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Operating Instructions

1. Conductivity uS cm 40 Himpermissibile range 20 1 10 100 200 Cable length m Caution For the separate version the minimum permissible conductivity of the medium is determined by the distance between the sensor and the transmitter The maximum cable length to ensure accuracy is 200 m For the cable type see 10 6 Cable speci fication on page 30 Caution e The electrode cable must be fixed If the conductivity of the medium is low ca ble movements may change the capacity considerably and thus disturb the measuring signal e Do not lay the cables close to electrical machines and switching elements e Equipotential bonding must be ensured between sensor and transmitter Caution e Do not connect or disconnect the field coil cable before the primary power of the meter has been disconnected OPERATING MANUAL UMF2 Page 25 of 82 9 2 Environmental conditions 9 2 1 Ambient temperature 20 Celsius to 60 Celsius 4 F to 140 F below 0 C the readability of the LC display will be limited 9 2 2 Ambient temperature range 20 Celsius to 60 Celsius 4 F to 140 F In the case of an outdoor installation the device must be protected against direct solar irradiation with a weather shield 9 2 3 Storage temperature 25 Celsius to 60 Celsius 13 F to 140 F 9 2 4 Degree of protection SG2 standard housing IP68 NEMA 6P Caution
2. According to the description in Section 13 4 3 1 Selection window make a selection one of the follow ing default displays can be selected QV volume flow rate Counter 1 forward flow Counter 2 forward flow Counter reverse flow Velocity QVabs QVrel QV counter 1 QV counter 2 QV velocity and raw values VVVVVVVVV WV 14 1 11 Raw values The Raw value display supports fault diagnostics and trouble shooting Please inform our service de partment about the clear text error messages and contens of the Raw value display XXX XXX ggooo jiii gguuu The displayed values are decimals and have the folling meaning XXX XXX Is a gauge for the measured eletrode voltage ggooo Is a gauge for the upper value of the reference calibration jiii Is a gauge for the current to generate the field coil s magnetic field gguuu Is a gauge for the lower value of the reference calibration OPERATING MANUAL UMF2 Page 47 of 82 14 2 PASSWORD functional class The PASSWORD functional class is comprised of the functions for entering and changing the customer password and entering the service password To cancel the current action press Esc PASSWORD functional class lt PASSWORD Password 0000 Customer password t Change customer password t Service Password password 0000 KT 14 2 1 Customer passw ord Enter new password 000
3. Excitation frequency 1 56 3 125 6 25 12 5 25 Mains frequency 50 Hz Mains frequency 50 60 Page 72 of 82 OPERATING MANUAL UMF2 14 11 1 Sensor constant C The sensor constant C is the calibration value of the sensor connected to the transmitter The calibration value must be entered in the UMF2 transmitter to ensure a correct measurement The constant will be defined after the calibration of the meters and can be found on the rating plate of the sensor After selecting the Sensor constant function press to display the current setting Sensor constant mV 01234 56 Uh As mentioned in Section 13 4 3 2 Input window modify a value the current value can be changed CAUTION Changing sensor constant C to a value that differs from the value on the rating plate of the sensor connected to the flowmeter will result in false readings Note The sensor constant must always be preceded by a plus or minus sign The delivery de fault setting is a plus sign If inlet and outlet section are interchanged when the device is eS installed the flow direction is indicated by an arrow on the sensor the transmitter will display a forward flow negative measurement value If the plus or minus sign of the sensor constant is then changed without changing the actual value a plus sign will again be displayed No changes need be made in the disposition of
4. Example Upper range value pulse value and pulse duration must be matched in such a way that the combination fits for all measured values ext EEPROM fehlt missing EEPROM The data memory module DSM with the calibration data of the sensor and the customer specific settings of the transmitter is not plugged in Insert the data storage module DSM in the socket on the pow er supply board UMF2 20 Page 78 of 82 OPERATING MANUAL UMF2 Information Error message Parameter is inconsistent system error 0x0400 Se To generate a list of the inconsistencies first enter a valid password and then an inva lid password The control unit will show a list of current errors only once The opera tor can then correct the inconsistent settings after entering a valid password 15 4 2 Display of system error System errors consist of the message text system error and a 5 digit number in hexadecimal code The meaning of the individual error codes is described in the following table If several errors occur at the same time the hexadecimal sum of the individual errors will be displayed The errors are coded in such a way that the individual errors can be easily identified The sums are unique Descriptor label Constant Description never displayed display SystemfehlerExtEEProm 0x00002 External EEPROM data memory chip DSM plugged in but empty not initialized Systemf
5. Self test errors such as problems with a sensor line or inconsistent parameter inputs are displayed as textual error messages Once the error has been elimi nated the message automatically disappears from the display For further information see Section 15 4 1 Display of self test errors Errors that are attributable to system memory or software division by zero or a fault in the electronics unit are designated as system errors These error messages are not reset automatically after the error usually of very brief duration is eliminated 14 11 11 Reset system error Before resetting a system error manually we advise that you contact our technical service de partment For further information see Section 15 4 2 Display of system error Reset error no If the operator toggles to yes and confirms the action according to the description in Section 13 4 3 1 Selection window make a selection the error messages disappears from the display If the message reappears shortly after do contact our technical service department Page 76 of 82 OPERATING MANUAL UMF2 15 UMF2 transmitter error messages 15 1 Basic Version In the basic version with only 3 LEDs as display elements the red light emitting diode serves as error indicator There are the following conditions Off Normal operation Flashing Limit exceeded e g flow rate too high On damaged mal function A more detailed di
6. eee eee eenee ee eeene ee eeenaeeeeeeaeeeeeeeaeeeseenaeeeeeenaeeeeeeaes 58 14 6 PULSE OUTPUT functional dass 59 14 6 1 Pulse or frequency Output 60 14 6 2 PulSesOutput UNM TEE 60 1463 Pulse TEE 61 1464 Pule width osiin ane A ONA A ETE A EE AA ACE 61 14 7 STATUS OUTPUT functional dass 62 OPERATING MANUAL UMF2 Page 5 of 82 14 7 7 Status output ACHIVE Stale EE 62 14 72 Status output assignment ecenin ie eed eee ee dA eed 63 14 8 CURRENT OUTPUT functional dass 64 14 8 1 Current output 0 4 20m cee ce ceccecce cece eee ee cece ae ee ee ee ee eeceeaaeaeeeeeeeeeeseceaeaeeeeeeeseseceuaeeseeeeeeteeaees 64 14 8 2 Current output aam 65 14 9 SIMULATION bie le EIB EE 66 N T EN NET EIER on OFF EE 67 14 9 2 Simulation direct preset value OO 67 14 9 3 Simulation Measured flow OO 67 14 9 4 Direct simulation of outputs ccc eee eecccce cece ee aiaia cae aeaeeeeeeeeesesceaeeeeeeeeeeeeeennanes 68 14 9 4 1 Status output simulation arsina dindi cendeaccduantbagedevdescedeatenecderveecetea 68 14 9 42 Pulse output simulatio ssiri i aa a NEEN 68 14 9 4 3 Current output eimulation ccc cece ee eeceee cece eee ee eet ee aces ee ee seeds ceaeaaeeeeeeeeesetennieeeeeeeentees 68 14 10 SELF TEST fuctional dass 69 14 10 1 Self test test on oft 70 14 10 2 Self test period GI 70 14 10 3 Reference calibration on oft 70 14 10 4 Reference calibration period GAP 71 14 10 5 Empty pipe detection on Off cece cece cececcee
7. 20 mA The Current output 0 4 to 20 mA function allows the operator to define the range in which the current output is to be operated Within the range from 0 to 21 6 mA 0 110 HART communication is not possible The range from 4 to 20 5 mA follows the NAMUR recommendation and covers the range from 0 to 104 of the measuring range The standard range from 4 to 21 6 mA allows for a control of the meas uring range of up to 110 Press J to display the current setting Current output 11 4 21 6 mA As mentioned in Section 13 4 3 1 Selection window make a selection the operator can choose between the following settings gt 0 21 6 mA gt 4 21 66 mA gt 4 20 5mA Page 64 of 82 OPERATING MANUAL UMF2 Current output 25 00 mA 20 00 mA 15 00 mA 10 00 mA Output current 5 00 mA 0 00 mA 0 20 40 60 80 100 120 Measured value 0 20 21 6 mA 4 20 5mA amp 4 21 6mA NAMUR Standard 14 8 2 Current output alarm This function allows the operator to define the state taken on by the current output when a state of alarm is detected This information can be analyzed in the control system Press to display the current setting Alarm gt 22mA As mentioned in Section 13 4 3 1 Selection window make a selection the operator can choose between the following settings gt not used no alarm function gt gt 22
8. KET _O Operating Instructions for Magnetic Inductive Flowmeter Model DMH aN a AF S DMH Installation and Operating Instructions Table of contents ISAFE TY ADVISORIES ege ees eege E Ee dee ee Ee EE CH A 1 1 Installation commissioning Operating Personnell sccsreccssscssscsscssccsscsrsssscssscssssssseesssessesesssssssseess 4 UO eer UU 4 1 3 Packaging Storaging transportarse eoira os i e s 4 1 4Returning the device for repair and servicing e seseesseseseerseesesseseesoesereorseeeesoeeeesoesereorsereerereorseeeersoeseeeorseeeee 4 ZIDEN TIF ICA Nal BE 5 2 1Supplier Manufacturer ccccccccsscsscssscssscesscssscsesssssssscsnsesssessssssssesesessssesesssesssessssssssssesesssesssessssessnesenesseeees 5 2 2Product TYPO sssedesessietsscdecesssoceiscsceseusssessSactsncsesssdetstssecesesesstectsecsecessuosessbosesescssecssactencsesesdoesouessdeeseseessvesstactsecdeness 5 HEIN OT To dE 5 DAS TSSW CC E 5 HAGEN 5 2 6Designation rating O 5 SAPPLIGA TIOUNE Edge ee 6 40PERATIONAL MODE AND SYSTEM DESIGN ceseeeceeeceeeeeeeeeee seen REENEN EEN 6 4 LOperational MOC sccssecscsscsssessscssesssscssscsscsesssssenssssesssessseesssesenessseeseesseeseesseesssesssessensecssessssssnesenesseeece 6 4 2System Gesign EEA E EE OEE OE 6 4 2 1 Integral mount transmitters E 7 4 2 2 Remote Mount transmitteret dee te ii A SEENEN 7 5PERFORMANCE CHARACTERISTICS cccccceseesseeeceeeeee
9. With the help of the function Empty pipe detection period the time after which the detection will be carried out can be set When entered 00 minutes the detection will be performed continuously After choosing this function and pressing the following selection field will be displayed Leerrohrpriifung alle 10 Min This field shows the current empty pipe detection period As mentioned in Section 13 4 3 2 Input window modify a value the current value can be changed OPERATING MANUAL UMF2 Page 71 of 82 14 11 SETTINGS SENSOR UMF2 functional class This functional class is comprised of the general settings affecting the behavior of the transmitter SETTINGS SENSOR UMF2 functional class SETTINGS S gt SENSOR UMF2 E d Uu Flow direction forward amp reverse Sensor constant Sensor constant mV Flow 03321 9 I h direction forward amp reverse forward reverse Sensor type PITY EPY EPYE EPS Version of UMF2 software Version of UMF 001 06 Sensor type PIT 520 PIT 571 PIT 573 PIK PITY other Serial number 123456 Serial number Inside diameter Inside diameter 0125 5 mm Show system errors System error 0000000 LAnguage English Language German English Reset system error Excitation frequency 6 25 Hz
10. e The electrode cable must be fixed If the conductivity of the fluid is low cable movements may change the capacity considerably and thus disturb the measuring signals e Do not lay the cables close to electrical machines and switching elements e Do not connect or disconnect the field coil cable before the primary power of the flowmeter has been disconnected 200 150 Permissible area Conductivity uS Si CH 50 0 10 100 200 Cable length m Page 16 of 30 Installation and Operating Instructions DMH 6 4 Wiring Caution Installation and wiring may only be performed when the auxiliary power is switched off Non compliance can result in electric shock and irreparable damage to electronic parts When fitting versions with a remote mount transmitter e Only sensors and transmitters with the same serial number may be interconnected If this is not the case errors in measurement can occur e Ensure that the stripped and twisted inner cable shield ends in the terminal box up to the terminal are as short as possible If necessary these must be covered with an insulating hose to prevent short circuits e The outer cable shield must be connected to EMC cable screw connectors at both ends 6 4 1 Integral mount transmitter On the integral mount transmitter the connections to the sensor are internally wired The terminal assignment is described in the operating manual of the transmitter 6 4 2 Remote mount t
11. 01000 00 I h Flow limit MIN 10 Flow limit MAX 90 Limit Hysteresis Density Volume flow LSL Volume flow USL Limit Hysteresis 01 Density 00998 8 g l Qv LSL 075 00 m h Qv USL 03580 m h To change the current settings enter the customer password Otherwise the settings can only be dis played but not changed To cancel the current action press Esc OPERATING MANUAL UMF2 Page 55 of 82 14 5 1 Volume flow QV unit Using this function the operator can define the physical unit for all display functions limit values and the upper range value of volume flow After choosing the Volume flow QV unit function and pressing the following selection field will be displayed Volume flow QV in l h According to the description in Section 13 4 3 1 Selection window make a selection one of the following units can be selected Uh I min Us mb m min mis USG h USG min USG s UKG h UKG min UKG s Kg h t h ft s MGD Mega US Gallons day VVVVVV Press J to confirm and save the selection 14 5 2 Volume flow lower range value This function allows the operator to set the lower range value for volume flow The lower range value takes on the unit defined using the Volume flow unit function The lower range value will scale the current and frequency outputs assigned to volume flow After choosing the Volume flow lower range
12. In order to reach the swicht the transducer must opened by unscrewing the inspection window and the decoration foil must be removed Observe the advices in Section 3 4 Zero point calibration on page 15 ooo0oo0o00 oo0o0000 oooo oooo oooo oooo oooo oooo ooloo Olo 06 Olo o 0 olo oo olo o o olo oo olo o o xooooo0oo0 Moooooo Page 34 of 82 OPERATING MANUAL UMF2 11 2 LED display The 3 LEDs are indicating the following operating status information green LED off Not powerd flashing Power on yellow LED off Flow direction forward on Flow direction reverse red LED off Normal operation flashing Limit exceeded on Mal function OPERATING MANUAL UMF2 Page 35 of 82 12 Maintenance and repair The transmitter UMF2 is designed as maintenance free performance It contains no parts which have to be replaced or adjusted cyclically While commissioning or maintenance mains power must be switched off Do not connect or disconnect the wirings between sensor and transmitter while power is on 12 1 Mains fuse The mains fuse is located in the terminal compartment Before exchanging the fuse the power has to be switched off Check if voltage free The fuse may only be exchanged by the exactly same kind of fuse See also 10 5 Electrical connection on page 29 12 2 Replacement of terminal board The terminal board is located in the terminal compartment Before exchanging the board the
13. Ingress protection IP 68 is only achieved if suitable and tightly screwed down cable glands or conduits are used If the cable glands are only tightened manually water may leak into the terminal compartment in the housing Danger Particular care must be taken if the window in the housing becomes fogged over or discolored because moisture water or product might seep through the wire sheath into the terminal compartment in the housing Warning Electromagnetic compatibility is only achieved if the electronics housing is closed Leaving the enclosure open can lead to electromagnetic disturbances Page 26 of 82 OPERATING MANUAL UMF2 9 3 Process conditions 9 3 1 Fluid temperature The data sheet rating plate of the connected transmitter must be observed With directly mounted trans mitter on the sensor the heat entry must be considered from the process to the transmitter 9 3 2 State of aggregation Liquid 9 3 3 Viscosity No restrictions The data sheet rating plate of the connected transmitter must be observed 9 3 4 Fluid temperature limit The data sheet rating plate of the connected transmitter must be observed 9 3 5 Flow rate limit The data sheet rating plate of the connected transmitter must be observed 9 3 6 Pressure loss The data sheet rating plate of the connected transmitter must be observed 9 3 7 Empty pipe detection Transmitters which are equipped with a control unit BE3 have an o
