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Ultrasonic Flow Meter User Manual

1. In order to revised the flow exceed the scope of the above table without mutations of correction factor we add two points on the basis of the above five points 0 m h 1 0 and 100000 m h 1 0 0 m h 1 0 is called the minimum flow of the amendment point this set of data is used to facilitate to generated a appropriate correction factor when Instrumented show flow under 1 02 m h 100000 m h 1 0 is called the maximum flow of the amendment point this set of data is used to facilitate to generated a appropriate correction factor when Instrumented show flow above 50 56 m h So that we get the following data sets from small to large 0 1 0 0998 1 02 5 505 0 93 10 85 0 95 19 78 1 03 51 23 l 0 99 100000 i 1 The total is seven sets of data The next step is to put seven sets of data entered into the Instrument Pay attention to the input order in accordance with from small to large To enter the menu M48 then input the data set number 7 to be followed in the above seven sets of data we revised the setup of a multi segment linearity correcting If you need to cancel linearity correcting simply enter 0 in the menu M48 Decommissioned linearity correcting you just need to enter in the menu M48 data points in this case is 7 Noted before the calibration of the instrument you must first close the linearity correcting function If under the condition that the linearity
2. Flow rate can be in 0 Cubic meter short for m 1 Liter 1 2 USA gallon gal 3 Imperial Gallon igl 4 Million USA gallon mgl 5 Cubic feet cf 6 USA liquid barrel bal 7 Oil barrel ob The flow unit in terms of time can be per day per hour per minute or per second So there are 32 different flow rate units in total for selection M32 Window for selecting the totalizers unit Available units are the same as those in M31 M33 Window for setting the totalizer multiplying factor The multiplying factor ranges from 0 001 to 10000 Factory default is 1 M34 Turn on or turn off the NET totalizer M35 Turn on or turn off the POS positive totalizer M36 Turn on or turn off the NEG negative totalizer 1 Totalizer reset M37 2 Restore the factory default settings parameters Press the dot key followed by the backspace key Attention It is recommended to make note on the parameters before doing the restoration M38 Manual totalizer used for easier calibration Press a key to start and press a key to stop the manual totalizer Interface Language selection M39 The selection could also be changed automatically by the system if English LCD display is used as the display device Setup for local segmental LCD display Enter 0 or 1 for the non auto scan mode Enter M3 2 39 for the auto scan mode In the auto scan mode the display will automatically scan displaying from 00 to the entered num
3. 07 12 31 Calendar date TUF 2000M User Manual EO 0 1234 Flow velocity Travel time rate between the measured and calculated travel time The speed of the flow Unit m s E4 130 24 Current analog output Equivalent resistance of T1 Unit mA Q E5 130 56 Equivalent resistance of T2 Q E6 15 00 Diameter of the pipe Millimeter E7 12 34 Software version 12800001 Electronic Serial Number E9 1 Address ID Use M46 for setup 002345 23 Total working timer Unit hours 071219 08 Date of manufacturing YYMMDD HH 88888888 Display all segments 23 A5 F7 89 Inputs at the serial port For the purpose of checking communication L4 Pu l The used protocol Use M63 for select ting MODBUS RTU ASCII L5 1 0000 Meter scale meter factor 23658933 m3 Total flow for the year 23658933 m3 Total flow the month L8 56 546 Total travel time Unit uS L9 0 0045 Delta time Unit nS CO 4503 Delta Voltage 1 Normal between 3500 5000 for diagnostics Cl 9034 Delta Voltage 2 Normal between 7000 9600 for diagnostics C2 0 0023 C3 12 435 C4 0 0001 M clock Current input at AI3 Current input AI4 Should always lt 0 1 Unit mA CS 0 0000 Current input AI5 Unit mA 0000234 5 KWh Negative Total Heat 000045 67 m3 Net total flow Deci
4. Device address INTEGER User scale factor REAL4 Manufacturer scale factor REAL4 Read only Electronic serial number BCD High byte first Note 1 The internal accumulator is been presented by a LONG number for the integer part together with a REAL number for the decimal fraction In general uses only the integer part needs to be read Reading the fraction can be omitted The final accumulator result has a relation with unit and multiplier Assume N stands for the integer part for the positive accumulator the integer part is the content of REG 0009 0010 a 32 bits signed LONG integer Nf stands for the decimal fraction part for the positive accumulator the fraction part is the content of REG 0011 0012 a 32 bits REAL float number n stands for the flow multiplier REG 1439 then The final positive flow rate N Nf x 109 3 in unit decided by REG 1438 The meaning of REG 1438 which has a range of 0 7 is as following 0 1 cubic meter m liter L American gallon GAL imperial gallon IGL American million gallon MGL 43 TUF 2000M User Manual 5 Cubic feet CF 6 American oil barrel 1 barrel 42gallon OB 7 Imperial oil barrel IB While The energy flow rate N Nf x109 4 unit decided by REG 1441 n 0 10 is the energy multiplier which is in REG1440 2 Other variables are not given here Call us if you have a need 3 Please note ther
5. OCT OCT OCT2 OCT2 Analog output loop powered Connect to the upstream transducer Connect to the downstream transducer Ground for the transducers NOT for power and AO and RS485 Avoid of making any connection from power to the GND terminal or the isolation will lost Connect to signal terminals of the PT100 RTD Connect to the power terminals of the PT100 RTD The return terminals of the RTD connect to GND Analog inputs Ground connect to GND OCT output terminals OCT is related to Mneu78 OCT outputs which is related to MENU79 the RELAY output setup 3 On Board Segmental LCD display Details Each TUF 2000M has an on board 96 segments LCD display like in the figure It is only for the purpose of displaying There 40 displays in total The only key is for the browsing of displays Ba888888 For numbers rat Signal strength Signal Quality the Q Value Flow is running Yul mi oG a O Se LOOO kwh Vvvvovvvev Y OCD a a E EN EEFE E 2 amp E a5 as SRtGgarts E ro m a Repair needed Direction of the flow wa No flowing or flow not above threshold Battery is full TUF 2000M User Manual myh For flow rate exh For energy flow rate kwh For Total Energy The temperature difference By the default setting 0 or 1 is input to M3 when the only key is press shortly the on board display will go to the next display
6. ae 7 i aay PSS SS SS SSS SSS SANA VLLLLLLLLLLLLLLLSLLLLL N N WS e a Downstream Transducer 5 3 5 W method Installation W method is usually used on pipes with a diameter from 15mm to 50mm A w a K w I N SS 5 3 6 N method Installation Rarely used method 26 TUF 2000M User Manual 5 4 Installation Checkup Through the checkup of the installation one can check the receiving signal strength the signal quality Q value the traveling time difference of the signals the estimated liquid speed the measured traveling time of the signals and the calculated traveling time ratio Therefore optimum measurement result and longer running time of the instrument can be achieved 5 4 1 Signal Strength Signal strength indicates the amplitude of receiving ultrasonic signals by a 3 digit number 00 0 means there is no signal detected and 99 9 refers to the maximum signal strength that can be received Although the instrument works well if the signal strength ranges from 50 0 to 99 9 stronger signal strength should be pursued because a stronger signal means a better result The following methods are recommended to obtain stronger signals 1 Relocate 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 60 0 2 Try to polish the outer surface of the pipe and apply more coupler to
7. for example from display 02 to display 03 If the display reaches 40 it will go back to display 00 When the key is pressed longer enough 3 seconds the display will go directly to display 00 no matter where it was before The on board display can also be set to an automatically scan display mode For example if number 10 is input to M3 window parallel or serial keypad or command to the serial port needed the on board display will displays one after another from display 00 gt 01 gt 02 gt 09 gt 00 automatically with an interval of eight seconds When the display is in the automatically scan display mode if the display key is pressed the display will go to the original display By the next key press display will go to the next display If a long key more than 3 seconds is pressed display will go to display 00 directly 3 1 On Board display table Number Patten Meaning Note 00 006789 45 m Positive Total Flow Decimal point is determined by M33 unit in m3 01 8 3215 m s Flow rate Unit m s 02 007658 34 GJ Positive Total Heat Decimal point is determined by M88 unit by M84 03 2 3214 KW Heat Flow rate Unit determined by M84 04 91 4 65 3 C Inlet and Outlet Temperature 34 2345 A C Temperature difference 000012 14 h Failure Timer Unit hours F 80 9 States Error Code Signal Strength and Quality 23 15 49 Calendar Time
8. so that these parameters will be solidified and will be loaded as the default parameters every time when power is turned on Entry to store to or restore from the internal Flash memory as many as 9 different pipe parameter configurations To save or load the current setup parameter use the going up or going down keys to change the address number press ENT key and use going down or going up keys to select to save to or load from the memory M28 Entry to determine whether or not to hold or to keep the last good value when poor signal condition occurs YES is the default setup M29 Entry to setup empty signal threshold When the signal is less than this threshold the pipe is regarded as empty pipe and the flow meter will not totalize flow This is based on the fact that for most occasions when pipe is empty the transducer would still receive signal just smaller than normal As a result The flow meter would show normal operation which is not correct Make sure that the entered value must be less than the normal signal strength When much noisy signals are received to make sure the flow meter will not incorrectly totalize flow there is also a Q threshold should be entered in M 5 M30 Window for selecting unit system The conversion English to Metric or vice versa will not affect the unit for totalizers M31 Window for selecting flow rate unit system 14 TUF 2000M User Manual
9. Handheld flow meter 13 TUF 2000M User Manual 10 Standard M1 middle size transducer 1 11 Standard S1 small size transducer 1 12 Standard L1 large size transducer 1 13 Pl Type 14 FS410 middle size transducer for FUJI flow meter 15 FS510 large size transducer for FUJI flow meter 16 Clamp on TM 1 Middle size transducer for Taosonics Instrument 17 Insertion TC 1 for Taosonic Instrument 18 Calmp on TS 1 small size for Taosonics Instrument 19 Reserved 20 Clamp on TL 1 For Taosonics Instrument 21 Insertion TLC 2 For Taosonics Instrument If the user type transducer is selected you need enter additional 4 user type wedge parameters that describe the user transducers If the PI type transducer is selected you need enter additional 4 PI type transducer parameters that describe the PI type transducers Window for selecting the transducer mounting methods Four methods can be selected 0 V method 1 Z method 2 N method 3 W method Display the transducer mounting spacing or distance M27 1 A switch for the parameters in flash memory will be loaded when power is turned on The default option is that the parameters will be loaded If this switch is not turned on the system will try to use the parameters in the system RAM if these parameters are ok otherwise the system will load the parameters in flash memory 2 Function to store the current parameters into the flash memory
