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NT UF 811 CO GB (c) / March 2014

Uf 811 CO

(open channel)

User Manual

Bâtiment Texas – Éragny Parc

9, Allée Rosa Luxemburg

95610 ÉRAGNY SUR OISE, FRANCE

Tel.: 33 (0)1 30 27 27 30

Fax: 33 (0)1 30 39 84 34

2012 ULTRAFLUX S.A.

All rights reserved. No part of this document may be reproduced without prior written authorisation from
ULTRAFLUX S.A. ULTRAFLUX, Uf 811 are registered trademarks of ULTRAFLUX S.A.

Summary of Contents for Uf 811 CO

Page 1: ...All e Rosa Luxemburg 95610 RAGNY SUR OISE FRANCE Tel 33 0 1 30 27 27 30 Fax 33 0 1 30 39 84 34 2012 ULTRAFLUX S A All rights reserved No part of this document may be reproduced without prior written a...

Page 2: ...___________________________________ 8 1 11 Screen ______________________________________________________________________ 8 1 12 Functions ______________________________________________________________...

Page 3: ..._________________________________65 6 1 Principle _____________________________________________________________________ 66 6 2 Application example______________________________________________________...

Page 4: ...4 NT UF 811 CO GB c March 2014 CHAPTER 1 OVERVIEW...

Page 5: ...ainst dust and immersion IP 67 Total protection against dust protection against immersion for 30 minutes under 1m of water This protection is only valid if the installation has been carried out or aud...

Page 6: ...mportant The connectors must only be connected or disconnected with the power off and the equipment isolated If the flow meter unit is opened by anyone other than an Ultraflux technician the warranty...

Page 7: ...Uf 811 can manage 2 ultrasound chords Each connector corresponds to one ultrasonic chord in other words two probes As standard it is therefore necessary to use the Y cable provided with the flow meter...

Page 8: ...the front panel Blue measurement LED indicates whether or not the flow meter is measuring A flashing LED indicates normal operation An LED which is fixed on or off indicates abnormal or interrupted op...

Page 9: ...ustable storage interval Setting the measurement to zero if the flow is below a programmable value Readjustment of the zero if it is possible to completely stop the flow 1 13 Performance of the flow m...

Page 10: ...missions from 30 MHz 6 GHz EN 61000 4 6 Immunity to induced conducted disturbances Criterion B EN 61000 4 2 Immunity to electrostatic discharges Criterion B EN 61000 4 3 Immunity to radiated electroma...

Page 11: ...11 NT UF 811 CO GB c March 2014 CHAPTER 2 SAFETY INSTRUCTIONS...

Page 12: ...off without opening or touching it then call the competent services in order to secure the premises The flow meter must not be used beyond the possibilities and specifications given in this manual Th...

Page 13: ...ntact address For any requests for information please contact us at ULTRAFLUX 9 All e Rosa Luxemburg 95610 ERAGNY FRANCE http www ultraflux net E mail ultraflux ultraflux fr Tel 33 0 1 30 27 27 30 Fax...

Page 14: ...14 NT UF 811 CO GB c March 2014 CHAPTER 3 INSTALLATION AND WIRING...

Page 15: ...Ultraflux to ensure the unit is leakproof and will operate correctly Important Avoid installing the Uf 811 close to a frequency converter If this cannot be avoided interference filters must be install...

Page 16: ...the wire This edge may be very sharp It is recommended to cover the cut edge of the armour with insulating tape to prevent any accidents The armour must remain outside the plugs The shielding must pas...

Page 17: ...85 network a termination resistance of 120 Ohm must be added to the connector between pins A and B Only one of the two interfaces may be in operation at any one time The connector used is a male 5 pin...

Page 18: ...Tightening torque Screw terminals 0 2 Nm Tightening torque Set screw 0 8 Nm 1 Nm Plug fitting a Thread on the parts b Strip the cable by 35 mm Strip the conductors by 4 mm Splay the armour and place i...

Page 19: ...e connected to connector I O 2 The connectors used are female 8 pin type M12 connectors with A coding View of the base For the I O 1 connector the pins have the following functions For the I O 2 conne...

