 421 C2H4 C2H4 1 251 0 598 C3H6 C3H6 1 877 0 398 C4Hs C4Hs 2 503 0 294 C4H6 C4H6 2 413 0 322 CF CF 3 967 0 428 Appendix B Techni
3. stop Flow optional A Demarcation Sheet optional A Demarcation Software optional Chapter 6 Technical Support and Service Problem Analysis and Handling Phenomenons Reasons Solutions 14 Display value is too large SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Too much water in the medium Dirty probe head The temperature level of the probe is not enough Wrong insertion Increase the number of filters Clean the probe head Use a probe of higher temperature level Use a software of calculating higher temperature Install following the instructions Indication variation of The straight part of the tube Increase the number of rectifiers Wrong connection flow output is too is not long enough Dirty Clean the probe head large probe head No output Weakelectricity source Choose a suitable electrical source Right connection Display value of full scale High temperature In water Use a probe of higher temperature level Use a software of calculating higher temperature Rightinstallation Maintenance This product as a result of own characteristic the cost of maintainance is minimum When there is a large error of output signal you should clean the probe head regularly To clean the probe head you cannot knock it with hard objects instead you should use water alcohol and cotton and dry it before normal u
4. u Notice Before entering this function a current meter should be connected with the output of the meter in series After setting zero you should press the SEL key for setting the adjustment of 4mA output of the analogue value Record the reading from the current meter and input them into the meter then finished The method is same as Meter scale Adjustment of Flow 20mA Format 620 XK After setting the adjustment of flow 4mA output of the analogue value you should press the SEL key for setting the analogue 20mA The method is same as The adjustment of flow 4mA SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Resumption of Original Parameters Format OFF After setting the adjustment of flow 20mA you should press the SEL ENTER key for setting the resumption of original parameters OFF Parameters remain the same ON Parameters are the original ones In the sub menue press the UP key to choose the function and then Press the SEL key to confirm Section 4 RS232 485 Operation Smart200 software Introduction As an assistant software of the meter this software wants to achieve two goals One is to provide communication agreements to clients for the convenience to enter the system of clients and test their softwares The other is to be a fast and effective testing tool when clients check their meter Features of Software Smart 200 gt Practical convenience and easy to use Green sof
5. F when it leaves factory when clearing zero choosing ON is ok Notice When using this function the meter clear the pile up value Setting Steps Positon of Keys and Definitions SEL The Key for Setting and Entering the Menu UP The key for adding one which can be the browse key under the measuring mode DOWN The Key for Left moving ENTER The Key for Holding For Expansion Setting Steps with the Meter Keyboard Table 2 10 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter F 9999 SEL Twelveth Point UP DOWN 322 Input Actual Value UP DOWN 323 Input Standard Value Not Correct Input Code Gas Coefficent UP DOWN SEL Correct Setting Zero UP DOWN 1 XXXX j Scale UP DOWN Adjsutment of Current 4mA SEL UP DOWN Adjsutment of Current 2mA Decimal Point UP 2 X UP DOWN SEL Resumption of Original Paraments First Point of Scale UP DOWN 300 XX XX UP 300 Input Actual Value 301 Input Standard Value Linear function UP SEL Second Point Calculated value to clear UP 302 Input Actual Value 301 XXXX 303 Input Standard Value Back to main menu Setting of Parameters Meter Scale Referringto Table 2 Format Under the measuring mode press the key SEL to enter the sub menu of code and then input the password 1111 The cursor flashes in the units place Pressing the key UP for adding 1 to the digital quantity 0 9 circulation Then press the DOWN key for left moving tens p
6. Mass Flow Meter 4 if the instrument is against exploding products You should install according to following requirements 1 2 the cover of front and back must tighten Electric connection must seal by accessories instrument installation should avoid environmental temperature beyond range seted by technical parameter The highest surface temperature can t beyond gas temperature permitted 3 against exploding model should pay some attention to againsst exploding surface and screw thread don t allow having damnify 4 5 Products is eligible by exploding check that can t allow to change parts location setting against exploding flowmeter must accord with GN3836 15 2000 exploding gas environment use electric equipment the fifteenth part dangerous location electric installation except coal and mine standard 6 7 The shell of against exploding products must rely to ground Before installing instrument should be checked if it can t satisfy requirement don t allow to use notice turn off power in installation Sensor installation direction STN2 series gas mass flow meter have two kinds one is double direction measurement another one is single direction measurement Notice in installation any direction sign in the bottom of instrument shell is single direction measurement sensor In installation you should let liquid in sign direction for double direction measureme