10. Net total flow for the day REAL4 Net total for th 1 2831 2832 2 SE PE PTER oes RA day 63 3321 3328 8 Data block No 63 Note See the meaning of the error code above 2 REGISTER for accumulators by month The structure of month accumulator is the same as that of the day please refer to related paragraph The difference is there are only 32 data blocks for the month accumulator and day variable always has a value of 0 REGISTER TABLE for the month accumulators Block No Register number Variable format note n a 0163 Data pointer for the month Integer Range 0 63 3329 Error Code BCD 3330 Month and year BCD Year in high byte 3331 3332 Total working time LONG 3333 3334 Net total flow for the month REAL4 3335 3336 Net total energy for the month REAL4 3337 Error Code BCD 3338 Month and year BCD Year in high byte 3339 3340 Total working time LONG 3341 3342 Net total flow for the month REAL4 3343 3344 Net total energy for the month REAL4 0000000000 O00000 UOUOUUUUOUUUUUU UUUUOU UUUUUUUUUUUUUUoUuoUo 3577 3584 8 Data block No 31 46 TUF 2000M User Manual 3 There is no direct data for the year data for the year could be conducted from the data of the months 7 1 3 REGISTER for power on and power off With ever
11. correcting function has not closed the calibration data sets arising from the amendment must be dealing with the reverse curve of the data following the original amendment then input to the Instrument Reverse amendment is very complicated and should be avoided 38 TUF 2000M User Manual 6 37 How to save restore frequently used pipe parameters You can use menu window 27 to store or restore from the internal Flash memory as many as 9 different pipe parameter configurations 7 Communication Protocols TUF 2000M has an isolated serial port the RS485 TUF 2000M can support more than 4 different communication protocols by the same time include MODBUS ASCI ASCH RTU Meter BUS the Fuji Extended Protocol and more than 10 compatible communication protocols used by Huizhongs flow meters MODBUS is a very commonly used industrial protocol Both the RTU and the ASCII format of MODBUS is supported The Fuji Extended Protocol is developed based on the protocol used in a Japanese ultrasonic flow meter It is totally compatible with that of Version 7 flow meter TUF 2000M can be used as a sample RTU terminal The 4 20mA output in the TUF 2000M can be used to open an analog proportional valve The OCT output can be used to control the turn on and turn off of other devices such as a pump The analog input can be used to input pressure or temperatures signals There is a programmable device address or ID number located at window M46 Wh
12. key to enter the option selection mode use keys A and to scroll up and down to the proper transducer mounting method and then press ENT key 9 Press key to enter M25 window and check up the installation space 10 Press IMENU 2 6 to store the parameter setup refer to M26 11 Press IMENU 9 O to check up signal strength and quality the bigger of the value the better 22 BAO ne eS oe ar ene ae eee oe Generally the signal strength should be better than 60 0 and signal quality should be better than 50 0 to check up time ratio the ratio value should be in the range of 100 3 to check up the working status R means work well 12 Press 13 Press 14 Press MENU 9 1 MENU 0 8 MENU 0 1 to check up the measuring data Note 1 For heat measurement please connect PT100 which installed in water supply and water back pipe to T1 TX1 T2 TX2 GND terminal 2 After setting parameter remember to store parameter in MENU 26 to avoid parameter lose after
13. memory To view them use the ENT and UP Down keys M83 Automatic Amending Function for automatic offline compensation Select YES to enable this function select NO to disable it When the function is enabled The flow meter will estimate the average flow uncounted or lost during the offline session and add the result to the totalizer The estimation of the uncounted flow is made by computing the product of the offline time period and the average flow rate which is the average of the flow rate before going offline and the one after going on line M84 Set the thermal energy unit 0 GJ 1 KC 2 KWh 3 BTU M85 Select temperature sources 0 from T1 T2 factory default 1 from AI3 AI4 M86 Select the Specific Heat Value 19 TUF 2000M User Manual 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 of the fluid M87 Turn on or turn off the Energy totalizer Select thermal energy totalizer multiplying factor Factory default is 1 1 Display the temperature difference 2 Window for entering the lowest temperature difference Display signal strengths S one for upstream and one for downstream and signal quality Q value Signal s
14. option 8 Check up the Space displayed on M25 and install the transducers accordingly 9 Store the parameter setup For standard pipe materials and standard liquids the following detailed step by step setup is recommended 1 Press keys MENU 1 1 to enter M11 window to input the digits for the pipe outer diameter and then press ENT key 2 Press key W to enter M12 window to input the digits for the pipe outer diameter and then press ENT key 3 Press key W to enter M14 window and press ENT key to enter the option selection mode Use keys A and to scroll up and down to the intended pipe material and then press ENT key 4 Press key W to enter M16 window press ENT key to enter the option selection mode use keys A jand to scroll up and down to the liner material and then press ENT key Select No Liner if there is no liner 5 Press key W to enter M18 window press ENT key to enter the liner thickness and then press ENT key if there is liner 6 Press key W to enter M20 window press ENT key to enter the option selection mode use keys A and to scroll up and down to the proper liquid and then press ENT key 7 Press key to enter M23 window press ENT key to enter the option selection mode use keys A and to scroll up and down to the proper transducer type and then press ENT key 8 Press key to enter M24 window press ENT
15. to connect with other instruments The Frequency Output is totally user configurable Generally four parameters should be configured for the setups Enter the lower flow rate value in window M68 and the higher flow rate value in window M69 Enter the frequency range in window M67 For example assume that the flow rate varies in a range Om h to 3000m h and an output signal is at a maximum frequency of 1000Hz the minimum of 200Hz is going to be required for other instrumentation The user should enter 0 in M68 and 3000 in M69 and enter 200 and 1000 in window M67 Please note that the user has to make the selection with OCT setups in window M78 6 16 How to use the Totalizer Pulse Output The totalizer output will produce a pulse output with every unit flow of the totalizer The totalizer pulse output can only be realized by mapping the pulse output to the OCT or BUZZER 32 TUF 2000M User Manual hardware devices For example assume that the POS totalizer pulse output is needed and every pulse should represent 0 1cubic meter of liquid flow the pulse output will be mapped to the internal Buzzer so that with every 0 1 cubic meter of flow the BUZZER will beep for a while The following setups should be taken performed 1 Select the unit Cubic Meter under window M32 2 Select the Multiplier as 2 X0 1 under window M33 3 Select the output option 9 POS INT Pulse under window M77 INT stands for totali
16. turn off 5 2 Transducers Mounting Allocation The first step in the installation process is the selection of an optimum location in order to obtain a more accurate measurement For this to be completed effectively a basic knowledge about the piping and its plumbing system would be advisable An optimum location would be defined as a straight pipe length full of liquid that is to be measured The piping can be in vertical or horizontal position The following table shows Piping Configuration and Transducer Position Upstream Dimension Downstream Dimension L up x Diameters L dn x Diameters L up Ldn a m 10D 5D L up Ldn _ gt EES L 10D 5D L up Ldn ae 10D 5D L L up Ldn m eA O 12D D J US L up Ldn N 20D oD L Ww E d L up L dn al l 20D 5D L up L dn l 7G a ono TUF 2000M User Manual Examples of optimum locations Principles to selection of an optimum location 1 Install the transducers on a longer length of the straight pipe The longer the better and make sure that the pipe is completely full of liquid 2 Make sure that the temperature on the location does not exceed the range for th
17. with Version 15 flow meter 2 Serial port controls 0 20mA 3 4 20mA corresponding fluid sound speed 4 20 4 20mA mode 5 0 4 20mA mode can only be used with Version 15 flow meter 6 20 0 20mA mode can only be used with Version 15 flow meter 7 4 20mA corresponding flow velocity 8 4 20mA corresponding heat flow rate M56 4mA or 0mA output value Set the value which corresponds to 4mA or OmA output current 4mA or OmA is determined by the setting in M55 M57 20mA output value Set the value which corresponds to 20mA output current M58 Current loop verification Check if the current loop is calibrated correctly M59 Display the present output current of current loop circuit M60 Setup system date and time Press ENT for modification Use the dot key to skip the digits that need no modification M61 Display Version information and Electronic Serial Number ESN that is unique for each flow meter The users may employ the ESN for instrumentation management M62 RS 232 RS485 setup All the devices connected with flow meter should have matched serial configuration 16 TUF 2000M User Manual The following parameters can be configured Baud rate 300 to 19200 bps parity data bits always is 8 stop bits M63 Select communication protocol Factory default is MODBUS ASCII this is a mode for MODBUS ASCI Meter BUS Fuji Extended Protocol Huizhong s v
18. year decimal fraction REAL4 0158 Current display window INTEGER 0165 0166 Failure timer LONG In unit second 0173 0174 Current output frequency REAL4 Unit Hz 0175 0176 Current output with 4 20mA REAL4 Unit mA 0181 0182 Temperature difference REAL4 Unit C 0183 0184 NININININI JININ Lost flow for period of last power off REAL4 Unit Cubic Meter 0185 0186 Clock coefficient REAL4 Should less than 0 1 42 TUF 2000M User Manual 0187 0188 2 Total time for Auto Save REAL4 Time to save by 0056 0189 0190 2 POS flow for Auto Save REAL4 Time to save by 0056 0191 0192 2 Flow rate for Auto Save REAL4 Time to save by 0056 0221 0222 2 Inner pipe diameter REAL4 In millimeter 0229 0230 2 Upstream delay REAL4 In microsecond 0231 0232 2 Downstream delay REAL4 In microsecond 0233 0234 2 Calculated travel time REAL4 In microsecond 0257 0288 32 LCD buffer BCD 0289 1 LCD buffer pointer INTEGER 0311 2 Worked time for today LONG Unsigned in seconds Worked time for this month LONG Unsigned in seconds Unit for flow rate INTEGER See note 5 Unit for flow totalizer INTEGER Range 0 7 see note 1 Multiplier for totalizer Multiplier for energy accumulator INTEGER INTEGER Range 0 7 see note 1 Range 0 10 see note 1 Unit for energy rate INTEGER 0 GJ 1 Kcal 2 KWh 3 BTU
19. 0 NEG Int Pulse 11 NET Int Pulse 12 Energy POS Pulse 13 Energy NEG Pulse M79 14 Energy NET Pulse 15 MediaVel gt Thresh 16 MediaVelo lt Thresh 17 ON OFF viaRS232 18 Timer M51 Daily 19 Timed alarm 1 20 Timed alarm 2 21 Batch Totalizer Full 22 Periodically M51 Timer 23 Disable Relay The RELAY is of SPST Single pole single throw type It is rated for 11OVAC max and have a current rating of 0 5A resistive load It highly recommended that a salve relay to be utilized whenever a large resistive load or inductive load is to be controlled Note In order to make the user interface compatible with the former version7 the name RELAY was used other than OCT2 but in fact it is an OCT output Window for selecting the trig signal for the built in batch controller Available trig M80 sources 0 Key input press ENT key to start the batch controller 18 TUF 2000M User Manual M81 1 Serial port 2 AI3 rising edge when AI3 receives 2mA or more current 3 AI3 falling edge when AI3 stop receiving 2mA or more current 4 Al4 rising edge when AI3 receives 2mA or more current 5 AT4 falling edge when AI3 stop receiving 2mA or more current 6 AI5 rising edge when AI3 receives 2mA or more current 7 AI5 falling edge when AI3 stop receiving 2mA or more current 8 Timer periodically define the start time and interval time in M51 9 Timer daily define the start time and interval time in M51 For the input analo