14. connected to the device can be tested without a flowing product Press to display the current status Simulation off As mentioned in Section 13 4 3 1 Selection window make a selection the operator toggles between the on and off Simulation will be deactivated automatically if the operator switched the device off or did not touch any control unit keys for about 10 minutes 14 9 2 Simulation direct preset value Q This function allows the operator to define whether simulation is comprised of the measurement of the volume flow or whether the outputs will be set directly Press to display the selected type of simulation Simulation direct As mentioned in Section 13 4 3 1 Selection window make a selection the operator can choose between the following settings gt Direct pulse and current outputs are programmed directly gt QVabs a measurement is simulated If direct simulation is activated any output will perform based on the settings described in Sections 14 9 4 1 Status output simulation to 14 9 4 3 Current output simulation It is therefore recommended that the settings be defined before starting simulation They can then be purposefully changed during simula tion eS Simulation will be deactivated automatically if the operator switched the device off or did not touch any control unit keys for about 10 minutes 14 9 3 Simulation measured flow Q If the operator selecte
15. with dimensions if applicable Error messages If the user attempts to modify values for any of these parameters without entering the required password the message Access denied will be displayed see also 13 3 Operating modes on page 38 and 13 4 3 3 Passwords on page 41 13 4 3 1 Selection window make a selection In the selection window the first line of the LCD always contains the heading while the second line dis plays the current setting This setting is shown in square brackets if the system is in Programming mode Function name Selection In Programming mode see 13 3 Operating modes on page 38 i e after a password has been entered see siehe 13 4 3 3 Passwords page 41 and 14 2 PASSWORD functional class page 48 the operator can navigate to the desired setting by using the key or the 7 key and the operator can then confirm your selection by pressing ENTER key To retain the current setting press Esc Page 40 of 82 OPERATING MANUAL UMF2 13 4 3 2 Input window modify a value In the input window the first line of the LCD always shows the heading while the second line shows the current setting Example Function name 4 567 Unit These modifications can only be made in Programming mode refer to 13 3Operating modes on page 38 which means that a correct password see 13 4 3 3 Passwords page 41 and 14 2 PASSWORD func tional class page 48 must be entered To move the cu
16. 1 4571 Housing Varnished steel DN 10 300 Flange Varnished steel Terminal box for remote mount transmitter Aluminum pressure casting varnished 6 Installation conditions for use 6 1 Receipt of goods and transport 6 1 1 Receipt of goods e Check the packaging and contents for damage e Inspect the supplied goods to ensure complete delivery and compare the consignment with your order specifications 6 1 2 Transport e f possible the devices should be forwarded in the packaging in which they were delivered e Do not remove any protection disks or caps from the process connections This is particularly DMH important in the case of sensors with a PTFE flow tube lining The protection caps should only be removed immediately before installation of the device in the pipe e Never lift the devices by the mounted transmitter housing or terminal box for transport When transporting heavy devices use slings Place these around both process connections Do not use chains as these can damage the surface coating and the housing When transporting devices without lugs and when looping the slings around the flow tube the center of gravity of the entire device can be higher than both attachment points of the slings When transporting the device ensure that it does not rotate or slip accidentally This could cause injury Sensors with a nominal width of more than DN 150 should not be lifted by the sheet metal of th
17. 2 3 Servic PASSWOMGE TE 49 14 3 Counter functional class 50 14 3 1 Unit of counters 20 cece ccccccce ce eeeeceeeeeeeceaneasseececeeeaeeaseseeeeeeeseaneeseceeeeceaueasaeeeeeseeaeeaaeeseeeeeeseeaeas 51 14 3 2 Reset counter 00 0 ceescecccccececeeeeseseeceeeeeaeesseeceeeeeaeaaseeseceeeeceaueaseceeeeeeaesaueseeeseeaesaaeeseseeeeseeaeas 51 14 4 MEASUREMENT PROCESSING functional class cccccccccceceeeceecesecesececeeeceseeusesucusaaasaeaaaeaes 52 mAT DAMPING DEE 53 14 4 2 LOW flOW Ee EEN 53 14 4 3 Low flow cut off hysteresis 20 0 0 cece ee eeeeee ee eeee eter eeeeeee ee seeaeeeseeeaeeeseeeaaeeeseeeaeeeteeaaeeeseeaees 53 14 4 4 Zero point calibration cece ee eee aii cece ee eeeceeaeaeceeeeeeeeseeaaeaeeeeeeeeeseeeanaeeeeesees 54 14 5 Flow functional dass 55 14 5 1 Volume flow QV unt 56 14 5 2 Volume flow lower range value eee eeeee ee enee ee eeeae ee eeeeaeeeeeeaeeeeeeaeeeeseeaeeeeeenaeeeeeeneeeeeeaes 56 14 5 3 Volume flow upper range value ceeceeeecee cece eeeeeeee cece ee eeeeeeeceacaeceeeeesesenacaeeeeeeesesensisaeeeeeess 56 14 5 4 Volume flow limit MIN 57 14 5 5 Volume flow limit MAX esoeaanannnnnssnnnnnnnssssnnrrrnnrssnernrrrroresrrrnrrrrorsrnrnroresnnrnrrerreennrrrieresrernrrnnt 57 14 5 6 QV limit bwysteresis eee cece recent eee ne ee ee tatt t uuant eeeeeceeeaeeeseeeaeeeeseeeaeesseeeaeeeseeaeeseenaees 57 E e EEN 58 14 5 8 Volume flow LSL information feld 58 14 5 9 Volume flow USL information field 0 0
18. 3 32 1 140 82 19 20 4 4 6 2 LG 50 2209 mm ge 50 LZ Le 107 2233 20 9 65 IL 2 Im Zu Im S SCC 80 3 200 142 260 200 9 14 PN16 00 4 220 Le TI 280 LI 250 96 16 19 150 285 218 340 300 126 2 200 LS 340 274 398 350 21 41 PN 10 54 300 12 445 420 535 500 320 77 Size A is the largest sensor size without integral mount transmitter or terminal box The sensor weights are approximate values An additional weight of 2 4 kg 5 3 lbs must be taken into consideration for the transmitter Page 22 of 30 Installation and Operating Instructions DMH 7 2 Dimensions of flangeless version DN D A L Weight ae ee ele ee SC Ca or e 1 2 2 2 3 e 3 4 4 6 8 Size A is the largest sensor size without integral mount transmitter or terminal box The sensor weights are approximate values An additional weight of 2 4 kg 5 3 Ibs must be taken into consideration for the transmitter Page 23 of 30 DMH Installation and Operating Instructions 7 3 Dimensions of food connection DIN 19851 25 74 144 225 40 225 65 12 280 100 156 226 280 7 4 Dimensions of connection Tri clover 2 Zei 129 199 192 Page 24 of 30 Installation and Operating Instructions DMH 7 5 Transmitter
19. DMH or EP sensor Downloading of the present document from our web site www kobold com and printing out this document is allowed only for purposes of using our mass flow meters All rights reserved No instructions wiring diagrams and or supplied software or any portion thereof may be produced stored in a retrieval system or transmitted by any means electronic me chanical photocopying or otherwise without the prior written permission of KOBOLD Messring GmbH Although the materials in the present document were prepared with extreme care errors cannot be ruled out Hence neither the company the programmer nor the author can be held legally or otherwise re sponsible for any erroneous information and or any loss or damage arising from the use of the informa tion enclosed KOBOLD Messring GmbH extends no express or implied warranty in regard to the applicability of the present document for any purpose other than that described We plan to optimize and improve the products described and in so doing will incorporate not only our own ideas but also and in particular any suggestions for improvement made by our customers If you feel that there is any way in which our products could be improved please send your suggestions to the following address KOBOLD Messring GmbH Nordring 22 24 D 65719 Hofheim Internet http Awww kobold com e mail info kobold com We reserve the right to change the technical data in this manual in the
20. J to confirm and save the new password Make sure that you entered the desired password A copy of the password should be kept in a safe place Reactivation of a transmitter eS at the vendor s site due to a lost password is not part of our warranty 14 2 3 Serv ice password You do not need the service password for setting the functions necessary for operation The service password is reserved for service technicians and not provided to customers Correct settings are essential for proper operation of the device e g parameterization and calibration values OPERATING MANUAL UMF2 Page 49 of 82 14 3 Counter functional class The COUNTERS functional class is comprised of the following functions COUNTER functional class gt COUNTER gt Accumulation of H n USG Counter unit Reset counter 1 no Reset counter 1 no yes Reset counter 2 no Reset counter 2 no yes Reset counter Reset counter no reverse flow no yes To change the current settings enter the customer password Otherwise the settings can only be dis played but not changed To cancel the current action press Esc Page 50 of 82 OPERATING MANUAL UMF2 14 3 1 Unit of counters After choosing the Unit of counters function and pressing the current forward and reverse counter unit will be displayed Accumulation of kg According
21. QV limit hysteresis function and pressing the following selection field will be displayed QV limit Hysteresis 00 The current hysteresis value will be displayed According to the description in Section 13 4 3 2 Input window modify a value the current value can be changed OPERATING MANUAL UMF2 Page 57 of 82 14 5 7 Density If a mass unit in kg or t is used as flow unit 14 5 1 Volume flow QV unit the density of the medium must be entered in the unit of g l Using the entered density value the mass flow is calculated from the volume flow measurement After choosing the Density function and pressing the following selection field will be displayed Density 998 2 g l The current density value will be displayed According to the description in Section 13 4 3 2 Input win dow modify a value the current value can be changed US The value of the density is not measured It is a parameter 14 5 8 Volume flow LSL information field This value represents the minimum lower range value based on the inside diameter of the sensor This value is normally set for a flow velocity of 0 25 m s QV LSL XX XXX Ui 14 5 9 Volume flow USL information field This value represents the maximum upper range value based on the inside diameter of the sensor This value is normally set for a flow velocity of 11 m s QV USL XX XXX Ui Page 58 of 82 OPERATING MANUAL UMF2
22. calibration off According to the description in Section 13 4 3 1 Selection window make a selection the operator can toggle between on and off If switched on the reference calibration will be done periodically Page 70 of 82 OPERATING MANUAL UMF2 14 10 4 Reference calibration period GAP The function Reference calibration period is a multiplication of the function self test period With the help of this function you define after how many STP s the reference calibration is to be performed Reference calibration GAP 5400 STP This field shows the current reference calibration period As mentioned in Section 13 4 3 2 Input window modify a value the current value can be changed Example The self test period has been set to 40 seconds a reference calibration is to be carried out every 6 hours GAP 6 3600s 40s 5400 14 10 5 Empty pipe detection on off With the help of the function Empty pipe detection on off continuous empty pipe detection can be acti vated or deactivated After selecting this function and pressing the following selection field will be dis played Empty pipe detection off According to the description in Section 13 4 3 1 Selection window make a selection the operator can toggle between on and off If switched on the empty pipe detection will be done periodically 14 10 6 Empty pipe detection period
23. cece cece tec eeaeceeeeeeeeeceaaaeceeeeeeeeeeseceieaeeeeeeeeeteees 71 14 10 6 Empty pipe detection Deriod 71 14 11 SETTINGS SENSOR UMF2 functional dass 72 14 11 1 Sensor constant O srair i A E Ea aa ded evans EE TEE EE 73 14112 SENGO e E 73 14 113 El Ee Tu 73 14114 E Luef Le EE 74 14115 Excitation ee Une 74 14 116 MAINS ME QUCNCY E 74 14117 FIOW CINE e EE 75 14 11 8 Software version information feld 75 14 11 9 Serial number information feld 76 14 11 10 ee Eu EEN 76 14 11 11 Reset system CMON sosie A a E EE AEA AE E EE AEA ERE 76 15 UMF2 TRANSMITTER ERROR MESSAGES c cctscccccccsccccsscecsssasasccctaccsasasssanaaces 77 15 1 Basic VerSlOi E 77 15 2 Enhanced version with LC Display 2 0ccccceccccccesecceceaeeececnedecceecnedencacnaeentecnedencacasedencaaeaseneeatedees 77 15 3 Standard operating Mul TEE 77 15 4 LIStOf emor MESSAGES EE 78 154 1 Display of selt test errors scien dil ae eu ieee nae ace eens 78 154 2 Display or System eOr 2 iciiets cet nati qetetels add nea aed area EENS 79 19 4 3 RESGESYSIEOM GOERENS 79 16 CERTIFICATES TEE de EE 80 17 STANDARDS AND AUTTHORLZATIONS A 80 Page 6 of 82 OPERATING MANUAL UMF2 17 1 General standards and directives 00 0 cee cccccccc ee cccsceeeceseaueseeeeeeeeeueeseesauaeeesaeeeueeeesseuanaeeeeeanaas 80 17 2 Electromagnetic compatibility eet ne ee eerie eee ee teases tnieeeeetnaeeeeee 80 18 DECONTAMINATION CERTIFICATE FOR DEVICE CLEANING ccce 81 OP
24. flow pipe lining is made of plastic or vulcanized materials such as hard rubber PTFE for example is malleable under pressure If the flange screws are tightened too much the sealing surface will deform If the seals are supposed to function properly the correct torque is highly important Tighten the screws crosswise so that the process connections are tight When tightening the screws for the first time approx 50 percent of the required torque should be reached and for the second time the torque should be 80 percent The required torque should reach 100 percent when the screws are tightened for the third time For higher torques it is advisable to use protectors The following tables states the maximum torques Nominal size DIN Pressure Screws Maximum torques Nm mm rating Pipe lining bar Hard rubber PTFE 15 PN 40 4xM12 15 25 PN 40 4xM12 25 32 40 PN 40 4x M16 45 50 PN 40 4xM16 65 65 PN 16 4xM16 32 85 65 PN 40 8 x M16 32 45 80 PN 16 8 x M16 40 55 80 PN 40 8 x M16 40 55 100 PN 16 8 x M16 43 55 100 PN 40 8 x M20 59 80 125 PN 16 8 x M16 56 75 125 PN 40 8 x M24 83 110 150 PN 16 8 x M20 74 100 150 PN 40 8 x M24 104 135 200 PN 10 8 x M20 106 140 200 PN 16 12 x M20 70 95 200 PN 25 12 x M24 104 140 250 PN 10 12 x M20 82 110 250 PN 16 12 x M24 98 130 250 PN 25
25. industry EN 55011 1998 A1 1999 Group 1 Class B Radio disturbance characteristics EN 61010 1 2004 Safety requirements for electrical measuring control and laboratory instruments AD 2000 Technical rule Design of pressure ALE pex Wile H Peters M Wenzel Geschaftsfuhrer Prokurist Hofheim den 30 Jan 2009 Page 29 of 30 DMH Installation and Operating Instructions 13 Decontamination certificate for device cleaning Company name seeeeeeees PRACUS SSF ee dE Le Department ee Name of contact person cccceeeeeeeeees EIERE Information pertaining to the enclosed flowmeter Model DMH sannaaaan was operated using the following fluid 0 0 0 eect eee eeeeeeeeeee In as much as this fluid is water hazardous toxic corrosive combustible we have done the following Checked all cavities in the device to ensure that they are free of fluid residues Washed and neutralized all cavities in the device cross out all non applicable items We hereby warrant that no health or environmental hazard will arise from any fluid residues on or in the enclosed device Date eege ellen Stamp Page 30 of 30 Transmitter for magnetic inductive flowmeters Operating Manual UMF2 Please read the instructions carefully and store them in a save space OPERATING MANUAL UMF2 Page 1 of 82 Hes lO WEE 8 l Shipping and storage product inspection cece eeeeeeeecneaeeeeeeeee
26. insert is to be replaced with all of its printed boards except for the memory chip DSM This is particularly important for the explosion proof transmitter The specified precision and interchangeability of the electronics are only guaranteed if the complete insert is replaced Page 12 of 82 OPERATING MANUAL UMF2 2 Identification Manufacturer KOBOLD Messring GmbH Nordring 22 24 D 65719 Hofheim Internet http www kobold com e mail info kobold com Product type Transmitter for magnetic inductive flowmeters Product name Transmitter Type UMF2 suitable for PIT PITY DMH and EP magnetic inductive flowmeters Version no 2 2 dated 14 02 2007 OPERATING MANUAL UMF2 Page 13 of 82 3 Commissioning 3 1 Installation of magnetic inductive flowmeters At the installation of the magnetic inductive flow sensor the instructions and notes of the assembly in structions and operating manuals have to be followed Also abserve the regulations of grounding poten tial equalization and company internal grounding guidelines 3 2 Potentials All outputs are electrically isolated from the auxiliary power the sensor circuit and from each other The housing and the interference suppression filters of the power supply are connected to PE The electrodes and measuring electronics are related to the potential of the function earth FE of the sen sor FE is not connected to PE but may be connected with each other in the sensor junction box If
