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Instruction manual
NivuSonic Clamp on

NivuSonic CO - Rev. 00 as of 08.12.2010

Page 15

Fig. 4-3

Two-path transit time measurement principle

Investigate the velocity as described below presuming C>>

1-2

(

)













−

⋅

−

cos

bzw.

(

)















−

⋅

−

cos

Presuming identical flow velocities in the paths it is possible to additionally de-

termine the deviation angle

of the flow direction in two-path installations. This

angle can be derived from a comparison between the readings from the single
paths.













⋅

−

⋅

−

sin

cos

arctan

Содержание NivuSonic Clamp On

Страница 1: ...truction Manual for Measurement System NivuSonic Clamp On incl accompanying Sensors Original Instruction Manual German Valid as of Firmware V2 00 NIVUS GmbH Im Taele 2 75031 Eppingen Germany Phone 49...

Страница 2: ...ne 48 0 58 760 20 15 Fax 48 0 58 760 20 14 E mail biuro nivus pl Internet www nivus pl NIVUS France 14 rue de la Paix 67770 Sessenheim France Phone 33 0 388071696 Fax 33 0 388071697 E mail france nivu...

Страница 3: ...riginal instruction handbook German must be consulted or the manufacturer contacted for clarifica tion Copyright No part of this publication may be reproduced transmitted sold or dis closed without pr...

Страница 4: ...off procedure 12 3 5 User s Responsibilities 12 4 Functional Principle 13 4 1 General 13 4 2 Flow velocity detection 14 4 3 Flow calculation 16 4 4 Device variations 16 5 Storing Delivery and Transpo...

Страница 5: ...s 60 8 5 5 Parameter Menu Digital Outputs 62 8 5 6 Parameter Menu setup parameter 65 8 5 7 Parameter Menu Storage mode 66 8 5 8 Data Structure on Memory Card 70 8 5 9 Parameter Menu Communication 71 8...

Страница 6: ...amp on Page 6 2 Overview and use in accordance with the requirements 2 1 Overview 1 Slot with plugged memory card 2 Graphic display 3 Keypad 4 Cable glands 5 Terminal clamp housing 6 USB Port 7 Clamp...

Страница 7: ...in writing are left at owner s risk The device is exclusively intended to be used for purposes as described above Modifying or using the devices for other purposes without the written consent of the m...

Страница 8: ...pact Flash Card Modbus TCP integrated web server connection to local networks LAN and Wide Area Network WAN Internet via Ethernet or optional internal ISDN GPRS or analog modem 2 3 2 Clamp On System M...

Страница 9: ...A interface primarily for data readout via Laptop or Notebook Readout unit With USB interface for connecting to PC Network connection via RJ45 Ethernet interface TCP IP internal web server or ModBus T...

Страница 10: ...ivuSonic CO the following information and higher legal regulations e g in Germany VDE such as Ex regulations as well as safety requirements and regulations in order to avoid ac cidents must be observe...

Страница 11: ...sensors Typ NIC0 An additional nameplate protected by a transparent shrunk on hose can be found on each end of the fixed cable providing the following article no of sensors serial no of sensors It is...

Страница 12: ...ng individual directives in particu lar the directive 89 655 EEC concerning the minimum safety and health re quirements for the use of work equipment by workers at work as amended are to be observed a...

Страница 13: ...ds of various consistencies It can exclusively be operated in full filled channels and pipes The flow velocity measurement method is based on the ultrasonic transit time principle Due to this reason i...

Страница 14: ...flow direction in an inverse angle The difference between the transit times is proportional to the average flow ve locity within the measurement path Flow determination is possible as soon as both cr...

Страница 15: ...ng C 1 2 1 2 2 1 2 1 2 1 2 1 1 1 cos 2 t t L bzw 3 4 4 3 4 3 4 3 4 3 t 1 t 1 cos 2 L Presuming identical flow velocities in the paths it is possible to additionally de termine the deviation angle of t...

Страница 16: ...rsions The tables below provide an overview on various possibili ties Transmitters The transmitters primarily vary in terms of power supply and data transmission options The current type of device is...

Страница 17: ...your delivery according to the delivery note for completeness and intactness immediately after receipt Any damage in transit must be instantly re ported to the carrier An immediate written report mus...

Страница 18: ...ices must be protected from corrosive or organic solvent vapours radio active radiation as well as strong electromagnetic radiation 5 4 Transport Sensors and Transmitter are conceived for harsh indust...

