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1. Pipe Sound Velocity M15 Pipe Sound Velocity 1300 5 mis Use this menu only when 9 Other is selected in M14 This menu is not activated if 9 Other is not selected in M14 Liner Material M16 Liner Material 0 No Liner You can select one of the following materials from the list provided 0 No Liner 6 Polystyrene 1 Tar Epoxy 7 Polyester 2 Rubber 8 Polyethylene 3 Mortar 9 Ebonite 4 Polypropylene 10 Teflon 5 Polystyrol 11 Other 11 11 Other you must input the corresponding sound velocity of the material in M17 Liner Sound Velocity M17 Liner Sound Velocity 3300 5 m s Use this menu only when 11 Other is selected in M16 Liner Thickness M18 Liner Thickness 10mm Only when a liner is selected in M16 this menu will be activated insi le ABS Thickness M19 Inside ABS Thickness 0 Input ABS roughness coefficient Not used Reserved for future use Fluid M20 Fluid Type 0 Water www maxiflo co kr 15838 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 You can select one of the following fluids from the list provided 0 Water 8 Other 1 Sea Water 9 Diesel Oil 2 Kerosene 10 Caster Oil 3 Gasoline 11 Peanut Oil 4 Fuel Oil 12 Gasoline 90 5 Crude Oil 13 Gasoline 93 6 Propane 45 C 14 Alcohol 7 Butane 0 C 15 Water 125 C If 8 Other is selected input the corresponding so
2. Date Time Volocity System Status 06 71 72 Input Receive Signal Shape 107 AI3 Ald Input Battery Status 08 System Error Code 09 Net Flow Today Initial Setup Menus 10 Pipe Outer Perimeter 11 Pipe Outer Diameter 12 Pipo Wall Thickness 13 Pipe Inner Diameter Pipe Material 15 Pipo Sound Velocity h16 Liner Material h17 Liner Sound Velocity 18 Liner Thicknoss 19 Inside ABS Thickness 20 Fluid 21 Fluid Sound Velocity 22 Fluid Viscosity 23 Transducer Type mu Transducer Mounting 25 Transducer Spacing 26 Default Setting Setup Parameters 27 SavelLoad Parameters ILoad Setup Parameters 28 Holding with Poor Signal 29 Empty Pipe Setup Flow Unit Menu 80 Measurement Units In 31 Flow Rate Units 32 Totalizer Units 33 Totalizer Multiplier 24 NET Totalizer 25 POS Totalizer 26 NEG Totalizer 37 Totalize Reset 138 Manual Totalizer 39 Language Selection 8 Segmental LCD 10 38 www maxitlo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Adjustment amp Options Menus 40 Damping 141 Low Flow Cutoff Val 42 Set Zero 143 Reset Zero 44 Manual Zero Point 5 Scale Factor 46 Network IDN HT System LockCode 48 Entry to Calib Data No Menu Sorial Port Traffic External Outputilnput Setup Menu 50 Data Logger Option 5t Data Logger Setup 52 Send Log Data to 153 Analog Input AIS View D
3. 0 X 0 001 1 3 4 X10 1 X001 5 X100 2 X01 6 X1000 3X1 7 X10000 1E 4 Factory default factor is x1 ON OFF Net Totalizer M34 18 38 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Net Totalizer ON On off net totalizer ON indicates that the totalizer is turned on while OFF indicates it is turned off When it is turned off the net totalizer display in will not change Factory default is ON ON OFF Positive Totalizer M35 POS Tolalizer ON On off positive totalizer ON indicates the flowmeter starts to totalize the value When it is turned off the positive tolalizer display M02 won t change Factory default is ON ON OFF Negative Totalizer M36 NEG Totalizer ON On off negative totalizer ON indicates the flowmeter starts to totalize the value When it is turned off the negative totalizer display won t change Factory default is ON Totalizer Reset M37 Totalizer Resel Selection Reset totalizer Press ENTER move UP or DOWN arrow to select YES or NO After YES is selected the following operations are available None All NET POS NEG If it is necessary to recover the factory default press keys after the above mentioned characters are displayed on the screen Manual Totalizer M38 Manual Totalizer Press ENT when ready The manual totalizer is an independent separate totalizer Press
4. Analog Input 53 A1574 0000 20 00 Displays the electric current of AIS and its corresponding parameters such as temperature pressure or level For MU HA this is replaced by Lc For MU PO this is replaced by or Data Viewer oll Space OCT Pulse Width M54 OCT Pulse Width 54 199 981 mS Pulse width setup for the OCT OCT1 output Minimum is 6 mS maximum is 1000 mS i Current Output Selection M55 CL Mode Select 55 0 4 20mA 0 4 20mA 5 0 4 20mA 1 0 20mA 6 20 0 20mA 2 0 20mA Via RS 232 7 4 20mA vs Vel 3 4 20mA vs Flow 8 4 20mA vs Energy 4 20 4 20mA The serial port controls the output according to the command and parameter entered in the RS232 to output definite current value through the current loop The command formats are narrated in the command explanations fo Serial Port controls For instance if it is necessary to output a 6mA current through the current loop it can www maxiflo co kr 2338 laxiFlo4 Ultrasonic Flowmeter User Manual Ver 13 76 18 25 realized by setting M56 to mode 0 20mA Via RS232 and giving a command AOS CRJ This function is able to make the flowmeter operate a control valve conveniently 4mA or OmA Output Value M56 CL 4 Output Value 56 Om h Use this window to set the flow value to 4mA or OmA The flow uni the same that was set al M31 20mA Output Value M57 CL 20mA Output Value 57 1200 Use th
5. D Time Ratio between the Measured Total Transit Time and the Estimated Time This ratio would be used to check the transducer installation If the pipe parameters are entered correctly and the transducers are installed properly the value for this ratio should be in the range of 10043 If this range is exceeded the user should check Ifthe pipe parameters are correctly entered If the actual spacing of the transducers is right and the same as what the window M25 shows If the transducers are installed properly in the right directions Ifthe mounting location is good and if the pipe has changed shape or if there is too much fouling inside the pipes Other poor conditions E Zero Calibration Reset Zero and Manual Zero Point M42 M43 M44 In normal case you don t have to do this because the meters are zero calibrated al the factory But when the meter should display a value other than 0 when the flow is completely then run Zero Calibration in M42 Make Sure that the flow is completely stopped and stabilized when performing this function When the zero calibration is somehow made incorrectly for example when the zero calibration is run when the flow is not completely stopped you need to restore the factory default zero point Go to M43 and reset the zero point back to the factory default If somehow the above doesn t work or if it s not possible to stop the flow for zero calibration you can use Manual Zero Point M44 For
6. Media Vel Threshold MENU 6 Media Vel Threshold 1400 m s Set fluid sound speed threshold Whenever the estimated sound speed displayed in M92 exceeds this threshold an alarms signal will be generated and can transmitted to BUZZER or OCT or RELAY This function can used to produce an alarm or output when fluid material changes Total Flow for the Month MENU 7 Total Flow for the Month 7 10000000 Displays total flow for this month only for the time past Total Flow this Year MENU 8 Total Flow this Year 8 10000000 Displays total flow for this year only for the time past www maxiflo co kr 33 38 MaxiFlo Ultrasonic Flowmeter User Manual Ver Ready Timer MENU 9 No Ready Timer 9 00000644 21 19 Display the not working total time in seconds The total failure timer will also include the time when power off if the back up battery is applied IV Trouble Shooting With highly reliable design the MU series ultrasonic flowmeter has a low failure rate However problems may occur as a result of unskilful handling setting errors or working in an extremely undesirable working condition For this reason the meter is equipped with a sell diagnostic function Problems detected are displayed in time order in code form on the upper right corner of the LCD screen Hardware malfunctions though generally checked after power is on can also be detecled
7. This window is for displaying current date time and flow rate The time and date can be edited in M0 Energy Total Energy M05 EFR 425327 Okcis R ET 122134140 GJ This window shows energy flow and the totalizer The details on measuring energy are described in Energy Measurement 1 T2 Input M06 0 0000C 100 00 20 000C 107 79 This window shows the temperature values PT 100 ohm at T1 and T2 terminals Analog Input AI3 and Al4 M07 AI3 4 0000 20 000 Al4 8 0000 40 000 This window shows analog inputs AI3 and in currents that represent temperature pressure or liquid level etc System Error Codes M08 System Normal It shows the status of operation and corresponding status or error code There are several error codes whose implications and solutions are discussed in ERROR SEARCHING Net Flow Today M09 Net Flow of Today 358 34m This window displays the net total of the day User s Info Display www maxiflo co kr 13 58 MaxiFlof Ultrasonic Flowmeter User Manual Ver 15 76 18 25 User s Info Display Use Command UINFO Enter user information via serial command UINFO For example if you want to enter Tag No of the meter connect a PC to the meter using RS 232 485 and using a terminal emulator software such as HyperTerminal type UINFO Tag No FT 10001 and press Enter key The this information will be displayed on this window