27. insulation 6 3 Installation Screws bolts nuts and seals are not supplied by the manufacturer and must therefore be provided by the operator Install the sensor between the pipes Please observe the required torques stated Section 6 3 5 The installation of additional grounding rings is described in Section 6 3 4 3 2 Use for the flanges only seals in accordance with DIN 2690 Mounted seals must not reach into the pipe cross section Caution Do not use conductive sealing compounds such as graphite This could result in a conductive layer on the inside of the flow tube that short circuits the measuring signal 6 3 1 Installation in pipes with larger nominal sizes The flowmeter can also be installed in pipes with larger nominal sizes by using pipe tapers e g flange transition pieces in accordance with DIN EN 545 However the resulting pressure loss must be taken into consideration In order to avoid flow interruptions in the flow tube a reducing angle lt 8 for the tapers should be adhered to 6 3 2 Horizontal and vertical installation The flowmeter can be installed wherever required whereby the intended x y electrode axis should run almost horizontal A vertical electrode axis should be avoided as otherwise the accuracy could be affected by the gas pockets or the solid particles in the fluid Incorrect installation for horizontal pipe system Correct installation Page 11 of 30 DMH Installation and Operati
28. light of any technical progress that might be made For updates regarding this product visit our website at www kobold com where you will also find contact information for the KOBOLD Messring distributor nearest you For information regarding our own sales operations contact us at info kobold com OPERATING MANUAL UMF2 Page 9 of 82 1 1 Installation and servicing The devices described in this manual are to be installed and serviced only by qualified technical person nel such as a qualified KOBOLD Messring electronics engineer or service technician Warning Before servicing the device it must be completely switched off and disconnected from all peripheral devices The technician must also check to ensure that the device is com pletely off circuit Only original replacement parts are to be used KOBOLD Messring GmbH accepts no liability for any loss or damage of any kind arising from improper operation of any product improper handling or use of any replacement part or from external electrical or mechanical effects overvoltage or lightning Any such improper operation use or handling shall automatically invalidate the warranty for the product concerned In the event a problem arises with your device please contact us at one of the following numbers to ar range to have your device repaired Phone 49 6192 299 0 Fax 49 6192 23398 Contact our customer service department if your device needs repair or if you need as
29. output active OPERATING MANUAL UMF2 Page 31 of 82 10 6 1 2 Wiring diagramm for the separate version For cable specification see chapter 10 6 Cable specification on page 30 The outer shield has to be con nected to the metalized cable glands at both ends The inner shields are connected to each other and are plugged into the terminal labeled Schirm shield Transmitter Caution Do not connect or disconnect the field coil cable before the primary power of the meter has been disconnected Terminal assignments see 10 5 1 UMF2 process terminals Page 32 of 82 OPERATING MANUAL UMF2 Terminai Label Polarity Funcion 7 RER E eld col SE 21 Field coil oo 4 FE TTC Shield Functional ground Coe o Ek Pez e tro Observe also the advices in chapter 10 6 Cable specification on page 30 Ee 10 6 2 HART connection A number of options are available for HART communication However for all these options loop resis tance must be less than the maximum load specified in Section 7 3 Load of the current output on page 23 The HART Interface is connected via terminals 8 and 9 of the active current output The minimum load impedance must be 2500 OPERATING MANUAL UMF2 Page 33 of 82 11 Display and operator interface basic version 11 1 Zero point adjust Below the mains transformer next to the lights and the data storage module DSB there is a switch to set the zero point adjust
30. sevesteccesuasevsedess 21 TDIMENSIONS AND WEIGHTS e eaor re reparada een kean roere e daa arane aha aeo E aaaeaii haa anaa 22 7 1Dimension drawing of DMH DN 10 to DN 300 flange version sesessesoesseseeeoeseseoeseeoesoesersoeseseoeseeeee 22 7 2Dimensions Of flangeless version sisses ssssssscessssopososissstssvs sirov ospe soos si besos esssS psss rosse soosoo sopes Soses b audios pos osses 23 7 3Dimensions of food connection DIN 19851 ssessesseseesoeseeeoeseeoesseeeesoeseseorseeeesseecesoeseroeeoesoesereorsereersorseseoeseeeee 24 7 4Dimensions of connection Tri clover scsssssssecssssesssssessssscsessesssscsessscsessscsscsucsessscssssucsucsscseceucsecascseceuceeeess 24 T 5Transmitter type UME2 cscccccssecsscssesssessesssssesssssesssessssnsessessssessnesssesssessessseessesseesssessonsessssesssesenesseeses 25 7 5 1 Integral mount transmitter 0 00 eecesceeccesccesecesecsecseecseeeseeeseeeaeeeeeeeeseeeeeenseeaecsaecaecaecseeeneeenes 25 7 5 2 Sensor terminal box remote mount transmitter cecceeceseceecececeeeeeeseecaeeeseeeseeeeeeeeeneeeeeees 25 7 5 3 KC HReele e TE 26 7 5 4 Pipe mounting vertical poson cecceeccescceseceeessecssecseeeseeeaeeeeeeeeeseceseceseeeseceaecaeenseceecaeenaes 26 7 5 5 Pipe mounting horizontal position 26 7 6Dimension drawing grounding rings ceccccscccsccsscssecescssssssscssscsssssssssssssssssesssessssesssessssssesesesssssseeseees 27 BMAINTENANG E aara r a aa ar
31. temperature concentration or the degree of contamination in the process may cause changes in corrosion resistance The manufacturer accepts no responsibility for any damage with respect to corrosion resistance of wetted materials in a certain application 1 3 Packaging storaging transport Be careful not to damage the device while unpacking it The device should be stored in a clean dry room until it is installed so as to prevent particulate matter from entering the device Make certain that the ambient temperature in the room in which the device is stored lies within the prescribed range Check to ensure that the technical product data indicated on the delivery note is consistent with the stipulated requirements If after the device is unpacked it is sent elsewhere to be installed the original packaging and transport protection inserts should be used 1 4 Returning the device for repair and servicing Note According to German waste disposal legislation it is the owner s or customer s responsibility to dispose of hazardous waste Thus any devices sent to us for servicing including their crevices and cavities must be devoid of any such material When sending a device for repair please confirm your compliance with this regulation in writing In the event any hazardous material is detected on or inside any device sent to us for servicing we reserve the right to bill the customer for the cost of disposing of such material see Section 1
32. the electrical connections wires 14 11 2 Sensor type The function Sensor type contains the type of the sensor with which the transmitter has been delivered The distinction is necessary and required because the flow rate measurement uses different calculations depending on the type of the used sensor After selecting this function press to display the current setting Sensor type PITY This type code can be found on the sensor rating plate This setting is defined by the vendor when the device is first put into operation at the factory It should only be changed if the transmitter is mounted onto another sensor 14 11 3 Inside diameter The inside diameter of the sensor connected to the transmitter is necessary for calculating the mean flow velocity The inside diameter must be checked in the UMF2 transmitter on mm exact to ensure a cor rect measurement After choosing the function inside diameter and pressing the following selection field will be displayed Inside diameter 50 mm As mentioned in Section 13 4 3 2 Input window modify a value the current value can be changed OPERATING MANUAL UMF2 Page 73 of 82 14 11 4 Language Two languages are available in the control unit BE3 German and English Language English As mentioned in Section 13 4 3 1 Selection window make a selection the operator can toggle between these languages e German e English 14
33. the sensor is not flow ing Otherwise the flow rates measured subsequently will be incorrect The sensor may be completely empty or filled with fluid A partially filled sensor or air bubbles will lead to an incorrect zero point calibration After choosing the Zero point calibration function and pressing the current remaining flow will be dis played 0 00 Uh cal no According to the description in Section 13 4 3 1 Selection window make a selection yes or no can be selected By pressing Esc or toggling to no the operator can cancel the current action without changing the counter readings Enter yes to have the zero point recalibrated Page 54 of 82 OPERATING MANUAL UMF2 14 5 Flow functional class The FLOW functional class is comprised of functions that affect lower and upper range values and the processing of the measured flow rates In Programming mode see 13 3 Operating modes i e after a password has been entered see 13 4 3 3 Passwords 14 2 PASSWORD functional class the operator can change the settings regarding flow FLOW functional class QV in l h CH Volume flow QV unit Volume flow Lower range value QV Upper range value Flow limit MIN Flow limit MAX A l h II min l s m h m min m s USG h USG min USG s UKG h UKG min UKG s QV LRV 0 00000 00 I h QV URV 100
34. type UMF2 7 5 1 Integral mount transmitter 158 184 M20x1 5 7 5 2 Sensor terminal box remote mount transmitter 75 80 TZ Page 25 of 30 DMH Installation and Operating Instructions 7 5 3 Wall mounting hole pattern to the sensor 7 5 4 7 5 5 Pipe mounting horizontal position Page 26 of 30 Installation and Operating Instructions DMH 7 6 Dimension drawing grounding rings Welded connection DN PN D d L mm mm mm 10 40 44 10 67 5 15 40 49 17 70 20 40 59 19 75 25 40 69 22 80 32 40 80 32 92 5 40 40 90 40 97 5 50 16 105 48 105 65 16 125 64 115 80 16 140 T7 122 5 100 16 160 102 132 5 125 16 190 127 147 5 150 16 216 156 165 200 10 271 207 195 250 10 326 261 222 5 300 10 376 315 247 5 Page 27 of 30 DMH Installation and Operating Instructions 8 Maintenance The device requires no maintenance if used according to its intended purpose Cleaning might be necessary due to deposits and dirt on the electrodes or the flow tube 9 Auxiliary power electrical connection See rating plate and the Operating Instructions of the corresponding transmitter 10 CE Mark The measuring sy
35. value func tion and pressing the following selection field will be displayed QV LRV 0 XXXXX XX l h The current lower range value for volume flow will be displayed According to the description in Section 13 4 3 2 Input window modify a value the current value can be changed 14 5 3 Volume flow upper range value This function allows the operator to set the upper range value for volume flow The upper range value takes on the unit defined using the Volume flow unit function The upper range value will scale the current and frequency outputs assigned to volume flow After choosing the Volume flow upper range value func tion and pressing the following selection field will be displayed QV URV 0 XXXXX XX Uh The current upper range value for volume flow will be displayed According to the description in Section 13 4 3 2 Input window modify a value the current value can be changed Page 56 of 82 OPERATING MANUAL UMF2 14 5 4 Volume flow limit MIN The MIN limiting value for volume flow can be evaluated via the status output You enter the value as a percentage of the set upper range value If the volume flow is lower than that limit value the status output will be set in case the corresponding assignment has been made If the alarm function has also been activated for the current output the applied current will change to lt 3 2 mA or gt 20 5 mA 22 mA After choosing the Volume flow limit MIN fu
36. will result in death severe bodily injury or sub stantial material damage 1 3 2 Warning means that failure to take the prescribed precautions could result in death severe bodily injury or sub stantial material damage Page 10 of 82 OPERATING MANUAL UMF2 1 3 3 Caution means that the accompanying text contains important information about the product handling the product or about a section of the documentation that is of particular importance 1 3 4 Note means that the accompanying text contains important information about the product handling the product or about a section of the documentation that is of particular importance 1 4 Proper use of the device Warning The operator is responsible for ensuring that the material used in the sensor and housing is suitable and that such material meets the requirements for the fluid be ing used and the ambient site conditions The manufacturer accepts no responsi bility in regard to such material and housing Warning In order for the device to perform correctly and safely it must be shipped stored set up mounted operated and maintained properly 1 5 Returning your flowmeter for servicing or calibration Before sending your flowmeter back to us for servicing or calibration make sure it is completely clean Any residues of substances that could be hazardous to the environment or human health are to be re moved from all crevices recesses gaskets and cavities of the ho
37. 0 After selecting the Customer password function and pressing the following will be displayed Password 0000 According to the description in Section 13 4 3 2 Input window modify a value the password can be changed If the entered password is correct the following message will be displayed Password valid If the entered password is not correct the following message will be displayed Password invalid The customer password in the device when delivered is 0002 Page 48 of 82 OPERATING MANUAL UMF2 A valid customer password allows all software parameter changes to be made that are permissible for customers After the operator switched the device off or did not touch any keys for about 15 minutes the authorization to change settings related to password entry will automatically be canceled If the operator does not enter a valid password all settings can be displayed but not changed Parameter changes via HART may be carried out any time without entering password 14 2 2 Change customer password After entering a valid customer password you may change the existing password and enter a new one After selecting the Change customer password function and pressing the following will be displayed Enter New password 0000 According to the description in Section 13 4 3 2 Input window modify a value the current value can be changed Press
38. 0 001 100 0 decade increments of the selected pulse unit e g m for forward and reverse flow MIN flow rate MAX flow rate or alarm passive via optocoupler U 24V Umax 30 V Imax D MA Pmax 1 8 W OPERATING MANUAL UMF2 7 2 Failure signal A failure in the meter can be indicated via the current output or the status output The current output ca be set to a failure signal alarm of lt 3 8 mA or gt 22 mA The status output can be configured as make or break contact 7 3 Load of the current output Standard version lt 600 Ohm HART minimum load gt 250 Ohm 7 4 Damping Programmable from 0 to 60 seconds 7 5 Low flow cut off The low flow cut off can be set to values between 0 and 20 using the software The set value refers to the upper range value If the measured value is lower than the set volume the flow rate will set to 0 0 I h This results in the analog output being set to 0 4 mA and the pulse output will stop generating pulses The configurable hysteresis takes effect only one side while exceeding this limit OPERATING MANUAL UMF2 Page 23 of 82 8 UMF2 performance characteristics 8 1 Reference conditions In conformity with IEC 770 temperature 20 C relative humidity 65 air pressure 101 3 kPa 8 2 Measuring tolerance See characteristic values of the corresponding sensor 8 3 Repeatability See characteristic values of the corresponding sensor 8 4 Influence of ambien
39. 11 5 Excitation frequency With the help of the function Excitation frequency you can set the excitation frequency of the field coil current Since the excitation frequency depends on the sensor it cannot be assigned freely The excita tion frequency defaults to 6 25 Hz Excitation frequency 6 25 Hz The selection is confirmed and taken over with the key Caution If the excitation frequency is changed then a reference calibration Section 14 10 3 Reference calibration on off on page 70 must be accomplished Otherwise the meas uring accuracy is not ensured 14 11 6 Mains frequency In order to ensure with mains frequency 50 Hz or 60 Hz per second optimal interference suppression the input of the frequency is necessary The standard setting is 50 Hz After choosing the function Mains frequency and pressing the following selection field will be dis played Mains frequency 50 Hz The selection is confirmed and taken over with the key Page 74 of 82 OPERATING MANUAL UMF2 14 11 7 Flow direction This function allows the operator to define the flow direction that the transmitter will evaluate Only for ward should be selected so as to prevent reverse flow from being measured The standard factory set ting is forward amp reverse After selecting the Flow direction function press to display the current set ting Flow direction forward As men
40. 12 x M27 150 200 300 PN 10 12 x M20 94 125 300 PN 16 12 x M24 134 180 300 PN 25 16 x M27 153 205 Nominal size ANSI Pressure Screws Maximum torques Nm inch rating Pipe lining lbs Hard rubber PTFE Y Class 150 EAR 6 Ke Class 300 4x 6 1 Class 150 4x 11 1 Class 300 4x 5 8 15 1 Class 150 4x 25 1 Class 300 4x 35 2 Class 150 4x 5 8 45 2 Class 300 8 x 5 8 25 3 Class 150 4 x 5 8 60 80 3 Class 300 8x 38 50 4 Class 150 8 x 5 8 42 55 4 Class 300 8x 58 65 6 Class 150 8x 79 105 6 Class 300 12 x 70 75 8 Class 150 8x 107 145 10 Class 150 12 x 7 8 101 135 12 Class 150 12 x 7 8 133 180 14 Class 150 12 x1 135 260 Page 15 of 30 DMH Installation and Operating Instructions 6 3 6 Remote mount transmitter The transmitter must be installed separately from the sensor if e the installation area is difficult to access e space is restricted e the fluid and ambient temperatures are high e there is strong vibration Caution e The cable between transmitter and sensor must be shielded The outer cable shield must be connected at both ends with special EMC cable glands e g type Hummel HSK M EMV e For the remote mount version the minimum permissible conductivity of the fluid is determined by the distance between the sensor and the transmitter To ensure accuracy the maximum cable length of 200 m should not be exceeded