20. 1 DQD er PO d ddddddE dd cr nore Dve DI cr Return positive totalizer t 4dddddddE d cr 2O e 2 48 TUF 2000M User Manual DA cr OCT and RELAY alarm signal te 4 TR s RL s cr HO DT cr Return the present date and time yy mm dd hh mm ss cr Time TDS1 cr Set date and time yy mm dd hh mm ss ee M cr Send a key value as if a key is pressed is the key value LOCKO cr Unlock the system Has nothing to do with the original password LOCK cr Lock the system Can be opened by press ENT key MENUXX G Goto widow id S LanguageX cr Select interface language X 0 for English 1 for Chinese 2 for Italy if applicable 3 for Korea if applicable 4 for French if applicable 5 for Germany if applicable 6 for Spanish if applicable BaudRateX cr Change baud rate X 0 7 will set to 19200 14400 eur focclose o G cue e a Re RELAVOCT oS O C FOdddd cr Force the FO to output a frequency of dddd Fdddd cr 1f HZ AOa cr Output current a mA at the AO output erminal LaddaaaEndae BADE Rum tersane oa O faaan BA3 cr Return current value of AI3 0 20mA d ddddddE dd cr If BA4 cr Return current value of AT4 0 20mA d ddddddE dd cr If BAS cr Return current value of AIS 0 20mA d ddddddE dd cr If 49 TUF 2000M User Manual the flow meter Prefix of an IDN addressing based networking The IDN address is byte range 0 253 B W Prefix ofan IDN addressing based Note 8 networ
21. 1 Signal Stren etn m ace a cast aah E E aa ee tee Anas Awa ee Aaa 27 5 4 2 Signabgqualitye inina a ee E A E ER mati E 27 5 4 3 Time Ratio between the Measured Total Transit Time and the Calculated Time 28 6 HOW DOnna e a a AA A AEA a EAA A EEA fear walt de AT med cat vas 28 6 1 How to judge if the instrument works properly ccceccceesseeeseceeeceeeceeseecaeceeeeeeeenseecsaeeneenees 28 6 2 How to judge the liquid flowing direction set c asueisesadl Aasiaisadiands ade teu toedd aca ind eee 29 6 3 How to change between units systems cccesccceseceseceecceescecseceseceeeeenseecsaeceseeseeeeeseecueeneenaes 29 6 4 How to select a required flow rate Unitsa cncapnuaeGinacii end Awana nae as 29 6 5 How to use the totalizer multiplier ssssnsnesneeseosseeseseosseeseeseesstessesersseessessesseessessresosseesessressee 29 6 6 How to open or shut the totalizers cas sccacccsscccesstsnccvssiadbescsantecesss cccsbessshevtcdudetsusvvadedetaduasoceas 29 6 7 HOW t TESEL th tot lizer sicn ne ni a dee was va E E E E eee 30 6 8 How to restore the flow meter with default Setups ccc ecccesceeeceeseeeseeceeceeeeeeeeeeseectseeneenees 30 6 9 How touse the dampers arerioei a Daca Ava est aes Risse edd A uaa ae a ae 30 6 10 How to use the zero cutoff Tinctions lt 0 6snnauaduaatnkaidcnee eae ee 30 611 How to set p a Zero PO Iisa cass ssek postreaiy aonn a e r i i 30 6 12 How to get a scale factor for calibrati
22. 15 MediaVel gt Thresh 16 MediaVelo lt Thresh 17 ON OFF viaRS232 18 Daily Timer M51 19 Timed alarm 1 20 Timed alarm 2 21 Batch Totalizer Full 22 M51 Timer 23 Key Stroking ON 24 Disable BEEPER OCT Open Collect Transistor Output OCT1 setup By selecting a proper input source the OCT circuit will close when the trigger event occurs The available trigger sources are 0 No Signal 1 Poor Signal 2 Not Ready No R 3 Reverse Flow 4 AO Over 100 5 FO Over 120 6 Alarm 1 7 Reverse Alarm 2 8 Batch Control 9 POS Int Pulse 10 NEG Int Pulse 11 NET Int Pulse 12 Energy POS Pulse 13 Energy NEG Pulse M78 14 Energy NET Pulse 15 MediaVel gt Thresh 16 MediaVelo lt Thresh 17 ON OFF viaRS232 18 Daily Timer M51 19 Timed alarm 1 20 Timed alarm 2 21 Batch Totalizer Full 22 Periodically M51 Timer 23 Oct Not Using The OCT circuit does not source voltage at its output It must be connected with an external power and pull up resistant for some occasions When the OCT circuit is close it will draw current The maximum current shall not be over 100mA Attention the maximum voltage applied to OCT can not be over 80 volts Relay or OCT2 setup By selecting a proper input source the RELAY will close when the trigger event occurs The available trigger sources are 0 No Signal 1 Poor Signal 2 Not Ready No R 3 Reverse Flow 4 AO Over 100 5 FO Over 120 6 Alarm 1 7 Reverse Alarm 2 8 Batch Control 9 POS Int Pulse 1
23. 500 in M74 3 Enter flow rate lower limit 600 in M75 33 TUF 2000M User Manual 4 Enter flow rate lower limit 1000 in M76 5 Select item 6 Alarm 1 in M78 6 Select item 6 Alarm 1 in M79 6 18 How to use the built in Buzzer The built in buzzer is user configurable It can be used as an alarm Use M77 for setups 6 19 How to use the OCT output The OCT output is user configurable which can be performed by selecting the proper input source such as pulse output Use M78 for the setups Please make sure that the Frequency Output shares the OCT The OCT output shares pins with the RS 232C interface and the terminal is at Pin 1 and 8 6 20 How to modify the built in calendar No modification on the built in calendar will be needed in most cases The calendar runs on insignificant amount of power supply Modification will be required only in such cases as when the battery is totally consumed or when the changing of the battery takes a long time Press the ENT key under M60 for Modification Use the dot key to skip over these digits that need no modification 6 21 How to view the Date Totalizers Use M82 to view the date totalizers that are comprised of a daily totalizer a monthly totalizer and a yearly totalizer 6 22 How to use the Working Timer 34 TUF 2000M User Manual Use the working timer to check the time that has passed with a certain kind of operation For example use it as a timer to show how long
24. 9 How to use RS232 RS485 Use menu window 62 to set up RS232 RS485 All the devices connected with flow meter should have matched serial configuration The following parameters can be configured Baud rate 300 to 19200 bps parity data bits always is 8 stop bits 1 6 30 How to use automatic amending function for offline compensation Use menu window 83 turn on or turn off this function When the function is enabled the flow meter will estimate the average flow uncounted or lost during the offline session and add the result to the totalizer This function is not recommended The user should manage to avoid the offline time to keep precision of the measurement result 6 31 How to use batch controller Please do the following to use the batch controller 1 Go to menu window 80 to select the trig signal 2 Go to menu window 78 OCT output or 79 relay output select 8 Batch Control 3 Use menu window 81 to set the flow batch value dose 6 32 How to adjust the analogue output We have adjusted every set of meter before delivery Unless you find the current indicated in menu 58 is different with the actual current output please do not do this operation Press keys MENU W 0 use the password 4213068 to enter the window Notice the 36 TUF 2000M User Manual window will close after power off and the password will become invalid then Press keys MENU W to adjust
25. Make sure that there is no liquid running inside the pipe and then run the function in window M42 by pressing the ENT key 6 12 How to get a scale factor for calibration Ascale factor is the ratio between the actual flow rate and the indicated value by the flow meter It can be determined by calibration with standard flow calibration equipment You may change the scale factor in menu window M45 The scale factor can be determined by calibration with flow calibration equipment 6 13 How to use the system locker The system locker provides a means of preventing inadvertent configuration changes or totalizer resets When the system is locked menu window browsing can be done without affecting any change but any modifications are prohibited The system can be locked without a password or with a 1 to 4 digit password With a no password locking directly press the ENT key in M47 If the password is forgotten please contact the factory 6 14 How to use 4 20mA current loop output The accuracy of the current loop output is better than 0 1 It can be configured to different mode such as 4 20mA mode 0 20mA etc Mode selection can be made in menu M55 Refer to the next chapter for details on M55 In order to use the 4 20mA output function you need not only select the mode to be 4 20mA in M55 but also set the flow rate values which correspond to the minimum current 4mA and the maximum current 20mA Enter the two values in M56 a
26. TERS TABLE MODBUS REGISTERS TABLE for TUF 2000M please take notice the difference with the water meter MODBUS table REGISTER NUMBER VARIABLE NAME 0001 0002 Flow Rate Unit 0003 0004 Energy Flow Rate Unit 0005 0006 Velocity Unit 0007 0008 Fluid sound speed Unit 0009 0010 Positive accumulator Unit is selected by M31 and depends on totalizer multiplier 0011 0012 Positive decimal fraction Same unit as the integer part 0013 0014 Negative accumulator Long is a signed 4 byte integer lower byte first 0015 0016 Negative decimal fraction REAL4 is a format of Singular IEEE 754 number also called FLOAT 0017 0018 Positive energy accumulator 0019 0020 Positive energy decimal fraction 0021 0022 Negative energy accumulator 0023 0024 Negative energy decimal fraction 40 TUF 2000M User Manual 0025 0026 2 Net accumulator LONG 0027 0028 2 Net decimal fraction REAL4 0029 0030 2 Net energy accumulator LONG 0031 0032 2 Net energy decimal fraction REAL4 0033 0034 2 Temperature 1 inlet REAL4 Unit C 0035 0036 2 Temperature 2 outlet REAL4 Unit C 0037 0038 2 Analog input AI3 REAL4 0039 0040 2 Analog input AI4 REAL4 0041 0042 2 Analog input AIS REAL4 0043 0044 2 Current input at AI3 REAL4 In unit
27. Ultrasonic Flow Meter User Manual Type TUF 2000M TUF 2000M User Manual Contents 1 Must knows about TUF 2000M ee fo ate a ee a e a EE E E aT Eaa A eau 4 2 Introduction to new generation TUF 2000M sssssssssessssseesseessssresseessesresstessesesseessesesstossessessressesst 5 2 1 D yvelopment intr duction i sisiane ioi a a ea a a iaia doe aes 5 Diode Feature Sea a a aA eal E a nd eis E T E E a hee 6 3 On Board Segmental LCD display Details ccna ta acthiicainiatednn aniGanudna aan 8 A Men Window Details si civsgicss ca sees inean Sern sve done aaa nap laeaang aa a aN dead eens Aas 12 5 Begin to mount ANG MICAS less soos BN testes yep iat ae ie tao eal a Nags anata ea ah vas galas 22 Sl Steps to Configurethe Parameters nercimsnicsoennieieana nnne a i 22 5 2 Transducers Mounting Allocation s sessssesseseesseessesseseossesseesrosseessesseessesstsstossesstsseesseeseesressee 23 5 3 Transducers Iiist llation sasine si E E EE E E eed E R 24 5 3 1 Wiring diagram of transducer esis asta aaelsvindeasis Wavaul avi taude dans Wave saws baht alatee 25 3 3 2 Transducers Spacci seirene roua E eek E a a ane naan dies 25 5 3 3 V m thod Installato senean a E E EE E E E eee as 25 534 ZmethodTnstallati onis trii rnain a E E A R E wentoonedies 26 3 3 5 W method Installation snes nnii iai a a aia aah 26 5 3 06 method Installation esine a E a oc in ee a a 26 5 4 Installation Check p n nisinonro ni E E a A ae ween TA 27 3 4
28. a fully charged battery will last Under M72 press ENT key and then select YES to reset the timer 6 23 How to use the manual totalizer Use M38 for the manual totalizer Press ENT key to start and stop the totalizer 6 24 How to know how long the battery will last Use M07 to check how long the battery will last Also please refer to 2 1 6 25 How to check the ESN and other minor details Every set of the TUF 2000S flow meter utilizes a unique ESN to identify the meter The ESN is an 8 digit number that provides the information of version and manufacturing date The user can also employ the ESN for instrumentation management The ESN is displayed in window M61 Other details about the instrument are the total working hours displayed in window M 1 and the total power on times displayed in window M 4 6 26 How to use the data logger for scheduled output Use menu window 51 to setup the time of scheduled output including start time time interval and how many times of output Then use menu window 50 to turn on data logger and select the items you want to output 6 27 How to output analogue voltage signal 35 TUF 2000M User Manual Parallel a 250Q resistance to the terminal of the Current loop output No 21 22 then you can change the 4 20mA output to analogue voltage output 6 28 How to adjust the LCD display You may use menu window 70 to setup the LCD display backlight and menu window 71to adjust contrast it 6 2
