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1. Data type C 32 bit Integer 32 bit Float Data type 32 bit Integer C 32 bit Float Figure 6 DLLTester User Interface SimpleTalk exe This is a simple console application that reads 5 values from the MPU Series B database It always reads the same 5 objects starting from database object number 0 Open a DOS window and enter the command SimpleTalk lt machine name gt Figure 7 shows a sample run of this application Page 22 of 28 MNOAO002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter Command Prompt SimpleTalk netos1 D MPU_Liquid Software Test ing MPUBComm ShipSof tware gt SimpleTalk netosi SimpleTalk MPU Series B Communication API examples Reading 5 float values from MPU netosi one status Values read are 202 160 221 800 221 700 254 990 254 930 Figure 7 Running the SimpleTalk exe application 5 1 3 The Network Programmers Interface The following functions are implemented in the DLL GetFloatValues This functions reads object as float values from the MPU Series B database int DLLAPI getFloatValues Input const char lpszHost Hostname to connect to MPUsn11 unsigned short nFirstObjectNumber First database object to read unsigned short nNOfObject The number of objects to read Output float pfValueBuffer Buffer to store the values E Parameters Lp2. This must be a number between and 64 The parameter must be a 16 bit integer PnValueBuffer Specifies the memory address where the function will place the read values The parameter must be a pointer to an array of 64 bits integer values The size of the array must at least be nFirstObjectNumber 8 bytes Page 24 of 28 MNOA002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter SetFloatValues This function writes floating point values to the MPU Series B database int DLLAPI setFloatValues Input const char lpszHost Hostname to connect to MPUsni11 unsigned short nFirstObjectNumber First database object to read unsigned short nNOfObject The number of objects to read float pfValueBuffer Buffer with the values 3 Parameters LpszHost Specifies the host to connect The host must be defined in the host file on your PC The string must be null terminated NFirstObjectNumber Specifies the object number of the first database value to write These object numbers are defined in section 3 WNNOfObJject Specifies how many objects to write This must be a number between and 64 The parameter must be a 16 bit integer Sg PfValueBuffer Specifies the memory address where the values to write are fetched from The parameter must be a pointer to an array of 32 bits single precision values The size of the array must at least be nFirstObjectNumber 4 bytes MNOA002
3. 0 1 5 13 Page 25 of 28 PMC Technologies Exernal Communication Manual setintValues This function writes integer values to the MPU Series B database int DLLAPI setIntValues Input const char lpszHost Hostname to connect to MPUsni11 unsigned short nFirstObjectNumber First database object to read unsigned short nNOfObject The number of objects to read int pnValueBuffer Buffer with the values E Parameters LpszHost Specifies the host to connect The host must be defined in the host file on your PC The string must be null terminated NFirstObjectNumber Specifies the object number of the first database value to write These object numbers are defined in section 3 WNNOfObJject Specifies how many objects to write This must be a number between and 64 The parameter must be a 16 bit integer PnValueBuffer Specifies the memory address where the values to write are fetched from The parameter must be a pointer to an array of 64 bits integer values The size of the array must at least be nFirstObjectNumber 8 bytes Page 26 of 28 MNOA002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter 5 1 4 Status Return Codes The functions implemented in DLL return a single status code upon return The code is returned as a 64 bit integer The table below shows the valid return values Return Description Code 0 The function call succeeded