Страница 19: ...The unit protection rating is IP 65 The maximum switching voltage on the relay contacts must not exceed 250V According to Ex protection it must be checked if the devices power supplies must be integra...

Страница 20: ...foil is exposed to direct sunlight for a long time the foil cannot be easily removed Cleaning of the front foil can be undertaken with spirit or if necessary with car polish If this is not successful...

Страница 21: ...e ends or single as well as multi wired cables with cross sectional dimensions of 0 18 2 5 mm can be connected to these plug connections The 7 pole plug connections of the flow velocity sensors can be...

Страница 22: ...Instruction manual NivuSonic Clamp on Fig 6 2 Clamp wiring NivuSonic CO wall mount enclosure Page 22...

Страница 23: ...hing the pipe thread the clamp band and attach the sensors on the pipe with the arrow pointing in flow direction ac cording to path arrangement Fig 6 3 Sensor pair sensor A and B Please use the delive...

Страница 24: ...s Accurate sensor adjustment is very important You can check it here in the menu item I O sensors LDV signal strength see Fig 8 65 Readjust the sensor alignment on one sensor only After reaching the h...

Страница 25: ...able prerequisites for accu rate measurements This is why one has to be especially attentive to the re quired hydraulic calming sections The pipe must be fully filled Falls steps fittings profile chan...

Страница 26: ...DN L min 5x DN 45 L min 5x DN L min 10x DN 90 L min 10x DNL min 15 20x DN Fig 6 8 Sensor position behind curves or elbows h 5 von DN L min 3x DN h 5 von DN L min 5x DN h 30 von DN L min 10x DN Fig 6...

Страница 27: ...orizontal position sensors can be installed on the side 2 recommended range in vertical pipe 3 not recommended due to part filling idling 4 measuring impossible due to idling Fig 6 10 Comparison of in...

Страница 28: ...hannel transmitter one or two sensor pairs Use only the dedicated cable provided by NIVUS for connection and or extension purposes The sensor cable can be ordered from NIVUS using the respective artic...

Страница 29: ...nals serve as additional power switch Fig 6 15 Slide switch position on the bus board A transmitter with 24 V DC cannot be operated with alternating current just as it is impossible to operate a 230 V...

Страница 30: ...Instruction manual NivuSonic Clamp on Fig 6 16 AC model power supply Fig 6 17 DC model power supply Page 30...

Страница 31: ...rotect power supply mA outputs and inputs NIVUS recommends surge arrestors types EnerPro 220Tr or EnerPro 24Tr for 24V DC for the mains supply as well type DataPro 2x1 24 24 Tr for mA outputs and inpu...

Страница 32: ...t Internet connection established modem or DSL Once hav ing programmed the NivuSonic CO and setting up data transmission the unit can be accessed from any PC in the world Do not confuse NivuSonic CO r...

Страница 33: ...tration of unit levels sub users and operating levels Depending on the type of transmitter see chapter 4 4 there are various ways for data communication Select from Ethernet Analog modem ISDN Modem GS...

Страница 34: ...s Connection via network server using DHCP Dynamic Host Configuration Protocol and or DNS Domain Name Server See a diagram depicted in Fig 6 20 Internet connection via access portal see Fig 6 21 It is...

Страница 35: ...requires an initial setup by NIVUS or a company which is authorised by NIVUS Setting up a modem connection analog ISDN GPRS or similar will cause communication expenses depending on the connection ch...

Страница 36: ...from each other and in a way which avoids misuse After entering the valid user name and password a selection page will appear This page indicates any measurement place registered for this user The mea...

Страница 37: ...ication page Clicking the Remote Control button on the left hand side of the screen will ini tially start a JAVA applet If the JAVA software is not installed on the PC it can be downloaded for free by...

Страница 38: ...curring due to the kind of transmission no quick consecutive control entries but always one movement at a time after the previ ous command has been executed visibly Fig 6 27 Visualisation of online co...

Страница 39: ...the single files in chapter 8 5 8 It is not possible to transfer data files if the memory card is not plugged and storage is disabled 1 Uncompressed downloadable files in original format 2 GZIP file a...

Страница 40: ...ll future readings to the transmitted file This is going to blow up the size of the file as old data which have been transmitted before are going to be transmitted again Deleting a file moving it into...

Страница 41: ...nder point 1 The resolution scale of the time axis can be set under point 2 Select here between 10 minutes 1 hour 6 hours or 24 hours grid line A click on the Update button point 3 in Fig 6 33 will re...