7. Probe Rod A A A 16mm B B B 19mm Model Model Model Probe Head B B B Stainless Steel C C C HAS Alloy C W W W Others Contact with the factory or office when Model Model Model Process Connection A 3 A NPT B 1 Hange C 1 1 4 NPT D 1 1 2 NPT E 2 Hange W Others Contact with the factory or office when Model Model Model Sizeof Tube A A 1 4 B B 1 2 C C 1 D D 1 1 2 E E 27 F F 6 G G 8 W W Others Contact with the factory or office when Model Model Model Flange Standard 0 NO 1 150Ib Carbon Steel 2 150Ib Stainless Steel 3 300Ib Carbon steel 4 300Ib Stainless Steel W Others Contact with the factory or office when Model Model Model Tube Flange 16 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Carbon Steel Stainless Steel Temperaure Pressure 1 1 1 40 C 100 C 2 2 2 20 C 200 C H H H 0 C 450 C P P P gt 1 6MPa Depth of Insertion 1 1 6 2 1 12 3 1 21 W Definition of the User Type of Transmission Allin One Fission Only Suitable for Occasions of Other Options S1 S1 S1 Sealed Device of On line Putting In Out Low M1 M1 M1 Display of Meter Head El El El The Factory Mutually Examines FM Non E2 E2 E2 Identification of Product Safety and Explosion N1
8. STN2 Series Thermal Mass Flow Meter User s Manual Vo 2 2005 8 Sunnylee SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Customer s Notice Sunnylee company will not be responsible for any harm to health that caused by standard mass flow meter in harmful measurement medium When choosing model you must check whether the flow meter is suitable to your measure field or not Copyright possession Without sunnylee company written permission any part of this manual was forbidden to copy and publish in any form or way If any change happened to this manual Please forgive not to inform again 1 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Catalogue Chapter1 overview Brief introduction Applications of manual Safety information Receiving goods Defination of terms that are used in this manual Oprating principle of flow sensor Chapter 2 installation and connection Preparation for installation Sensor installation direction Plug in installation One piece installation Installation in parts Installation depth one piece installation and installation in parts Flange installation One piece installation Installation in parts Electric connection part of the instrument Chapter 3 operating instructions Brief introduction of its functions Setting keyboard function Setting procedure Keyboard location and definition Keyboard lacation procedure of inst
9. cal Parameters Measuring Range 0 120m s 20 C 101 33KPa Accuracy 1 Reading 0 5 Full Scale Repeativity Full Scale Range of Environmental Temperature 40 C 85 C No Display 30 C 70 Display Humidity lt 90 RH Range of Medium Temperature 40 C 100 C 0 C 200 C 0 C 450 C 0 510 C Output of Analogue Value Flow 4 20mADC Temperature 4 20mADC Typical Response Time 1 second Temperture Coefficient 0 05 C 18 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Output of the Value of Pile up Pulse Enter 12 sections of non linear revision in sets at 10 sections of non linear revision Communicaton Output RS232 RS485 RS422 Relay of Lower and Upper Limit Output 2A 220VAC 4 digit display of instantaneous flow 6 digit output of pile up flow Large Screen with 8 digit LCD Display Process Pressure lt 2MPa Process Connection Flange Locking Device Ball Valve Connection Safety and Explosion Suppression Appearance Size and Installation Size 144 5 67 gt 1224 8 1884 8 unit mm 55 2 17 DN mm H mm L1mm L mm k _ 20 255 333 381 L 15 260 333 1381 1900 75 plug in model L length of meter confirmed by user Appendix C Applications Measurement of Suppressed Air in Factories Measurement of Natura
10. cation rate of Measurement capacity 1000 1 Big diameter and small flux measurement Less than 8 points flux measurement Adopt special technique double balance strument sealed sensor not be sensitive to vibration Straight pipe section 1D 2D Measurement value of flux has nothing to do with temperature and stress Adopt special smart I hardware and smart I software adapt to high temperature measurement 510 C Adopt expert arithmetic to realize high precision Using manual The manual is composed of seven chapters Chapter 1 brief introduction and operating principle Chapter 2 the instruction of installation fitting and connection Chapter 3 the instruction of instrument operation Chapter 4 communication operation RS232 RS485 Chapter 5 setting ex factory and accessories Chapter 6 technical support and service Chapter 7 instruction of instrument model Appendixes Appendix A the table of gas Appendix B technical parameter Safety information notice and warning in this manual are used to remind you of important information Warning this sign with Notice This sign with important information that important information that protect worker s safety and protect equipment and equipment s danger need to running property pay more attention to it Receiving goods SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter when receiving instruments from sunnylee company please chec