8. 0 0000 1 0000 www maxiflo co kr 3138 MaxiFlo Ultrasonic Flowmeter User Manual Ver 61825 Displays the Reynolds number and the pipe factor used by the flow rate measurement program Pipe factor is calculated based on the ratio of the line average velocity and the cross section average velocity 6 Print Menus for MU PO only M96 M97 M98 M99 Press MENU 9 6 Feed the paper into the printer Press any key to stop feeding Refer to M53 for setting up the scroll space Press MENU 9 7 Prints the following working parameters as set by the user at the initial set up Outer Diameter Wall Thickness Inner Diameter Pipe Material Liner Material Fluid Type Sensor Type Sensor Mounting Type Sensor Spacing Press MENU 9 8 Prints diagnostic data Press MENU 9 9 Prints contents of the current window If YES is selected in M52 this will be printed to RS232 Select NO to print it to the printer 7 Miscellaneous Menus Power On Off Time MENU 0 Power On Off Time M 0 Press ENT when ready To view the power on off time and flow rate for the last 64 update times to obtain the offline time period and the corresponding flow rate Enter the window press ENT to display the last update before the last 64 times of on off time and flow rate values ON on right hand indicates that time power is on 00 on the upper left corner indicates 00 07 18 12 40 12 the dat
9. 0975134 You need to enter only Flow Rate by Uttrasonic Flowmeter Calibration Factor data pairs In the menu press ENT then enter number of data points you want to calibrate and then press ENT to confirm Press DOWN key to start entering the actual data from low flow rate to high flow rate as below When one data point is finished press DOWN key to move to the next data point www maxiflo co kr 2188 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 Data No 01 0 998 1 002 Data No 02 5 505 0 908 Data No 03 10 85 0 921 Data No 04 19 78 1011 Data No 05 51 230 975 Data No 06 102 55 0 975 When all the data points total 6 points have been entered ignore the remaining data points 07 12 Serial Port Traffic M49 Communication Tester Echoes the characters received from the serial port 4 External Output Input Menus Logger Option M50 Logger Option 50 OFF Sets the printer on off When ON is selected The following options will be displayed for further options Use key to move to next item MU WA MU HA 0 Date and Time 41 Energy POS Total 0 Date and Time OFF 11 AI OFF 1 System Status 42 Energy NEG Total 1 System Status OFF 12 Al2 OFF 2 Current Window 13 Fluid Velocity 2 Current Window OFF 1 Vc Wand Timer 3 Signal Strength 14 RTD T 3 Flow Rate ON n Flow Today OFF 4 Flow Rate 15 RTD T2 4 Velocity OFF 5 Velocity 16 Analog Input 3 5 NE
10. it will cause the alarm to be output using hardware OCT or relay as set in M78 and M79 4H Alarm High Value M74 Alarm 1 High Value 74 1600 Input the high value of alarm When the value exceeds this value it will cause the alarm to be output using hardware OCT or relay as set in M78 and M79 2 Alarm Low Value M75 Alarm 2 Low Value 75 26 38 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 B RS 232C Setup 62 9600 None To set RS232 port property The first information is bit rate and can be 110 150 300 600 1200 240 4800 or 9600 The second information is parity and can be either None Even or Odd Comm Protocol Select M63 Comm Protocol Select 63 MODBUS ASCIITDST Select communication protocol Factory default is MODBUS ASCII TDS7 This is mode for MODBUS ASCII Meter BUS MaxiFlo Fuji Extended Protocol and competitor s protocols If you are going using MODBUS RTU you have to select MODBUS RTU AI3 Range M64 AI3 Value Range 64 10 gt 100 To input scale range of temperature pressure or level for the analog input of 4 20mA For example the value 10 in the above box represents 4mA and 100 20mA Range M65 Ald Value Range 65 10 2100 To input scale range of temperature pressure or level for the analog input of 4 20mA For example the value 10 in the above box represents 4mA and 100 20mA AIS Range M66
11. ENTER to start and press ENTER to stop it It is used for tentative flow measurement totalization and calculation Using this manual totalizer doesn t affect the systems automatic totalizations 4 Adjustment and Options Menus Damping M40 vw maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Damping 10 sec The damping factor ranges from 0 to 999 seconds 0 indicates no damping 999 indicates the maximum damping Damping smoothens out the flow measurement by using longer averaging of raw data Its principle is the same as that in single section RC filter The damping factor value corresponds to the circuit time constant Usually a damping factor of 3 to 10 is recommended in applications Flow Cutoff Value M44 Low Flow Cutoff Val 0 01 m s Low Flow Cutoff is used to make the system display as 0 value at lower and smaller flows to avoid inefficiency in totalizing For instance if the cutoff value is set as 0 03 system will take all the measured flow values of 0 03 as 0 Usually 0 03 is recommended in most applications Set Zero M42 Set Zero 42 Press ENT to go When the fluid is in the static state the displayed value is called Zero Point When Zero Point is not at zero in the flowmeter the difference is going to be added into the actual flow values and measurement differences will occur in the flow meter Set Zero must be carried out afte
12. Hours 2 Last Power off Time 3 Last Flow Rate 4 ON OFF Times 5 Calculator 6 Media Vel Threshold 7 Total Flow for Month 8 Total Flow for This Year 9 No Ready Timer No Menu 2 Menu Descriptions 1 Flow Totalizer Displays Flow Rate Net Totalizer M00 Flow 10 023 m h NET 1342x001 This window is only for display The selection of the unit is made in M31 and M32 windows If the NET totalizer is unselected the value shown in the window is replaced by the last total flow Add the negative total to the positive total to get the net total Flow Rate Flow Velocity M01 Flow 10 023 R VEL 0 3215 mis This window is only for display The selection of the unit is made in M31 and M32 windows Flow Rate Pos Totalizer M02 Flow 10 023 m in R POS 1342 x 0 01 This window is only for display The selection of the unit is made in M31 If the POS totalizer is unselected the value shown in the window is replaced by the last POS total 1258 www maxiflo co kr MaxiFlos Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Flow Rate Negative Totalizer M03 Flow 10 023 m h R NEG 1342 x 0 01 This window is only for display The selection of the unit is made in M31 If the NEG totalizer is unselected M36 the value shown in the window is replaced by the last NEG total Date and Time Flow Rate M04 05 10 20 10 10 R Flow 10 023 m h
13. It s composed of 1 set of ultrasonic sensors each installed at upstream and downstream respectively and a converter The 2 sensors at upstream and downstream receive and transmit ultrasonic signal alternately Therefore for ultrasonic flowmeters you ll always need 2 ultrasonic sensors This is called single path type Multi path types are integer multiple of this single path type Usually they are dual path or 3 path types 2 Operation Principle This time of travel transit time meter has a pair of transducers mounted on each side of the pipe The configuration is such that the sound waves traveling between the devices are at a 45 degree angle to the direction of liquid flow The speed of the sound signal traveling between the transducers increases or decreases depending upon the direction of transmission and the velocity of the liquid being measured A time differential relationship proportional to the flow can be obtained by transmitting the signal alternately in both directions Transmit Transit Times for Up and Down Directions Sensor Pipe wall _ M x Dcos E C sind MxDicos C l sind Uner Tous Time Difference Receive AT Towy Top 9 Sensor Pie Tdown LOT Flow Velocity Tip Toomey M travel times transmission angle Tur upstream travel time reverse flow direction D inner diameter of the pipe Cs sound velocity in a Toownr downstream travel time fiow direction static fl
14. This information is stored on RAM So when the meter is powered off this information is erased 2 Initial Setup Menus Pipe Outer Perimeter M10 Input the Outer Perimeter of Pipe 518 363mm Input the outer perimeter of the pipe If the outer diameter is available please ignore this value and input the outer diameter of the pipe in M11 Pipe Outer Diameter M11 Input the Outer Diameter of Pipe 165mm Input the outer diameter directly or input the outer perimeter in M10 The value should be between 10mm and 6 000mm Attention Either outer diameter or outer perimeter is ok Pipe Wall Thickness M12 Pipe Wall Thickness 5mm Input the pipe wall thickness if available or skip this and go into M13 Inner Diameter M13 Pipe Inner Diameter 155mm Input the inner diameter If you have input other diameter or outer perimeter and wall thickness skip this window Either the wall thickness or the inner diameter is ok Pipe Material M14 Pipe Material 0 Carbon Steel You can select one of the following materials from the list provided 0 Carbon Steel 5 PVC 1 Stainless Stee 6 Aluminum 2 Cast Iron 7 Asbestos 14 38 www maxiflo co kr MaxiFlo amp Ultrasonic Flowmeter User Manual Ver 15 76 18 25 3 Ductile Iron 8 Fiber Glass Epoxy 4 Copper 9 Other If 9 Other you must input the corresponding sound velocity of the material in M15