Страница 42: ...ation has been finished and checked To exclude faulty programming this instruction manual must be read before the initial start up Please get familiar with the NivuSonic CO program ming via display an...

Страница 43: ...tor Panel There is a comfortable 18 button keypad available to input required data 1 Comma info 2 Figure letter block 3 Shift key 4 0 navigation button 5 Control 6 Enter 7 Escape Fig 7 1 Operator pane...

Страница 44: ...user 1 Total 2 Velocity 3 Flow measurement 4 Operating menu 5 Parameter menu 6 Indicator during communication via Internet 7 Status menu of inputs and outputs as well as sensors 8 Display activates st...

Страница 45: ...s and outputs storage data transmission and regulator function I O This menu includes information about internal operation of the Nivu Sonic CO All current values can be displayed as well as the value...

Страница 46: ...uttons are to input letters e g name of measuring point Function compares with mobile phone or cell phone buttons multiple quick pressing switches over to the next letter The cursor will jump to the n...

Страница 47: ...PAR LDV Parameter path arrangement enter number of paths enter number of sensor pairs and select operating mode v echo Additional Settings 7 Menu EXTRA Display adjust brightness and contrast if neces...

Страница 48: ...or to reject any modifica tion by pressing No at the end of the parameter setting procedure it is possi ble to jump back to the previous level using the Back function This enables the user to modify...

Страница 49: ...essor programs At the same time you see the current versions of CPU and sensor software on the display This is required if problems should arise during programming Due to safety reasons please reset t...

Страница 50: ...ke an electronic writer Average cycle values of level and average flow velocity will be recorded for the past 90 days Values can be individually selected and viewed in a submenu 1 selection possibilit...

Страница 51: ...ory Mode Interval menu The factory default setting is set to an interval of 2 minutes 1 Graphic 2 Minimum value 3 Maximum value 4 Indicated period Fig 8 5 Trend graphic example All trend graphic value...

Страница 52: ...ican system fps mgd etc Language select from German English French Czech Italian Spanish Polish and Dan ish Display allows to adjust display settings regarding contrast and brightness Use and to decre...

Страница 53: ...bet set automatically as soon as the date has been set Total counter This menu allows to newly set the totaliser indicated on the main screen This feature is normally going to be performed in case of...

Страница 54: ...tion and values All other functions are additions which are required in special cases only special channels storage mode or for special hydraulic applications These settings are normally made with the...

Страница 55: ...o operating a mobile phone After the submenu Name has been selected the basic setting nivus will come up Toggle between uppercase and lowercase letters by using the up or down keys Pressing the Alt ke...

Страница 56: ...etters Shift to lowercase letters Confirm the entered name with Enter and exit the menu Channel shape s You will be prompted to enter if the shape is a full pipe The selected profile is accepted and w...

Страница 57: ...dered as abso lute values and therefore have positive as well as negative effects Vmin low flow volumes in applications with large profiles and filling levels can be suppressed by means of this parame...

Страница 58: ...of the entire measurement Fig 8 20 Selection of LDV Parameters Path number Firstly determine how many paths are required for measurement 1 or 2 Each path needs 2 sensors Fig 8 21 Path number entry Th...

Страница 59: ...ocity in the measurement path in m s allowed for flow measurement If you wish to not detect negative velocities such as movements due to high low tide set the min value to 0 This will cause unit to us...

Страница 60: ...ding of external sig nals The signals are not going to processed in any way but can be merely saved to be available for communication purposes ModBus or similar 0 100 Fig 8 27 Analog inputs submenu 8...

Страница 61: ...calculated flow volume Velocity output output of analog signal which is proportional to mean flow velocity averaged from measured individual velocities Temperature water output of measured water tempe...

Страница 62: ...t valid signal value until the error has been removed or the error is no longer existent 4 mA or 20 5 mA 8 5 5 Parameter Menu Digital Outputs Fig 8 31 Digital outputs submenu This menu allows to defin...

Страница 63: ...programmable Total negative impulses relay will output volume proportional impulses if the flow direction is negative backwater Weighting and impulse dura tion are free programmable Error messages rel...

Страница 64: ...ings start point higher than stop point or vice versa the according switching behaviour can be considered as switching threshold ON OFF or as in bounds alarm ON OFF Pulse parameter This menu will be i...