4. 1 The function call failed 2 The connection attempt to the MPU Series B failed 3 The specified database address was invalid 5 2 MPU Series B WinScreen The MPU Series B WinScreen is a stand alone application for communicating with the MPU Series B It can be used with both the TCP IP and the serial ModBus interface Refer to MNKS001 PRD 0000020565 User Manual MPU Series B for more details MN0A002 0 1 5 13 Page 27 of 28 ep m a Technologies Exernal Communication Manual The specifications contained herein are subject to change without notice and any user of said specifications should verify from the manufacturer that the specifications are currently in effect Otherwise the manufacturer assumes no responsibility for the use of specifications which may have been changed and are no longer in effect Contact information is subject to change For the most current contact information visit our website at www fmctechnologies com measurementsolutions and click on the Contact Us link in the left hand column Headquarters 500 North Sam Houston Parkway West Suite 100 Houston TX 77067 USA Phone 1 281 260 2190 Fax 1 281 260 2191 Measurement Products and Equipment Integrated Measurement Systems Erie PA USA 1 814 898 5000 Dubal United Arab Emirates 971 4 8830303 Corpus Christi TX USA 1 361 289 3400 Ellerbek Germany 49 4101 3040 Los Angeles CA USA 1 310 328 1236 Kongsberg Norway 47 32 2867
5. 18 Calculation Failure Burst Percent Low Gain Error Velocity of sound difference too large Flow corrections active Parameter error S N ratio low O 1024 Turbulence level high 1 2048 Profile deviation high mate W COo N DA ns BY WD RD Page 18 of 28 MNOA002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter 4 2 The ModBus Protocol Message Exchange 4 2 1 Example This chapter describes the exchange of messages taking place in a typical Flow Computer MPU communication Modbus Read Message Example In the following example the flow computer performs the following task Read VOS and flow rate from the MPU Series B The database objects used for VOS and flowrate object numbers 3 and 4 These have the ModBus addresses 6 07D0 Hex and 8 These registers are read with ONE message with function code 3 Figure 2 below shows the contents of this message SC Function 1st register Number of code address 16 bit values ae ole ae Figure 2 ModBus Read Message Example Note All bytes are shown in hexadecimal format The reply from the MPU Series B will be on the format described in Figure 3 below Node Function Byte VOS 344 m s Flow rate 3456 5 m3 h no code count r A K es AS x 01 03 45 58 08 00 Figure 3 ModBus Read Reply Message Example The message contains the content of databas
6. Callable library containing the implementation of the communication system 2 MPUBComm lib Linkable library for Microsoft visual C 3 DLLTester exe An executable test program with a simple user interface 4 SimpleTalk cpp A very simple working example program in C showing the use of the DLL MNOAO002 0 1 5 13 Page 21 of 28 ap m a Technologies Exernal Communication Manual 5 MPUBCommExample exe Executable of the above 6 W95ws2setup exe Installation of windows socket version 2 for Windows 95 Note The library uses windows socket version 2 This component is standard in Windows NT 4 0 and Windows 98 Some versions of Windows 95 haven t got this component installed If there are problems in Windows 95 run the W95ws2setup exe program This installs windows sockets version 2 Warning Do not run W95ws2setup exe if you have Windows NT 4 0 Windows 98 or later Running The Test Programs Both test programs must be run from the same directory the MPUBComm dll file is located DLLTester exe This test program displays a simple dialog where the user can read and write values to the MPU Series B database This is shown in Figure 6 below e DLLTester ES r Host Details Host Name Jee m Retrieve Database Values e r Store Database Values First Database Address 0 Read First Database Address 700 Nof values to retrieve 10 2 Retrieved Values 4080 0000 a 100 0000 0 0000 x
7. Computer Application Example cccssscssseccssssccsensscesecsesneecesnes 17 Figure 2 ModBus Read Message Example iscccccccccoscscccsccsveceesertccoreatecesscateceeussaveceeiite 19 Figure 3 ModBus Read Reply Message Example ecceessecsseceeeeeeeeeseeesaeeeseeeeees 19 Figure 4 ModBus Write Message Baeatmglesgeseigereessdee eege ege 20 Figure 5 ModBus Write Reply Message Example sesssssesssesesesesesesessseessresseesseesseee 20 Fig rte 6 DLL Vester User Isr ia EE 22 Figure 7 Running the SimpleTalk exe application seseseesseeesesereesressrsrrrsersrrsrresresseee 23 Page 4 of 28 MN0A002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter 1 INTRODUCTION 1 1 GENERAL This document contains a description of how to use the MPU Series B Ultra Series ModBus interfaces Both the serial interface and the Ethernet interface are described 1 2 References Doc No Title 1 USM 0000020565 MPU Series B User Manual Operators MNKS001 Manual Configuring the ModBus Serial Ports 2 Andy Swales Schneider Electric Open ModBus TCP Specification Release 1 0 29 March 1999 1 3 Abbreviations CP Communications Processor DSP Digital Signal Processor VOS Velocity of Sound 1 4 Definitions IP Internet Protocol MPU MultiPath Ultrasonic TCP Transport Control Protocol MNO