15. part of them while the device is working normally Information about stop working problems caused by wrong settings or undesirable working conditions can also be displayed so users can locate the problems quickly and solve the problems according to the solutions offered in the following two tables in time There are two kinds of error displayed in MU series Error messages are displayed during self test after the power is switched on After entering the measurement mode if there is an error F will be displayed at the top right corner of the screen Check the information being displayed and take specific steps according to the following tables If problems persist contact your MU distributor Errors about the specific signal received or wrong settings can be displayed by the window in error code formats Errors and countermeasures are listed in the following tables 34 38 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Power On self test information Causes and Solutions LCD Display Causes Solution ROM Parity Error System ROM legal or in error Contact the manufacturer Restart the instrument or contact the Stored Data Error Stored Data Error Loi Handshaking Error Heche lenin SCPU Fatal Error Fatal error in sub CPU circuit Restart or contact the manufacturer 787 System clock is wrong Contact the manu
16. stop at the highest position and then check the transducers spacing to make sure the transducers spacing is the same as what the M25 shows B Signal Quality M90 Signal quality is indicated as the Q value in the instrument A higher Q value would mean a higher Signal and Noise Ratio short for SNR and accordingly a higher degree of accuracy would be achieved Under normal pipe condition the Q value is in the range 600 900 the higher the better Causes for a lower Q value could be Interference from other instruments and devices such as a powerful transformer working nearby try to relocate the flow meter to a new place where the interference can be reduced 8 38 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Bad sonic coupling for the transducers with the pipe try to apply more coupler or clean the surface etc The installation point is a tough spot to be measured Relocation is recommended C Total Transit Time and Delta Time The numbers displayed on menu window M93 are called total transit time and delta time respectively They are the primitive data for the instrument to calculate the flow rate inside the pipe So the flow rate indication will vary accordingly with the total time and delta time The total transit time should remain stable or vary little If the delta time fluctuates higher than 20 it means there are certain kinds of problems with the transducer installation
17. this you must know the exact difference between the flow displayed and the actual flow For example if the actual flow is 30 m h and the flow displayed is 35 m h that means 5 m h is actually 0 m h So in this case go to M44 and enter 5 m h as the zero point F Scale Factor M45 Most flowmeters out there tend to drift a little because of many reasons So it s recommended the flowmeters are recalibrated at certain interval 1 year or 2 years against reference meter There can be cases where with all the correct setups made above the flow displayed is off actual flow In that case offset the difference by entering the offset value scale factor in M45 www maxiflo co kr 938 MaxiFlo4 Ultrasonic Flowmeter User Manual Ver 15 76 18 25 lll Display amp Command Menus 1 Summary Ali display windows of MU series and their descriptions will be discussed in this chapter The user can enter each menu pressing MENU 4 means a number Common Menus MU HA Specific MU PO Specific Flow Rate Total Flow Energy Flow Display 00 Flow Rate Net Totalizer TotalSystem Status 01 Flow Rate Velocity Pos Total FlowFlow Rate Velocity System Status e 02 Flow Rate POS Totalizer Neg Total FlowFlow Rate Vclocity System Status mu 03 Flow Rate NEG Totalizer INet Total FlowfFlow Rate Velocity System Status 04 Date Time Flow Rate Date Time Flow Rate System Status _ 05 Energy Flow Rate Totalizer
18. 0mA analog inputs and 2 x RTD inputs WA Output Analog OCT Pulse Frequency Relay Serial RS 32 485 T Internal Battery recharged by 100 V 240 VAC Power 100 V 240 VAC 8V 32VDC Printer 24 0 dot printer for PO only _ Wall Mount 251 x 92 x 60mm Panel Mount 90 x 90 x 35mm Bimension Portable 258 x 180 x 100mm Handheld 200 x 30mm _ Weight WA Tkg PA 4kg PO 9 kg HA SKg Converter 20 401 ee ip Transducer 20 1500 ieu Converter 85 RH at 40 Humidity Transducer 98 RH at 40 C Able to operate immersed in water depth smaller than 3m Land Accuracy 11 0 of Reading Repeatability 30 296 0 5 Performance Linearity 05 Basic Totali Cycle 500 ms 48 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 ll Installation of the Sensors and Start Measurement Installation of the sensors of ultrasonic flowmeters especially clamp on sensors is the easiest among all of Nowmeter sensors Set the basic setup parameters and install the sensors on the surface of the pipe observing the sensor distance automatically calculated by the meter and you are ready to go Follow the flowing steps Connect the power For DC power model you can use 8 32 VDC power Connect DC to terminal 23 and DC to terminal 24 For AC power model you can use 100 240 VDC power Connect the AC power to terminal 11 and 12 and the ground to 13 Connect
19. 2005 the display at the upper right corner of the screen indicates that it was working properly the whole day On the contrary if G is displayed it indicates that the instrument gain was adjusted at least once Probably it was offline once on that day If H is displayed it indicates that poor signal was detected al least once Also it indicates that the operation was interrupted or problems occurred in the installation For details please refer to Chapter 5 Error Diagnoses 0 Day 1 Month 2 Year Automatic Amending M83 Automatic Amending ON With the function of automalic flow correction the flow lost in an offline session can be estimated and automatically adjusted The estimate is based on the average value which is obtained from flow rate before going offline and www maxitlo co kr 29 38 MaxiFlo Ultrasonic Flowmeter User Mant Ver 15 76 18 25 flow measured after going online the next time multiplied times the time period that the meter was offline Select No to cancel this function Energy Unit Selection M84 Energy Unit Select B4 0 Giga Joule GJ Select GJ KC KWh or BTU as energy unit The Energy Temperature Source Selection Mi Temperature Select 0 From T2 ohm sensors But you can also use 1 From Alt transmitters Specific Heat M86 Specific Heat Select 0 0041868 GJ m C default is GJ 185 Select the sources for te
20. 4 Energy NET Totalizer 1 Poor Signal 11 NET into Pulse 2 Not Ready No R 15 MediaVel gt 2 Not Ready No R 12 Energy Pulse Threshold 3 Reverse Flow 16 MediaVel lt 3 Reverse Flow 18 On Off via RS232 Threshold 4 AO over 100 17 ON OFF RS485 4 AO over 100 4 Fluid Changed 5 FO over 120 18 Timer M51 Daily 5 FO over 120 15 Key Stroking On Alarm 1 19 Timed Alarm 1 6 Alarm 1 16 Not Using 7 Reverse Alarm 2 20 Timed Alarm 2 7 Alarm 2 8 Batch Controller 21 Batch Total Full 8 Batch Control 9 POS Totalizer 22 Timer by M51 9 POS into Pulse 10 NEG Totalizer 23 Batch 90 Full 1 NET Totalizer 24 Key Stroking on 12 Energy POS Totalizer 25 Disable Beeper OCT Output Setup M78 OCT Output Setup 78 17 Not Using Sel the system to put hardware OCT output when one of the following sources occurs MU WA MU HA 0 No Signal 13 Energy NEG 0 No Signal 10 NEG into Pulse Totalizer 1 Poor Signal 14 Energy NET Totalizer 1 Poor Signal 11 NET into Pulse 2 Not Ready No R 15 MediaVel gt 2 Not Ready No R 12 Energy Pulse www maxiflo co kr 2788 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Threshold 3 Reverse Flow 16 MediaVel Threshold 4 AO over 100 17 ON OFF RS485 5 FO over 120 18 Timer M51 Daily 6 Alarm 1 19 Timed Alarm 1 7 Reverse Alarm 2 20 Timed Alarm 2 8 Batch Controller 21 Batch Total Full 9 POS Totalizer 22 Tim