29. arious protocols If you are going using MODBUS RTU you have to select MODBUS_RTU M64 AI3 value range Used to enter temperature pressure values that are corresponding to 4mA and 20mA input current The display values have no unit so that they can present any physical parameter M65 AI4 value range Used to enter temperature pressure values that are corresponding to 4mA and 20mA input current M66 AI5 value range Used to enter temperature pressure values that are corresponding to 4mA and 20mA input current M67 Windows to setup the frequency range lower and upper limit for the frequency output function Valid range is 0OHz 9999Hz Factory default value is 0 1000 Hz For Version 12 Version 13 Version 14 flow meters you need a hardware module which shall be plugged to the Serial Expanding Bus for the frequency output function Please remember to order the module if you need frequency output function For Version 15 flow meter you need to indicate on your orders that you need the frequency function Otherwise you will get a flow meter which has no frequency output circuits M68 Window to setup the minimum flow rate value which corresponds to the lower frequency limit of the frequency output M69 M70 Windows to setup the maximum flow Rate value that corresponds to the upper frequency limit of the frequency output LCD display backlight control The entered value indicates how
30. ated data which are produced by performing the analog input or output calibration are store in the RAM memory temporally Users need to perform the M26 function to make these data be solidified 8 Use Menu 49 to check if there are inputs from the RS485 port with network application If not please check protocol selection software switch located at Menu 63 and the serial port parameters options located at Menu62 Select option 1 at Menu 63 for the MOSBUS RTU application Select option 0 for MODBUS ASCII and FUJI extended and Simple Water Meter protocols 2 Introduction to new generation TUF 2000M 2 1 Development introduction The new generation TUF 2000M is developed with the experience of 12 years of manufacturing and based on our version 7 and version 11 flow meters By using the high performance MSP430FG4618 microprocessor made by Taxes Instruments it is intend to provide our customers with lower cost but of high performance general purpose ultrasonic flow meter heat meter ultrasonic flow converter The PCB board used in a TUF 2000M module is our 13 version of ultrasonic flow meters so that we usually call it version 13 flow meter The PCB board measures 116x62 millimeter It is encased in a plastic rectangle case that could be plugged easily onto an installation rail The power supply is 8 36VDC 50Ma 10 36VAC is also applicable It is equipped on board with a 96 segments LCD display an isolated 4 40mA current output 3 ways of analog in
31. be used to do a loop test the net work or to scan and find the existed meters in the network Please pay attention to that the network may lose meters if this command is used in a noisy network 4 Change or assign a time for meter data recording command 4C Format 2Ah XXh 4Ch DDh HHh Answer 26h XXh 4Ch DDh HHh MMh ZZh DDh stands for the day HHh for hour MM for minute data are in BCD code 53 TUF 2000M User Manual DD is the day of this month for example 2Ah 86h 4Ch 12h 15h stands for assigning a recording time for the number 86 meter 86 the meter will record the flow rate total net flow the working timer and the error code when time is 15 00 the 12 of this month The recorded date will be read out by command 49 If DD 0 it stands that the data recording will take place by 15 00 for every day 5 Standard date and time broadcasting command 4D Format 2Ah AAh 4Dh ssmmhhDDMMYY Answer no answer In above ssmmhhDDMMYY is the date and time in BCD format Diagnostic code 00h stands that the system is working normally 02h stands for the pipe may be empty or meter works improperly 05h stand for there exist hardware failure repair may needed 7 4 Key Value Table The key values are used in a network application By use of the key value and a command M we can operate the flow meter through the network on a computer or other kind of terminals For example the command MO cr acts just like the zero key o
32. ber of the local segmental LCD display M40 Flow rate damper for a stable value The damping parameter ranges form 0 to 999 seconds 0 means there is no damping Factory default is 10 seconds M41 Low flow rate or zero flow rate cut off to avoid invalid accumulation M42 Zero calibration Zero point setup Make sure the liquid in the pipe is not running while doing the setup M43 Clear the zero point value and restore the solidified zero point value M44 Set up a flow bias Generally this value should be 0 Flow rate scale factor The default value is 1 M45 Keep this value as 1 when no calibration has been made Networks address identification number Any integer can be entered except 13 0DH M46 carriage return 10 0AH line feeding 42 2AH 38 65535 Every set of the instrument in a network environment should have a unique IDN Please refer to the chapter for communication System locker to avoid modification of the system parameters M47 If password is forgotten you could send a command LOCKO to the serial input to unlock Or you can write 0 to REGISTER49 50 under MODBUS protocol 15 TUF 2000M User Manual Entry to linearity correcting data inputs By using of this function the non linearity of flow meter will be corrected Correcting data shall be obtained by careful calibration M50 Displays the input contents for the serial port By checking the dis
33. d before every basic command to have the returned message with a two digits check sum The check sum is obtained by a binary addition For example if the command DI CR 44H 49H 2BH 0DH in binary numbers will bring a return like 1234567E 0m3 CR 2BH 31H 32H 33H 34H 35H 36H 37H 45H 2BH 30H 6DH 33H 20H 0ODH OAH in binary numbers then the PDI CR will brings a return like 1234567E 0m3 F7 CR after the character are the check sum in ASCH format 2BH 3 1H 32H 33H 34H 35H 36H 37H 45H 2BH 30H 6DH 33H 20H 2 F7H Pay attention to that there may be no characters or only spaces before the character 2 The N prefix The usage of prefix N goes like N single byte address basic command For example if the address number 88 flow meter is going to be addressed the command should like NXDV CR the decimal value of X should be 88 The prefix W is strongly recommended for new users 3 The W prefix Usage W character string address basic command The value of the character string should have a value in the range of 0 65535 except for the value of 13 ODH carriage return 10 OAH line feed 42 2AH 38 26H amp For example if the velocity of number 12345 flow meter is wanted the command can be like W12345DV CR 57H 31H 32H 33H 34H 35H 44H 56H 0DH in binary numbers 4 The command connecter amp The command connecter amp adds several basic commands into a one line c
34. e are many of the data that is not applicable for the non energy measurement users These none energy related registers only serves for the intension of only one unique register table provided both with flow meter and energy meat 4 Meaning in error code Bit0 no received signal Bitl low received signal Bit2 poor received signal Bit3 pipe empty Bit4 hardware failure BitS receiving circuits gain in adjusting Bit6 frequency at the frequency output over flow Bit7 current at 4 20mA over flow Bit8 RAM check sum error Bit9 main clock or timer clock error Bitl0 parameters check sum error Bitl1 ROM check sum error Bitl2 temperature circuits error Bitl3 reserved Bitl4 internal timer over flow 44 TUF 2000M User Manual Bitl5 analog input over range Please try to override these energy related bits first when in flow only measurement 5 Unit code for flow rate 0 Cubic 1 Cubic meter 2 Cubic meter hour 3 Cubic meter day meter second minute liter second 5 liter minute 6 liter hour 7 Liter day 8 American 9 American 10 American gallon 11 American gallon gallon second gallon minute hour day 12 Imperial 13 Imperial gallon 14 Imperial gallon 15 Imperial gallon day gallon second nimute hour 16 American million 17 American million 18 American million 19 American million gallon second gallon minute gallon hour gallon day 20 Cubic feet second 21 C
35. e transducers Generally speaking the closer to the room temperature the better 3 Take the pipe fouling into consideration Select a straight length of a relatively newer pipe If the condition is not satisfying consider the fouling thickness as part of the liner for a better result 4 Some pipes have a kind of plastic liner and between the outer pipe and the liner there may be a certain thickness difference that will prevent the ultrasonic waves from direct traveling Such conditions will make the measurement very difficult Whenever possible try to avoid this kind of pipes If impossible try our plug in transducers that are installed permanently on the pipe by drilling holes on the pipe while liquid is running inside 5 3 Transducers Installation The transducers used by the TUF 2000 series ultrasonic flow meter are made of piezoelectric crystals both for transmitting and receiving ultrasonic signals through the wall of liquid piping system The measurement is realized by measuring the traveling time difference of the ultrasonic signals Since the difference is very small the spacing and the alignment of the transducers are critical factors to the accuracy of the measurement and the performance of the system Meticulous care should be taken for the installation of the transducers Steps to the installation of the transducers 1 Locate an optimum position where the straight pipe length is sufficient and where pipes are in a favorab
36. e user transducers If the PI type transducer is selected you need enter additional 4 PI type transducer parameters that describe the PI type transducers 6 35 How to use the circular display function When entering menu window 95 the circular display function will be started automatically The following windows will be displayed one by one each window will stay for 8 seconds M95 gt gt M00 gt gt M01 gt gt M02 gt gt M02 gt gt M03 gt gt M04 gt gt M05 gt gt M06 gt gt M07 gt gt M08 gt gt M90 gt gt M9 1 gt gt M92 gt gt M93 gt gt M94 gt gt M95 This function allows the user to visit all the important information without any manual action To stop this function simply press a key Or switch to a window other than M95 6 36 How to enter into the linearity correcting How to enter into the data When the product leaved the factory the function is closed The menu can realize almost 12 parts linearity correcting The user can choose from two points to twelve points to execute the linearity correcting according to user actual condition 37 TUF 2000M User Manual In order to explain the usage method of the menu we suppose that we get the following table data through calibration the meter Reference standard equipment Instrumented show flow Correction coefficient standard flow m h m h show value 1 02 0 0998 1 02 5 11 5 505 0 93 10 34 10 85 0 95 20 45 19 78 1 03 50 56 51 23 0 99
37. ed value is POSITIVE the direction of the flow will be from the A transducers to the B transducers if the displayed value is NEGATIVE the direction will be from the B transducers to the A transducers 6 3 How to change between units systems Use menu window M30 for the selection of unit system in English or Metric system 6 4 How to select a required flow rate unit Use menu window M31 to select the flow unit first and then the timing unit 6 5 How to use the totalizer multiplier Use window M33 to select a proper totalizer Make sure that the totalizer pulse is appropriately speeded It should not be too fast and neither too slow A speed of producing a pulse in several seconds or minutes is preferable If the totalizer multiplier is too small there can be a loss of accumulation pulse because the output device can output only one pulse in a measurement period 500milliseconds If the totalizer multiplier is too large the output pulse will be too fewer for the devices that are connected with the instrument for a quicker response 6 6 How to open or shut the totalizers Use M34 M35 and M36 to turn on or turn off the POS NEG or NET totalizer respectively 29 TUF 2000M User Manual 6 7 How to reset the totalizers Use M37 to reset the proper totalizer 6 8 How to restore the flow meter with default setups Use M37 when the selection message is displayed Press the dot key first and the message Master Erase w