8. iisscsnadivacsvieeresriiixniaxsnviiien annie 9 3 2 Results Output Register s ccccccccssssssseeeeeeeeeeeeseseeeeeceeeeeeeeeesenees 10 3 3 High Resolution Accumulators ccseseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneees 13 3 4 Computerized Process Variables ReQisterS cscsssssseseeeeeeeees 14 3 5 DECA GERG Calculation results MPU cccsssssseseeeeeeeeeeeeeeeees 15 3 6 Inp t e LE 16 4 REGISTER USAGE a vnnesttecetersciancuntdarnsssnsaomneencioweuvathcwouridirmiekthounarbcieiit 17 4 1 The MPU Series B Alarm Status ccccccceeseeeeeeeeeeeeeeeeeeeeeeeeseeeeeees 18 4 2 The ModBus Protocol Message Exchange Example 19 4 2 1 Modbus Read Message Example snsssnnsoonooeoeeeeeeeeeeeerereeeeee1ne 19 4 2 2 ModBus Write Message Example sssssssseeesesssererneesserrrrrrnen 20 5 WINDOWS COMMUNICATION SOFTWARE cccccccssssssssssseeeeeees 21 5 1 MPUCOMM Dynamic Link Library cccccceesseeeeeeeeeeeeeeeeeeeeees 21 5 1 4 e Ee E EN 5 1 2 Running The Test Programs ssssssssssssssssessssssssssssseees 22 5 1 3 The Network Programmers Interface ceeeeeeeeeeeeeeeeeeees 23 5 1 4 Status Return TE 27 5 2 MPU Series B WinSCre Nnssisisisinisinsninisinssinininaniniaanasinaaanananaaananinananaaa 27 MNOAO002 0 1 5 13 Page 3 of 28 External Data Communication MPU Series B and Ultra Series Procedure FIGURES Figure 1 Flow
9. 00 Barcelona Spain 34 93 201 0989 Melbourne Australia 61 3 9807 2818 Dubai United Arab Emirates 971 4 883 0303 Beljing China 86 10 6500 2251 Moscow Russia 7 495 5648705 Burnham England 44 1628 603205 Singapore 65 6861 3011 Visit our website at www fmctechnologies com measurementsolutions Printed in U S A 5 13 FMC Technologies Measurement Solutions Inc All rights reserved MNOA002 Issue Rev 0 1 5 13
10. 1 1 MPUCOMM Dynamic Link Library This communication link provides a fast and simple way of communicating with the MPU Series B using the network interface The interface is based on a Microsoft Windows DLL This DLL encapsulate all the communication with the MPU Series B and offers a set of library functions that can be called from your program DLLs are callable from most programming languages including Microsoft visual C Microsoft Visual Basic National Instrument Lab View Lab Windows Office applications that can be programmed with Visual Basic Macros i e Excel The PC to use this DLL has to have the following pieces 1 Running Microsoft Windows 98 NT 2000 or later versions 2 Ethernet network or a Ethernet card in your computer 3 TCP IP protocol installed under Windows 4 Application can then call a Windows DLL Dynamic Link Library The DLL contains simple functions to read or write to the MPU Series B database via the network Installation The IP address of the MPU Series B must be defined in the host file For example 128 1 221 121 MPUsn11 where 28 221 12 is the IP address and MPUsn11 is the name the machine can be referenced by This file is usually found in directory C WINNT system32 drivers etc on PCs running Windows NT and under C WINDOWS on PCs running Windows 98 The following files are included in the MPU Series B network communication toolkit 1 MPUBComm dll
11. 5 of 28 ee T a Technologies Exernal Communication Manual 3 6 Input Registers The following registers should be updated continuously by the external device Temperature and pressure object 1000 and 1001 is used for correction of inner diameter path lengths and path angles It is also used for selection of transducer calibration node Density and compressibility Object 1002 1005 is used for calculation of mass flow and standard volume flow rates MPU only Writing into these registers might be omitted if these functions are not needed or if temperature and pressure is obtained via analog CAUTION The 1000 series objects such as these are the only registers that should be updated continuously updating other parameters unnecessarily will fill up the change log and stress the non volatile storage devices Object number 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 ModBus Description Unit Unit Address Metric US source source Conditions external source Conditions external source Lo Cond external source Lo Cond external source mol md _ mol mol mol_ _ mol aan 2020 Mole Propane C3 2022 Mole Water H20 2024 Mole Hydrogen sulphide mol mol H2S gt T mol Page 16 of 28 MN0A002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter Mole rest I Gas mete