Страница 65: ...will be emitted after wards and the integrated internal value is going to be set to 0 again This procedure will restart subsequently 8 5 6 Parameter Menu setup parameter Fig 8 35 Setup parameter subm...

Страница 66: ...d will be overshot without detecting a correct velocity value Damping example 1 Damping 30 seconds jump from 0 l s to 100 l s 100 unit requires 30 sec onds to run from 0 l s to 100 l s Damping example...

Страница 67: ...interval is pre set by the internal sys tem time exceptions in case of very high data density and if a data volume of approximately 3000 4000 Byte has been cumulated data will be saved on card as well...

Страница 68: ...inute and 1 hour There are only exact fractional amounts of 1 hour allowed to be set 1 min 2 min 3 min 4 min 5 min 6 min 10 min 15 min 20 min 30 min or 60 min Entering other values is going to cause t...

Страница 69: ...this parameter does not influence the indication on the display Fig 8 43 Selecting the unit system to be saved Units Set the desired storage units for the 3 main memory parameters Flow Filling level a...

Страница 70: ...ings regarding the measurement place as well as parameter settings which might have been modi fied The latest modification within the course of a day will be saved The file name is PA TT MM JJ TXT TT...

Страница 71: ...IVUS in order to prepare initialisation Please fill out the form as complete as possible The form however does not have to be completed if you do not wish to access the unit via Internet or if require...

Страница 72: ...If NO enter the unit IP address manually For this purpose use a free network address Observe current network configuration Fig 8 49 IP address assignment If manual IP address assignment has been selec...

Страница 73: ...w Fig 8 52 Einstellung Parameter Analogmodem Analog modem Provider dial up you are free to select from any provider available In case of using a Call by Call service we recommend to choose a provider...

Страница 74: ...ig 8 54 GPRS modem parameter settings GPRS modem User name to be assigned by the provider Password password associated with account PIN with SIM module associated PIN Personal Identification Number AP...

Страница 75: ...ry file Binary files are for inte gration of the unit into the NICOS process conducting system by NIVUS Cycle This defines the cycle to send the data mails e g every 24 hours Delay The delay entered h...

Страница 76: ...ctive interface settings such as IP address etc shall be carried out according to the network topology Please see Appendix X X Modbus protocol Modbus Measurement span here you can modify pre determine...

Страница 77: ...imarily serves in order to assess the parameter settings and for error diagnosis Fig 8 59 I O submenu The menu basically allows to indicate any input and output theoretically possi ble even if it migh...

Страница 78: ...his menu including the respective submenus allows to view and to asses the most important sensor conditions It hence provides information on the quality of the measurement place cable layout and many...

Страница 79: ...sted to each other and to improve the respective alignment if required To obtain proper results the signal strength should be between 30 and 55 dbmV 8 6 4 I O Menu Interfaces The menu includes the tra...

Страница 80: ...the card is being used for the first time Formatting process will take 10 60 seconds depending on card capacity and is finished if the main screen appears again Do not press any keys and do not turn...

Страница 81: ...T NIV save NivuSonic CO card load card NivuSonic CO Data which have been stored within the past 14 days in the NivuSonic CO can be saved in case of data loss due to faulty data readout defect cards un...

Страница 82: ...h refuse in advance to be responsible for any possible damage to persons or objects at any extent due to the extremely high risk of danger and unforeseeable consequences in case of incorrect or faulty...

Страница 83: ...e according clamp Fig 8 74 Executing the simulation Digital outputs Select the desired relays to be simulated by pressing the left or right arrow keys The relay number chosen is going to be indicated...

Страница 84: ...imulate the desired flow level Both values simulated are going to be indicated in the table The calculated flow value can be seen above the table Transit time The transit time submenu allows to adjust...

Страница 85: ...shape s round pipe radius pipe rectangle channel geometry radius sludge level 0 Qmin Qmin 0 Vmin 0 LDV_parameter path arrangement number of paths 1 v echo v echo diagonal K Factor correction factor f...

Страница 86: ...ion fix points x offset analog outputs channel number 1 name dac_1 function inactive output range 4 20 mA measurement span 0 4 0 20 20 000 error mode out digital outputs channel 1 function inactive x...

Страница 87: ...ncy 60 storage mode if periodic is selected cycle interval inactive periodic 1 60 Min select data system no unit unit system metric flowrate m s ft s cfs l s gal s mgd x m h ft h gpm m d ft d cfh m mi...