38. en TUF 2000M is used in a network all the parameters of the flow meter can be programmed through the network except the device address that needs the keypad At most occasions data should be obtained by polling the flow mete with a command the flow meter will respond with what the master asks TUF 2000M can also set to automatically output data at a period which is programmable The TUF 2000M also has a special command sets to facilitate the use of the flow meter in a GSM network 7 1 The MODBUS protocol Both the two formats of the MODBUS protocol can be supported A software switch located at the window number 63 shorted as M63 after select MODBUS ASCII or MODBUS RTU will be in functioning The default option is MODBUS ASCI format TUF 2000M can only support MODBUS functions code 3 and code 6 i e reading registers and writing a register For example reading the registers from REG0001 to REGOO10 in the unit 1 ultrasonic flow meter under the MODBUS RTU format the command could be as following 39 TUF 2000M User Manual Unit Function start REG Numbers of REGs Check sum While under the MODBUS ASCII format the command could be 01030000000AF2 CR and LF Details about the standard MODBUS protocol will not be studied in this manual please the users find them on other related materials By default the RS232 RS485 will setup with 9600 none 8 1 9600bd none parity 8 data bits 1 stop bit 7 1 1 MODBUS REGIS
39. g current signal 0 mA indicates 0 4mA or more indicates 1 By selecting item 8 the batch totalizer can be started periodically by the internal timer located at MenuS1 When the batch totalizer is full a signal which indicate the batch is full can be direct to either the OCT or the RELAY terminals to stop the pump or other devices By selecting item 9 the batch totalizer could act as totalizer witch runs for only a period of the day so that a alarm signal could be produced if the total flow during that time period is over a certain amount of For example if you want a alarm signal which stand for the total flow is over 100 cubic meters during the period of every day from 20 00 to 06 00 setups is like M51 start time 20 00 00 M51 interval 10 00 00 M51 log times 9999 means always M80 select item 9 M81 input 100 Unit is defined in M30 M31 M32 The built in batch controller 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 and M80 should be used together to configure the batch controller Note Because the measuring period is 500mS the flow for every dos should be keeping at 60 seconds long to get a 1 dose accuracy M82 View the daily monthly and yearly flow totalizer and thermal energy totalizer value The totalizer values and errors for the last 64 days 32 last 32 months and last 2 years are stored in the RAM
40. gressive steps 2 contact factory Adjusting Gain Relocate where the pipe is full of No liquid inside pipe Setup error on M29 liquid Enter 0 on M29 Empty pipe 8 3 Other Problems and Solutions 1 When the actual flow inside the pipe is not standstill but the instrument displays 0 0000 for the flow rate and R displaying signal strength and the signal quality Q value has a satisfactory value The problems are likely caused by the user who has used the Set Zero function on this non standsiill flowing pipe To solve this problem use the Reset Zero function on menu window M43 2 The displayed flow rate is much lower or much higher than the actual flow rate in the pipe under normal working conditions 1 There is probably an offset value wrongly entered by the user in M44 Enter 0 in M44 2 Problem with transducer installation 3 There is a Zero Point Try to zero the instrument by using M42 and make sure that the flow inside the pipe should be standstill 56
41. gth INTEGER _ Range 0 2047 0094 1 Downstream strength INTEGER _ Range 0 2047 0096 1 Language used in user interface INTEGER _ 0 English 1 Chinese Other language will be supported later 0097 0098 2 The rate of the measured travel REAL4 Normal 100 3 time by the calculated travel time 0099 0100 2 Reynolds number REAL4 0101 0102 2 Pipe Reynolds factor REAL4 0103 0104 2 Working Timer LONG unsigned in second 0105 0106 2 Total working time LONG unsigned in second 0105 0106 2 Total power on off time LONG Unsigned 0113 0114 2 Net accumulator REAL4 In Cubic Meter float 0115 0116 2 Positive accumulator REAL4 In Cubic Meter float 0117 0118 2 Negative accumulator REAL4 In Cubic Meter float 0119 0120 2 Net energy accumulator REAL4 In GJ float 0121 0122 2 Positive energy accumulator REAL4 In GJ float 0123 0124 2 Negative energy accumulator REAL4 In GJ float 0125 0126 2 Flow for today REAL4 In Cubic Meter float 0127 0128 2 Flow for this month REAL4 In Cubic Meter float 0129 0130 2 Manual accumulator LONG 0131 0132 2 Manual accumulator decimal REAL4 0133 0134 fraction Batch accumulator LONG 0135 0136 Batch accumulator decimal fraction REAL4 0137 0138 Flow for today LONG 0139 0140 Flow for today decimal fraction REAL4 0141 0142 Flow for this month LONG 0143 0144 Flow for this month decimal fraction REAL4 0145 0146 Flow for this year LONG 0147 0148 Flow for this
42. he total working time will be reset to zero M 2 Displays the last power off date and time Displays the last power off flow rate Displays how many times of has been powered on and powered off A scientific calculator for the convenience of field working All the values are in single accuracy The calculator can be used while the flow meter is conducting flow measurement Water density and PT100 temperature can also be found in this function 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 Displays total flow for this month only for the time past Displays total flow for this year only for the time past 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 Entry to solidify the zero point Password protected Setup the Q value threshold If the present Q is below this threshold flow rate will be set to 0 This function is useful when flow meter is installed in noisy environment or on airy pipes The maximum flow rates for today and this month Serial port tester with CMM command output for very second Entry to hardware adjusting windows only for the manufacturer 4 20mA
43. heck the ESN and other minor details cccccccceseceseceeeeeeeeceseceeeeeeeenseeesseeneenaes 35 6 26 How to use the data logger for scheduled output eee ec ce cecceeeeesceesceceseceeceeeeeeseecsseeneenees 35 6 27 How to output analogue voltage signal ecccecceecceecesscecsseceeeeeeeeeseecsaeceseeseeeenseecsaeeneenaes 35 6 28 How to adjust the LCD display cz aics acc Sensetneocctvat in sbhe aadtu heat Gcenivaliasii a aetna ian 36 6 29 How to Use RS232 RS485 2 a siacsaciapeaveiagsaaeacaaseavataad seaetassannediagseavedasatoadiaraeassasbansentascaioadssaiweaases 36 6 30 How to use automatic amending function for offline compensation ccceesceeeteeeeeeeeee 36 6 31 How to use batoh Controller a rset ret tla a aed Pash ced anes Re 36 6 32 How to adjust the analogue Output ii ssissccsssavnadsacdacesdadsduchsavaedasbateansaszedncassancnsioateatasearsiaaiss 36 6 33 How to solidify the parameters ced caste caeacusorus tires sue don debates dadeon deueiaed ce eolanedadueaes ee seneansvants 37 6 34 How to enter the parameters of user type transducer c ce cecceeceeesceesceeeseceeeeeeeeeeseecsseeneenees 37 6 35 How to use the circular display function sseseeseesesseessesesssessesersseessessessressessessresseeseseessee 37 6 36 How to enter into the linearity correcting How to enter into the data eee eeeeeeeeees 37 6 37 How to save restore frequently used pipe parameters sssssnssesessseesseeees
44. ight and the same as what the window M25 shows 3 If the transducers are installed properly in the right directions 4 If the mounting location is good and if the pipe has changed shape or if there is too much fouling inside the pipes 5 Other poor condition 6 How To 6 1 How to judge if the instrument works properly Enter into M08 if R is displayed on the screen the instrument is working properly If E is displayed the current loop output is over ranged Increasing the range setting in M57 will make the E letter disappear If you do not use current loop output you may ignore this error If Q is displayed the frequency output is over ranged Increasing the range setting in M69 will make the Q letter disappear If you do not use frequency output you may ignore this error If an H flashes on that place there could be poor signal received Please refer to the chapters on diagnosis If G is displayed the flow meter is adjusting system gain This is normal as far as it does not last long time If an T is displayed it means that there is no signal detected If J is displayed there is hardware problem Turn off the power then turn on the power again If the problem remains refer to Chapter 5 for diagnosis details 28 TUF 2000M User Manual 6 2 How to judge the liquid flowing direction 1 Make sure that the instrument works properly 2 Check the flow rate for the indication If the display
45. ill display then press the backspace key lt The master erase step will erase all the parameters entered by the user and setup the instrument with default values except instrument factor and network identification number parameter 6 9 How to use the damper The damper acts as a filter for a stable reading If 0 is entered in window M40 that means there is no damping A bigger number brings a more stable effect But bigger damper numbers will prevent the instrument from acting quickly Numbers 0 to 30 are commonly used for the damper value Default value is 10 seconds 6 10 How to use the zero cutoff function The number displayed in window M41 is called the lower flow rate cut off value The flow meter will replace these flow rate values that are absolutely less than the low cutoff value with 0 This means the flow meter will avoid any invalid accumulation when the actual flow is below the zero cutoff value Generally the default value is 0 03m s The low cutoff value does not affect the flow measurement when the actual flow is absolutely greater than the low cutoff value 6 11 How to setup a zero point There exists a Zero Point with certain installation which means the flow meter will display a non zero value when the flow is absolutely stopped In this case setting a zero point with the function in window M42 will 30 TUF 2000M User Manual bring a more accurate measurement result
46. increase the signal strength 3 Adjust the transducers both vertically and horizontally while checking the varying signal strength 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 5 4 2 Signal quality 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 60 0 90 0 the higher the better Causes for a lower Q value could be 1 Interference of other instruments and devices such as a powerful transverter working nearby Try to relocate the flow meter to a new place where the interference can be reduced 2 Bad sonic coupling for the transducers with the pipe Try to apply more coupler or clean the surface etc 3 Pipes are difficult to be measured Relocation is recommended 27 TUF 2000M User Manual 5 4 3 Time Ratio between the Measured Total Transit Time and the Calculated 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 100 3 If this range is exceeded the user should check 1 If the pipe parameters are correctly entered 2 If the actual spacing of the transducers is r
47. king The IDN address is word range 0 65535 Prefix of any commands for returns with Commands connector to make a Result commands should not exceed 253 P Hanshaking from the flow metertomodem AT CRYL Note 0 Cer stand for carriage return its ASCII value is ODH If stand for line feed its ASCII value is OAH 1 d stand for a digit number of 0 9 0 is expressed as 0 000000E 00 2 d stand for digit 0 9 the number before E is an integer 3 Working status code 1 6 letters refer to error code related chapter 4 g is ON OFF or UD For example TR ON RL ON means the OCT and RELAY are closed TR UD RL UD means the OCT and RELAY are not used 5 stand for key value for example value 30H means key 0 The command MA4 cr acts just like the number 4 key on the keypad was pressed 6 a stands for the output current value The maximum value should not exceed 20 0 For example AO2 34567 AO0 2 7 dddddddd stands for the Electronic Serial Number 8 Ifthere are more than one devices in a network all the basic command must be prefixed with N or W otherwise multiple flow meter may reply to the same request and thus a conflict may occurs 50 TUF 2000M User Manual 9 The returns by the special command for GSM networks contend Chinese characters 7 2 1Command prefixes and the command connector 1 The P prefix The P prefix can be adde