12. 6 472 Acc Error Volume Reverse Fraction part 1 0E 9 Integer part gfe 239 478 Acc standard volume forward Integer part m sfe 241 482 Acc standard volume reverse Fraction part 1 0E 9 Gas meters Ka S Liquid meters MNOA002 0 1 5 13 Page 13 of 28 ES Ville Technologies Exernal Communication Manual 3 4 Computerized Process Variables Registers Object ModBus Description Unit Unit number Address metric US 102 204 _ Reynolds Number Estimated _ __ 107 VPC Correction Note This table is only valid for liquid Ultrasonic meters Page 14 of 28 MNOAO002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter 3 5 DECA GERG Calculation results MPU This section contains the results of the DECA GERG calculations Object ModBus _ Description Unit number Address 170 m s al kg mol 172 1 Pa 173 UK 174 348 Calculated Isobaric Heat Capacity J kmol DECA OR Superior heat value DECA GERG MJ m GERG 175 176 352 kem reference 178 179 MJ m 180 mol 181 mol 182 mol 183 mol 184 mol 185 mol 186 mol 187 mol 188 mol 189 mol 190 mol 191 mol 192 mol 193 mol 194 mol 195 mol 196 392 Mole n Octane NC8 mol I DECA only Not GERG NOTE Only applicable for gas meters MPU NOTE All values are 32 bit float values MNOA002 0 1 5 13 Page 1
13. AO02 0 1 5 13 Page 5 of 28 ication M l amp ivic Technolo gies Exernal Communication Manua This page is intentionally left blank Page 6 of 28 MNOA002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter 2 PROTOCOL DETAILS 2 1 2 1 1 The MPU Series B Ultra Series ModBus protocol will only operate in RTU mode All floating point values are represented as 32 bit real numbers in two consecutive 16 bit ModBus registers All integer values are represented as 32 bit integers in two consecutive 16 bit ModBus registers The MPU Series B Ultra Series acts as a ModBus Slave ModBus On Serial Port The MPU Series B Ultra Series supports ModBus connections on one or both of its serial ports Serial Port 1 The settings for this port are shown in the table below 9600 Data br J8 ModBus node 1 number 2 1 2 Serial Port 2 The following settings are fixed for port 2 Data bits J8 The rest of the parameters are configurable on this port MNOAO002 0 1 5 13 Page 7 of 28 ae nA a Tec hnologies Exernal Communication Manual 2 1 3 Hardware interface details The actual hardware interface used can be one of the following 1 RS 232 Full Duplex 2 2 wire RS 485 Half Duplex 3 4 wire RS 485 i e RS 422 Full Duplex 2 1 4 Timing considerations for RS 485 For the Half Duplex RS 485 2 wire interface the following timing considerations must be taken into account
14. ae e Multipath Ultrasonic Gas and Liquid Flow Meter NIC Technologies External Communication MPU Series B and Ultra Series Procedure Manual Issue Rev 0 1 5 13 Bulletin MNOA002 The Most Trusted Name In Measurement Important All information and technical specifications in this documentation have been carefully checked and compiled by the author However we cannot completely exclude the possibility of errors Smith Meter GmbH is always grateful to be informed of any errors Page 2 of 28 MNOAO002 0 1 5 13 External Data Communication MPU Series B and Ultra Series Procedure TABLE OF CONTENTS 1 INTRODUCTION WE 5 1 1 GENERAL EEN 5 Test REIErENCES merine E E e EEEa naea aE EEEE 5 1 3 PAD DIE VIGTIOINS assests cscccctececscctecensceteceeccstucesscecucucncetucuencutucucucusecusscudecwencs 5 L aa a E ENEE EENEEEAE ENEE 5 2 PROTOCOL DETAILS iisstiisaiensssavinstiiavinntanatinetiintinetisaememnienrinetiiatiaenanaan 7 2 1 ModBus On Serial POPs pisiscicecesssiscccccsiancsssissedsundssnisisisuecsundsinttutisinitia 7 2 1 1 Seral Port EEN 7 Bee Ties Seral POr 2 oc desssd ts ardatredcesida odeibadsondutenda vn ceisaeundaendvecdeesSecedetssttendebadstad 7 2 1 3 Hardware interface details sicssctesesssisesassersecesesaseusstvevevssasavawenes 8 2 1 4 Timing considerations for HG A9 8 2 2 Modus On TCP IP ccssssssesssssceessesssssnnnessccceessesessnnnnessseoeessssssesns 8 3 REGISTER MAPPINGS E 9 3 1 Version informatiON