Страница 88: ...internet email email inactive aktive mail sercer from username password to data format text file transmission cycle 1 h transmission delay DNS Server DNS address prim 145 253 002 011 DNS address sec 1...

Страница 89: ...es in mA V calc Values analog outputs digital outputs sensors t sensor s LDV_sensor LDV signal strength interfaces memory card info format card store parameter restore paramenter store backup communic...

Страница 90: ...nits unit system metric UK english US english flow rate l s velocity m s total m language Deutsch x English Fran ais Czech Italiano Espa ol Polski Dansk display contrast 50 backlight 75 load CPU32 pro...

Страница 91: ...ities exchange sensor connections of the respective path No indication of flow 0 or Programming Completely check the transmitter parameter set tings Connection Check power supply connection Check powe...

Страница 92: ...meas urement values Programming Check if the correct shape of measurement place has been set check dimensions observe units sensor installation height etc Anschluss auf Klemmleiste berpr fen Check po...

Страница 93: ...IVUS memory card Memory card with more than 128 MB capacity can not be used currently Memory card formatted on PC Send card to NIVUS Memory card not firmly plugged not deep enough Memory Card Memory c...

Страница 94: ...r 4 4 it is optionally possible to set up connections of transmitter via analog or ISDN modem as well as DSL or GPRS modem Prior to entitling NIVUS to set up the connection it is required to specify s...

Страница 95: ...ve IP to be assignedc Gateway IP c Subnet Mask c Direct access yes no Terminal is part of a telephone system yes Type no Additional units to be operated on same line Telephone Fax or similar yes no Te...

Страница 96: ...established or desired provider Provider Dial up User name Password Internet by call to be set up by NIVUS upon request Gate Access previously set up by NIVUS not yet set up desired main user name sug...

Страница 97: ...rubbing scouring cleansing agents or other tools media which might have abrasive effects or organic solvents to clean sensor cables and sen sors Using a high pressure cleaner may lead to measurement f...

Страница 98: ...ig 6 17 DC model power supply 30 Fig 6 18 Connecting the overvoltage protection for power supply and analog inputs and outputs 31 Fig 6 19 Communication without Server 34 Fig 6 20 Communication with S...

Страница 99: ...ction 69 Fig 8 45 Selecting the format of numbers 69 Fig 8 46 Data structure on memory card 70 Fig 8 47 Options of Internet connection 71 Fig 8 48 Remote access 72 Fig 8 49 IP address assignment 72 Fi...

Страница 100: ...y Menu 51 DNS Server 75 Documentation 17 E E mail 75 Error diagnosis 77 Ethernet 72 F File Download 38 Flow Calculation 16 Flow velocity detection 14 Format of Numbers 69 Functional Principle 13 G GPR...

Страница 101: ...on position 25 Mounting location 27 Service code 66 Setup Parameter 65 Simulation 82 Sludge level 57 Specifications Clamp On System 8 Transmitter 8 Storage 66 Storing 18 T Total counter 53 Translation...

Страница 102: ...r to activation of the Modbus transmission protocol The unit parameters must be set anew after a general reset has been carried out Please use the parameters from the previously saved listing Menu PAR...

Страница 103: ...Verify the IP address by triggering the master to send a PING The Ethernet interface has been properly set and initialised as soon as a re sponse from the unit has been received within the pre determi...

Страница 104: ...d Input Registers Function code 0x04 The following values can be found in the addresses stated below within the reg ister The data format is integer signed 16 Bit 1 Flow rate scaled 2 Level scaled 3 V...

Страница 105: ...aled from 32767 to 32767 corresponds to 1 Digit 1 mm Address 3 Velocity m s Scaled from 32767 to 32767 corresponds to 1 Digit 1 mm s Address 4 Temperature C Scaled from 32767 to 32767 corresponds to 1...

Страница 106: ...he respective output only if the output parameter has been set to Modbus under PAR analog Outputs Function on the unit previously A read operation will return the status previously set which however n...

Страница 107: ...n 25 32 not connected Coils Outputs Function Code s Read Coils 0x01 Write Single Coil 0x05 Write Multiple Coils 0x0f Addresses 1 16 Digital Outputs 1 16 Note A write operation on these addresses has a...

Страница 108: ...min represents the corresponding value for 0 digits max represents the measurement value at 32767 digits Verification of registers The registers Read Input Register and Read Holding Register can be ve...

Страница 109: ...18 Declaration of Conformity...

Страница 110: ......

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