48. le condition e g newer pipes with no rust and ease of operation 2 Clean any dust and rust For a better result polishing the pipe with a sander is strongly recommended 3 Apply adequate coupler to the spot where the transducers are to be installed and leave no gap between the pipe surface and the transducers Extra care should be taken to avoid any sand or dust particles left between the pipe outer surface and the transducers To avoid gas bubbles inside the upper part of the pipe the transducers should be installed horizontally by the side of the pipe 24 TUF 2000M User Manual 5 3 1 Wiring diagram of transducer BLACK Red a Shieding terminal Transducer cable Water joint O N 5 3 2 Transducers Spacing The spacing value shown on menu window M25 refers to the distance of inner spacing between the two transducers The actual transducers spacing should be as close as possible to the spacing value 5 3 3 V method Installation V method installation is the most widely mode for daily measurement with pipe inner diameters ranging from 15 mm to 200 mm It is also called reflective mode lt Downstream Transducer Transducers Spacing 25 TUF 2000M User Manual 5 3 4 Z method Installation Z method is commonly used when the pipe diameter is above 200mm x Upstream Transducer f aa BENTE LII hhh hhh hhh Ahhh he NiS CISA a
49. mA 0045 0046 2 Current input at AI3 REAL4 In unit mA 0047 0048 2 Current input at AI3 REAL4 Tn unit mA 0049 0050 2 System password BCD Writable OOH for unlock 0051 l Password for hardware BCD Writable A55Ahb for unlock 0053 0055 3 Calendar date and time BCD Writable 6 Bytes of BCD stands SMHDMY lower byte first 0056 l Day Hour for Auto Save BCD Writable For example 0512H stands Auto save on 12 00 on 5 0012H for 12 00 on everyday 0059 1 Key to input INTEGER Writable 0060 1 Go to Window INTEGER Writable 0061 1 LCD Back lit lights for number of INTEGER Writable In unit seconds second 0062 1 Times for the beeper INTEGER Writable Max 255 0062 l Pulses left for OCT INTEGER Writable Max 65535 0072 1 Error Code BIT 16bits see note 4 0077 0078 2 PT100 resistance of inlet REAL4 In unit Ohm 0079 0080 2 PT100 resistance of outlet REAL4 In unit Ohm 0081 0082 2 Total travel time REAL4 In unit Micro second 0083 0084 2 Delta travel time REAL4 In unit Nino second 0085 0086 2 Upstream travel time REAL4 In unit Micro second 0087 0088 2 Downstream travel time REAL4 Tn unit Micro second 0089 0090 2 Output current REAL4 In unit mA 0092 1 Working step and INTEGER The high byte is the Signal Quality step and low for signal quality range 00 99 the larger the 41 TUF 2000M User Manual better 0093 1 Upstream stren
50. mal unit is determined by M33 000012 34 m3 Negative total flow Decimal unit is determined by M33 000012 34 m3 Total flow for the day Decimal unit is determined by M33 10 TUF 2000M User Manual 3 2 On Board Display Error code By checking Display 07 the state of the flow meter will show The display pattern is FxG SS Q Where SS is the signal strength range in 00 99 normal 50 99 the bigger the better Q is the signal quality range in 0 9 normal 5 9 the bigger the better G step of adjusting signals Normal is a space character X stands for the error code Normal state equal to R 1 signal lower 2 poor signal 3 pipe empty 4 hardware error s 5 In signal adjusting 6 Overflow at Frequency Output 7 Over range for the Analog Output 8 Checksum error of internal data 9 clock or calendar error s A Parameter checksum error b Software checksum error C Temperature circuits error d Reserved E Internal timer over flow F Analog Inputs over range error If more than one error code exists by the same time the error codes will be display one after another with time seconds 11 TUF 2000M User Manual 4 Menu Window Details The flow meter user interface comprises about 100 independent windows which are numbered by M00 M01 M02 M99 M 0 M 1 etc You do not need to
51. many seconds the backlight will be on with every key pressing If the enter value is great than 50000 seconds It means that the backlight will always keeping on M71 LCD contrast control The LCD will become darker or brighter when a value is entered M72 Working timer It can be cleared by pressing ENT key and then select YES M73 Window to setup the lower limit of flow rate for Alarm 1 When the flow rate is below the set value Alarm 1 equals on M74 Window to setup the upper limit of flow rate for Alarm 1 When the flow rate is above the set value Alarm 1 equals on There are two alarms in the flow meter and every alarm can be pointed to alarm output devices such as the BUZZER or OCT output or RELAY output For example if you want the Alarm 1 is to output by the OCT circuit you need to set M78 at selection item 6 M75 Window to setup the lower limit of flow rate for Alarm 2 M76 Window to setup the upper limit of flow rate for Alarm 2 M77 Buzzer setup If a proper input source is selected the buzzer will beep when the trigger event occurs The available trigger sources are 0 No Signal 1 Poor Signal 2 Not Ready No R 3 Reverse Flow 4 AO Over 100 17 TUF 2000M User Manual 5 FO Over 120 6 Alarm 1 7 Reverse Alarm 2 8 Batch Control 9 POS Int Pulse 10 NEG Int Pulse 11 NET Int Pulse 12 Energy POS Pulse 13 Energy NEG Pulse 14 Energy NET Pulse
52. n the keypad was pressed Key Key value Key value ASCII key Key value Key value ASCII headecimal decimal value headecimal decimal value 0 30H 48 0 8 38H 56 8 1 31H 49 1 9 39H 57 9 2 32H 50 2 3AH 58 3 33H 51 3 lt 3BH 59 4 34H 52 4 MENU 3CH 60 lt 5 35H 53 5 ENT 3DH 61 6 36H 54 6 A 3EH 62 gt 7 37H 55 7 V 3FH 63 Meter BUS will be given later 54 TUF 2000M User Manual 8 Troubleshooting 8 1 Power on Error Displays and Counter Measures The TUF 2000S ultrasonic flow meter provides an automatic power on diagnosis for the hardware problems When any message with the power on in the following table displays counter measures should be taken Error message Causes Counter measures ROM Testing Error Problem with the 1 Power on again Segment Test Error software 2 Contact with factory When this message displays the user should press ENT key and all the configuration will be restored to the default state The parameters Stored Data Error entered by the user lose integration Problem with the Timer Slow Error 1 Power on again timer keeper or the E Timer Fast Error i 2 Contact with factory crystal oscillator Number errors with Initialize the calendar by menu the calendar window M61 Hardware Reboot repetitivel Contact the factor P y problems y Date Time Error 8 2 Error Code and Coun
53. nd M57 Example A flow rate range is 0 500m h Just enter 0 in M56 and 500 in M57 Example B flow rate range is 500 0 1000m h If flow direction is not an issue for you you may select 20 4 20mA mode in M55 Then enter 500 in M56 and 1000 in M57 If flow direction is an issue you may select 0 4 20mA mode in M55 This means that the current loop will output 0 4mA when flow rate is negative and 4 20mA when flow rate is positive Enter 500 in M56 and 1000 in M57 31 TUF 2000M User Manual You may need to calibrate and test the current loop output before using it Just go to menu M58 and do the following First connect an ammeter to the current loop output Press MENU 5 8 then ENTI to enter into menu M58 Use A and V to display OmA 4mA 8mA 16mA 20mA orderly record the corresponding reading on the ammeter Calculate the differences between the readings and the selected ones For instance when 4mA is selected the actual output current shown on the ammeter is 4 01mA Then the difference is 0 01mA If the differences are not within tolerance calibrate the current loop The present current loop output is displayed in Window M59 It changes along with flow rate change 6 15 How to use the Frequency Output There is a Frequency Output in all TUF 2000 series flow meters This frequency output signal which represents the flow rate is intended
54. nu 62 parity NONE EVEN ODD can be chosen from Menu 62 Data bits 8 Stop bits 1 2 In the following explanation XXh stands for the address or network ID of the instrument range 00h FFh YYh stands for the new address that will be assigned range 00h FFh ZZh the check sum which is obtained by means of binary addition of all the data bytes take notice to that the addition is for the data bytes not the controlling and commands bytes and the carry over Offh is discarded 52 TUF 2000M User Manual H stands for that the number is a hexadecimal number All five command are like following 1 read water meter data command 4A Format 2Ah XXh 4Ah Answer 26h XXh 4Ah LL BCD coded ZZh In the above the contents of LL BCD are formatted as in the following table Position Content Note 1 4 Flow rate The actual value is divided by 1000 unit in cubic meter per hour 5 8 Positive total flow The actual value divided by 10 unit in cubic meter 9 12 Total time Unit in hour 13 Error code See table below 2 Reading the recorded meter data command 49 Format 2Ah XXh 49h Answer 26h XXh49h LL BCD 43 ZZh The difference between the command 4A and command 49 is that the late command reads out the data which are recorded in the meter by the time which is defined by command 4C 3 Change the address of the meter command 4B Format 2Ah XXh4Bh YYh Answer 26h XXh4Bh YYh If XXh Y Yh this command can
55. o setup was been performed with motion of the liquid you can use Menu 43 to restore to the original zero point The zero point will be stored in the RAM memory temporally when you use Menu 42 If you want to solidify the zero point you need to perform Menu 26 make default paras function again If this step was omitted the system will override the RAM zero point by restoring the zero point that is stored in the flash memory with next power on The internal calendar is the base of date accumulators Incorrect date and time will cause messy records with the date accumulators Please the user check the calendar by input correct date and time The calendar runs relying on the backup battery when there is no 24VDC supply When the battery voltage is less than 2 volts a new backup battery should be replaced with Replacing the battery with a new one should be performed with the 24VDC applied so that the accumulator data and calendar data will not get lost Please pay great attention to the power supply The applied voltage should be in the range of 8V to 36VDC or 10V to 30VAC Avoid applying an 110VAC or 220VAC power forever or the module will be damaged Pay attention to the display located on Menu 48 which shows the points of lines for the linearity correction function 0 stands for shutting off the function The default value is 0 Try to make sure that value is 0 so as to avoid abnormal flow TUF 2000M User Manual 7 The latest calibr
56. of a TUF 2000M ultrasonic flow converter needs one of the three tools The first tool is a parallel LCD and keypad module which can be connected to the 20 Pins port The second tool is a serial LCD and keypad module which can be connected to the RS485 port The third one is a PC based software under development by means of the software the parameters that TUF 2000M needs to work properly could be downloaded by use of the RS232 port on the PC If your computer does not have a RS485 port you need to buy a RS485 RS232 converter All setup parameter data are stored in the RAM memory temporally Users need to solidify the parameters when setups are been finished that is to store the parameter to the internal flash memory Go to Menu26 Select the option that says make default paras then pressing the ENT key will start the progress of storing If the current parameters are different with that in the flash memory the system will store your current parameters into the flash memory and then boot again By doing so the parameters will always be get lost even when both the power supply and the backup battery are removed The zero point that is the indicated flow under the situation of motionless liquid has a great influence over the linearity and accuracy of the flow meter Users should try every possibility to perform the Zero Setup that is located at Menu 42 Zero setup should always been performed under the condition of motionless liquids If Zer