21. AIS Value Range 66 10 2100 To input scale range of temperature pressure or level for the analog input of 4 20mA For example the value 10 in the above box represents 4mA and 100 20mA Frequency Output Signal Frequency Range M67 FO Frequency Range 67 1 1001 Windows to setup the frequency range lower and upper limit for the frequency output function Valid range is OHz 9999Hz Factory default value is 0 1000 Hz Please remember to order the module if you need frequency output function otherwise you will get a flow meter which has no frequency output circuits Flow Value of Low Frequency Output M68 Low FO Flow Rate 68 Om h www maxiflo co kr 25 38 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 To input flow rate value for the low frequency point Flow Value of High Frequency Output M69 High FO Flow Rate 69 To input flow rate value for the high frequency point LCD Back Light Controller M70 LCD Backlit Option 70 1 Always On LCD can be controlled using this window Always means the back light will be always on Always means always off Light for means it will turn on when a key is pressed and will stay on for nn seconds after the keys have been pressed This option is provided for power saving LCD Contrast Controller M71 LCD Contrast 71 9 To control the LCD contrast Press ENT and adjust the number using up or down keys and press ENT a
22. Quay The above mentioned causes are applicable The same as above column here too Current oop over Recheck the settings see c 20 gore MI 4 20mA current loop overfiow over 120 M58 in the manual or make dort aem Wrong current loop output settings sure the actual flow is not too output Selk checking error Restart the device and observe the information displayed on the screen If the FO Soe above Table problem persists contact the company Perpetual hardware failure Contact the compan www maxiflo co kr 3568 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 These all 4 steps means thal the machine is pas ng through the gan adjustment process ae preparing for the normal measurement if the machine stops 51 or S2 or shifts between 6 Displayed in MOD S1 and S2 it means that the received signal is ME ngg too low or ihe waveform is not so good The Teasons may include all the above mentioned causes Emply pipe M29 menu W there is liquid in the pipe py No liquid in the pipe or wrong settings input 0 in the M29 menu V Communication Protocol The MU series ultrasonic flow meter integrates a standard RS 232C communication interface and a complete set of communication protocols that are compatible with that of the Fuj s ultrasonic flow meter 1 Interface Pin out Definition Pin for battery recha
23. T Totalize OFF 6 NET Totalizer 17 Analog Input 4 6 POS Totalize OFF 7 POS Totalizer 18 Analog Input 5 7 NEG Totalize OFF 8 NEG Totalizer 19 Working Timer 8 Signal Strength OFF 9 Energy Flow Rate 20 Flow Today 9 Energy Flow Rate OFF 10 Energy NET Total 21 Serial Number 10 Energy Totalize OFF Press ENT to select and set the setting Logger Time Setups M51 Logger Time Setups 51 Start Time 00 00 00 Window to setup the time of scheduled output function data logger or Thermo printer This includes start time time interval and how many times of output When a number great than 8000 entered for the times of output It means the output will be keeping always The minimum time interval is 1 second and the maximum is 24 hours 2208 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 23 Send Log Data to M52 Send Log Data to 52 1 Send To RS 485 Dala logging direction control 1 If Send to RS485 is selected all the data produced by the data logger will be transmitted out through the RS 232 RS485 interface 2 To the internal serial BUS is selected the data will be transmitted to the internal serial bus which allows data logger thermal printer a 4 20mA analog output module to be connected to it For MU PO and MU HA following additional 4 To The Printer 1 To the Buffer 2 Buffer gt Primer 3 Buffer gt RS232 4 Clear the Buffer Display Als M53
24. User Manual Ultrasonic Flow Meter MU Series Ver 15 76 18 25 CLAMP ON SENSORS ULTRASONIC FLOWMETER TRANSIT TIME CLAMP ON INSERTION FULL BORE SENSOR y 4 24 FULL BORE SENSOR lt 01 INSERTION SENSOR M TURON SPP Seil Enterprise Co 405 Halla Sigma Valley 345 90 Gasan Dong Geumcheon Gu Seoul Korea Tel 82 2 6343 6473 Fax 82 2 6670 2401 Email sales maxiflo co kr PRECAUTIONS 1 Please make sure you have received all the components as was ordered and check if there s anything that s missing broken or damage If such things should be observed please contact your supplier immediately 2 For wall mount MU WA and panel mount MU PA models please touch the tips of the cables of the sensor and shield together before connecting to the converter to drain static that may have been built up in the ceramic piezoelectric element in the sensor Otherwise the static might damage the circuit of the converter 3 For handheld MU HA model sensors framed sensors please turn the sensor height adjustment screw knobs counterclockwise to have the sensor bottom face touch the pipe surface squarely and securely Otherwise the sensors will not touch the pipe securely and the sound wave signal cannot travel will not travel freely thereby weakening the signal strength 4 For handheld MU HA model if the coupling sealant provided is used up users can buy and use grease instead 5 For insertion sensors you
25. ange is OHz 9999Hz Factory default value is 0 1000 Hz Please remember to order the module if you need frequency output function otherwise you will get a flow meter which has no frequency output circuits Flow Value of Low Frequency Output M68 Low FO Flow Rate 68 0 m h www maxiflo co kr 25 38 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 To input flow rate value for the low frequency point e Flow Value of High Frequency Output M69 High FO Flow Rate 69 0 m h To input flow rate value for the high frequency point LCD Back Light Controller M70 LCD Backlit Option 70 1 Aways On LCD can be controlled using this window Always On means the back light will be always on Always Off means always off Light for nn means it will turn on when a key is pressed and will stay on for nn seconds after the keys have been pressed This option is provided for power saving LCD Contrast Controller M71 LCD Contrast 71 9 To control the LCD contrast Press ENT and adjust the number using up or down keys and press ENT again to confirm Working Timer M72 Working Timer 72 0000054 34 23 Display the totalized working hours of the unit since last reset It is reset it press ENT and select YES played by HH MM SS If it is necessary to 1 Alarm Low Value M73 Alarm 1 Low Value 73 0mh Input the low value of alarm When the value falis under this value
26. ata Logger Print Scroll OCT Pulse Width Power on Printing B5 CL Mode Select 56 CL 4mA Output Value 57 CL 20mA Output Value No Menu 58 CL Checkup ma 59 CL Current Output 60 Dale and Time Setup Sotware Version and ESN 62 RS 405 252 Setup 63 Select Comm Protocol 64 A13 Value Range 6s Ais Value Range 6 AIS Value Range B7 FO Frequency Range 68 Low FO Flow Rate High FO Flow Rato 70 LCD Backlight Option 71 LCD Contrast 72 Working Timor 73 Alarm 1 Low Value TA Alarm 1 High Value 75 Alarm 2 Low Value 76 Alarm 2 High Value 77 Beeper Setup 78 OCT Output Setup 79 RELAY Output Setup Batch Trigger Select No Menu 81 Flow Batch Controller 82 Date Totalizer Automatic Amending B4 Energy Units Select 85 Temperature Select 86 Specific Heat 87 Energy Totalize ON OFF 88 Energy Multiplier B9 Temperature Diff B Heat Meteris No Menu No Menu iagnosis Menus www maxiflo co kr 1138 MaxiFlo amp Ultrasonic Flowmeter User Manual Ver 15 76 18 25 90 Single Strength and Quality 9t TOM 05 100 82 Fluid Sound Velocity 93 Total Time and Delta Time 84 Reynolds No Profile 95 POS Energy Totalizer NEG Energy Totalizer Print Menus MU PO only Paper Feed No Monu Print Setup Parameters Print Diagnosis Resut 99 Print Current Window 0 ONOFF Times 1 Total Working
27. e time flow rate is displayed in the lower right corner Total Working Hours MENU 1 Total Work Hours 1 000001 15 12 08 With this function it is possible to view the total working hours since the flowmeter left the factory The figure in the above indicates that the total working hours since the flowmeter left the factory is 115 hours 12 minutes and 8 seconds e Last Power Off Time MENU 2 Last Power Off Time 04 07 12 10 12 02 Display the last power off time e Last Flow Rate MENU 3 32 38 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Last Flow Rate 3 100 43 m3 h Displays the last flow rate ON OFF Times MENU 4 ON OFF Times 1004 Displays how many times of has been powered on and powered off Calculator MENU 5 X M 0 This window is calculator which has the ability of functional operation How to use Input the first parameter X then select an operator If this operation has a second parameter then input the second parameter Y and put the result of the operation in X For example To calculate 1 2 press MENU 5 1 ENT After selecting operator by using UP key press ENT 2 ENT This calculator also has register function which can be selected by operator selection Note The calculator can be used even when the meter is operating The measurement result of the meter will not be affected by the calculation