Page 20: ...modules The pins have the following functions Pin Function 1 current 2 current 3 4 3 Wiring of the current input modules The pins have the following functions Pin Function 1 current A wire 1 2 current...

Page 21: ...e 1 3 red wire 2 4 white wire 2 Warning To ensure good measurement quality it is recommended to use shielded platinum probes 360 shielding connection is provided by the Binder connector Important For...

Page 22: ...ng functions Pin Function 1 I O 1 current 2 I O 1 current 3 I O 1 4 I O 1 5 I O 1 voltage A 6 I O 1 voltage A 7 I O 1 voltage B 8 I O 1 voltage B For the I O 2 connector the pins have the following fu...

Page 23: ...ch M12 0 4 Nm Tightening torque Screw terminals 0 2 Nm Tightening torque Set screw 0 8 Nm 1 Nm Plug fitting a Thread on the parts b Strip the cable by 35 mm Strip the conductors by 4 mm Splay the armo...

Page 24: ...t configuration for your application The connector used is a male 4 pin M12 type connector with A standard coding View of the base NB pin 5 on base plate 5 is not used The pins have the following func...

Page 25: ...screw 3 3 4 Power supply connector Warning Before wiring the power supply check that no current is circulating on the power supply cables The installation must be locked and tagged so that it cannot b...

Page 26: ...8 mm Tightening torque Wrench M12 0 4 Nm Tightening torque Screw terminals 0 2 Nm Tightening torque Set screw 0 8 Nm 1 Nm Plug fitting Thread on the parts Strip the cable by 35 mm Strip the conductor...

Page 27: ...er supply connector must be screwed into their allocated positions The connectors of the Uf 811 box are installed as shown on the figure below POWER COM I O 2 I O 1 Chord 2 Chord 1 Important All conne...

Page 28: ...28 NT UF 811 CO GB c March 2014 CHAPTER 4 IMPLEMENTING A MEASURING POINT...

Page 29: ...ents and supports that are possible for wet probes for open channels and rivers we will not go into each of them in detail but rather list the general principles and prerequisites for smooth operation...

Page 30: ...s need to be taken on site in relation to the water level The level probe s The velocity measurement chords ultrasonic probes 4 4 Analysing and processing data measured on site In preparation for conf...

Page 31: ...collected to the converter All of the data collected previously points 4 3 and 4 4 must be transferred to the converter There are two ways you can do this Using the PC software for your Uf 811 see Ch...

Page 32: ...32 NT UF 811 CO GB c March 2014 CHAPTER 5 USING AND CONFIGURING THE Uf 811...

Page 33: ...sing the keypad takes you back to measurement mode Within a menu the and keys are used to change page These keys may also have a contextual function If this is the case a reminder of this function wil...

Page 34: ...ions given in this reference system Example The water is at 150 mm on a water level gauge The flow meter will display the level of the water surface in the customer reference system However to describ...

Page 35: ...tive with regard to this plane Comments The highest point must be greater than the maximum foreseeable water level If the water exceeds this height the entire area located above this last point is not...

Page 36: ...tion the plane is located at a height of 26m NGF Note The open channel pipe is defined by its section its hydraulic profile and the position of the ultrasonic chords The number of chords must be deter...

Page 37: ...ctions for the flow meter CONFIGURATION configuration of the operating modes the registration name the JBUS MODBUS characteristics configuration management etc PIPE FLUID SETTINGS settings for the typ...

Page 38: ...11 To save the current configuration on the flow meter select the configuration number under which you wish to save it The saving of the configuration is then validated when you move to another menu...

Page 39: ...d for a few seconds The time for which the flow meter is locked increases each time that an incorrect code is entered by the user Notes The flow meter can be locked manually Select the Locked field an...

Page 40: ...number of the flow meter number assigned to the flow meter and to which it will respond in a JBUS MODBUS query Transmission speed bitrate Enter the transmission speed that you wish to apply 11 Time de...