57. ompound command The compound command should not exceed a length of over 253 characters The prefix P should be added before every basic command to make the returned results having a check sum For example if the 1 flow rate 2 velocity 3 positive totalizer 4 net energy totalizer 5 the AI input 6 the AI2 input of the address number 4321 flow meter are wanted to return with check sum the one line command is like W4321PDQD amp PDV amp PDI amp PDIE amp PBA1 amp PAI2 CR The returned data are 51 TUF 2000M User Manual 0 000000E 00m3 d AC CR 0 000000E 00m s 88 CR 1234567E 0m3 F7 CR 0 000000E 0GJ DA CR 7 838879E 00mA 59 3 911033E 01 8E CR Any command can be connected together For example if a serious key want be sent to set up the outer diameter to 1234 567 mm a compound command will be MENU11 amp M1 amp M2 amp M3 amp M4 amp M amp MS5 amp M6 amp M7 amp M CR 7 3 The compatible communication protocols Flow meters made by Huizhong have more than 10 different communications protocols For the easier replacement of a water meter most of these protocols are realized in TUF 2000M flow meters Here only one of them the default for compatible protocols CRL 61D D lt 50mm is given for reference These protocols are selectable by Menu63 after the selection of MOBUS ASCI or MODBUS RTU protocols interface RS232 RS485 baud rate 9600 by default select other 15 different baud rate by Me
58. on ssesssessesssesesseessessesersseessessessessessrssresseeseesressee 31 6 13 How to use the system locker silicate saad seu ad weenie eed eect as ees 31 6 14 How to use 4 20mA current loop output 0 cece ccecceeceeeeceseceseeeeeeeeseecsaeceaeeeeeeenseecsaeenseeees 31 6 15 How to use the Frequency Output css csssesciesscccedsvteevieisdcascargvateltncnag ede caavictescaa ntact eataadae eas 32 6 16 How to use the Totalizer Pulse Output occa ncenwasteitaciinndeaad aye aeeek ees 32 6 17 How to produce an alarm signal sssseessesseeseesseeseseosseesesersseessesersseessesresseessesstssesseesessressee 33 TUF 2000M User Manual 6 18 How to use the built in BUZZE0 so ccascassccassoaesbuntsaeaduendy adanealeuas anode aeinuaetuegennbe eoutgunndeanteanensseaanes 34 6 19 How touse the OCT Output ansann e caste aaunt a Atanas E a aed casss 34 6 20 How to modify the built in calendar j 123 cccsiseesnadseedaccrdsnsduchsavedsasbitespauszelecas san andioateatasauiandss 34 6 21 How to view the Date Totalizers oy caat ic cas cea ceecattteaes tien d adaldtna dette Sercansoaes os eobarneeedyenes ee seneansnnee 34 6 22 How to use the Working Timer asses cactain euecieaacassaia ice asians 34 6 23 How to use the manual totalizer yp xsssctveissszisadssatenesabacsdtesbanteetaacaiiens sxtsatiabiesdteataaduslawsesdadsieioneasss 35 6 24 How to know how long the battery will last 0 0 cee ecceccceceseceeeeeeeceeseecaeceseeeeeeeeseecsaeeneenees 35 6 25 How to c
59. output adjustment 4mA calibration for AI3 input 20mA calibration for AI3 input 4mA calibration for AI4 input 20mA calibration for AI4 input 4mA calibration for AI5 input 20mA calibration for AIS input Lower Temperature Zero setup for the PT100 Higher Temperature Zero setup for the PT100 Temperature Calibration at 50 C Temperature Calibration at 84 5 C Note 1 windows in Red are new to our old version of flow meter 2 Windows in Blue are energy related windows 3 The term totalizer is also called accumulator 21 TUF 2000M User Manual 5 Begin to mount and measure 5 1 Steps to Configure the Parameters The following parameters need to be configured for a proper measurement 1 Pipe outer diameter 2 Pipe wall thickness 3 Pipe materials for non standard pipe materials the sound speed for the material must be configured too Standard pipe materials and standard liquids refer to those with the sound parameters that have already been programmed into software of the flow meter therefore there is no need to configure them 4 Liner material and its sound speed and thickness if there is any liner 5 Liquid type for non standard liquids the sound speed of the liquid is also needed 6 Transducer type adapted to the flow meter Generally the Standard M1 clamp on transducers will be the selected option 7 Transducer mounting methods the V method or Z method is the common
60. plays you can know if the communication is ok Switches for the built in data logger There are as many as 22 different items can be chosen To turn this function select YES the system will ask for selecting the items There are 22 items available Turn on all those items you want to output M51 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 M52 Data 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 If To the internal serial BUS is selected the data will be transmitted to the internal serial bus which allows a thermal printer or a 4 20mA analog output module to be connected to it M53 Display analog inputs AI5 current value and its corresponding temperature or pressure or liquid level value M54 Pulse width setup for the OCT OCT1 output Minimum is 6 mS maximum is 1000 mS M55 Select analog output 4 20mA current loop or CL mode Available options 0 4 20mA output mode setup the output range from 4 20mA 1 0 20mA output mode setup the output range from 4 20mA This mode can only be used
61. put one Serial Expanding Bus socket 2 ways of OCT switch output 2 ways of PT100 RTD inputs one isolated and surge protected RS485 Compared with our early version 7 and version 11 flow meters with the cost reduced tremendously major revisions as following have been made 1 128 times of sample of original data version 7 have only 50 made higher accuracy 2 More communication protocols like MODBUS Meter BUS etc 3 Isolated DC AC power supply makes meter could work properly on various demanding industrial environments 4 The new generation of flow meter can measure heat energy now it is equipped with 2 two ways of PT100 RTD 5 Software updating can be done by the users now If any software bug was found we now could send our users with an updating file via email The module can work alone without a LCD and Keypad module The parameters that the flow meter needed to work properly can be 1 Setup by a parallel keypad module which will be plugged onto the parallel interface inside of the module 2 By a serial keypad module which can be plugged onto RS485 serial port of the meter The serial keypad also serves to supply the 24VDC power for the flow meter 3 down loading by use of a PC computer based software The transducers can be one of any kinds of the types made by this company include the clamp on type the insertion type the PI type and standard pipe type It can even use transducers made by the users or the tran
62. r the liner sound speed include 1 Tar Epoxy 2 Rubber 3 Mortar 4 Polypropylene 5 Polystryol 6 Polystyrene 7 Polyester 8 Polyethylene 9 Ebonite 10 Teflon 11 Other need to enter liner sound speed in M17 Window for entering the non standard liner material speed Window for entering the liner thickness if there is a liner Window for entering the ABS thickness of the inside wall of the pipe Window for selecting fluid type For standard liquids no need to enter fluid sound speed include 0 Water 1 Sea Water 2 Kerosene 3 Gasoline 4 Fuel oil 5 Crude Oil 6 Propane at 45C 7 Butane at 0C 8 Other liquids need to enter sound speed in M21 and viscosity in M22 9 Diesel Oil 10 Caster Oil 11 Peanut Oil 12 90 Gasoline 13 93 Gasoline 14 Alcohol 15 Hot water at 125C M21 Window for entering the sound speed of non standard liquid used only when option item 8 Other is selected in M20 M22 Window for entering the viscosity of the non standard liquids used only when option item 8 Other is selected in M20 Window for selecting transducer type There are 22 types as following 0 Standard M The middle size l Insertion Type C 2 Standard S 3 User Type M23 4 Standard B 5 Insertion Type B 45 6 Standrad L The large size transducers 7 JH Polysonics 8 Standard HS small size transducer for Handheld flow meter 9 Standard HM middle size transducer for
63. remember all the menu windows Just remember the most command used windows and the proximate window numbers of some uncommonly used windows would be sufficient You can always use the going up and going down key to find the right window Note 1 It is recommended to practice those menu windows on your flow meter while reading this chapter for the sake of easier understanding 2 To quickly switch to a menu window simply press the MENU key followed by the window number a two digit number To move from one window to the next use UP or Down keys Menu window No Function M00 Display flow rate and NET totalizer If the net totalizer is turned off the net totalizer value shown on the screen is the value prior to its turn off Select all totalizer unit in menu M31 M01 Display flow rate velocity M02 Display date time and POS positive totalizer If the positive totalizer is turned off the positive totalizer value shown on the screen is the value prior to its turn off Display flow rate and NEG negative totalizer If the negative totalizer is turned off the negative totalizer value shown on the screen is the value prior to its turn off Display date and time flow rate The date and time setting method is found in MENU60 Display energy rate instantaneous Caloric and total energy Caloric Display temperatures inlet T1 outlet T2 Display analog inputs AI3 AI4 current value and i
64. sducers made by other company TUF 2000M User Manual The module will satisfy the measurement requirement for most kind of liquids such as water sea water sew water and chemistry liquids It can even measure pure paper pulp or fluids with higher density suspend particles The module can be used alone as a flow meter Users can even integrate a number of the modules into a multi channel flow meter that can measures up to several dozen of different pipes or a flow meter that has higher accuracy by measures the same pipe with all the channels The low flow performance of this module is better compared with our previous flow meters It can measure a flow that is as low as 0 001m S properly when the PI transducers are used 2 2 Features 1 better than 1 accuracy better than 0 2 repeatability 2 128 times of measurement and the revised software make the performance better and the indicated flow more stable 3 RS485 serial port 4 Three analog inputs 5 One 4 20mA analog output 6 Two OCT output channels 7 Ability to measure sewage water 8 Four kinds of different types of transducers can be used addition with user defined transducers 9 The internal universal serial bus enables several output modules to be connected to it 10 All the parameters can be solidify into the flash memory 11 Several optional function module to be chosen to add to the main module 12 More than 4 different kinds of communication protocol s
65. seesseesesrosseeseesressee 39 7 CommuUMCation Protocols esi na ung eaaa oraa e aAA OREO EENE ASRASA REA TMS EAA EASE ERENS GiE 39 Ti Che MODBUS protocolada iae cette E a dais Ea E E daeao a teronananee 39 7A MODBUS REGISTERS TABLE niuni neee a E 40 7 1 2 REGISTER TABLE for the DATE accumulators ssssneeseesseeseeseesseessesesssressesrrssressesess 45 7 1 3 REGISTER for power on and power off ccccecccecseeseeceteceeeeeeeeeeseeceaeceeeeeeeeeseeesaeees 47 7 2 The FUJI extended communication protocol 0 cccceccessesseceseceseceeeeesseecaecnseeseeeenseecsaeeneenees 48 7 2 1Command prefixes and the command connector eceecceteceeeceeeeeeeeeeeceeeeeeeeeeseeeaeens 51 7 3 The compatible communication protocols cccceccceesceesceesceceeceeeceeeeeeseecaeceeceeeeenseeeseenteenees 52 TA Key VANS Pa Desi oTi n u T N east TE anal esau A T E SEA E 54 S Troubleshooting sisiring tasn eseas a iaaa a ia a a aa aa aai aiaia 55 8 1 Power on Error Displays and Counter Measures nssssessessseseessessresresseesresresstesresressressesess 55 8 2 Error COGe and Counter MeasuteS aiee traa r E TAa 55 8 3 Oth r Problems and Solutions assesi ikastaroen EERE RT AETAT R ERES RO ESSERE EAA 56 TUF 2000M User Manual Technical Manual for TUF 2000M This manual applies to TUF 2000M version13 44 and above 1 Must knows about TUF 2000M Please read the following paragraphs when you use TUF 2000M for the first time l The setup
66. st flow when REAL4 In cubic meters off 3601 Power on second and BCD Second in low byte minute in high minute 3602 Power on hour and day BCD Hour in low byte day in high 3603 Power on month and year BCD Month in low byte year in high 3604 Power on error code BIT B15 stand for corrected lost flow 3605 Power off second and BCD Second in low byte minute in high minute 3606 Power off hour and day BCD Hour in low byte day in high 3607 Power off month and year BCD Month in low byte year in high 47 TUF 2000M User Manual 3608 1 Power off error code BIT B15 stand for corrected lost flow 3609 3610 2 Flow rate when power on REAL4 Flow rate after 60 seconds when power on 3611 3612 2 Flow rate when power off REAL4 3613 3614 2 Time duration when off LONG In seconds 3615 3616 2 Corrected lost flow when REAL4 In cubic meters off OOOO QU0000000 00 O00000 QOQDUOUOU0UUU0U0UU000U 31 3825 3840 16 The 32 data block 7 2 The FUJI extended communication protocol TUF 2000M is compatible with the TUF7 FUJI extended communication protocol which used in our previous Version7 ultrasonic flow meters This protocol is a set of basic commands that are in ASCII format ending with a carriage return CR and line feed LF For most of the commands The line feed LF should be better omitted for fast responding te0 Returns flow rate per day te