28. ent it can be remotely monitored and controlled from central location 4 Types of Sensors Sensor Types Sizes Remarks S DN15 DN100 1 setis provided for WA idi ul M DN 50 DN 700 PA and PO models as My L DN 300 DN 6000 standard Clamp on S DN 15 DN 100 1 set is provided for HA model as standard M DN 50 DN 700 The sensor tip can be Insertion POND either fat tip or 45 angle Suitable for very small DN 10 DN40 flows such as dosing line CMP slurries elc Full bore For this the converter can be integrated on to the sensor gt DN50 Clamp on sensors are installed on the outside surface of the pipes This is the biggest advantage of transit time ultrasonic tlowmeters over other types of conventional flowmeters You don t have to cut the pipes or drill the holes on the pipe to install the sensors meaning the installation work is much simpler and easier And because of this eminent feature transit time ultrasonic flowmeters can be made portable or mobile Full bore sensors are installed in line with the pipe meaning that the use must cut the pipe and install the sensor just like with conventional flowmeters such as turbine orifice electromagnetic etc It doesn t come with the eminent feature of clamp on sensors Nevertheless because all the parameters are set at the factory accurately 2 38 www maxif
29. er Factory default is 1 The user can enter numerical value other than 1 according to calibration results Network IDN M46 Network IDN 46 Identifier in networked environment it can be from 0 to 65535 except 13 ENTER 10 0AH New Line 42 2AH and 38 26H amp which can collide with communication protocols You can use this IDN when approaching a meter in a network System Lock M47 System Lock 47 Unlock Lock the flowmeter to prevent from inadvertent modification of the critical setup parameters Once the system is locked any modification is prohibited in the system However the parameter is readable Uniock by the password only The password is composed of 1 to 4 numbers Please contact us if the password is forgotten Entry to Data M48 Entry to Data 48 Press ENT When Ready Entry to linearity correct data inputs There are as many as 12 point data can be input First decide how many points you want to point calibrate Then make the following calibration data table by measuring the flow rates using a reference meter and the ultrasonic flowmeter The following example is for making calibration on 6 points Flow Rate by Flow Rate by Data Point No Reference Meter Ultrasonic Flowneter Calibration Factor 1 0 998 1002004 5 550 0 908265 L 10 10 85 0 921659 20 19 78 1 011122 50 51 23 0975991 L 100 102 55
30. er by M51 10 NEG Totalizer 23 Batch 90 Full 1 NET Totalizer 24 Flow Rate Pulse 12 Energy POS Totalizer 25 Disable OCT 3 Reverse Flow 4 AO over 100 5 FO over 120 6 Alarm 1 7 Alarm 2 8 Batch Control 9 POS into Pulse 13 On Off via 85232 14 Fluid Changed 15 Key Stroking On 16 Not Using The OCT circuit does not source voltage at its output It must be connected with an external power and pull up resistor for some occasions When the OCT circuit closes it will draw current The maximum current shall not be over 100mA Attention the maximum voltage applied to OCT cannot be over 80 volts Relay Output Setup M79 Relay Output Setup 79 15 Not Using Sel the system to put Relay output when one of the following sources occurs 0 No Signal 13 Energy NEG Totalizer 1 Poor Signal 14 Energy NET Totalizer 2 Not Ready No R 15 MediaVel Threshold 3 Reverse Flow 16 MediaVel Threshold 4 AO over 100 17 ON OFF RS232 5 FO over 120 18 Disable Relay 6 Alarm 1 19 Timed Alarm 7 Reverse Alarm 2 20 Timed Alarm 2 8 Batch Controller 21 Batch Total Full 9 POS Totalizer 22 Timer by M51 10 NEG Totalizer 23 Batch 90 Full 11 NET Totalizer 24 Disable Relay 12 Energy POS Totalizer The RELAY is of SPST Single pole single throw Normally Open NO type It is rated for 125VAC 1A and 30VDC 2A Itis highly recommended that a slave relay to be utilized whenever a lar
31. facturer CPUoriemuctansmr wa CPU is wang Em System RAM Error System RAM has problems Restart or contact the manufacturer Time or Batt Error System time chip orror Restart or contact the manufacturer When pressing the keys no T Soft Reset responso lom screen no Wong operation poor cable contact on Chock whether tho cables on the pane display or disorderly display y _ are contacted well PRN Time Over Printer wrong or wrong connection Examine printer or cable Error Code Causes and Solutions 5 Corresponding Code display on MOB Causes Solution System Normal System operates normal Contact the manufacturer 1 SCPU Fatal Error Hardware failure Contact the manufacturer 7 No signal received Make sure t nsori close to the pipe Use sufficient couplant A poor contact between sensor and the pipo Mako sure no rust slain or too litle couplant applied oil paint on the pipe surface Use flat file clean to clean the pipe surface Signal Not Detected The sensor has not been installed properly Check the original settings Too much scale formation in the inside wall You can clean the couplant change the pipe But under normal conditions you can try to change the moasuring point New Liner Wait until the liner is saturated and solidified Low Signal Strength Poor Signal Quality Poor Sonal
32. gain to confirm Working Timer M72 Working Timer 72 0000054 34 23 Display the totalized working hours of the unit since last re reset it press ENT and select YES t It is displayed by HH MM SS If itis necessary to 1 Alarm Low Value M73 Alarm 1 Low Value 73 0mh Input the low value of alarm When the value falls under this value it will cause the alarm to be output using hardware OCT or relay as set in M78 and M79 1 Alarm High Value M74 Alarm 1 High Value 74 1600 m h Input the high value of alarm When the value exceeds this value it will cause the alarm to be output using hardware OCT or relay as set in M78 and M79 2 Alarm Low Value M75 Alarm 2 Low Value 75 26 38 www maxiflo co kr MaxiFlo Uluasonic Flowmeter User Manual Ver 15 76 18 25 Input the low value of alarm When the value falls under this value it will cause the alarm to be output using hardware OCT or relay as set in M78 and M79 2 Alarm High Value M76 Alarm 2 High Value 76 1600 mih Input the high value of alarm When the value exceeds this value it will cause the alarm to be output using hardware OCT or relay as set in M78 and M79 Beeper Setup M77 Beeper Setup 77 15 Key Stroking On The following sources can be selected to set off the beeper MU WA MU HA 0 No Signal 13 Energy NEG 0 No Signal 10 NEG into Pulse Totalizer 1 Poor Signal 1
33. ge resistive load or inductive load is to be controlled Batch Trigger Select M80 Flow Batch CTRL in 28 38 www maxiflo co kr MaxiF lo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 0 Key Input Select the batch control type Available options are as follows 0 Key Pressing 5 Falling Edge 1 Serial Port 6 Rising Edge 2 AI3 Rising Edge 7 AIS Falling Edge 3 AI3 Falling Edge 8 Timer Periodical 4 Ald Rising Edge 9 Timer Daily For the input analog current signal 0 mA indicates 0 4mA or more indicates 1 Flow Batch Controller M81 Flow Batch Controller 10000 x 1m The built in batch controller to set the flow batch value dose The internal output of the batch controller can be directed either to the OCT or the RELAY output circuits M81 80 should be used together to configure the batch controller Note Because the measuring period is 500mS the flow for every dose should be keeping at 60 seconds long to get 1 dose accuracy Date Totalizer M82 Date Totalizer 82 0 Day In this window itis possible to review the historical flow data totalizer for any day for the last 64 days any month for last 64 months and any year for last 5 years Press ENT use UP or DOWN key to review totalizer in days months and years Use UP or DOWN key to review the flow total for a specific day month or year For instance lo display the flow total for May 17
34. iFlof Ultrasonic Flowmeter User Manual Ver 15 76 18 25 For wall mount and panel mount MU WA amp MU PA model the power source type must be specified either as 8 32 VDC or 100 240 VAC If an AC power is connected to a DC power model the internal circuit will be damaged So extreme caution is required 6 Technical Specifications Classification Performance Parameter Materials Siedl Stainless Steel Cast Plastics Concrete ele is 18 6000mm TOD upstream 5D downstream In case there s pump or valve upstream the lengths should be between 30D and 50D upstream Waler sea water and other clean liquids without high level of suspended Fluid particles Tubidiy Smaller than 20 000ppm Mg with a low level of air bubble content Temperature 201 80 Standard 20 160 C High Temp Option Flow Velocily 30 30 mis Clamp on Sensor mm Sizes 300 600mm Transducer insertion Sensor gt DN Omm Full Bore Sensor gt DN 10mm Protection 1P 65 IP 68 optional Gable Length Sm Max 400m MUAWA MU PA MU PO _ Alphanumeric 2 x20 digi backight LCD MU H Alphanumeric 4 x 16 digit backlight LCD MUWA MU PO MU HA keypad MUPA 1 Mounting i mount handheld portable and panel mount input 3x 4 2