11. ctifier so straight pipe can be reduced to 1D Welding foundation To drill a 22 round hole in pipe weld foundation on it to ensure welding has no weaking location and welding line smoothing Installation instrument Plug in depth seeing item of installation depth One piece installation has tighten installation and flange installation In installation you should make tighten lock into probe after confirm plug in depth tighten by spanner flange installation fixed by 4 bolts is ok Notice to fill up sesled mat For high temperature model notice to use resistant high temperature mat Installation in parts transmitter installation is installed by accessories sensor installation direction ec just like one piece installation suggest user adopt continuous ball valve take apart conveniently especially in harmly medium field Installation depth In real application process mostly two kinds pipeline roundness and squareness Two kinds description as follows about others pipeline shape please consult sunnylee company technical support here is nothing to say Factory recommendation average flux location Round pipeline Less than DN300 of diameter plug in depth is 1 2D 15mm Diameter between DN300 1000 plug in depth is 1 4D 15mm Diameter more than DN1000 plug in depth is 1 8D 15mm Square pipeline Generally make a testing through plug in instrument because flowing from one pipewall to another one at least whe
12. eter If you want to set the decimal point again you should stop the meter and record the pile up 9 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter reading gt Signal of Non linear Value 4 significant digits There are 12 sections Each section has two values including the actual measuring value and the standard value gt Gas Coefficient The largest value 1 999 The difference in nature of each gas result in the difference in specific heat capacity which is listed when the prouct leaves the factory Clients can inquire SUNN YLEE company for technical support gt Setting Zero Since the sensibility of the meter is very high so it will not display zero In order ot set zero you should input the non zero number diplayed into the meter the largest value 0 9999 gt Adjustment of Flow Input In each period you need to adjust the scale and zero point which are corresponding to point 4m and 20mA so that you can simply input the current reading from the meter connected in the circuit in series 4mA Input Format Fixed X XXXX 20mA Input Format Fixed X X XX gt Resumption of OriginalParameters When you set something wrong to the meter You can use this function OFF Cancel the Function ON Open the Function gt Linear modification is ON when it leaves factory Suggest user not to change it unless user indicates it personally it should be setted OFF gt Calculated value to clear this function is OF
13. k packing box to confirm whether in good case or not if packing box is broken you should inform transportation department and submit a report to factory or their agents Take apart packing strip to check whether products and accessories are complete Please notice not to throw away any packing material Please don t return any product to factory before you contact to our customer service explanation of terms used in the manual Noun definition used in the manual as follows Measurement capacity instrument can measure maximum flux in precision range generally speaking instrument can measure higher than its flux range but its precision will not be in its technical parameter range Measurement capacity rate during precision range it s the rate that insrument can measure maximum flux and minimum flux One piece form it s a form that shell of transmitter and sensor are together In parts form it s a form that shell of transmitter is apart from sensor Flow sensor theory STN2 series gas mass flow meter is based on king law thermal diffusion theory the quantity of liquid go through heat resource is direct proportion with the heat quantity of dissipation This instrument has two sensors The one is used as a heat resource and sensor another one is used to measure the medium temperature when flowing liquids go through sensor has a rate of heat quantity of dissipation so we can calculate the flux by electronic module Because it measure