41. 14 6 PULSE OUTPUT functional class The PULSE OUTPUT functional class is comprised of the functions regarding the pulse output PULSE OUTPUT functional class OPERATING MANUAL UMF2 PULSE OUTPUT Output of pulses or frequency Pulse output unit Pulse value Pulse width Output of Pulses Pulses Frequency Accumulation of 1 01 kg t m l 1 pulse per 1 0 unit 0 001 0 01 0 1 1 0 10 0 100 0 Pulse width 0050 0 ms Page 59 of 82 14 6 1 Pulse or frequency output The Pulse or frequency output function allows the operator to define whether pulses per represent a unit of flow or a frequency between 0 and 1 kHz that represents an analog output over the measuring range After selecting the frequency setting the maximum frequency of 1 kHz will be generated when the upper range value for mass or volume flow is reached depending on the selected pulse unit If the flow rate falls below the low flow volume the actual frequency is 0 Hz After selecting the pulse setting pulse value and unit the transmitter will determine the number of pulses per flow volume When choosing a combination of these settings that cannot be fulfilled in real time for the upper range value e g the number of pulses per time unit cannot be generated due to the pulse width which is too large the error message Pulse width too large or Inconsistent parameter will be dis
42. 3 Decontamination certificate Page 4 of 30 Installation and Operating Instructions 2 Identification 2 1 Supplier manufacturer Kobold Messring GmbH Nordring 22 24 D 65719 Hofheim Tel 49 0 6192 2990 Fax 49 0 6192 23398 E Mail info de kobold com Internet www kobold com 2 2 Product type Magnetic inductive flowmeter based on Faraday s law of induction 2 3 Product name DMH 2 4 Issue date 22 01 2009 2 5 Version no K01 1009 2 6 Designation rating plate The rating plate states the following information DMH Logo Manufacturer s logo Address Manufacturer s address Internet address CE CE Marking in accordance with the applied EC Directives Type Type designation Code Code of the model Ser No Serial number for tracking reasons Tag No Operator s measuring point number if stated in the order T amb Ambient temperature range T max Max process or fluid temperature C Sensor constant DN Flange designation PN Pressure stage of flange PS Max permissible process pressure PED Information about the Pressure Equipment Directive For devices with a process connection lt DN 25 o There is no CE Marking in accordance with Section 3 para 3 of the PED of the PDE is stated The device is rated as SEP Sound Engineering Practice For devices with a process connection gt DN 25 o Fluid group 1G in accordance with the PED fluid group 1 c
43. 4 Influence of ambient femperature nananet ennn nanan anene 24 9 UMF2 OPERATING CONDITIONS eege 24 9 1 EE Eileen le ET 24 9 1 1 GOMPAGCL VERSION ET 24 9 1 2 Separate VENSION ET 24 92 lge Ee lee EE 26 9 2 1 Ambient temperature TTT 26 9 2 2 Ambient temperature range viieccccyei ccecsvacaceesewegcteveanacecayunccegevaadceceyesecersand caeervaadceceyeagedarvaecenyeed 26 g23 Ee le El 26 OPERATING MANUAL UMF2 Page 3 of 82 9 2 4 Degree of Protections TEEN ASSEN tended aed NEESS EES 26 9 3 Process Gondtons cece ee eeeeneae cece ee tnnt ceaeaaeceeeeeeesecsaaaeeeeeeeeescaaaaaeeeeeeesesecsuaeeeeesseesenaeees 27 9 3 1 Fluid temperature ccccccceceeeeeee cece eeeeeecacaeceeeeesecceaeaeeeeeeeeeeseccaeeeeeeeeeseccaaeeeeeeeeeseesaneeeeess 27 9 3 2 State Of aggregation ooo ee eect eeeeee teeter teen ee ee tena ease eeeee ee eeneaeeeeseeaeeeseeeaeeeseeeaeeeseeeaeeesenaeees 27 9 3 3 VISCOSILY eee cette eect terete tena ee eee ne ener ree ee eee tee ee eet E EEE 27 9 3 4 Fluid temperature mt 27 9 3 5 Flow ratte Wm c ccccccceceeeeceeee eee ee cent cece ee aces ee eeee see aaaeeeeeeeeeeedcaaaaeaeeeeeeeedseqcacaeceeeeeseseeineeeeeeess 27 9 3 6 Pressure Joss 2 cccecccceceeeeeeeeeeaeeeeeeeeeceaeaece cessed caaaeaaaeeeceeeeececeaaaeeeceseeeseecaaeeeeeeeeeeseeeeieeeeeees 27 9 3 7 Empty pipe detection 2 0 0 2 ccececcecceccececeeeeeceneaeeeeeeeeeeeeaeaeeeeeeesesaaeaaeeeeeeeeeseccacaeeeeeeeeeseesaneineees 27 10 CONSTRUCTION D
44. 4 Ingress protection The sensor meets the requirements of the protection class IP 67 The following must be observed to ensure compliance with protection class IP67 when the device has been installed or serviced e The housing seals must be clean and undamaged when placed in the sealing groove If necessary the seals must be cleaned or replaced e Tighten the cover screws of the terminal box and tighten the screw cap of the transmitter integral mount version e The cables used for connection must comply with the specified outer diameter for the cable glands used e Tighten the cable glands firmly e Loop the cable in front of the cable gland Any moisture running along the cable can then drip off and not penetrate the device Always install the device so that the cable gland does not face upwards e Any unused cable glands must be closed with a plug which is suitable for the respective protection class The sensors are also available in an IP 68 version The maximum permissible immersion depth in water is 5m In this case the transmitter is installed separately from the sensor A special cable is used as a connection cable 6 6 5 Shock resistance vibration resistance The flowmeter should be protected from extreme shocks and vibrations which could cause damage Maximum permissible shock vibration 15 m s 10 to150 Hz Page 20 of 30 Installation and Operating Instructions DMH 6 7 Process pressure The maximu
45. 82 OPERATING MANUAL UMF2
46. B emitted interference DIN EN 61000 4 2 to DIN EN 61000 4 6 DIN EN 61000 4 8 DIN EN 61000 4 1 1 DIN EN 61000 4 29 DIN EN 61326 Page 80 of 82 OPERATING MANUAL UMF2 18 Decontamination certificate for device cleaning Company NAME seese Address 2s0eeeeeeeceeeeeeeteees Department Name of contact person essssssseseseseseseseeese Phone Information pertaining to the enclosed magnetic inductive flowmeter In as much as this fluid is water hazardous toxic corrosive combustible a health hazard environ mentally hazardous we have done the following Checked all cavities in the device to ensure that they are free of fluid residues Washed and neutralized all cavities in the device Cleaned all seals gaskets and other components that come into contact with the fluid Cleaned the housings and all surfaces cross out all non applicable items We hereby warrant that no health or environmental hazard will arise from any fluid residues on or in the enclosed device Date c cece Signature ceeeees Stamp OPERATING MANUAL UMF2 Page 81 of 82 Version printed 12 02 2007 14 02 2007 KOBOLD Messring GmbH Nordring 22 24 D 65719 Hofheim Internet http www kobold com e mail info kobold com We reserve the right to make changes without notice in the dimesions weights and technical specifications Printed in Germany Page 82 of 82 Page 82 of
47. EETAILS rtr rrrennnn nnna 28 10 1 Type of construction dimensions sseseeeseneseeesseessseeseeesnensteettnntttntstenstentttnntnnntnenstenntnn nten nenn tt 28 10 2 NEE ee EE 29 10 3 UE TEE 29 10 4 Process Copnpechon ttet tt tt Ennn At AEEA E EAEAN ENSEEEEEEEEEEESEEEEEEEESEEAE EEEE EEES EEEEEEEEEEEEE ESEE EE Ennn 29 10 5 Electrical CONNECT ON BEE 29 10 5 1 UMF2 process UN E 29 10 52 UMF2 sensor terminals sinrin a a A E NE EEE TEATRE 30 10 6 Cable specfcation E 30 10 6 1 Wiring dagrams ic tr nr ee ee eee eens eer e ee eerie ee eenaeeeeenaeeeeeeenaeeseenaes 31 10 6 1 1 Wiring diagram Compact version 31 10 6 1 2 Wiring diagramm for the separate version 32 10 6 2 TAPIA EE 33 11 DISPLAY AND OPERATOR INTERFACE BASIC VERGION 34 11 1 ZELO POINE CEET 34 11 2 RTE 35 12 MAINTENANCE AND REPAIR eseou es 36 12 1 MAINS UE 36 12 2 Replacement of terminal BOaId duet ccsesaisasestaes casheaisaccunnes cocdvaadeccchuaadiaaseaacedcguanasaaveaaoedcbaravaass 36 12 3 Exchange of transmitter elechrontc cece eeeneeeeeeeee ee eeeeaeeeeeeeaeeeeeeaeeeeesecaeeeseeaeeeeeenieeeeseeaes 36 13 UMF2 CONTROL UNIT BE3 OPTION sssssssssonnnoonoeeeeeererererrrrrrrrerrerreeeereeeeeeeeem 37 13 1 ui ge ee de 37 13 2 RI 37 13 3 Operating Hale TT 38 Page 4 of 82 OPERATING MANUAL UMF2 13 4 OP ST ATOM EE 38 TSA lt A ele EE dei un El 38 13 4 2 The keys and their TUnCtions scciee ccceieve cect eecdeitesctcatteedecdieenesdeteeteeaacdeeesedi
48. ERATING MANUAL UMF2 Page 7 of 82 Introduction l Shipping and storage product inspection Shipping and storage The device is to be safeguarded against dampness dirt impact and damage Product inspection Upon receipt of the product check the contents of the box and the product particulars against the infor mation on the delivery slip and order form so as to ensure that all ordered components have been sup plied Notify us of any shipping damage immediately upon receipt of the product Any damage claim re ceived at a later time will not be honored Il Warranty Your flowmeter was manufactured in accordance with the highest quality standards and was thoroughly tested prior to shipment However in the event any problem arises with your device we will be happy to resolve the problem for you as quickly as possible under the terms of the warranty which can be found in the terms and conditions of delivery Your warranty will only be honored if the device was installed and operated in accordance with the instructions for your device Any mounting commissioning and or main tenance work is to be carried out by qualified and authorized technicians only III Application domain the operating manual The present manual applies to magnetic inductive flowmeters series PIT PITY DMH and EP that are operated in conjunction with the UMF2 transmitter IV Measures to be taken before sending your device to the manufacturer for repair It is impor
49. ION DOMAIN OF UMF2 TRANGMITTIER 16 Page 2 of 82 OPERATING MANUAL UMF2 5 UMF2 TRANSMITTER MODE OF OPERATION AND CONFIGURATION 17 5 1 MEASUNING PIINGIPLSitacwcestiadececansasavessans caxevandatedvad pceacasaezuces a a a aa 17 Ga Omoa EE 18 5 2 1 Basic version UMF2 csicsas iaaa na iiaa aa a e aia dead AE A A RRRA eaa 18 5 2 2 le le EE Uer E EE 18 5 2 2 1 HART Itetace cn niaaa iaasa aaa A cas chdgeaussauay eaten sds aavanandrennncdadcareaninaneass 18 5 2 2 2 Control unit BES csan ei a vans doadsdnsccnayenn dards cavaneasinseasascavarea aasdens 19 5 2 2 3 Empty pipe dele Clon sorsra aaa EEN eege ESA 19 5 2 3 Data memory ChIP DS EE 20 5 24 Safety ei de e Ce 20 6 UR E 21 6 1 M asured variable test tel aise deceegtsns deeg i Eens ETA ege 21 6 2 Measuring range cece cece seceaeae eee eeeeeesecaaaaeceeeeeeesecacaeeeeeeesesencaeaaeeeeeeeeeseeisaeeeeeeseees 21 6 3 Operating the PIT and PITY flow velocity sensors with the UME 21 Tx e un GE KEE 22 TA Output sign 22 ZZ Failure SiQnial sccidn tiveness hace tien ee ie ea i eda eee end aed deen 23 7 3 Load of the current output cece cece cece cece ce eee treet eee rttr ee erecta cee eaaeaeeeeeeeeescaaeaeeeeeeeeeeseceiaeeeeereee 23 CA DAW PUG BEE 23 7 5 Low flow A010 0 cece 23 8 UMF2 PERFORMANCE CHARACTERIST ICS A 24 8 1 Reference conditons visa egeeggoNagE ENEE EES dda cas desadeneagteastanas 24 8 2 Me aSUrINGtOleKANCE i dees ees Segen dee heute Eed deed 24 8 3 Repoatabill EE 24 8
50. agnetic induction an electrical field E is produced in a conductive liquid moving through a magnetic field B at a velocity v in accordance with the vector product E v x B A fluid with a flow velocity v and a flow rate Q flowing through a tube 1 with an insulating lining 2 produces a measuring circuit voltage Um at the two electrodes 4 at right angles to the direction of flow and the magnetic field B generated by the field coils 3 The strength of this measuring circuit voltage is proportional to the mean flow velocity and therefore the volume flow rate 4 2 System design The electromagnetic DMH flowmeter consists of a sensor which picks up an induced measuring signal from the medium flowing through the pipe and a transmitter which transforms this signal into standardized output signals 4 20 mA or pulses The sensor is installed in the pipe while the transmitter is mounted directly on the sensor integral mount or separately at an external location remote mount depending on the device version Page 6 of 30 Installation and Operating Instructions DMH 4 2 1 Integral mount transmitter This type of configuration ensures easy and trouble free installation 4 2 2 Remote mount transmitter This type of configuration is recommended for confined spaces or if the temperature of the fluid is high The connection between the sensor and the transmitter is established with a cable with separately shielded circuits for field co
51. agnosis is not available in the basic version 15 2 Enhanced version with LC Display The integrated diagnostic system of the UMF2 transmitter distinguishes between two types of errors Self test errors such as problems with a sensor line or inconsistent parameter inputs are displayed as textual error messages Once the error has been eliminated the message automatically disappears from the display For further information see Section 15 4 1 Display of self test errors Errors that are attributable to system memory or software division by zero or a fault in the electronics unit are designated as system errors These error messages are not reset automatically after the error usually of very brief duration is eliminated Before resetting a system error manually we advise that you contact our technical service department For further information see Section 15 4 2 Display of system error If the cause of any of the error messages described below cannot be eliminated contact the device ven dor 15 3 Standard operating mode The transmitter operates as described above After the cause of the error message has been eliminated the message automatically disappears OPERATING MANUAL UMF2 Page 77 of 82 15 4 List of error messages 15 4 1 Display of self test errors Self test errors are displayed as plain text in the set language German or English on the second line of the LCD Display Display Description Possible c
52. ause of error and German English remedy Empty pipe detection has been Product contains air bub Rohr leer empty pipe activated bles pipe is empty Bubble free Fluid density is below the limit Tilling must be ensured value for density empty pipe detection pipe is empty Interruption short circuit in the Check the wiring between Spulenstrom Exciter cur connection of exitation coil All transmitter and sensor rent signal outputs will be set to no flow Messkreis Uberst meas circ sat The flow measurement circuit is overloaded The measured elec trode voltage is too high All sig nal outputs will be set to no flow Flow rate exeeds the upper range value URL High electrostatic voltage at the electrodes Strom Uberst curr saturated The output of current interface is overloaded Based on the se lected settings and the currently assigned measured variable the current to be output is gt 21 6 mA Check the upper range value and the flow rate settings IMP Ubersteuert pulse out satur The pulse output is overloaded The current measured value re quires a pulse rate which can no longer be generated with the help of the set pulse duration and pulse value Check pulse duration pulse value and measuring range Check the flow rate Parameter inkons params incon sist Parameter is inconsistent Check the parameter settings The set parameters are contra dictory
53. bed Functions that are only accessible to the vendor service functions are not described in the present document Page 42 of 82 SENSOR UMF2 STATUS OUTPUT MEASURED VALUES PASSWORd COUNTERS MEASUREMENT PROCESSING PULSE OUTPUT OPERATING MANUAL UMF2 14 1 MEASURED VALUES functional class The MEASURED VALUES functional class contains all functions for displaying the measured values MEASURED VALUES MEASURED VALUES functional class v Volume flow Counter 1 forward flow Counter 2 forward flow Counter reverse flow i Flow velocity QV rel flow rate tooo OPERATING MANUAL UMF2 QV Counter 1 QV Counter 2 l QV flow velocity Display mode start up l Raw values Display mode QV QV Counter1 F Counter 2 F Counter R Velocity QVabs QVrel QV Counter QV Counter 2 QV velocity Raw values Page 43 of 82 14 1 1 Volume flow rate If you select the function volume flow the following will be displayed example Volume flow 100 0 I h The LCD shows the current volume flow rate You define the display unit in the functional class FLOW using the function volume flow unit 14 1 2 Forward flow counter 1 Forward flow counter 1 and forward flow coun