15. by the software on the ModBus master There must be at least a 20 mS silent interval from receiving a ModBus reply from the MPU before the next ModBus request message issued by the master to the MPU The software on the ModBus master will typically need to follow this pattern of communication Send a request message A to the meter Read the reply message from the meter Wait for at least 20 mS Send the next request message B to the meter etc Le a a This will ensure that the meter has sufficient amount of time to change the driver direction before the master sends the next request 2 2 ModBus On TCP IP The MPU Series B Ultra Series ModBus on TCP IP implementation conforms to the definition in section 1 2 References 2 The following requirements apply to the ModBus Application Protocol MBAP header used for TCP IP Transaction Identifier Protocol Identifier Unit Identifier Page 8 of 28 MNOA002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter 3 REGISTER MAPPINGS This section lists the specific MPU Series B Ultra Series database object numbers and ModBus addresses The following listings contain the most important objects available on the MODBUS protocol For a complete listing of objects please use the database report in the Winscreen program Object overview Object ModBus Description Format number Address 0 199 0 398 Measured Calculated values Read only Floa
16. cremented by one on the completion of every measurement cycle 7 This is the alarm status word A non zero value here indicates that one or more alarms have been raised on the meter See chapter 4 1 for details MNOAO002 0 1 5 13 Page 11 of 28 ap MEG Technologies Exernal Communication Manual Ke This is the time elapsed during the most recent measurement cycle K i Gas meters Ka 3 Liquid meters Page 12 of 28 MN0A002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter 3 3 High Resolution Accumulators For transfer of volumetric data the high resolution accumulators should be used It has a very high and fixed resolution so that no volume is lost because of rounding Do not use object 5 and 6 for transfer of volume They are for information only Rounding errors on the 32 bit floating point could be significant Use these high resolution accumulators to calculate volume increments by reading a certain intervals and subtract volume Volume increment current volume previous volume All objects are 32 bit integer values and should be used in pairs To convert the volume using a 64 bit floating point use this formula Volume Integer part Fractional part 1 0E 9 Object ModBus Description Unit Unit number Address metric US Integer part e fe Fraction part 1 0E 9 Integer part Si EE Fraction part 1 0E 9 234 468 Acc Error Volume Forward Fraction part 1 0E 9 23
17. e objects 3 VOS and 4 flow rate represented as two 32 bit real values least significant byte first MNOA002 0 1 5 13 Page 19 of 28 ap m a Technologies Exernal Communication Manual 4 2 2 ModBus Write Message Example In this example the flow computer performs the following task Write temperature and pressure from the MPU Series B The database objects used for pressure and temperature from an external source are object numbers 1000 and 1001 These have the ModBus addresses 2000 07D0 hex and 2002 These registers are written with ONE message with function code 16 Figure 4 below shows the contents of this message Node Function 1st register Number of Byte Pressure 100 barA Temp 37 5 barA no code address 16 bit values Count A A f Wa 01 10 07 DO 00 04 08 42 C8 00 00 42 16 00 00 Figure 4 ModBus Write Message Example The reply from the MPU Series B will be on the format described in the figure below Node Function 1st register Number of no code address 16 bit values written i r _ For Co Ce C20 om Coe Figure 5 ModBus Write Reply Message Example The message contains a copy of the first 6 bytes of the request message Page 20 of 28 MNOAO002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter 5 WINDOWS COMMUNICATION SOFTWARE 5 1 5
18. rs only MPU 7 DECA only Not GERG NOTE All values are 32 bit float values 4 REGISTER USAGE Figure 1 below describes the most common way to implement a master application that is synchronized with the meter In this example the master application running on an external flow computer is responsible for writing the correct pressure and temperature to the meter Start 4 y Read object 0 Object 0 changed YES y Read objects of interest from the A database Store values in flow computer memory Wait 3 seconds Le Write pressure amp temperature to objects 10000 and 10001 Figure 1 Flow Computer Application Example Alternatively the master can read a whole block of data from object 0 to simplify and reduce the number of Modbus operations MNOA002 0 1 5 13 Page 17 of 28 ap ME Technologies Exernal Communication Manual 4 1 Whenever object 0 changes values there are updated values in the block The MPU Series B Alarm Status The MPU Series B Alarm Status is a bit coded value indicating the state of the MPU Series B alarms To correctly interpret the bits the 32 bit float value has to be converted into a 32 bit integer value The table below shows the alarm bits used and their interpretation Bit Value Alarm interpretation High Flow Alarm Hardware Error Transducer Failure