35. inals of PT 10012 RTOs UP UP Upstream sensor AIS AM AIS Analog inputs 4 20mA DN DN Downstream sensor oct Gor puse Controlled by ub IE OCT relay output Controled by rm MU P H 1 set of sensors is composed of 2 sensors 1 upstream and 1 downstream Use the sensor cables provided Connect the cable with red connector to the upstream and that with blue connector to the downstream terminals of the com verter Find out the sensor distance Down Go to M11 press M 1 and 1 in sequence and enter the outside diameter of the pipe Go to M12 and enter the pipe wall thickness Go to M13 and verify if the inside diameter of the pipe displayed is correct If not please repeat the procedure from M11 above Go to M14 and select the pipe material Go to M16 and enter lining information Material and thickness Usually there s no lining Go to M20 and select the type of liquid inside the pipe Go to M23 and select the sensor type See the detailed description of M23 for selection of proper sensor Go to M24 and select the sensor installation method V method in most cases sensor Up sensor sensor Distance Up sensor V Method For clamp on sensors this is the most general method But ifthe signal travel distance should be too short because the pipe is too small then choose W method instead to double the distance Because the sensors are ins
36. is window to set the flow value to 20mA The flow unit is the same that was set at M31 CL Checkup mA M58 CL Checkup mA 58 Press ENT when ready Check if the current loop has been calibrated before leaving the factory Press ENT move or separately to display OmA 4mA til 24mA and at the same time check with an ammeter to verify that CL output terminals No 31 and 32 agree with the displayed values It is necessary to re calibrate the CL if over the permitted tolerance For more information refer to Chapter 3 Operating Instructions Section 3 29 Analog Output Calibration CL Current Output M59 CL Current Output 59 0 0000mA Display CL current output The display of 10 0000mA indicates that CL current output value is 10 0000mA If the difference between displaying value and CL output value is too large the current loop then needs to be re calibrated accordingly lt Date and Time Settings M60 YY MM DD HH MM SS Date and time modifications are made The format for setting time setting is 24hours Press ENT wait until gt appears The modification can then be made Serial Number M61 MaxiFio MU WA Ver 15 66 S N 35800003 Displays the 8 digit serial number of the instrument This SN is the only one assigned to each MU series flowmeter ready to leave the factory The factory uses it for files setup and for management by the user Serial Port Setup M62 24 38 www maxiflo co k
37. lo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 based on the exact pipe parameters and calibrated accurately the users can receive the flowmeters already configured for the site and the accuracy can be guaranteed from the factory The insertion sensors are installed on pipe by tapping hole and inserting the sensor into the flow This is used usually for large pipes when the site is in a harsh environment and cannot ensure good signal or when the fluid is dirty With this sensor because the signal travels straight between the sensors and doesn t get scattered after reflections you can get much stronger and better quality higher SNR signal Also while full bore sensors become expensive in proportion to the size the insertion sensors don t just like clamp on sensors 5 Types of Converters The converters is the core of this flowmeter which transmits and receives ultrasonic signals to and from the sensors calculates the flow displays it on the LCD communicates with external interfaces receives external inputs outputs data to external systems etc Based upon its installation or operation method it s configured into wall mount MU WA panel mount MU PA portable MU PO and handheld MU HA models All of these models are compatible with all of the sensors described above Converter Models Dimension Descriptions The most widely used model be configured ex proof Has wide room inside allo
38. low profile Please see the table below Piping Cont and guration Transducer Position EXE mm rae _ amp 10D 5D 100 5D 10D 5D 2 12D 1 5D m 20D 5D i 20D 5D 30D 5D www maxiflo co 738 MaxiFlo Ultrasonic Flowmeter User Manual 15 76 18 25 Ensure the temperature at the measuring point is within the specified range Avoid places where the inside wall of the pipe is scaled or rusted that can negatively affect the performance of the meter Avoid places where there s excessive vibration Install the sensors Sensors must be installed on the side of the pipe horizontally If the sensors are installed on top of the pipe the signal can be scattered by air bubbles or floating particles that may have been built up inside the pipe After selecting the installation point clean the surface using sand paper should there be any rust or scales Mark the sensor distance shown in M25 on the pipe using a marker For clamp on sensors apply the silicone couplant on the sensor bottom faces and the pipe surface sufficiently There should be no gap between the sensor bottom face and the pipe surface otherwise the sensor signal cannot travel smoothly So using the clamp provide securely tighten the sensors on the surface For insertion sensors please see the appendix How to install insertion sensors Verification of the installation and start
39. measurement When the sensor is installed Then the machine searches for proper amplifier gain After 51 52 53 and S4 steps the machine enters into the normal operation mode Go to M01 and see if the flow is being measured and displayed correctly If the flow measurement is somewhat unstable and looks incorrect see if there s any sign other than R is displayed on the top right corner and take proper actions according to the sign displayed For the detailed explanation of the signs and countermeasures please see Error Codes and Countermeasures When it shouldn t solve the problem then check the following parameters A Signal Strength M90 Signal strength indicates the amplitude of receiving ultrasonic signals by a 3 digit number 000 means there is no signal detected and 999 refers to the maximum signal strength that can be received Although the instrument works well if the signal strength ranges from 500 to 999 stronger signal strength should be pursued because a stronger signal means a better result The following methods are recommended to obtain stronger signals Relocate to a more favorable location if the current location is not good enough for a stable and reliable flow reading or if the signal strength is lower than 700 Try to polish the outer surface of the pipe and apply more coupler to increase the signal strength Adjust the transducers both vertically and horizontally while checking the varying signal strength
40. mperature signals when measuring energy You usually use 0 From T1 and T2 PT 100 AI2 when you have other types of 4 20mA output temperature Select the Specific Heat Value Factory default is GB Under this setting the flow meter will calculate the enthalpy of water based on the international standard If the fluid is other than water you should select option 1 Fixed Specific Heat and enter the specific heat value Energy Totalizer Switch M87 Energy Totalizer ON OFF ON Turn on off the energy totalizing function Energy Totalize Multiplier M88 Energy Multiplier 88 DES of the fluid Select the energy totalize multiplier 10 10 E 4 E 6 Temperature Difference M89 Temperature Diff 89 3 0000 1 Display the temperature difference 2 Window for entering the lowest temperature difference Heat Meter is On 8 Heat Meter is On 8 30 38 www maxitlo co kr MaxiFlo amp Ultrasonic Flowmeter User Manual Ver 15 76 18 25 1 Inlet Displays the location of the sensors when used as heat meter 5 Diagnostics Menus Signal Strength and Signal Quality M90 Strength Quality 90 UP 00 0 DN 00 0 Q 00 Display signal strengths S one for upstream and one for downstream and signal quality Q value Signal strength is presented by 00 0 to 99 9 the bigger the value the bigger the signal strength will be and more reliable readings will be made Q value is presented by 00
41. need to order the hot tapping drill tool from the factory if you don t have one already This is needed to drill the hole on the pipe and install the insertion sensor without stopping the flow inside the pipe IMPORTANT NOTE For MU WA MU RA MU PA models you must save the SETUP parameters using Menu 26 1 Solidify Setting to permanently save the setting in FLASH memory in order not to lose the setup parameters during power off or power outage Contents Introduction Preface Operation Principle Characteristics Types of Sensors Types of Converter Technical Specifications Installation of the Sensors and Start Measurement s 1 Display amp Command Menus prsne Pe 1 Flow Totalizer Displ 2 Initial Setup Menu 3 Flow Units Menu 4 Adjustment and Option 4 External Output Input Menus 6 Print Menus for MU IV Trouble Shooting V Communication Protocol Tnterface Pin out Definition Communication Protocol Protocol Prefix Usage 1 Pretix P 2 Prefix W 3 Prefix N 4 Command Connector amp Codes for the Keypad MaxiFlo amp Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Introduction 1 Preface Welcome to MaxiFlow MU series ultrasonic low meler Please read this instruction manual thoroughly before installation and operation MU series ultrasonic flow meter is a transit time or time difference type ultrasonic flow meter