54. characteristic values stored in the DSM Thus the DSM offers maximum safety and high comfort when exchanging device components Electronic Power supply board UMF2 20 Slot DSM o oooo0o0000000 Dee oe Se goo zl OO C00 Nilo oo 000 At any exchange watch the polarity of the memory chip Pin 1 is signed by a dot or a notch 5 2 4 Safety of operation A comprehensive self monitoring system ensures maximum safety of operation e Potential errors can be reported immediately via the configurable status output The corresponding error messages will also be displayed on the transmitter display A failure of the auxiliary power can also be detected via the status output e When the auxiliary power fails all data of the measuring system will remain in the DSM without back up battery e Al outputs are electrically isolated from the auxiliary power the sensor circuit and from each other Page 20 of 82 OPERATING MANUAL UMF2 6 Input 6 1 Measured variable Mass flow rate temperature density and volume flow calculated from the preceding measured vari ables 6 2 Measuring range The measuring range which varies according to which sensor is used can be found on the relevant data sheet or rating plate 6 3 Operating the PIT and PITY flow velocity sensors with the UMF2 The PIT and PITY sensors are calibrated for flow velocity In order to display the measured value in vol ume flow units it must be converted usin
55. ctional class MEASUREMENT PROCESSING Damping Damping 03s Low flow cut off Low flow cut off 01 Low flow cut off hysteresis Zero point calibration Low flow cut off hysteresis 01 X XXX Uh calibration no Page 52 of 82 OPERATING MANUAL UMF2 14 4 1 Damping The damping value is intended to dampen abrupt flow rate changes or disturbances It affects the meas ured value display and the current and pulse outputs It can be set in intervals of 1 second from 1 to 60 seconds After choosing the Damping value function and pressing the following selection field will be displayed Damping 03s The current damping value will be displayed According to the description in Section 13 4 3 2 Input win dow modify a value the current value can be changed After setting the new damping value press to confirm your entry 14 4 2 Low flow cut off The value for low flow cut off low flow volume is a limiting value stated as a percentage that relates to the upper range value of the flow rate If the volume drops below this value e g leakage the displayed value and the current outputs will be set to ZERO The value for low flow cut off can be set from 0 to 20 in 1 percent increments After choosing the Low flow cut off function and pressing the following selection field will be displayed Low flow cut off 00 The low
56. d the setting ONGe described in Section 14 9 2 on page 67 the following settings of a volume flow will affect the output behavior during measured value simulation OPERATING MANUAL UMF2 Page 67 of 82 In order to simulate volume flow the operator can define a measured value The flow rates will be simu lated in both directions All outputs will perform based on the simulated measured value Preset QVabs 0900 0 I h The simulation value is entered as described in Section 13 4 3 2 Input window modify a value 14 9 4 Direct simulation of outputs If the operator selected the setting Direct simulation described in Section 14 9 2 Simulation direct on page 67 the following 3 possible settings will affect the output All outputs are simulated at the same time by these settings 14 9 4 1 Status output simulation The Status output simulation function allows the operator to purposefully activate the status output Press io display the current state Status output off As mentioned in Section 13 4 3 1 Selection window make a selection the operator can toggle between on and off 14 9 4 2 Pulse output simulation The Pulse output simulation function allows the operator to define a frequency to be assigned to the pulse output After selecting this function and pressing the following selection field will be displayed Set frequency 0210 0 Hz This field shows the cu
57. e Ara a r e Aa a a s a aae LA rea aer pe n ra A Eea EE rea Sen Aeara Eaa aai aia 28 9AUXILIARY POWER ELECTRICAL CONNECTION 0 cccccceceeseeeeeeceeeeeeeeeeeeeeeeeeeeeseneeesseneeeeeeens 28 10 e NEE 28 11STANDARDS AND DIRECTIVES CERTIFICATES AND APPROVALG cccceceseeseeseeeeeeees 28 12DECLARATION OF CONFORMITY 2 ccccceceeseeeeeeceeeeeeeeeeeeaeeeeeeeee sens eeaneeceseeesegaeesaeeeeeseeeseseeeeneeees 29 13DECONTAMINATION CERTIFICATE FOR DEVICE CLEANING REESEN REENEN 30 Page 3 of 30 DMH Installation and Operating Instructions Introduction This installation and operating manual explains how to operate install and perform maintenance on the flowmeter Please read the manual carefully before installing the device and putting it into operation The manual does not apply to non standard versions or applications All devices are thoroughly tested and checked for order compliance prior to shipping Upon receipt of the device check it for shipping damage If any problem comes to light contact our head office in Cologne Please describe the problem and indicate type and serial number of the device We extend no guarantee of any kind for repair work that is undertaken without notifying us in advance of the intention to carry out such work Unless otherwise agreed any part or component for which a claim is lodged is to be sent to us for examination 1 Safety advisories 1 1 Installation commissioning operating p
58. e shell with a forklift truck This could dent the sheet metal of the shell and damage the internal solenoid coils There is also the risk that the device could roll off the forks Page 9 of 30 DMH Installation and Operating Instructions 6 2 Installation conditions The installation location in the pipe must be selected so that the sensor is always fully filled with the fluid and cannot run empty This can best be guaranteed if it is installed in an ascending pipe or drain The measuring principle is generally independent of the flow profile of the fluid provided no standing vortices reach into the area where the value is measured such as downstream from elbows or half open sliding valves upstream from the sensor In these cases measures must be taken to normalize the flow profile Practical experience has shown that in most cases a straight inlet section of 2 5 x DN and an outlet section of 2 2 x DN of the rated width of the sensor is sufficient The occurrence of strong electromagnetic fields in the vicinity of the installed sensor is not permitted In order to be able to perform flow and return measurements both sides of the sensor must be provided with a straight pipe section with the rated width of the sensor and a length of 5 x DN of the rated width of the sensor It is advisable to install actuators such as regulating or shut off devices downstream from the sensor The flow direction is marked on the sensor with an a
59. ed deedaeeeessndeeedeatees 39 13 4 3 Functional classes functions ANd parameters ensnsnenen1n1nrnrntnrnrnrnrnrnrnrnrnnnnnnnrrerererrrennt 40 13 4 3 1 Selection window makeaselechon cee ccceceeeeseeecceecesceeeeeeceeeeeaeeaseeeeeeeeaeaaaeeseseeeenes 40 13 4 3 2 Input window modify a value eee ceeececeeeececeeeceeeee tee eeceaeeeeeeeeeeeeeesaaeeeeneeseueeesseeseneeenaes 41 PASS E Ee 41 14 UMF2 TRANSMITTER EUNCTIONS 42 14 1 MEASURED VALUES functional class 43 14 1 1 Volume OW CC 44 14 1 2 Forward flow counter e 44 14 1 3 Forward flow counter 2 44 14 1 4 Reverse flow counter ernn rnrrtt ereenn EErEE O nE EEEEEEOr ESEE EEEE enr rnnn rnnt 44 14 1 5 Flow velocity ccnceniai ai EEEE EEEE EE EAEEREN ERE a 45 14 1 6 Relative flow rate 0 0 ccc cecccccccccesseeseececeeeaeeaseeeeeeeeeceauecseeeeeeseaueasseceeeeeeanaaeaseeeeeeeeeaneaseseeeeseeatas 45 14 1 7 QV Forward flow counter 46 14 1 8 QV Forward flow counter 2 ce cececccccccece sae seeeeeeeceeaeeeseeceeeceaueaseseeeeceaueasnseeeeseeseaaeneseeeeeeeeanes 46 14 1 9 QV flow VElOCIEY 2 eee eee e teeter eee tene ee eet ne eter EAA RAEE AAEE EEA EO 46 14 1 10 Display mode during etartup tn nsstnrntnn ranns nn ttnn nnmnnn nenene 47 14 1 11 Raw valies cairn nr E e E E Edge A eu E E E 47 14 2 PASSWORD functional CIASS sarai ainia a a Ea aa aa Eai 48 142 1 Customer passWord MET 48 14 2 2 Change customer paSSword sesnescccceniiencitiinkiik ann EEEE EEEE E 49 14
60. eeeeeeeeeeeeeeeeenseeeaneeceseeeseaseeaneeseeseeeseaeeesnenees 8 5 1 Measuring ACCUIacy ccrcccrccrsccrsessccssesssensssesscesscsscssssssssssssnsesssesesnsessseesssessnesesessnsesesenessossssessonsecnsecnseseoes 8 5 1 1 Measured errors sors seed een EE E Ee 8 5 1 2 Repeatabilitycsce2sc 2 eege ege tebe A Most Ltd ee Ee 8 5 1 3 Reference conditions deed eene eege ees 8 5 WT RE DT ul E 8 5 3Influence of ambient temperature ccccccscssesssrssscssscssscssscsssssscsnsesssesssesssesssesssssesssesssessessesscssseseessees 8 5 4Influence of fluid temperature ccccsscssssssscssscssscssssssssssssssssssssssnsssssssssesssesssessssessessessesessessecssonsesnseessees 8 5 5 Material scevescccssessccctescsecssecesessccessedsenesusessscvadssscestsusssetecssecsesouescteccssstcevenessesecesucsscsdendssscssesencecetessecsveesecoseesee 9 5 5 1 Wetted parts vicceiss cesses celal see oes eedeasd caches ERENNERT 9 5 5 2 Non wetted p artg 200 9 6INSTALLATION CONDITIONS FOR USE 2 cccccececeseeeee cece ee eeneeeeeee seer eneeeaaneeeeseee segs eeaeeeseseseseneeeeenenees 9 6 1L Receipt Of COOdS ANd TraANSPOLt nvcciececsessssevsesssiossessones socieesuss ssenessonsedecsenes Sesso sseussdensssevsesinsoscussessescousssonesdevan 9 6 1 1 Receipt of godsen wk Gyan sie one PS ene EE a eet ae 9 6 1 2 Ee EE 9 O 2 Installation conditions s cccc sscesccseossecescendesscocesuvesoosessusssesdeseass covedegso ds ecsevesdsnvessusseshwtsesevenonssseasssscedssbass
61. ehlerIntEEProm 0x00004 Internal EEPROM calibration UMF2 transmitter erased UMF2 uncalibrated SystemfehlerEEPROM 0x00010 Unsuccessful saving or reading of memeory data de fective memory 15 4 3 Reset system error After the fault recovery the displayed system error message can be reset e For this purpose the customer password has to be entered Refer to 14 2 1 Customer password on page 48 e Select the function Show system error Refer to 14 11 10 Show system error on page 76 Ana lyse the fault and repair the transmitter or sensor e Finaly reset the system error message Refer to 14 11 11 Reset system error on page 76 OPERATING MANUAL UMF2 Page 79 of 82 16 Certificates and approvals CE Marking The measuring system complies with the legal requirements of the Electromag netic Compatibility Directive 89 336 EC and the Explosion Protection Directive 94 9 EC The CE mark indicates that the device complies with the aforementioned direc tives 17 Standards and authorizations 17 1 General standards and directives EN 60529 Ingress protection class IP code EN 61010 Safety requirements for electrical metering control and laboratory devices NAMUR guideline NE21 Version 10 02 2004 17 2 Electromagnetic compatibility EMC Directive 89 336 EEC EN 61000 6 2 1999 immunity for industrial environments EN 61000 6 3 2001 emissions residential environments EN 55011 1998 A1 1999 group 1 class
62. eir functions There are sic keys to change the settings Caution Do not press these keys with sharp or sharp edged objects such as pencils or screwdrivers Cursor keys Using the cursor keys the operator can change numerical values give YES NO answers and select parameters Each key is assigned a symbol in the following table Descriptor Symbol Cursor key arrow to the right gt Cursor key arrow to the left 4 Cursor key arrow to the top A Cursor key arrow to the bottom v Esc key The Esc key allows you to cancel the current action Pressing Esc moves you to the next higher level where the operator can repeat the action Pressing Esc twice moves you directly to the MEASURED VALUES functional class ENTER key Pressing ENTER key moves you from the menu level to the parameter level You confirm all entries with the key keypad Enter Cursor right ursor up ursor down Cursor left Esc OPERATING MANUAL UMF2 Page 39 of 82 13 4 3 Functional classes functions and parameters Functional classes are written in all upper case letters headings The functions beneath each functional class are written in upper and lower case The various functional classes and functions are describes in Section 14 UMF2 transmitter functions starting on page 42 The lower lines contains the following elements Informational texts YES NO answers Alternative values Numerical values
63. ersonnel Mechanical and electrical installation as well as commissioning maintenance and operation are to be realized solely by qualified personnel that are authorized by the installation operator to perform such work All such personnel must read and understand the content of the applicable operating instructions before working with the device In general follow the conditions and provisions applicable in your country Please take note of the technical data on the rating plate and the safety advisories in the Operating Instructions of the corresponding transmitter 1 2 Intended purpose The electromagnetic flowmeter is to be used solely for measuring the volume flow of liquids suspensions and pastes with a conductivity gt 5 uS cm 20 uS cm demineralized cold water The manufacturer accepts no responsibility for any damage or loss resulting from any other use or from improper use The manufacturer extends no express or implied warranty in regard to the applicability of the present document for any purpose other than that described herein Before using corrosive or abrasive fluids the operator must test the resistance of all wetted materials We will be happy to assist you in testing the corrosion resistance of wetted parts for special fluids including cleaning fluids However sole responsibility for ensuring that the device is used in accordance with the manufacturer s recommendations rests with the system operator Minor changes of
64. ess regarded as the first experiment in the field of magnetic inductive flow meas urement According to Faraday s law of electromagnetic induction an electrical field E is produced ina conductive liquid moving through a magnetic field B at a velocity v in accordance with the vector product E v x B Through a meter tube provided with an insulating lining a liquid flows at velocity v and a flow rate Q pro ducing a measuring circuit voltage Um at the two electrodes at right angles to the direction of flow The size of this measuring circuit voltage is proportional to the mean flow velocity and the volume flow rate OPERATING MANUAL UMF2 Page 17 of 82 5 2 Sy stem design The meter consists of a sensor e g DMH series and a UMF2 transmitter The device can be used to per form measurements with any liquid conductive media providing that the sensor s material is suitable for the product being used The UMF transmitter generates the inductive current necessary for the magnetic field and preprocesses the induced voltage at the electrodes 5 2 1 Basic version UMF2 An analog 0 4 20 mA current output active a pulse or frequency output and a status output are stan dard features of the device A green LED is an operational readiness indicator error are indicated by a red light and reverse flow by a yellow light 5 2 2 Optional equipment 5 2 2 1 HART Interface An analog 0 4 20 mA output is a standard feature and digital data tra
65. f 82 13 3 Operating modes The UMF2 can be operated in the following modes 1 Display mode 2 Programming mode 13 4 Operation 13 4 1 Operation interface Functional classes are displayed as headings beneath which displays and parameters are shown in logical groups Beneath this is the menu level which lists all measured value displays or the headings for their underlying pa rameters parameter level All functional classes are interlinked horizontally while all subpoints that are assigned to a functional class are displayed beneath the relevant class Page 38 of 82 In display mode measured values can be displayed in various combinations and UMC3 settings can also be displayed Parame ter settings cannot be changed in this mode Display mode is the standard default operating mode when the device is switched on In programming mode UMC3 parameters can be redefined After entering the correct password changes that are permissible for the customer customer password or all functions service password for technicians can be realized e Legend Headline 4 D Main menu kb Kl a Functional class Functionial class t Function with numerical Input a Display Numerical Input 153 40 Parameter level i Menu level subpoint Selection Function no value selected from list no OPERATING MANUAL UMF2 13 4 2 The keys and th
66. flow volume will be displayed According to the description in Section 13 4 3 2 Input window modify a value the current value can be changed After setting the new low flow volume you confirm your entry with J 14 4 3 Low flow cut off hysteresis The hysteresis of the low flow volume is the flow rate expressed as a percentage of the upper range value by which the volume must fall below or surpass the set low flow volume in order to activate or deac tivate the function The hysteresis of the low flow volume can be set in 1 percent increments from 0 to 10 After selecting the Low flow cut off hysteresis function and pressing the following selection field will be displayed Low flow cut off hysteresis 00 The current hysteresis will be displayed According to the description in Section 13 4 3 2 Input window modify a value the current value can be changed After setting the new hysteresis value you confirm your entry with 1 OPERATING MANUAL UMF2 Page 53 of 82 14 4 4 Zero point calibration Using the Zero point calibration function the operator can recalibrate the zero point of your meter in the measuring system Zero point calibration is to be realized after any installation procedure or after any type of work has been performed on in the pipes near the sensor Refer also Section 3 4 Zero point cali bration auf Seite 15 CAUTION This function may only be carried out if it is certain that the fluid in