Page 41: ...ing is used to define the time interval between two successive points The possible values are 1 s 5 s 10 s 30 s 1 min 2 mins 5 mins 10 mins 15 mins 30 mins 1 hr 2 hrs 6 hrs 12 hrs and 24 hrs Example I...

Page 42: ...timated using parameter S0 which defines a surface of the section in which the velocity is constant If this parameter is positive the calculation of the flow adds this section to the hydraulic section...

Page 43: ...a simple solution involves using a current input The flow meter will work out the level of water in which the sensor is submerged from the current measured Simply configure the range of the sensor and...

Page 44: ...tion between the average velocity V in the entire wetted section and the velocity measured by a chord submerged at d D Comments The deepest section is marked by the bottom of the channel or the river...

Page 45: ...mode all elevations are specified with regard to the reference plane H0 Relative mode in which the elevations marking the sections are specified as an immersion percentage for example point 1 95 imme...

Page 46: ...reakdown of the hydraulic profile into basic sections proposed by the flow meter copies the one recommended by the ISO 6416 standard concerning the ultrasonic flow measurement in an open channel 5 4 6...

Page 47: ...ger a learning mode for this height velocity law which is done by automatic regression The flow meter will then estimate what the height velocity curve could be taking into account the measuring point...

Page 48: ...can be returned on a relay output see part 5 4 4 point 5 each time that the Pulse weight x Unit volume flows in the metering direction of the totalizer The possible units are non exhaustive list 1 ml...

Page 49: ...all additional inputs outputs please contact Ultraflux to find out the specifications of all available inputs outputs 1 Current input and voltage input module The possible options are OFF deactivated...

Page 50: ...ltage output module The possible options are OFF deactivated Voltage output o 0 5 V o absolute value 0 5 V Current output o 0 20 mA 4 20 mA 0 24 mA o absolute value 0 20 mA 4 20 mA 0 24 mA For the vol...

Page 51: ...ulse with an adjustable width on each incrementation of the selected totalizer The pulse width must then be defined determining the time for which the relay remains closed the relay initially off is t...

Page 52: ...than the indicated threshold The relay switches to the opposite state if the value concerned is lower than the threshold Comment In order to restrict the relay backlash when the dimension concerned f...

Page 53: ...tection against handling errors 3 Number of logger parameters Up to 30 variables can be recorded in the logger The number of variables can be adjusted Its maximum autonomy is for 530 000 time stamped...

Page 54: ...do this define the maximum variation percentage with regard to the previous recording If the variation measured is greater than this maximum the recording is instantly triggered no more than once per...

Page 55: ...xpected zone for example if one of the probes is not connected or if one of the probe cables is damaged the screen displays a sign in place of the acoustic signal The second screen shows a zoom on the...

Page 56: ...ticular to avoid inopportune actions from the instrumentation and control part of the installation Two situations may arise Situation 1 Measurement loss duration less than the storage time In this cas...

Page 57: ...ines the force of the filtering following a flow rate step quick opening of the isolation dam the value measured reaches the final value at 1 after the time constant To adjust this time constant a sim...

Page 58: ...a minimum velocity and a maximum velocity 7 Probe immersion depth For it to be possible for the velocity measured by a chord to be included in the flow calculation the chord must be sufficiently subme...

Page 59: ...riations in velocity 2 Weighting coefficients of the chords A weighting coefficient is a corrective factor and is applied when calculating the velocity For example if you wish to reduce the velocity o...

Page 60: ...e of the flow by 20 at this point etc There are two tables one for positive flows and one for negative flows 5 6 3 Advanced configuration menu 1 Simulation mode The flow meter can be used in Measureme...

Page 61: ...represents the frequency of the probe Angle corresponds to the angle of the ultrasonic probe For an open channel probe the angle is always 0 Text is used to identify the special probe in the list of...

Page 62: ...age displays the data relating to the flow rate average velocity in the channel water level 3 Specific information relating to the chords These pages depending on the number of chords provide informat...

Page 63: ...ed 5 Date and time This screen indicates the date and time of the flow meter and the information concerning the last powering on 6 Logger info This page indicates the status of the logger and the last...