14. l Gas Measurement of Fuel Gas and Air Blast of Boilers Measurement of Gas of Sewage Handling Measurement of Torch Gas Measurement of Liquid Gas and Methane Measurement of Hydrogen Gas Measurement of Gas Adding of Iron and Steel Plant Measurement of Ammonia Gas in the Fertilizer Factory Measurement of Coal Gas of Coking Furnace in the Coking Factory Measurement of Coal Gas of Blast Furnace in the Puddling Factory Measurement of the Fist Wind and Second Wind of Blast Furnace in Power Plant Control of the Ratio of Powder and Gas in the Process of Burning Powdered Coal Measurement of Emission of SO2 and NOX in the Flue Pipe Measurement of the Gas Flow in Fuel Battery Factory Control of Hot Steam Flow s Exhaustion of Vertical Stroke like Pulverizer in the Cement Industry SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Control of Hydrogen Oxygenand Nitrogen Gas in the Quench Tower Measurement and Control of Fuel Gas e g Coal Gas of Blast Furnace Coal Gas of Coking Natural Gas of the Heating Furnace and the Measurement of Gas Flow in the Industrial Pipe Measurement of Air Flow in the Burning Process Thank you for your purchasing the products of SUNNYLEE company Please feel free to inform us if there is any problem in applying the products We promise to reach the scene within 24 hours Any good suggestions to improve the products will be rewarded with a surprising present 20
15. lace Display of Decimal Point After setting the scale you can press the SEL key for setting decimal point The decimal place only LI SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter has the units place 0 3 circulation The setting method is the same as Meter scale Linear revision of signal 12 sections Format oo 00 XXXX After setting the display of decimal point you should press the SEL key for Setting the Linear revision of signal 12 sections Meaning of Points Each point has two values One is the actual measuring value and the other is the calculated standard value Order Point 1 12 the value should be in ascending order Format 300 XXXX The actual measuring value of first point 301 XXXX The calculated standard value of first point 302 XXXX The actual measuring value of second point 303 XXXX The calculated standard value of second point 322 XXXX The actual measuring value of twelveth point 323 XXXX The calculated standard value of twelveth point Referring to the Meter scale for the method of running keyboard Gas Coefficient Format i XXXX After setting the linear correction value you should press the SEL key for setting the gas coefficient The method is the same as Meter scale Setting Zero Format After setting the gas coefficient you should press the SEL key for setting zero The method is same as Meter scale Adjustment of Flow 4mA Format 604
16. n flowing section is symmetrical we can confirm average flux point by a half pipeline Flange installation figure 4 Flange module with a section of pipeline DN15 DN25 DN40 DN50 DN80 DN100 DN150 DN200 DN250 DN300 specific shape and size seeing table 1 SUNNYLEE 130911043 You can install horizontally or vertically When installation firstly to weld front and back straight pipe with special flange together Secondly connect front and back straight pipe Sealing mat and instrument to be complete one then install this groupware in the pipeline when installing please notice sign direction on the Model STN2 Series Thermal Mass Flow Meter instrument should be accord with liquid direction Flange model has single direction measurement and double direction measurement for double direction measurement instrument it s no necessary to consider the instrument direction Installation in parts just like plug in one Table 1 Diameter L mm H mm DNI5 305 255 DN25 381 260 DN40 305 270 DN50 305 215 DN80 457 290 DN100 457 300 DN150 610 325 DN200 615 350 DN250 620 375 DN300 630 400 Instrument electric connection Screw open back end lid as fig 5 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter e insurance power module Light of power fig 5 A AC220 or 4 24 VCD G enlarge upperlimit of flux B
17. nt sensor you just need let liquid parallel with sign Liquid direction Liquid direction 4 Single direction measurement Double direction Plug in installation STN2 series gas mass flowmeter have two installation that is plug in and flange Plug in installation just as its name is direct plug in pipeline figure 3 plug in installation have one piece and in parts location confirm In priciple when installing instrument you should be away from elbow change diameter electromagnetic valve and so on to ensure stable flow field Instrument should locate in front 10 back 5 that is to say upper straight pipe is 10 times diameter lower pipe is 5 times diameter of pipe You can install horizontally or vertically Factory recommendation Upper pipe has control valve upper straight pipe is 45 times D diameter 6 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Upper pipe has syphon upper straight pipe is 15 times D Upper pipe has gradual contract pipe upper straight pipe is 15 times D Upper pipe has gradual enlarge pipe upper straight pipe is 10 times D Upper instrument has throttle component upper straight pipeis 5 times D Actually according to real situation you can plug in proper location to get stable flux in real installation process because of different pipeline you can consult FEXR technical supports according to specific situation In convinient location you should add re