67. g the flow velocity and the inside diameter of the tube The fol lowing parameters must be set at the UMF2 1 At the functional level Sensor Settings UMF2 set the sensor type PIT or PITY The dimension of the sensor constants will be automatically set to m s mV 2 Setting of the sensor constants in x xxx m s mV 3 Inside diameter of the tube in xxx mm 4 Atthe functional class Flow set the desired unit of volume flow 5 Using the function Volume Flow Upper Range Value set the upper range value OPERATING MANUAL UMF2 Page 21 of 82 7 Output 7 1 Output signal All signal outputs Analog output Pulse output Pulse value Status output Page 22 of 82 Electrically isolated from each other and from ground PE 0 4 mA current output electrically isolated optional with HART Volume flow or flow speed Using the HART protocol the current output has to be assigned to volume flow in the mode of 4 20mA Pulse duration default value 50 ms Pulse duration adjustable range is 0 1 2000 ms Mark to space ratio is 1 1 if the set pulse duration is not reached When programming the pulse duration a plausibility check is car ried out If the selected pulse duration is too long for the set upper range value an error message will be displayed fmax 1 KHz passive via optocoupler U 24V Umax 30 V Imax 60 MA Pmax 1 8 W 1 pulse unit The pulse value can be multiplied by a factor between
68. h plastic pipes this version is the easiest grounding method As the surface of the grounding electrode is relatively small the use of grounding disks on both sides is preferable in systems in which high equalizing currents can be expected to occur along the pipe 6 3 4 2 Grounding rings The outside diameter of the grounding ring should be at least equal to the diameter of the flange seal or be dimensioned in such a way that the grounding ring is positioned inside the flange bolts and is centered by these The terminal lugs routed to the outside must be connected to the FE terminal in the junction box of the sensor During installation ensure that the internal seals do not protrude over the grounding disk The grounding cables are not included in the scope of supply and must be provided by the plant operator The grounding rings can be ordered as accessories Refer to Section 7 6 for dimensions Page 13 of 30 DMH Installation and Operating Instructions 6 3 4 3 Grounding examples for the DMH flowmeter 6 3 4 3 1 Uninsulated metal pipe F Sensor flange RF Pipe flanges D Sealing E Grounding rings PE Ground PA Equipotential bonding FE Functional ground 6 3 4 3 2 Plastic pipes or lined metal pipes min 4mm2 Cu Ground wire Page 14 of 30 Installation and Operating Instructions DMH 6 3 5 Torques for screws and bolts Electromagnetic flowmeters must be installed in the pipe system with special care due to the fact that the
69. iaphragm or hose pumps Please consider space requirements with respect to a potential deinstallation of the device 6 3 4 Grounding For safety reasons and to ensure faultless operation of the electromagnetic flowmeter the sensor must be grounded In accordance with VDE 0100 Part 410 and VDE 0100 Part 540 the grounding connections must be at protective conductor potential For metrological reasons the potential should be identical to the potential of the fluid The grounding cable should not transmit any interference voltage For this reason do not ground other electrical devices with this cable at the same time The measuring signal tapped at the electrodes is only a few millivolts Correct grounding of the electromagnetic flowmeter is therefore an important prerequisite for exact measurement The transmitter requires a reference potential to evaluate the measured voltage on the electrodes In the simplest case the non insulated metal pipe and or the connecting flange may be used as a reference potential In case of pipes with an electrically insulating lining or pipes made of plastic the reference potential is picked up from a grounding disk or grounding electrode These establish the necessary conductive connection to the fluid and are made of a chemical resistant material The material used should be identical to that of the measuring electrodes 6 3 4 1 Grounding electrodes The device can be optionally equipped with grounding electrodes Wit
70. ils and electrodes hole pattern to the sensor Transmitter type UMF2 with wall bracket Page 7 of 30 DMH Installation and Operating Instructions 5 Performance characteristics 5 1 Measuring accuracy 5 1 1 Measured error 0 3 of actual value 0 0001 Q at 10 mei Accuracy 1 500 1 000 0 500 0 000 0 500 1 000 1 500 0 1 2 3 4 5 6 7 8 9 10 flow velocity v m s 5 1 2 Repeatability 0 15 of actual value 0 00005 Q at 10 m s 5 1 3 Reference conditions In accordance with DIN EN 29104 e Fluid temperature 22 C 4 K e Ambient temperature 22 C 2 K e Inlet section of 2 10 x DN and outlet section of 2 5 x DN 5 2 Fluid conductivity gt 5 uS cm 20 uS cm for demineralised water 5 3 Influence of ambient temperature See Operating Instructions of the corresponding transmitter 5 4 Influence of fluid temperature None Page 8 of 30 Installation and Operating Instructions 5 5 Materials 5 5 1 Wetted parts Parts Standard Others Lining Hard rubber PTFE soft rubber Rilsan Wagunit Measuring and grounding electrodes Stainless steel 1 4571 Hastelloy Tantalum Platinum Grounding disk Stainless steel 1 4571 Hastelloy Tantalum 5 5 2 Non wetted parts Parts Standard Others Flow tube Stainless steel
71. l physical contact Due to the process temperature heat is introduced through the support for securing the integral mount transmitter or the terminal box For this reason the thermal insulation of the sensor should not extend over more than half of the support It is essential to prevent inclusion of the installed transmitter or the terminal box in the thermal insulation The maximum permissible fluid temperature range is stated on the rating plate of the respective version 6 6 1 1 Integral mount transmitter maximum ambient temperature depending on the fluid temperature la N 60 70 80 90 1C0 110 120 130 140 150 Max fluid temperature C 6 6 1 2 Remote mount transmitter sensor maximum ambient temperature depending on the fluid temperature It must be ensured that the temperature close to the terminal box does not exceed 70 C Max ambient temperature C 70 30 90 100 110 120 130 14C 150 Max fluid temperature C Page 19 of 30 DMH Installation and Operating Instructions 6 6 1 3 Remote mount transmitter maximum ambient temperature depending on the fluid temperature The permissible ambient temperature of the sensor is 20 C to 60 C 6 6 2 Storage temperature range The storage temperature range is identical to the ambient temperature range 6 6 3 Climatic category In accordance with DIN EN 60654 1 not weather protected Class D1 locations exposed directly to open air climate 6 6
72. llows the operator to activate or deactivate the monitoring function of the field coil current Self test off According to the description in Section 13 4 3 1 Selection window make a selection the operator can toggle between on and off The standard factory setting is on The measurement is intended to suppress temperature dependences of the transmitter During the sam pling time of 0 5 seconds the transmitter is offline the last measured value will be displayed at the signal outputs 14 10 2 Self test period STP With the help of this function you set the time period after which the field coil current will be measured periodically You can set periods between 35 seconds and 999 seconds Self test STP 040s This field shows the current self test period As mentioned in Section 13 4 3 2 Input window modify a value the current value can be changed 14 10 3 Reference calibration on off With the help of the function Reference calibration on off the periodic recalibration of the transmitter can be activated or deactivated The objectives of the function are periodic self monitoring and an increase in long term stability During the automatic reference calibration of 30 seconds the transmitter is offline the last measured value will be displayed at the signal outputs After choosing this function and pressing the following selection field will be displayed Reference
73. m permissible process pressure PS is stated on the rating plate and depends on the fluid temperature HEL YL 6 8 Fluid temperature The maximum permissible fluid temperature of the device depends on the version and the lining material of the flow tube and is stated on the rating plate The German Industrial Safety Act stipulates that very cold or hot components of working equipment must be provided with guards which prevent physical contact of workers with the respective parts For this reason and also to save energy in practical applications at temperatures of gt 60 C all pipes and installed measuring instruments are normally thermally insulated Refer to Section 6 6 1 for information on the relation between the fluid temperature and the ambient temperature limits The temperature ranges for use of the device are listed below for the lining materials Lining material Fluid temperature ranges Hard rubber 0 C to 80 C Soft rubber 0 C to 80 C Wagunit 0 C to 80 C PTFE 20 C to 150 C Rilsan 0 C to 100 C Page 21 of 30 DMH Installation and Operating Instructions 7 Dimensions and weights 7 1 Dimension drawing of DMH DN 10 to DN 300 flange version The flanges correspond to DIN EN 1092 1 DN ASME D d A L Weight 15 9 62 164 200 66 3 20 1 62 170 20 3 PN40 25 115 72 180 20
74. mA current rise in the case of an alarm gt lt 3 8 mA current reduction in the case of an alarm OPERATING MANUAL UMF2 Page 65 of 82 14 9 SIMULATION functional class The functional class SIMULATION is comprised of the functions for simulating the outputs If simulation is activated all output signals will be generated based on the selected type of simulation The peripherals connected to the device can be tested without a flowing product Simulation will be deactivated automatically if the operator switched the device off or did not touch any control unit keys for about 10 minutes Simulation can also be activated and controlled via HART com mands SIMULATION functional class SIMULATION Simulation on off Simulation preset Q direct Simulation preset Qabs Page 66 of 82 l Simulation off on off Preset of direct direct QV abs preset QVabs 0900 000 m h Simulation direct status output Simulation direct pulse output Simulation direct current output Output off on off Set frequency 0006 0 Hz Set current I 12 00 mA OPERATING MANUAL UMF2 14 9 1 Simulation on off The Simulation on off function allows the operator to activate or deactivate simulation If simulation is activated all output signals will be generated based on the selected type of simulation The peripherals
75. n and off switch able empty pipe de tection The operating reliability depends on the conductivity of the liquid medium and the cleanliness of the electrodes OPERATING MANUAL UMF2 Page 27 of 82 10 Construction deetails 10 1 Type of construction dimensions SG2 transmitter housing compact version SG2 transmitter housing vertical pipe or wall mounting UMF2 separate version Page 28 of 82 OPERATING MANUAL UMF2 10 2 Weight 2 4 kg Separate UMF2 transmitter 10 3 Material Housing aluminum die cast housing powder coated 10 4 Process connection Directly mounted on the sensor compact version or connected via cable separate version Details see chapter 10 6 1 1 Wiring diagram compact version on page 31 and chapter 10 6 1 2 Wiring diagramm for the separate version on page 32 10 5 Electrical connection Mains Power input Mains fuse 10 5 1 UMF2 process terminals 230 V AC 10 15 50 60 Hz 115 V AC 10 15 50 60 Hz or 24 V DC 15 10 VA 5x20mm DIN 41571 3 Mains voltage r Current rated voltage breaking capacity 230 V AC 100mAT 250V AC 80A 250V AC 115 V AV 100mAT 250V AC 80A 250V AC 24 V DC 1AT 250V AC 80A 250V AC e g Fa Wickmann series 201 Terminai Labeli Polarity Function 1 PE __ Protective conductor o Nain Pt iMains a Puss _ Pulse output passive _ 5 Pulse use output passive _ e Seus Status output passive e Current OT C
76. nction and pressing the following selection field will be displayed Volume flow limit MIN 10 The current MIN upper range value for volume flow will be displayed According to the description in Sec tion 13 4 3 2 Input window modify a value the current value can be changed 14 5 5 Volume flow limit MAX The MAX limiting value for volume flow can be evaluated via the status output You enter the value as a percentage of the set upper range value If the volume flow surpasses this limit value the status output will be set in case the corresponding assignment has been made If the alarm function has also been activated for the current output the applied current will change to lt 3 2 mA or gt 20 5 mA 22 mA After choosing the Volume flow limit MAX function and pressing the following selection field will be dis played Volume flow limit MAX 90 The current MAX upper range value for volume flow will be displayed According to the description in Section 13 4 3 2 Input window modify a value the current value can be changed 14 5 6 QV limit hysteresis The hysteresis of the QV limiting values is the flow rate in percent based on the upper range value and indicates the value which must fall below or surpass the set limiting values in order to activate or deacti vate the function The hysteresis of the QV limiting values can be set in 1 percent increments from 0 to 10 After choosing the
77. ng Instructions 6 3 3 Installation examples In order to avoid measuring errors caused by gas pockets and lining damage caused by negative pressure the following points must be observed Highest point in pipe system Air bubbles will accumulate in the tube Incorrect measurement Prefered assembly locations Horizontal lining Installation in a slightly ascending pipe P Free inlet or outlet section Preferably install the device in a drain The empty pipe detection circuit in the transmitter is an additional safety feature for recognizing empty or partially filled pipes Caution There is the danger of accumulations of solids in the drain It is advisable to arrange for a cleaning aperture in the pipe j Fall pipe over five meters long In case of fall pipes that are more than five meters long arrange for a syphon or a venting valve in order to avoid a negative pressure in the pipe and damage to the lining In addition this measure prevents the flow from stopping so that air pockets can be avoided Page 12 of 30 Installation and Operating Instructions DMH Long pipes Always install regulating and shut off devices downstream from the sensor Danger of vacuum Installation of pumps Do not install flowmeters on the suction side of pumps in order to avoid a negative pressure and damage to the tube lining Ry KL A If necessary arrange for pulsation dampeners when using piston d
78. nsmission via HART protocol as an optional feature of the device A retrofit by customer is not possible Page 18 of 82 OPERATING MANUAL UMF2 5 2 2 2 Control unit BE3 Instead of the three light indicators a LCD display with backlight is an optional feature The display shows measured values as well as diagnostics With 6 keypads customers are able to configure comfort able and simple the transmitter without any other tool 5 2 2 3 Empty pipe detection Transmitters which are equipped with a control unit BE3 have an on and off switch able empty pipe de tection The operating reliability depends on the conductivity of the liquid medium and the cleanliness of the electrodes As bigger the conductivity is as more reliable operates the empty pipe detection Insula tion coatings on the electrodes surface worse the empty pipe detection OPERATING MANUAL UMF2 Page 19 of 82 5 2 3 Data memory chip DSM The replaceable data memory chip DSM is an EEPROM device in DIL 8 housing located in a socket on the power supply board It contains all characteristic data of the sensor e g sensor constant version or serial number Consequently the memory module is linked to the sensor and in case of a transmitter replacement it has to remain by the sensor After replacing the transmitter or its electronics the DSM will be installed in the new transmitter After the measuring system has been started the measuring point will continue working with the
79. omprises dangerous fluids Under PED Pressure Equipment Directive the reason for exception in accordance with Section 3 para 3 o CE Marking with the number of the indicated institution that certified the manufacture of the device Materials Material of wetted parts such as pipe lining material of electrodes and seal MF Date Year of manufacture Degrees of Degrees of protection in accordance with DIN EN 60529 2000 protection Page 5 of 30 DMH Installation and Operating Instructions A Applications The electromagnetic flowmeter is used to measure or monitor the volume flow of fluids with and without solids concentration slurries pastes and other electrically conductive media while minimizing pressure drops The conductivity of the medium must be at least 5 uS cm Pressure temperature density and viscosity do not affect the volume measurements Small quantities of solid particles and small gas pockets are also measured as part of the volume flow A larger number of solid particles or gas pockets will result in failures 4 Operational mode and system design 4 1 Operational mode In 1832 Faraday suggested utilizing the principle of electrodynamic induction for measuring flow velocities His experiments in the Thames though unsuccessful due to superimposed polarization effects are nonetheless regarded as the first in the field of magnetic inductive flow measurement According to Faraday s law of electrom