42. o Ultrasonic Flowmeter User Manual Ver 15 76 18 25 GA Command for GSM messaging Please contact factory for detail GB Command for GSM messaging GC Command for GSM messaging DUMP CR Return the buffer content In ASCII string format DUMPO CR Clear the whole buffer ASCII string format DUMP1 CR Return the whole buffer content In ASCII string Format 24KB in length W Prefix before an Identification Number in a network environment The IDN is a word ranging 0 65534 N Prefix before an Identification Number in a network environment The IDN is a single byte value ranging 00 255 before any command amp Command connector to make a longer command by combining up to 6 commands L CR stands for Carriage Return and LF for Line Feed d stands for the 0 9 digit numbers stands for the key value e g for the 0 key 3 Protocol Prefix Usage 1 Prefix P The prefix P can be added before any command in the above table to have the returning data followed with two bytes of CRC check sum which is the adding sum of the original character string Take the DI CR command as an example Assume that DI CR would return 1234567E 0m3 CR LF the string hexadecimal is 2BH 31H 32H 33H 35H 36H 37H 45H 2BH 6DH 33H 20H OAH then PDI CR would return 1234567E 0m3 F7 CR LF acts as the starter of check
43. pe Even when the pipe is empty the flow meter will show Normal Working for the signals that are transmitted and reflected through the pipe wall In order to avoid this set the lowest signal strength threshold to about 30 40 below which the system stops measurement because the pipe is deemed to be empty 3 Flow Units Menu www maxiflo co kr 1758 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 Measurement Unit M30 Measurement Units In 0 Metric The following options are provided 0 Metric 1 English The default is Metric Flow Rate Units M31 Flow Rate Units m3h The following flow units and time units are available Flow Units 0 Cubic Meters M 5 Cubic Feet cf 1 Liters 1 6 American Barrels 2 American Gallons 7 Imperial Barrels 3 Imperial Gallons 8 Oil Barrels ob 4 Million Gallons Time Units tour iday Totalizer Units M32 Totalizer Units Cubic Meters M 7 Select totalizer units The available unit options are the same as those found in M31 The user can select units as required Factory default is cubic meters Totalizer Multiplier Options M33 Totalizer Multiplier m3 h The totalizer multiplier acts as the function to increase the totalizer indicating range Meanwhile the totalizer multiplier can be applied to the positive totalizer negative totalizer and net totalizer at the same time The followings options are available
44. r MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 RS 232C Setup 62 9600 None To set RS232 port property The first information is bit rate and can be 110 150 300 600 1200 240 4800 or 9600 The second information is parity and can be either None Even or Odd Comm Protocol Select M63 Comm Protocol Select 63 MODBUS ASCH TDS Select communication protocol Factory default is MODBUS ASCII TDS7 This is a mode for MODBUS ASCII Meter BUS MaxiFlo Fuji Extended Protocol and have to select MODBUS_RTU AI3 Range M64 AIS Value Range 64 10 gt 100 competitor s protocols If you are going using MODBUS RTU you To input scale range of temperature pressure or level for the analog input of 4 20mA For example the value 10 in the above box represents 4mA and 100 20mA Range M65 Ald Value Range 65 10 gt 100 To input scale range of temperature pressure or level for the analog input of 4 20mA For example the value 10 in the above box represents 4mA and 100 20mA AIS Range M66 15 Value Range 66 10 gt 100 To input scale range of temperature pressure or level for the analog input of 4 20mA For example the value 10 in the above box represents 4mA and 100 20mA Frequency Output Signal Frequency Range M67 FO Frequency Range 67 1 1001 Windows to setup the frequency range lower an id upper limit for the frequency output function Valid r
45. r the transducers are installed and the flow inside the pipe is in the absolute static state no liquid movement in the pipe Thus the Zero Point resulting from different pipe mounting locations and parameters can be eliminated The measuring accuracy at low flow is enhanced consequently Press ENT wait for the processing instructions at the bottom right corner to reach 0 Set zero within the existing flow may cause the flow to be displayed as 0 If so it can be recovered via M43 Reset Zero M43 Reset Zero 43 Clear Zero Point set by the user and restore the factory default Manual Zero Point M44 Manual Zero Point 44 Om3 h This method is not commonly used It is only recommended for experienced users to set zero under conditions where it is not preferable to use other methods Enter the value manually to add to the measured value to obtain the actual value For instance Actual Value Value Deviation Displayed Value Offset this deviation value by entering Manual Zero Point as 10 20 38 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Scale Factor M45 Scale Factor 45 This factor is also called as calibration factor If the measured value is consistently different from a value measured by a reference meter the difference in percentage should be applied as calibration factor or scale factor Thus scale factor is used to modify the measurement result of the met
46. rge positive input 9 TXD not used GND OCT output not used for battery recharge negative input RING input for connecting a MODEM o 2 Communication Protocol The protocol is comprised of a set of basic commands that is a string in ASCII format ending with a carriage CR and line feed LF Commonly used commands are listed in the following table Function Data Format Return flow rate per day dddddddEsdd CR LF DQH CR Return flow rate per hour sd ddddddEsdd CR LF DOM CR Return flow rate per minute dddddddEsdd CR LF DOS CR Return flow rate per second sd ddddddEsdd CR LF DWCR Return fow velocity 4 ddddddEsdd CR LF DI CR Return POS totalizer sdddddddE d CR LF DHCR Return NEG totalizer sdddddddEsd CR LF DIN CR Return NET totalizer sdddddddEsd CR LF DID CR Return Identification Number ddddd CR LF DL CR Return signal strength and quality S ddd ddd Q dd CRYLF _ DT CR Return date and time yy mm dd hhimm ss CRXLF MQXCR Send a key value as if a key is pressed LCD CR Retum the current window display FOdddd CR Force the FO output with a frequency ESN CR Return the ESN for the instrument Dddddddd CRYLF RING CR Handshaking Request by a MODEM OK CR Response from a MODEM No action 36 38 www maxiflo co kr MaxiFl
47. sound Transducer Mounting Method M24 Transducer Mounting ov 16 38 www maxiflo co kr MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Select one of the transducer mounting types from the list provided 0 V Method 2 N Method for small pipes 1 Z Method 3 W Method for very small pipes Transducer Distance M25 Transducer Spacing 50 00mm This window is only for display of the transducer mounting distance that was calculated based on the parameters input in the foregoing menus The distance is between the front edges of the transducers Default Setting M26 Parameter Setups 1 Solidify Setting 0 Use RAM Setting 1 Solidify Setting Use 1 Solidify Setting to make the current pipe and sensor setup parameters are permanently stored in FLASH memory That way the setting will be preserved even when the power is switched off or during power outage Save Load Parameters M27 Save Load Parameters 0 15mm PI Type A lotal of 18 setup parameters can be saved retrieved and broswed for quick installation 0 Entry SAVE 1 Entry LOAD 2 To Browse Data Holding M28 Holding With Poor Signals Yes Select Yes to hold the last good flow signal displayed if the flow meter experiences a poor signal condition This function wil allow continued data calculation without interruption Empty Pipe Setup M29 Empty Pipe Setup 0 This value is used lo solve the problem of the empty pi
48. sum which is yielded by adding up the string 2BH 31H 32H 33H 35H 36H 37H 45H 28H 6DH 33H 20H Please note that there will be SPACES 20H before 2 Prefix W The prefix W should be used in the network environment The usage format is W digit string which stands for the IDN basic command The digit string should have a value between 0 and 65534 except 13 0DH 10 OAH 42 2AH 38 26H amp For example if the IDN 12345 instrument is addressed and returning the velocity of that instrument is requested the command will be W12345DV CR 3 Prefix N The prefix N is a single byte IDN network prefix not recommended in a new design It is reserved only for the purpose of the compatibility with the former versions 4 Command Connector amp The amp command connector can connect up to 6 basic commands to form a longer command so that it will make the programming much easier For example assume that the measurement of an instrument with IDN 4321 are going www maxiflo co kr 37 38 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 25 to be returned and then all the following 3 values 1 rate 2 velocity 3 POS totalizer will be returned simultaneously The combined command would be W4321DQD amp DV amp DI CR and the result would be 1 234567E 12m3 d CR 3 1235826E 00m s CR 1234567 0 3 4 Codes for the Keypad The codes for the keypad should be used