19. szHost Specifies the host to connect The host must be defined in the host file on your PC The string must be null terminated NFirstObjectNumber Specifies the object number of the first database value to read These object numbers are defined in section 3 MNOA002 0 1 5 13 Page 23 of 28 PMC Technologies Exernal Communication Manual NNOfObject Specifies how many objects to read This must be a number between 1 and 64 The parameter must be a 16 bit integer PfValueBuffer Specifies the memory address where the function will place the read values The parameter must be a pointer to an array of 32 bits single precision floating point values The size of the array must at least be nFirstObjectNumber 4 bytes GetintValues This functions reads object as float values from the MPU Series B database int DLLAPI getFloatValues Input const char lpszHost Hostname to connect to MPUsni11 unsigned short nFirstObjectNumber First database object to read unsigned short nNOfObject The number of objects to read Output int pnValueBuffer Buffer to store the values E Parameters LpszHost Specifies the host to connect The host must be defined in the host file on your PC The string must be null terminated NFirstObjectNumber Specifies the object number of the first database value to read These object numbers are defined in section 3 NNOfObject Specifies how many objects to read
20. t32 ISS information Read only 400 699 Float32 700 799 Int32 1000 1100 2000 2198 External Input Registers Write Float32 P T Z Density GC In case of a 4 3 1 path meter the object numbers Modbus addresses are the same and objects with higher path numbers are not applicable 3 1 Version information The following registers contain the version information for the meter All registers are read only and 32 bit integers Object ModBus _ Description number Address 250 UDSP Serial Number 251 502 UAFE Serial Number 252 UACE Serial Number 264 MID Protection Mode 0 Off 1 MID 265 Hardware Lock O NA 1 Open 2 Locked 266 Database checksum of all W amp M parameters 271 DB Reference checksum stored 272 Event counter 273 546 Software checksum 274 548 Software version MN0A002 0 1 5 13 Page 9 of 28 ap ME Technologies Exernal Communication Manual 3 2 Results Output Registers The following registers are the results registers of the MPU Series B They are all 32 bit float values They are updated on the completion of every measurement cycle Object ModBus Description Unit Unit number Address metric US o 0 Logcount TI 1 2 AlarmStaus J 2 ft s 3 6 VelocityofSoud ms We 4 Actual Volume Flowrate Ch 5 10 Accumulated Volume Forward m D 6 12 Accumulated Volume Reverse m A Ia path meters 8 16 Profile Symme
21. try all except Ly single path meters 9 18 Swirl Flow only 6 path meters Gd Accumulated Standard Volume sn Forward 4 paths MPU and less 10 20 Cross Flow only 6 path meters Accumulated Standard Volume en Reverse 4 paths MPU and less II Sec 12 DA 13 T 14 fys 15 fys 16 ft s 18 36 Measured Flow Velocity path 5 m s ft s 19 fys 20 fys 21 ft s 22 fys 23 fys 24 ft s 25 fys 26 27 28 Page 10 of 28 MN0A002 0 1 5 13 MPU Series B and Ultra Series Ultrasonic Flow Meter Object number 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 4 48 4 50 51 52 53 5 55 56 57 58 5 6 61 6 6 6 6 6 6 O E OjO NIAN Qn AIN ModBus Description Unit Address metric 60 Percentage Of Signals Used 3A 66 __ Percentage Of Signals Used 4B 68 _ Percentage Of Signals Used 5A 76 GainJA CT 78 GaniB 20 Gain2A gt 82 Gain2B CTC 84 Gain3A o 86 Gain3B CT 28 Gain4A gt 20 Gain4B JL 20 L ain o o 28 GainSsB CT 20 L oainn JL 28 Gan6B JL 100 S NRawl JL op 102 S NRaw2_ B CT 104 S NRaw3 d 106 S NRaw4 BC 108 S NRawS BCT 110 S NRaw6 BCT 112 S NUsedd BC Ui S NUsed2 BCT Up S NUsed33_ BCT 118 S NUsed4 BCT 120 S NUsedS BCT 122 S NUsed6 dT BCT 134 Turbulence level 6 AJN oo dE E o0 AJN ES Unit US l This is a counter that is in
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