80. on procedure is as follows 3 5 Startup Install the sensor as described in the manufacturer s instructions Check to ensure that the sensor is completely filled with fluid and that there are no gas bub bles in the flow tubes Define the process conditions such as pressure temperature and density Close a potential shut off device behind the sensor Operate the transmitter in accordance with the instructions in chapter 11 1 Zero point adjust on page 34 for the basic version or chapter 14 4 4 Zero point calibration on page 54 for the version with the control panel BE3 Make sure that sufficient time is allowed for the electronics to warm up Allowing fluid to flow through the sensor during the zero calibration procedure will skew the zero point and result in false readings conditions The device is not subject to specific startup conditions However pressure surges should be avoided 3 6 Commisioning the PIT and PITY flow velocity sensors In order to be able to calculate the volume flow when using the sensors of the series PIT and PITY cor rectly from the measured flow velocity the installation requirements must be kept regarding position and mounting depth correctly If from the manufacturer already during the calibration of the measuring instrument does not take place the settings must be made as specified in chapter 6 3 eS Operating the PIT and PITY flow velocity sensors with the UMF2 on page 21 to the correct opera
81. osssoeesess 10 6 2 1 LONG Pips EE 10 6 2 2 ul CN 10 6 2 3 Deet Gedeelt eh dt e 10 6 2 4 Flow tube lining ga Eege Ahn Gh EE RAR Re SD SRA 11 6 3 Tris tall ation E 11 6 3 1 Installation in pipes with larger nominal sizes ccceceesseesseeseeeeceeeceeeeesecesecesecesecaeesecseeeneeenes 11 6 3 2 Horizontal and vertical mstallanon eesssssseceeeeeceeeeeceseeeeesecseeseesecaeesecaeeseceaeeeeeaecseeseeneeerenee 11 6 3 3 Installation examples visi EE sed cote cdesevece deed ee ae casero nas es ewok ee other areca 12 6 3 4 Error Ee ere eene coh ee nae Dn een hw E e 13 6 3 5 Torques for screws and Volts a ied sceseccuseviee cases cee ceeeadee de eeaccedhdevisatadeedeos suvcdech eege der 15 6 3 6 Remote mount transmitters ensenis hina Deiat ead haath eine 16 Page 2 of 30 Installation and Operating Instructions DMH 6 4 let 17 6 4 1 Integral mount transmitter sasise eiii eiii ee S a a rios e Eas i iks ie 17 6 4 2 Remote mount transmitter type UME 17 NNER EGTETO RT 18 E RO OT EL E 19 6 6 1 Ambient temperature Tan e 050 5 5 04 EEN SEENEN A A 19 6 6 2 Storage temperature TaN enisi e h E EEEE A TEE A E TEE EENEG 20 6 6 3 Climatic category EE 20 6 6 4 Ingress Groe E S 20 6 6 5 Shock resistance vibration resistance csescsceesceseeeeesecseesecneeseceaeeceesecseesecaeseeeaeeeeaecaeeeeeneeeees 20 6 TPKOCESS HERR ee deg duvesesaesonvscenssssasessesss cose segue dee ee 21 6 SFl id CeMpP erature eso sees case adeleg gg E
82. played Press to display the current setting Output of Pulses According to the description in Section 13 4 3 1 Selection window make a selection the operator can toggle between frequency and pulse output default setting 14 6 2 Pulse output unit This function allows the operator to define the unit to be counted After selecting the Pulse output unit function press to display the following selection field Accumulation of 1 01 The current value will be displayed As mentioned in Section 13 4 3 1 Selection window make a selec tion the operator can choose between the following units gt Mass units o kg t gt Volume units o 6m3 1 USG UKG ft Page 60 of 82 OPERATING MANUAL UMF2 14 6 3 Pulse value This function allows the operator to define how many pulses will be output per unit counted After select ing the Pulse value function press to display the current unit 1 pulse per 1 0 unit As mentioned in Section 13 4 3 1 Selection window make a selection the operator can choose between the following pulse values Values 0 001 0 01 0 1 1 0 10 0 100 0 14 6 4 Pulse width This function allows the operator to change the width of the output pulse to be output If the pulse width is too large for the actual pulse number it will be reduced automatically In this case the warning Pulse output saturated will be displayed After selecting the Pulse
83. power has to be switched off Check if voltage free The board may only be exchanged by the exactly same kind of board To exchange the terminal board all pluggable connectors have to be released The board is fixed by 4 screws To exchange the board these screws have to be loosened Installing the board the screws have to be secured again by toothed washers Only after all connectors are plugged in the power can be switched on again 12 3 Exchange of transmitter electronic The transmitter electronic may be exchanged only as complete module With the exchange of individual components the transmitter is afterwards no longer calibrated neither regarding its measuring character istics nor its analog outputs The exchange has to be done as described in the following Mains power off Unclamp the 6 pole tab connector in the terminal compartment Remove the control unit BE2 or decoration foil inside the electronic compartment Unplug the green connector on the power supply board Disconnect the sensor s wires on the power supply board Screw out all 3 studs consistently and simultaneously Pull out carefully the electronic boards The data memory chip DSM has to be plug out of the socket and to be placed into the same socket of the new electronic stack 9 Insert the new electronics and feed the tab connection again into the terminal compartment through the hole in the compartment partitions wall 10 Reverse to item 1 to 6 of thi
84. put active closed As mentioned in Section 13 4 3 1 Selection window make a selection the operator can choose between the following settings gt closed gt open Page 62 of 82 OPERATING MANUAL UMF2 14 7 2 Status output assignment This function allows the operator to define to which event the status output is to be assigned The most general assignment is the reverse flow assignment After selecting the Status output assignment function press to display the current assignment Output assigned to Reverse flow As mentioned in Section 13 4 3 1 Selection window make a selection the operator can choose between the following settings gt Flow direction recognition o Forward flow o Reverse flow gt Limiting values o MIN QV o MAX QV gt All limiting values and error detection o Alarm OPERATING MANUAL UMF2 Page 63 of 82 14 8 CURRENT OUTPUT functional class The CURRENT OUTPUT functional class allows the operator to perform the settings for the current out puts of the transmitter CURRENT OUTPUT functional class CURRENT OUTPUT Using HART Current output must be set to 4 20 5mA or 4 20 5mA 4 21 6mA Current output 0 4 20 mA 0 21 6 mA 4 21 6 MA 4 20 5 mA Alarm gt 22mA Current output Alarm lt 3 8mMA gt 22 mA not used The current aoutput is always assigned to volume flow 14 8 1 Current output 0 4
85. ransmitter type UMF2 On the transmitter type UMF2 the sensor cables are provided as a cable tail which is mounted on the transmitter at the works The cable length is normally specified in the order With cable length larger than 5m the UMF2 will be equipped with an own terminal box Regard the terminal assignment 6 4 2 1 on both sides of the cable The shielding of the cable must also be connected to the sensor housing on the sensor side with a special metal EMC cable gland 6 4 2 1 Terminal assignment _ J weiss white E oO o En E a Sensor 6 4 2 1 1 Connecting the cable shield in the cable gland For optimum interference suppression connect the sensor cable shield in the special metal cable glands Rubber ring Cable shield Cap nut Page 17 of 30 DMH Installation and Operating Instructions 6 5 Nominal size and ranges Volume flow depends on the flow velocity and the nominal size of the flowmeter The following flow rate nomogram shows the flow range which can be measured by a device with a specific nominal size and also nominal size suitable for a specific flow rate The electromagnetic flowmeter has been designed in such a way that it operates within the range of the flow velocities occurring in practical applications The flow velocities have an upper range value of between 0 5 m s and 10 m s The nominal size DN of the sensor must be selected if possible in such a way that the flo
86. rrent frequency As mentioned in Section 13 4 3 2 Input window modify a value the definable frequency ranges from 6 Hz to 1100 Hz 14 9 4 3 Current output simulation This function allows the operator to define a current for current interface 1 Press to display the set current Set 11 11 10 50 mA As mentioned in Section 13 4 3 2 Input window modify a value the current value can be changed Page 68 of 82 OPERATING MANUAL UMF2 14 10 SELF TEST fuctional class The SELF TEST function class is comprised of the functions relating to the self test of the sensor The diagnostic functions of the transmitter which monitor the proper functioning of the electronics and the software are always active and cannot be switched off The excitation current can be monitored in addi tion OPERATING MANUAL UMF2 SELF TEST functional class SELF TEST Self test on off Self test periode STP Reference calibration on off l Reference calibration period GAP Empty pipe detection on off Empty pipe detection period Self test off off on Self test STP 040s Reference calibration off off on Reference calibration GAP 0012 STP Empty pipe detection off off on Empty pipe detection period 010 min Page 69 of 82 14 10 1 Self test test on off The Self test on off function a
87. rrow When mounting sensors always observe the specified screw torques The electrical system can be taken into operation when the sensor and the cables have been installed and connected In order to prevent measuring errors caused by gas pockets in the fluid and damage lining of the sensor caused by negative pressure the following points must be observed 6 2 1 Long pipe systems As pressure surges may occur in long pipes systems the regulating and shut off devices must be installed downstream from the sensor When mounted in vertical pipes in particular in flow tubes with PTFE lining and in case of higher operating temperatures the regulating and shut off devices must be installed upstream from the sensor Danger of vacuum might be involved 6 2 2 Pumps Do not mount the sensor on the suction side of a pump Danger of vacuum 6 2 3 Bypass In order to easily dismount empty and clean the sensor a bypass pipe may be installed The bypass with a blind flange permits the fluid pipe to be cleaned without having to dismount the flowmeter This is recommended for highly soiling fluids Page 10 of 30 Installation and Operating Instructions DMH 6 2 4 Flow tube lining If the flow tube is lined with PTFE the flowmeter must be installed with special care The tube lining is bordered at the flanges seal This must not be damaged or removed as it prevents the fluid from penetrating between flange and flow tube destroying the electrode
88. rsor from one decimal place to the next use the 4 or gt keys To increase the value of the decimal place just under the cursor by 1 use the key and use key to lower the number by 1 To change the minus and plus sign place the cursor in front of the first digit To confirm and apply the change press To retain the current value press Esc 13 4 3 3 Passw ords Programming mode is password protected The customer password allows all changes to be made that are permissible for customers This password can be changed when the device is first put into operation Such changes should be kept in a safe place The UMF2 customer password in the device when delivered is 0002 The service password allows for modification of all UMF2 functions This password is not given to cus tomers For further information on customer passwords see Section 14 2 PASSWORD functional class on page 48 OPERATING MANUAL UMF2 Page 41 of 82 14 UMF2 transmitter functions The software functions of the UMC3 transmitter are divided into functional classes are arrayed in a circle and can be navigated by using the 4 or gt cursor keys To go back to your starting point the MEASURED VALUES functional class press Esc Main Menu UMF2 SETTING SELF TEST SIMULATION CURRENT OUTPUT In the following all software functions that can be accessed using the customer password are descri
89. s COUNTER using the function counter unit 14 1 8 QV Forward flow counter 2 If the function QV forward flow counter 2 is selected in the first line the content of the forward flow counter 2 will be displayed XXX X XXX XX I h In the second line the LCD shows the current value of the actal volume flow of the medium The dis played unit is defined in the functional class FLOW using the function volume flow unit The unit of the counter is defined in the functional class COUNTER using the function counter unit 14 1 9 QV flow velocity If the function QV flow velocity is selected the following will be displayed XXX X I h XXX X m s The first line shows the actual volume flow rate and the second line the mean flow velocity of the medium In der ersten Zeile der LCD Anzeige wird der aktuelle Wert des Volumendurchflusses und in der zweiten Zeile die Flie amp geschwindigkeit des Mediums angezeigt The displayed volume flow unit is defined in the functional class FLOW using the function volume flow unit the unit of the medium s velocity is always m s Page 46 of 82 OPERATING MANUAL UMF2 14 1 10 Display mode during startup By choosing the Display mode during startup function the operator can define the default display After the operator switched the device on and did not touch any keys for a longer period of time the defined default display will be shown Display mode QV
90. s list assemble the transmitter 11 Before powering on check all connectors to be plugged in correctly and all wires and devices are fixed ONOORWN gt After the exchange the transmitter is calibrated by the take over of the data memory chip DSM for the sensor All totalized counts and settings are taken on Page 36 of 82 OPERATING MANUAL UMF2 13 UMF2 control unit BE3 Option 13 1 Introduction The UMF2 transmitter can be operated depending on equipment by using the control unit BE3 or via a HART interface In the following transmitter operation and parameterization using control unit BE3 are described The control unit is located in the electronic compartment and covered by an inspection window 13 2 Display Control unit BE3 in the UMF2 has an integrated back lighted alphanumeric display with two 16 character lines format 16 x 60 mm Measurement data and settings can be read directly from this display The LCD display is designed be operated at temperatures ranging from 20 C to 60 C 4 F to 140 F without incurring any damage However at freezing or near freezing temperatures the display becomes slow and readability of the measured values is reduced At temperatures below 10 C 14 F only static values parameter settings can be displayed At temperatures exceeding 60 C 140 F con trast decreases substantially on the LCD and the liquid crystals can dry out OPERATING MANUAL UMF2 Page 37 o
91. seceaeaeceeeeeeesecseecieeeeeseneeeed 8 Il A E E E AE E E E E E E E AEE 8 lll Application domain the operating manual 8 IV Measures to be taken before sending your device to the manufacturer for renair 8 V Supplementary operating instructions regarding the HART interface eeeeeeeeeeeeeeeeneee 8 VI Operating manual of explosion proof Towmeters cece eeeeeeeeeeaeceeeeeeeseeeeaeeeeeeeeteeeesenaees 8 1 STEPS PRIOR TO OPERA TION wivissssvessceatcnstccndeess cnet cantcestseuscucliactiend cates 9 1 4 Installation and Serien siciiviedenticcnelecteninennniin E E E 10 1 2 Safety advisory for the user 10 Tto Hazard WAPI GS EE 10 1 3 1 Be E 10 t32 WANTING WEE 10 1 3 3 COUTOM EE 11 S4 EL ET 11 L Proper use of the CeVICC edd SEENEN SEENEN adaa iadaaa ENEE 11 1 5 Returning your flowmeter for servicing or calibration eect ee eeeeee eee ee eee teteeeee teaser tneeeeees 11 1 6 Replacement of the transmitter electronics ccc cccccccccccccececececececeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeseeeseneeess 12 Ze IDENTIFMGCGATON ME 13 2 COMMISSIONING E 14 3 1 Installation of magnetic inductive flowmeters 0 ccc cceeeeeeeeeeenteeeeeeneeeeeeeaaeeeeeeaeeeeeenaeeeseenaeeeeeeaas 14 SNE Ge EE 14 3 3 Cathodic protective Wits E 14 3 4 Zero point calibration EE 15 3 5 Startup Real 1 EE 15 3 6 Commisioning the PIT and PITY flow velocity Sensors ceeeeceeeeeeeeeeeneeeeeeeeeeeeeeeaeeeeeenaeeeeeeaas 15 4 APPLICAT
92. sistance in diag nosing a problem with your device 1 2 Safety advisory for the user The present document contains the information that you need in order to operate the product described herein properly The document is intended for use by qualified personnel This means personnel who are qualified to operate the device described herein safely including electronics engineers electrical engi neers or service technicians who are conversant with the safety regulations pertaining to the use of elec trical and automated technical devices and with the applicable laws and regulations in their own country Such personnel must be authorized by the facility operator to install commission and service the product described herein and are to read and understand the contents of the present operating instructions be fore working with the device 1 3 Hazard warnings The purpose of the hazard warnings listed below is to ensure that device operators and maintenance personnel are not injured and that the flowmeter and any devices connected to it are not damaged The safety advisories and hazard warnings in the present document that aim to avoid placing operators and maintenance personnel at risk and to avoid material damage are prioritized using the terms listed below which are defined as follows in regard to these instructions herein and the advisories pertaining to the device itself 1 3 1 Danger means that failure to take the prescribed precautions