49. talled on one side it s easier for the installer to work www maxiflo co kr MaxiFlos Ultrasonic Flowmeter User Manual Ver 15 76 18 25 Z Method For insertion sensors this is the most general method For clamp on sensors also when the signal travel distance is too big this is preferred because the signal travel distance can be shortened Because the sensors are installed on both sides enough workspaces on both sides ie shall be secured Also extreme caution shouid be made for the alignment of the each sensor face to one another Down ultrasonic sensor Distance Z METHOD The above installation methods are applied to clamp on sensors and insertion sensors only and not applied to full bore sensors Go to M25 and check the sensor distance that was calculated automatically based on the data entered above This is the distance between both front edges of the sensors Install the sensors A Finding the right installation point Selecting the right installation point is the most important element in ensuring the accuracy of measurement and should be selected considering the following aspects Make sure the pipe to be measured is full Select a location where it allows for straight pipe run of 10D upstream and SD downstream In case there s pump or a bending section in the upstream increase the upstream run to 30D in order to allow the flow to fully develop into stable f
50. the sensors For fixed types 1 set of sensors is composed of 2 sensors 1 upstream and 1 downstream Use the sensor cables provided On the sensor end remove the shield and connect the red cable to and the black cable to terminal of the sensor On the converter side connect the upstream sensor black cable to terminal 41 red cable to 42 and shield to 43 and the downstream sensor black cable to 44 red cable to 45 and shield to 46 The terminal strip of the converter for fixed models MU WA and MU PA are shown below MU WA Upper Terminal Strip ll Lower Terminal Strip Y 53 33 Q plows Ov t 3V samog OV Zt 2 H arse oz 22 i 41190 dino esa H H lindujnano boreuy oc cindupboruy t 4 pinau Bojeuy sosuag weansdn Quosuag wueansdn zr pias sosvas weansdn weansumog FF llosuas weonsumog Sr pieg iosueg uensumcq 9 www maxiflo co kr 538 MaxiFlo amp Ultrasonic Flowmeter User Manual Ver 15 76 1 MU PA Bottom Strip Top Strip 7 RowreuppiystO SeVAGiO an qa Signat terminals of PT 1000 RTDs 485 485 RS 485 terminals TXLTX Power terminals of PT 1008 RTDs 0 AO Analog output loop poweres Return term
51. to 99 the bigger the better It should at least be great than 50 for normal operations TOMITOS 100 M91 TOM TOS 100 91 0 0000 Display the ratio between the actual measured transmit time and the calculated transmit time according to customer s requirement Normally the ratio should be 100 3 If the difference is too large the user should check if the parameters are entered correctly especially the sound velocity of the fluid and the installation of the transducers This data is of no use before the system is ready e Fluid Sound Velocity M92 Fluid Sound Velocity 0 0000 m s Displays the estimated fluid sound velocity If this value has an obvious difference with the actual fluid sound speed pipe parameters entered and the transducer installation should be checked again Total Time and Delta Time M93 Total Time Delta Time 8 9149uS 171 09nS Display the measured ultrasonic average time unit uS and delta time of the upstream and downstream unit nS time The velocity calculation in MU ultrasonic flowmeter is based on the two readings especially the delta time will best indicate if the instrument is running steadily Normally the fluctuation in the ration of the delta time should be lower than 20 Otherwise the system may not run steadily It is then necessary to check if the transducers are installed properly or if the parameters have been entered correctly Reynolds No Profile M94 Reynolds No Profile 94
52. uid AT difference of travel time between downstream and upstream 3 Characteristics MU series ultrasonic flow meter is based on single board technology where central computation flow signal sensing external interfaces power supply etc are all integrated into a single PCB board which makes it the most compact ultrasonic flowmeter and enables lowering the cost drastically The merits it provides above else are Transducers are not intrusive meaning that they are mounted on the outside wall of the pipe not inside the pipe So there s no pressure drop Advanced intelligent instrumentation processing and printing logging according to user requirements Almost all common flow units are used It uses normal power built in battery or DC power etc It Uses the most advanced direct time measurement method with the resolution of 0 2 ns Coupled with the advanced data processing functions it provides high level of linearity www maxiflo co kr 138 MaxiFlo Ultrasonic Flowmeter User Manual Ver 15 76 18 Various output options are available including analog current output frequency output RS 232 serial output relay output etc Using analog inputs 5 analog inputs for MU WA and MU PA models for temperature pressure level wind speed hygrometer elc the meter can act as the remote data terminal Also it can be configured as heal meter calorimeter using 2 temperature inputs Under network environm
53. und velocity of the fluid in M21 Fluid Sound Velocity M21 Fluid Sound Velocity 1600 0m s Enter the sound velocity of the fluid you chose in M20 This is activated only when 8 Other is selected in M20 Fluid Viscosity M22 Fluid Viscosity 1 0054 Enter the viscosity of the fluid you chose in M20 This is activated only when 8 Other is selected in M20 Transducer Type M23 Transducer Type 0 Standard M Select one of the transducer types from Ihe list provided MU WA amp MU PA MU PO amp MU HA 0 Standard M 11 Standard S1 0 Standard M 8 Standard 1 1 Insertion Type C 12 Standard L1 1 Plug in Type A 9 Plug in Type C 2 Standard S 13 1 2 Clamp on TM 1 10 Standard HS 3 User Type 14 FS410 FUJI 3 User Type 11 Standard HM 4 Standard B 15 FS510 FUJI 4 Standard B 12 Standard 51 5 Insertion Type B45 16 Clamp on TM1 5 Plug in Type B45 13 Pipe 6 Standard L 17 Insertion TC 1 6 Standard L 14 Standard L1 7 JH Polysonics 18 Clamp on TS 1 7 Clamp on TS 2 15 Clamp on TL 1 8 Standard HS 19 Clamp on TS 2 9 Standard HM 20 Clamp on TL 1 10 Standard M1 21 Insertion TLC 2 Select 10 Standard HS or 11 Standard HM for Handheld type framed clamp on sensors If you select 3 User s Own Type you should enter a group of transducer parameters such as sound wedge angle sound wedge velocity ultrasonic delay and distance between the edge of the transducer and
54. when the instrument is connected with other terminals that operate the instrument by transmitting the M command along with the keypad code By this function remote operation of this instrument can be realized even via the Internet Key Hexadecimal Decimal ASCII Key Hexadecimal Decimal ASCII 0 48 0 8 56 8 1 31H 49 9 57 9 2 32H 50 2 s 3 33H 51 3 36H 08H 59 EN 4 52 4 MENU 60 lt 5 53 5 ENT 3DH0DH 61 E 6 36H 6 alt e gt E NE 55 7 63 2 38 38 www maxiflo co kr
55. wing for installation of other devices such as external data logger 251 92x 80mm communication device external power elc Provides a wide selection of inputs and outputs AC or DC power supply Wall Mount MU WA Fixed Basically the same configuration as the wall mount compact Panel Mount design to fit inside a panel MU PA rr 90x90x34mm AC or DC power supply Paper printout Powered by internal battery Comes with transit case Portable MU PO 258 x 180 x 100mm Mobile internal data logger stores data into memory which can be browsed from the meter or downloaded to a PC 200x85x30mm Powered by internal battery Comes with transit case Handheld MU HA Al the converlers and the sensors are interchangeable Mobile types i e portable MU PO and handheld MU HA models lake the most advantage of the ultrasonic flowmeter sensor s clamp on feature They are not fixed on to a site Rather they can be moved around taking measurements It runs off the internal Ni H battery with which it can operate 20 hours after full charging for about 10 hours The battery must be recharged by the dedicated recharging adapter that was supplied When recharging the CHARGE LED turns to red color and when it is about full it changes to green The charger is kind of free volt type and connects to a 100 250V power source www maxiflo co kr 338 Max

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