Page 64: ...Flow graph The flow graph is a screen for displaying changes in a particular magnitude on a curve 5 7 2 Verification of measurement quality and consistency The information on the different Measuremen...

Page 65: ...65 NT UF 811 CO GB c March 2014 CHAPTER 6 FUNCTION ENGINE...

Page 66: ...egrate a new feature for your Uf 811 6 2 Application example 6 2 1 Water temperature calculation The water temperature can be determined from its celerity via a calculation You will find in the append...

Page 67: ...67 NT UF 811 CO GB c March 2014 CHAPTER 7 PC SOFTWARE...

Page 68: ...the software 1 Run the Setup exe installation program on the CD ROM 2 Select the language to use for the installation and for displaying the screens 3 Using the Browse button specify the software ins...

Page 69: ...tings Options menu to o Configure the PC software o Load the configuration file o Save the configuration file About menu to o Get information about the PC software version 7 1 2 Connecting the flow me...

Page 70: ...or data logger downloads 7 1 5 Icons Icons are displayed at the bottom of each window under the Dialogue menu This disk icon runs the save procedure The software then asks you for the name of the fold...

Page 71: ...sing the Dialogue Measurement command 1 List of available tabs The measurement window has the following tabs General tab contains general information about the measurement QA flow rate tab contains ge...

Page 72: ...72 NT UF 811 CO GB c March 2014 2 General tab This tab displays the main measurement information graph of the measurement point value for the flow and the flow velocity totalizers...

Page 73: ...This tab displays the main information about the measurement channel value of flow flow velocity section and height of water It also provides information concerning the measurement chords Comment Ther...

Page 74: ...election of the flow meter display language and name of the flow meter defined during the installation o Logger tab description of the operation of the logger o Totalizer tab definition of the operati...

Page 75: ...tion is complete upload the configuration to the flow meter by clicking this button Comment On opening the settings window the configuration loaded in the PC is the current configuration of the flow m...

Page 76: ...s in Advanced mode All of the parameters displayed below are described previously in this document see part 5 4 9 4 Totalizers tab in the General drop down menu The screenshot below shows an example o...

Page 77: ...down menu The screenshot below shows an example of settings in Advanced mode All of the parameters displayed below are described previously in this document see part 5 4 8 You can choose whether or n...

Page 78: ...ings in Advanced mode All of the parameters displayed below are described previously in this document see part 5 4 2 7 Chord tab in the Channel drop down menu The screenshot below shows an example of...

Page 79: ...the external chord which takes over the input module which will serve as a velocity measurement a 4 20 mA module may serve to recover a Doppler velocity The main advantage of this virtual chord lies...

Page 80: ...d below are described previously in this document see part 5 4 5 These buttons are used to force the hydraulic profiles with standard ISO 6416 or with all coefficients equal to 1 10 Level tab in the C...

Page 81: ...of Advanced settings All of the parameters displayed below are described previously in this document see part 5 4 6 12 Linearisation tab in the Channel drop down menu The screenshot below shows an ex...

Page 82: ...Period and Time command you will be able to process this data with the software used for data handling Excel by default if this is installed on your computer A macro for Excel is provided Data process...

Page 83: ...83 NT UF 811 CO GB c March 2014 Appendix I Characteristic echo signals...

Page 84: ...plitude of the echo is at its maximum and the echo is rising rapidly without too much distortion deformations The following figures show the most commonly observed echo signals Ideal signal quick rise...

Page 85: ...signal gain greater than 50 dB may mean that the probes require realignment or maintenance pollution on the surface of the probe Presence of electromagnetic interference Comment in this case move the...

Page 86: ...86 NT UF 811 CO GB c March 2014 Appendix II Speed of sound in water...

Page 87: ...4 Sound propagation velocity in water t C C m s t C C m s 0 1422 8 30 1506 4 5 1426 5 35 1520 1 10 1447 6 40 1529 2 15 1466 3 45 1536 7 20 1482 7 50 1542 9 25 1497 Approximate value C 1557 0 0245 74 t...

Page 88: ...88 NT UF 811 CO GB c March 2014 Appendix III Troubleshooting III 1 Diagnostic indications III 2 Description of fault bits III 3 Fault grid...