67. t gt M93 gt gt M94 gt gt M95 This function allows the user to visit all the important information without any manual action To stop this function simply press a key Or switch to a window other than M95 M96 This is not a window but a command for the thermal printer to advance 5 lines of paper M97 This is not a window but a command to print the pipe parameters By default the produced data will be directed to the internal serial bus thermal printer You can also direct those data to the serial communication port M98 This is not a window but a command to print the diagnostic information By default the produced data will be directed to the internal serial bus thermal printer You can also direct those data to the serial communication port M99 This is not a window but a command to copy the current display window By default the produced data will be directed to the internal serial bus thermal printer You can also direct those data to the serial communication port By use of the window copying function you can hardcopy very window displaying manually by switching windows or you can obtain the window displaying data by communication M 0 Browse the 32 recorded instrument power on and power off date and time with the flow rate at the time of power on and off 20 TUF 2000M User Manual Displays the total working time of the flow meter When the backup battery is removed t
68. ter Measures The TUF 2000S ultrasonic flow meter will show Error Code in the lower right corner with a single letter like I R etc on menu windows M00 M01 M02 M03 M90 and MO8 When any abnormal Error Code shows counter measures should be taken Correspondent Message displayed on M08 System Normal No error 1 No Signals detected 2 Transducers installed improperly Detect No Signal 3 Too much fouling 4 Pipe liners are too thick 5 Transducer cords are not properly connected Causes Counter measures 1 Relocate measuring location 2 Clean the spot 3 Check the cords Contact the factory H PoorSig Detected 1 Poor signal detected 1 Relocate Hardware Error Hardware problem 55 TUF 2000M User Manual 2 Transducers installed improperly 3 Too much fouling 4 The pipe liners are too thick measuring place 2 Clean the spot 3 Check the cords 5 Problem with transducers 4 Check the cords coupler Check the value entered at M66 M67 M68 and M69 and try to enter a larger value on M69 The actual frequency for the Frequency Output is out of the range set by the user Frequ Output Over 1 Temporary problems with tem RAM E System rror RAM RTC Date Time Error CPU or IRQ Error ROM Parity Error 1 power on again 2 Permanent problems with hardware Instrument is in the progress of adjusting the gain for the signal and the number indicates the pro
69. the 4mA current output use precision ammeter to measure the output current at the same time use A W to adjust the digital on the flow meter until the ammeter indicate 4 00 Then press ENT to enter the window of adjusting the 20mA output When finished adjusting you have to use menu window 26 to store the result into the flash memory so that it will be solidified and will not be lost even the reserve battery removed 6 33 How to solidify the parameters There are three kinds of parameters for the new generation TUF TUF 2000 1 Current parameters the parameters are stored in the RAM They will be lost when one cut the power or remove the reserve battery 2 Solidified parameters you may use menu window 26 to store the parameters in the Flash memory and they will not be lost even power off This menu window is also a switch for the parameters in flash memory to be loaded when power is turned on The default option is that the parameters will be loaded So if the parameters are very stable you may need this option 3 User frequently used parameters you can use menu window 27 to store or restore from the internal Flash memory as many as 9 different pipe parameter configurations 6 34 How to enter the parameters of user type transducer If a user type transducer is selected in menu window 23 you need proceed to enter additional 4 user type wedge parameters that describe th
70. trength 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 to 99 the bigger the better It should at least be great than 50 for normal operations Displays the Time Ratio between the Measured Total Transit Time and the Calculated time If the pipe parameters are entered correctly and the transducers are properly installed the ratio value should be in the range of 100 3 Otherwise the entered parameters and the transducer installation should be checked M93 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 Displays total transit time and delta time transit time difference M94 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 M95 1 Display the positive and negative energy totalizers 2 Upon entering this window the circular display function will be started automatically The following windows will be displayed one by one each window will stay for 8 seconds M95 gt gt M00 gt gt M01 gt gt M02 gt gt M02 gt gt M03 gt gt M04 gt gt M05 gt gt M06 gt gt M07 gt gt M08 gt gt M90 gt gt M9 1 gt gt M92 g
71. ts corresponding temperature or pressure or liquid level value Display all the detailed error codes Display working condition and system error codes R stands for normal others refer to Chapter 8 for details Display today s total NET flow Window for entering the outer perimeter of the pipe M10 If pipe outer diameter is known skip this menu and go to Menu 1 Ito enter the outer diameter M11 Window for entering the outer diameter of the pipe Valid range 0 to 18000mm 12 TUF 2000M User Manual Note you just need to enter either the outer diameter in M11 or the peripheral in M10 M12 Window for entering pipe wall thickness You may skip the menu and enter inner diameter in M13 instead Window for entering the inner diameter of the pipe If pipe outer diameter and wall thickness are enter correctly the inner diameter will be calculated automatically thus no need to change anything in the window Window for selecting pipe material Standard pipe materials no need to enter material sound speed include 0 carbon steel 1 stainless steel 2 castiron 3 ductile iron 4 copper 5 PVC 6 aluminum 7 asbestos 8 fiberglass 9 other need to enter material sound speed in M15 Window for entering the pipe material speed only for non standard pipe materials Window for selecting the liner material select none for pipes without any liner Standard liner materials no need to ente
72. ubic 22 Cubic feet hour 23 Cubic feet day feet minute 24 American oil 25 American oil 26 American oil 27 American oil barrel second barrel minute barrel hour barrel day 28 Imperial oil 25 Imperial oil 26 Imperial oil 27 Imperial oil barrel second barrel minute barrel hour barrel day 7 1 22 REGISTER TABLE for the DATE accumulators O0 19 REGISTER for accumulators by day Accumulator data for every past day are stored in a loop queue Every day has 16 bytes of data and there are 64 days in total The current pointer which has a range of 0 63 for the day is in REG 0162 if the pointer is decreased by 1 when the pointer is 0 then new pointer value will be 63 Assume REG 0162 1 the data for yesterday are in REG 2825 2832 the data for the day before yesterday are in REG2817 2824 and the data for the day of 2 days ago are in REG 3321 3328 REGISTER TABLE for the DAY accumulators Block No Register number variable format Note n a 0162 Data pointer Integer Range 0 63 0 2817 Day and Error Code BCD Day in high byte 2818 Month and year BCD Year in high byte TUF 2000M User Manual 2819 2820 2 Total working time LONG 2821 2822 2 Net total flow for the day REAL4 2823 2824 2 total energy for the REAL4 2825 l Day and Error Code BCD Day in high byte 2826 1 Month and year BCD Year in high byte 2827 2828 2 Total working time LONG 2829 2830 2
73. upported by the same time include MODBUS Meter BUS 13 Date totalizers that can record as much as 64 sets of data by day 32 sets of data by month All the data can be retrieved by use of the MODBUS registers 14 32 records of power on and power off data Data can be read through MODBUS 15 Built in data logger printer full programmable with what to be print the start time interval and output times 16 Programmable pulse width of OCT output 17 One Parallel Interface for display and keypad TUF 2000M User Manual 18 Plug on and off display and keypad module can be connected to the serial port of the meter 19 Almost the same menu arrangement make the users of previous version of flow meter very easy to operate 20 A fluid velocity threshold enables the identification of the kinds of fluid 21 Digital inputs can be inputted by used of the analog inputs 22 A full programmable built in batch controller which can be started by key pressing and by the input to the analog inputs or through MODBUS protocol 23 Power supply by 8VDC 36VDC 50mA or 1OVAC 30VAC S0mA 24 Daily time period flow totalizer refer to Menu 80 2 3 Picture of the module and its terminal description Terminals NOTE The terminal pin outs may vary with different module 8 36V 8 36V Power supply 10 36VAC is also applicable to these two terminal 485 485 RS485 terminals TUF 2000M User Manual is 2 TX1 TX2 AB Al4 AIS
74. y t power on and power off the new generation flow meter will record data about the time duration statue byte and the flow rate into a data block Every data block consists 32 bytes of data There are as many as 16 blocks of data can be recorded for 16 times of power on and 16 times of power off The data blocks are in a structure of loop queue The 16th data block will override the first block by default The location of the current block is presented in the data pointer The current power on data block is pointed by the decease by 1 of the pointer MODBUS registers table for the power on and power off Block No Register Variable Format Note n a 0164 Pointer Integer Range 0 3 1 3585 Power on second and BCD Second in low byte minute in high minute 3586 Power on hour and day BCD Hour in low byte day in high 3587 Power on month and year BCD Month in low byte year in high 3588 Power on error code BIT B15 stand for corrected lost flow 3589 Power off second and BCD Second in low byte minute in high minute 3590 Power off hour and day BCD Hour in low byte day in high 3591 Power off month and year BCD Month in low byte year in high 3592 Power off error code BIT B15 stand for corrected lost flow 3593 3594 Flow rate when power on REAL4 Flow rate after 60 seconds when power on 3595 3596 Flow rate when power off REAL4 3597 3598 2 Time duration when off LONG In seconds 3599 3600 2 Corrected lo
75. zed 6 17 How to produce an alarm signal There are 2 types of hardware alarm signals that are available with this instrument One is the Buzzer and the other is the OCT output Both for the Buzzer and OCT output the triggering sources of the event include the following 1 There is no receiving signal 2 There is poor signal received 3 The flow meter is not in normal measurement modes 4 Reverse flow 5 Overflow occurs at the analogue output by 100 or more 6 Overflow occurs at the frequency output by 120 or more 7 The flow rate is out of the specified range which is configured in windows M73 and M74 for Alarm 1 and in windows M75 and M76 for Alarm 2 Example A assume we need the Buzzer to start beeping when the flow meter is not ready in normal measurement Switch to M77 select item 2 Abnormal Measurement State Example B assume we need the Buzzer to start beeping when the flow rate is less than 300 m h and greater than 1000m h The following setup steps would be recommended 1 Enter flow rate lower limit 300 in M73 for 1 alarm 2 Enter flow rate upper limit 1000 in M74 for 1 alarm 3 Select item 6 Alarm 1 in M77 Example C assume we need the OCT output to activate when flow rate exceeds 100 500m h and the relay output to activate when flow rate exceeds 600 1000m3 h The following setup steps would be recommended 1 Enter flow rate lower limit 100 in M73 2 Enter flow rate upper limit

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