93. stem complies with the legal requirements of the following EU Directives Directive 89 336 EEC EMC Directive Directive 73 23 EEC Low Voltage Directive and Directive 97 23 EC Pressure Equipment Directive The manufacturer confirms compliance with the Directives by attaching the CE mark to the device 11 Standards and directives certificates and approvals 2006 95 EC Low Voltage Directive EN 61010 Safety requirements for electrical metering control and laboratory devices 2004 108 EC EMC Directive EN 61000 6 2 1999 Immunity industrial environment EN 61000 6 3 2001 Emitted interference residential environment EN 55011 1998 A1 1999 Group 1 Class Directive 97 23 EC Pressure Equipment Directive AD 2000 Guidelines EN 60529 Degrees of protection through housing IP code Page 28 of 30 Installation and Operating Instructions DMH 12 Declaration of conformity We KOBOLD Messring GmbH Hofheim Ts Germany declare under our sole responsibility that the product Magnetic Inductive Flowmeter Model DMH to which this declaration relates is in conformity with the standards noted below 2004 108 EC EMC Directive 2006 95 EC Low Voltage Directive 97 23 EG PED Pressure Equipment Directive Also the following EEC guidelines are fulfilled EN 61326 2004 EMC requirements EN 61000 6 2 1999 Generic standards Immunity for industrial environments EN 61000 6 3 Generic emission standard Residential commercial and light
94. t temperature For the pulse output 0 05 per 10 K For the current output 0 1 per 10 K 9 UMF2 operating conditions 9 1 Installation conditions The UMF2 transmitter can be installed directly on the sensor compact version observing the operating conditions of the sensor or be mounted separately on the outside separated version Warning Additional cable glands They are not contained in the scope of supply The operator is responsible for that fact that according to the enclosure and ignition enclosure certified cable glands or screws are used The kind of threads is stamped on the rating plate At the connection between sensor and transmitter a metalized cable gland must be used for the screen See 10 6 1 2 Wiring diagramm for the separate version on page 32 9 1 1 Compact version At the compact version the transmitter housing SG2 is mounted on the sensor Therefore no cable is necessary between sensor and transmitter 9 1 2 Separate version The transmitter needs to be mounted separately from the sensor if e the mounting area is difficult to access e there is a lack of space e medium and ambient temperatures are extremely high e there is strong vibration Proper installation of cables at high humidity and wetness Page 24 of 82 OPERATING MANUAL UMF2 The UMF2 transmitter has to be mounted free of vibrations Cable length for separate version 200 180 160 140 120 100 80 60
95. tant that you do the following before shipping your flowmeter to KOBOLD Messring GmbH for repair e Enclose a description of the problem with your device Describe in as much detail as possible the application and the physical and chemical properties of the fluid e Remove any residues from the device and be sure to clean the seal grooves and recesses thor oughly This is particularly important if the fluid is corrosive toxic carcinogenic radioactive or other wise hazardous The operator is liable for any substance removal or personal damage costs arising from inadequate cleaning of a device that is sent for repair V Supplementary operating instructions regarding the HART interface For information regarding operation of the transmitter using the HART hand held terminal see Opera tion of the UMF2 transmitter using the HART hand held terminal Vi Operating manual of explosion proof flowmeters For installation of the sensor and transmitter within hazardous areas the transmitter UMF2 has no ap proval Page 8 of 82 OPERATING MANUAL UMF2 1 Steps prior to operation It is essential that you read these operating instructions before installing and operat ing the device The device is to be installed and serviced by a qualified technician only The UMF2 transmitter is to be used exclusively to measure mass and volume flow as well as liquid and gas density and temperature in conjunction with a KOBOLD Messring PIT PITY
96. ter 2 are independent counters that can also be reset sepa rately With counter 1 for example you can measure the yearly or monthly volume If you select the func tion forward flow counter 1 the following will be displayed example Counter 1 forw 000001 0 The LCD shows the current value of forward flow counter 1 You define the display unit in the functional class COUNTERS using the function unit of counter 14 1 3 Forward flow counter 2 The function is identical with the function of forward flow counter 1 For example forward flow counter 2 can be used as a daily counter If you select the function forward flow counter 2 the following will be displayed example Counter 2 forw 000001 0 The LCD shows the current value of forward flow counter 2 You define the display unit in the functional class COUNTERS using the function unit of counter 14 1 4 Reverse flow counter If you select the function reverse flow counter the following will be displayed example Counter reverse 000000 0 The LCD shows the current value of the reverse flow counter You define the display unit in the func tional class COUNTERS using the function unit of counter Page 44 of 82 OPERATING MANUAL UMF2 14 1 5 Flow velocity If you select the function flow velocity the following will be displayed example flow velocity 1 5 m s The LCD shows
97. the sensor is grounded by using ground disks earthing rings these must in connected with the function earth FE At a separate assembly of sensor and transmitter the outer screen of the connecting cable is connected to the transmitter housing and has PE potential The inner screens of the electrode line are connected to FE inside the junction box of the sensor and to the mass Gnd of the transmitters electronic Details of all wirings terminals and drawing can be found in the chaper 10 5 Electrical connection starting at page 29 3 3 Cathodic protective units Using a cathodic protective unit to avoid corosion which put a voltage to the tube wall it must be con nected to terminal FE The transmitter boards control panal and internal switches are on the same poten tial as FE Warning According to EN 50178 1997 all electrical circuits with protectiv safety isolation without any protection against contacts must observe the following maximum volt ages e Maximum AC voltage root mean square value 25 V e Maximum DC voltage 60 V It is strictly forbidden to connect FE to any higher voltage Page 14 of 82 OPERATING MANUAL UMF2 3 4 Zero point calibration In order to ensure that precise measurements are obtained zero point calibration is to be realized the first time the device is put into operation and before any regular operations are carried out Zero point calibration is to be carried out using a fluid The zero calibrati
98. the current value of the mean flow velocity of the medium The display unit is always meters per second m s The mean velocity is calculated from the measured volume flow and the flow area of the meter tube In order to calculate the flow area of the meter tube enter the inside diameter of the meter tube To do so use the inside diameter function in the functional class SETTINGS SENSOR UMF 14 1 6 Relative flow rate The relative flow rate is the percentage ratio of the current volume flow and the entered upper range value of the volume flow You set this upper range value in the functional class FLOW using the function volume flow QV URV The calculation of the relative flow rate is based on the following formula relative flow rate 100 x Qabs lower range limit upper range limit lower range limit If you select the function relative flow the following will be displayed example Relative flow 95 3 OPERATING MANUAL UMF2 Page 45 of 82 14 1 7 QV Forward flow counter If the function QV forward flow counter 1 is selected in the first line the content of the forward flow counter 1 will be displayed XXX X XXX XX I h In the second line the LCD shows the current value of the actal volume flow of the medium The dis played unit is defined in the functional class FLOW using the function volume flow unit The unit of the counter is defined in the functional clas
99. tion This applies in particular with exchange or when changes in the tubing cross section of existing installations OPERATING MANUAL UMF2 Page 15 of 82 4 Application domain of UMF2 transmitter The microprocessor controlled UMF2 transmitter hereinafter referred to as UMF2 for use with PIT PITY DMH and EP sensors is a programmable transmitter that processes measurement data and displays and transmits various types of measurement results The UMF2 is communication enabled and supports optional the HART protocol The device can be cus tomized using control unit BE3 option Although basic configuration settings such as transmitter calibra tion are realized at the factory other settings such as those for measurement data processing analysis display and output are user definable User settings are protected by a user definable password Settings that are essential for proper operation of the transmitter in conjunction with the sensor e g cali bration and initialization values are accessible only to service technicians via a password that is not pro vided to customers Page 16 of 82 OPERATING MANUAL UMF2 5 UMF2 transmitter mode of operation and configuration 5 1 Measuring principle It was back in 1832 that Faraday suggested utilizing the principle of electrodynamic induction for measur ing flow velocities His experiments in the Thames though unsuccessful due to superimposed polariza tion effects are nonethel
100. tioned in Section 13 4 3 1 Selection window make a selection the operator can choose between e forward e reverse e forward amp reverse Flow direction 120 100 80 60 40 20 0 Output current pulse ein de de QY ES de de eS S P dp Es S dp S dp S ole olo S NS Measured value t forward flow reverse flow 14 11 8 Software version information field After selecting this function the version of the transmitter software will be shown example 1 06 Version of UMF2 001 06 OPERATING MANUAL UMF2 Page 75 of 82 14 11 9 Serial number information field With the help of the Serial number function the transmitter is assigned to an order This number provides access to internal vendor data if the device needs servicing The serial number is printed on the rating plate of the transmitter After selecting this function press to display the following information field Serial number 100683 This entry should never be changed so as to ensure that the sensor the transmitter and the documents created within quality management are assigned correctly 14 11 10 Show system errors With the help of this function you can show the error code of the system errors that have occurred The integrated diagnostic system of the UMF2 transmitter distinguishes between two types of errors see also Section 15 UMF2 transmitter error messages
101. to the description in Section 13 4 3 1 Selection window make a selection one of the following units can be selected gt Volume units m and as well as USG UKG ft or gt Mass units kg andt When the unit is changed the counters will be reset to 0 00 automatically The volume unit only makes sense if the sensor has been calibrated for density measurement Press 1 to confirm and save the selection Forward and reverse counters will now show the selected unit 14 3 2 Reset counter The transducer UMF2 has 3 independent totalizing counters Counter 1 and Couter 2 for forward flow and a reverse flow counter Each of them can be reset individually on the initial value 0 00 To reset one of the totalizing counters you definitely need to toggle to yes Reset counter no According to the description in Section 13 4 3 1 Selection window make a selection yes or no can be selected By pressing Esc or toggling to no the operator can cancel the current action without changing the counter readings OPERATING MANUAL UMF2 Page 51 of 82 14 4 MEASUREMENT PROCESSING functional class The MEASUREMENT PROCESSING functional class is comprised of all functions that affect the proc essing of the measured values To change the current settings enter the customer password Otherwise the settings can only be dis played but not changed To cancel the current action press Esc MEASUREMENT PROCESSING fun
102. urrent output active _ o Current Out Current output active _ OPERATING MANUAL UMF2 Page 29 of 82 10 5 2 UMF2 sensor terminals Terminai Label Polarity Function 1 Fe _______ Screen field col 2 se ito a FE __ Shiela Functional ground Psp S Pe CERS 10 6 Cable specification If the transmitter is mounted separately from the sensor the following cables must be used Elektrode cable and field coil cable as shielded twisted pair In order to protect the cable from external interference the twisted pair wires are covered by an additional overall shield e g LIYCY CY TP 2x2x0 25 mm At cable length more than 10m a wire cross section of at least 0 75mm is required e g SLIYCY C11Y 2x 2x 0 75mm The outer shield is groundet by means of special EMC compliant cable glands at both ends of the cable Page 30 of 82 OPERATING MANUAL UMF2 10 6 1 Wiring diagrams 10 6 1 1 Wiring diagram compact version UMF2 mains and signal terminals eee a w 3 Ss g 53 2 8 BSE 5 r 2 of A a UT eee ED 2j a f GIG H E 2307 AC A bp 2 8 Fuse 100 mA T Process terminals Terminai Label Polarity Function 1 PE ______ Protective conductor 2 Nain PT Mains 4 Puse Pulse output passive 5 Pulse Pulse output passive 6 Status Status output passive _ e Current Out Current output active 8 Current Out Current
103. using before the device is shipped Warning The operator is liable for any loss or damage of any kind including personal injury decontamination measures removal operations and the like that are attributable to inadequate cleaning of the device Any device sent in for servicing is to be accompanied by a certificate as specified in Section 18 Decontamination certificate for device cleaning The device is to be accompanied by a document describing the problem with the device Please include in this document the name of a contact person that our technical service department can get in touch with so that we can repair your device as expeditiously as possible and therefore minimize the cost of repair ing it OPERATING MANUAL UMF2 Page 11 of 82 1 6 Replacement of the transmitter electronics Before replacing the transmitter electronics read the safety instructions in Section 1 1 Installation and servicing on page 10 Warning Make sure that you abide by the applicable standards and regulations pertain ing to electrical devices device installation and process technology when re placing the transmitter electronics The highly integrated electronic components in the device carry the risk of ESD hazards and are only protected when in stalled in the device pursuant to EMC standards The exchange of electronic components or board is described in details in chapter 12 Maintenance and repair starting at page 36 Caution The complete
104. w velocity does not drop below the upper range value of 0 5 m s In case of fluids with solid particles the flow velocity should range between 3 m s and 5 m s in order to prevent sedimentation in the sensor The flow nomogram shows the volume flow in m h and the flow velocity in m s in relation to the nominal size DN of the sensor The y axis shows the flow values in m h The nominal size DN of the sensor have been selected as parameters for the plotted straight lines The upper range measuring value m h is taken as a basis for determining the sought nominal size DN This value is given on the y axis The value for the flow velocity in m s is shown on the x axis The straight line of the nominal size DN is found at the intersection of the two variables 0 25 0 4 0 6 0 8 1m s 2 4 6 8 10 m s 0 3 0 5 0 7 0 9 1 5 3 5 7 9 m3 h 100000 50000 1000 800 600 500 400 300 250 200 10000 5000 2000 1000 150 125 100 500 200 80 100 50 50 20 25 0 5 3 5 Flow rate m3 h 0 2 0 1 0 05 0 005 Nominal size DN 0 002 0 3 0 5 0 7 0 9 1 5 3 5 7 9 0 25 0 4 0 6 0 8 1m s 2 4 6 8 10m s Flow velocity m s Page 18 of 30 Installation and Operating Instructions DMH 6 6 Ambient conditions 6 6 1 Ambient temperature range For fluid temperatures gt 60 C As the sensors are an element of the pipe these are normally thermally isolated when installed to save energy and prevent accidenta
105. width function press to display the following selection field Pulse width 0050 0 ms The current pulse width will be displayed As mentioned in Section 13 4 3 2 Input window modify a value the operator can change the current value The maximum output frequency can be calculated from the following formula 1 lt 1000 Hz 2 pulse width ms d If connecting to electrical counter relays we recommend pulse widths greater than 4 ms for electrome chanical counter relays the preset value should be 50 ms OPERATING MANUAL UMF2 Page 61 of 82 14 7 STATUS OUTPUT functional class The functional class OUTPUT is comprised of the functions for setting the status output STATUS OUTPUT functional class STATUS OUTPUT Output active Status output closed active state closed opened Assignment Alarm Status output Forward flow assignment Reverse Flow MIN Qrel MAX Qrel Alarm 14 7 1 Status output active state The status output can be compared to an electrical relay that can function as make or break contact For safety relevant applications the operator will choose the break contact setting so that a power failure or failure of the electronics can be detected like an alarm In standard applications the output is used as make contact The Status output state active state function allows the operator to define the behavior of the status out put Out

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