Page 89: ...rectly positioned with regard to each other o Probes excessively clogged o Fluid too absorbent too much slurry excessively aerated Contact us and we will work with you to find the best solution o Prob...

Page 90: ...lay overflow appears permanently or intermittently in the case of a relay output configured in totalizer mode Cause o Too many pulses output within the allocated time Actions to take o Adapt the pulse...

Page 91: ...tputs of the function engine This fault is used to identify a calorimetry problem for example 19 Ultrasound configuration The ultrasonic board has a configuration problem 20 Alarm C A peripheral syste...

Page 92: ...lay A output outside range Relay A cannot output the required frequency based on the programmed range 2 On relay B output metering Relay B cannot output the number of pulses required based on the prog...

Page 93: ...rd immersion Chord submerged 26 Overspeed underspeed Chord overspeed underspeed 29 Flow calculation Chord taken into account in the flow calculation 30 Fault Fault on a chord 31 Not valid Chord not va...

Page 94: ...o the function engine If the problem persists contact Ultraflux Com ER There is a programming problem with the two DSP processors Turn the flow meter off and then back on If the problem persists conta...

Page 95: ...95 NT UF 811 CO GB c March 2014 Appendix IV Link protocol of the Uf 811 IV 1 Serial link characteristics IV 2 Reading of N words with N 125 IV 3 Modbus Jbus table IV 4 CRC16 calculation algorithm...

Page 96: ...sion speed from 300 to 115200 bauds Number of bits 8 Parity None Number of stop bits 1 For FLOAT type information it must be possible to read two consecutive words or 4 bytes The format complies with...

Page 97: ...ction code for reading N words is 3 Request Data Slave no 3 address 1st word number of words CRC16 Size 1 byte 1 byte 2 bytes 2 bytes 2 bytes Response Data Slave no 3 number of bytes read value 1st wo...

Page 98: ...Unit USHORT 0212 530 0412 1042 Totalizer4 value ULONG 0213 531 0413 1043 Totalizer4 Weight USHORT 0215 533 0415 1045 Totalizer4 Unit USHORT 0216 534 0416 1046 0217 535 0417 1047 0217 535 0417 1047 Yea...

Page 99: ...1105 IQ FLOAT 0253 595 0453 1107 Fault ULONG 0255 597 0455 1109 Probe Reference USHORT 0257 599 0457 1111 Distance Between Probes USHORT 0258 600 0458 1112 0259 601 0459 1113 chord 03 0259 601 0459 11...

Page 100: ...1233 Value FLOAT 02D1 721 04D1 1233 Fault ULONG 02D3 723 04D3 1235 02D5 725 04D5 1237 IO 02B 02D5 725 04D5 1237 Value FLOAT 02D5 725 04D5 1237 Fault ULONG 02D7 727 04D7 1239 02D9 729 04D9 1241 IO 03A...

Page 101: ...1317 Value FLOAT 0325 805 0525 1317 Fault ULONG 0327 807 0527 1319 0329 809 0529 1321 Function output 05 0329 809 0529 1321 Value FLOAT 0329 809 0529 1321 Fault ULONG 032B 811 052B 1323 032D 813 052D...

Page 102: ...xclusive OR n number of bits poly calculation polynomial of CRC16 1010 0000 0000 0001 generator polynomial 2 X2 X15 X16 the first byte sent is the one with the least significant bits END BYTE Offset t...

Page 103: ..._______________________________11 2 1 Using the flow meter ___________________________________________________________ 12 2 2 Symbols used on the flow meter ___________________________________________...

Page 104: ..._____________________________________________________ 38 3 Confirmation of reset ___________________________________________________________ 38 4 Settings______________________________________________...

Page 105: ..._______________________________________ 57 3 Deletion rate CutOff Q ___________________________________________________________ 58 4 Product ___________________________________________________________...

Page 106: ..._________________________________ 76 4 Totalizers tab in the General drop down menu ____________________________________ 76 5 Inputs Outputs tab in the General drop down menu _________________________...

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Summary of Contents for Uf 811 CO

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