18. rument Setting parameter Measurement capacity of instrument Display radix point Signal 12 segment linear modification Gas coefficient Display zero point Flux 4mA modification Flux 20mA modification Renew original parameter Chapter 4 R232 485 operation smart 200 software Brief introduction Characteristic of smart 200 software Installation smart 200 software Connection of instruments and computers SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Running smart200 software Setting measurement capacity of instruments Setting gas parameter Setting radix point Setting modification of 12 segment non linear signal Instantaneous flux and real temperature inspection Chapter 5 setting ex factory and attachment Chapter 6 technical support and service Fault analysis and treatment Maintenance Transportation and storage Chapter 7 manual of instrument model Appendix A the table of gas Appendix B technical parameter Appendix C typical applications Chapter 1 brief introduction SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Welcome to future gas mass flow measurement world sunnylee company this company is special to gas flow meter This manual is a guide of using instruments Characteristic of STN2 series instruments as follows Setting different gas parameters Display zero to clear Output anolog measurement modification Multipoint non linear curve modifi
19. s the mass flux that has nothing to do with medium temperature and pressure Chapter2 installation Before installing instrument you should be assure of location suitable reference data tag this point is very important because every instrument is collocated for special application range please check gas instrullation location installation direction maximum flux range maximum pressure and working temperature pipe pressure should not go beyond rating pressure and temperature of instrument If your field goes beyond any above parameter Please contact with FEXR sales before your installation It s ok to consult FEXR technical supports Check proceeding before installation 1 you should switch on power to check in order to find whether it s ok or not simple methods according to correct connection flux signal output should connect current block aim at probe continually flash several times output has some changes If any problem pleasec consult agent or sunnylee technical support department 2 to check whether installation accessories is complete or not such as tighten tie in tighten flange continually flowing ball valve equipment welding pipe matched connect with pipeline 3 don t install instrument in the neighborhood equipment that s temperature changeable Actually overhumidity and dispersing a mass of heat ensure to have enough room to use cable connection SUNNYLEE 130911043 Model STN2 Series Thermal
20. se Clients are suggested using the install method of ball valve non stop flow so that it is easy to disassembly and install Suggested clientd do not repair the meter otherwise this can create a bigger error Sometimes this can do a bigger harm to the meter The meter should be examined once a year Client can demarcate the meter themselve for the meter mode of having diplay For those which don t having display clients must purchase the hand operated machine for SUNNYLEE company to demarate Also service of regular examination is provided by the company Transportation and Preservation Transportation During transportation this product must not be exposed to rain and heavy objects must be put on it Load or unload this product carefully Preservation This product must be put under the conditions of temperature 40 C 85 C and humidity 85 rH Damages can be made to the meter beyond these conditions Chapter 7 model instruction Model Model Descriptions STN2 STN2L STN2J 2 Insertion Model 2L Flange Model 2J Nip Model Model Model Model Electricity Source A A A 24VDC B B B 220VAC C C C 110VAC 15 SUNNYLEE 13001043 Model STN2 Series Thermal Mass Flow Meter Model Model Model Flow Direction 1 1 1 One Direction 2 2 2 Double Directions Model Model Model Diameter of
21. tware operation system of WINDOWS2000 and 500k harddisk space Installation of Software Smart 2000 Put it in your designated area and click SETUP exe then the software will be installed automatically Connection of the Meter and Computer Meter Computer Open the back cover of the meter and reveals the terminal strip the 0 15mm2 line which shields with three cores belts then connect according to the above graph The computer uses 9 cores communications plug 2 RXD 3 TXD 5 digital place Operation of Software Smart 200 Functions of Software Smart 200 Setting of Meter Scale Setting of Gas Coefficient Setting of Decimal Point Setting of Display of Setting Zero Adjustment of Flux and Analogue Value 4mA 13 SUNNYLEE 130911043 Model STN2 Series Thermal Mass Flow Meter Adjustment of Flux and Analogue Value 20mA Setting of Correction Value of 12 Section Nonlinear Signal Instantaneous Flow and Regular Temperature Monitoring Clicks on Smart200 in the computer procedure instantly to be able to appear the following picture EENZZUAIUISLTID GENE 0 el Pun Ver Ab Gate Math SUNNYLEE Chapter 5 Original Settings and Attachments Original Settings Gas coefficient 1 000 No Indication by Clients Decimal Point 0 Resumption of Original Parameters OFF Attachments A Guide Book A Pass Certificate A Mass Flow Meter of Gas Locking Connector optional Ball Valve Device of Non
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