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1. v Fx represent function keys to select option bar choices Rom Cm see Gr Z CHANNEL LABEL ChamnelSite status ra mm Da ENERGY OPTION SITE CHANNEL MESSAGE TRANSDUCER NUMBER n ci KE GF Tag TANFL n fan DE 3 e ege el C sree TRACKING WINDOWS SPECIAL TRANSDUCER 5 Selections are WEDGE TYPE E different depending SYSTEM UNITS FI F2 F3 c on installed options Ft Ri an mem S Appears only on ENG Rat Se pero 3 2 Channel DF868 ig n F2 moe Jo TOTALIZER OPTION FREQUENCY IL ver in FREON rea gt 3 l F jr Je Freon 2 auto Maus so Hz 2MHz axe 3 s J 5 TW VOLUMETRIC UNITS WETTD RAYUSHEAR e ri clero Aa WEDGE ANGLE water NORM SEA LUBE GRUB 3 us Gauw GALH MED nas fam mm Wetted Type Clamp On Type WEDGE SOUNDSPEED TEMPERATURE i SIE FLUID SOUNDSPEED E m Je de Je Je ln Je MEER id seus eum esun eso eg us 5 CO Um Um Um CUm J FI m e Je F m e Je jn FLUID TYPE 2 aim Kim xto i FEM KER xis res mos cu A Brass cuni Grass Piste OTHER mp e e Je 2 L L J L J J Z I 00 w2so IL OTHER ri PIPE SOUNDSPEED MINIMUM SOUNDSPE
2. 1 3 Data Table E Klar HQ UL B 2 CE Mark Compliance 1 1 A 1 Minimum Required 2 1 Connecting Input Voltage 1 6 See Part Name Internal Tests 3 2 Connectors Electrical 1 5 L D Lightning Protector Connecting 1 8 Display Locator Bar 3 3 Channel Mode Options as LVD Shroud 1 5 Components 3 3 LVD Statement 1 2 Data ii aaa 3 2 Locator Bar 3 3 M Locator Bar Symbols 3 4 Mass Flow Units Measurement Mode 3 2 Available Options 2 7 Option Bar 3 3 Setin Ees e na mur a Fara dae uude 2 7 Parameter Options 3 6 Measurements P intet iii ioni 3 3 Displaying ee ae eee an r ai hu 3 2 3 5 Prompt AICa 3 3 Parameter Options 222222220 3 6 Selecting rrr 3 3 Taking TANZI OA ARIANO 3 2 3 5 Using TEA T EOE A EA E 3 3 MODBUS Option Card Wiring doeet lan 1 16 MODBUS TCP Wiring 1 11 Index 1 March 2008 Index cont O Option Bar iti io er 3 3 Option Card Alarms seco be ue Aie Te 1 13 Analog Inputs 1 14 Analog Outputs 1 16 RED Inputs asturias e 1 16 Setup Information Table B 1 Tot
3. Wiring the Transducers IATTENTION EUROPEAN CUSTOMERS To meet CE Mark requirements all cables must be installed as described in Appendix A CE Mark Compliance Wiring a typical Model DF868 ultrasonic liquid flowmeter system requires interconnection of the following components a pair of transducers per channel mounted in the flowcell alightning protector optional the electronics console To wire the transducers complete the following steps IWARNING Before connecting the transducers take them to a safe area and discharge any static buildup by shorting the center conductor of the transducer cables to the metal shield on the cable connector 1 If an optional lightning protector is being installed connect it to the electronics end of the cables according to the instructions provided 2 Locate the CHI transducer cables and connect them to the two CHI transducers 3 Refer to the wiring diagram in Figure 1 10 on page 1 18 and connect the transducer cables to the CH1 terminal block Then secure the cable clamp 4 For a 2 channel Model DF868 flowmeter repeat steps 2 3 to wire the Channel 2 transducer system to terminal block CH2 Note It is not required that Channel 2 of a 2 channel Model DF868 be used This channel may be left inactive for future use After the wiring has been completed the transducer channel s must be activated before measurements can begin See Chapter 2 Initial Setup
4. 4 5 Pipe Materials 4 7 Pipe SIZE ox e cse Vera 4 7 Transducer 4 6 Symbols Locator Bar 3 4 System Units 2 4 SYSTM Submenu 2 4 T Temperature Transmitter Installing u ae 1 4 Location su eel a 1 3 RIDE u us ee ees dest t 1 4 Terminal Block Analog Outputs 0 1 9 Power TBl 1 6 Serial Port RS232 1 9 Transducers CHI CH2 1 8 Totalizer Frequency Option Card Connecting 1 15 Transducers Axial Dimension D 1 Bias 90 Installation D 1 Cables spinse ero ES cm ess 1 3 Installation Angle D 1 Location voter E evene eet 1 2 Path engthu p epe E s D 1 Transmitter See Temperature or Pressure Transmitter Index March 2008 Index cont U Unpacking eb leer IS 1 1 User Program ACTIV Submenu 2 3 Entetinga sid ies hb Eed di 2 2 Bxiting ira eee ERU 2 3 Navigating 2 1 PIPE Submenu 2 9 SAVE Submenu 2 3 SYSTM Submenu 2 4 V Voltage Input 1 6 Volumetric Units Abbreviations 2 6 Selecting cde antedios iba 2 6 Table of Options 2 6 W Wiring CE Mark Compliance
5. Transit Time Mode Outside diameter OD 0 5 to 300 in 12 7 mm to 7 6 m and larger TransFlection Mode Outside diameter OD 2 to 200 in 5 cm to 5 m and larger Up to 3 in 76 2 mm PanaView software option links the DF868 to a PC Software package includes CD and manual Specifications 4 7 Appendix A CE Mark Compliance Ll an iene A ee ir WI lira ile External Grounding Hr er aa E Introduction March 2008 For CE Mark compliance the Model DF868 flowmeter must be wired in accordance with the instructions in this appendix IMPORTANT CE Mark compliance is required only for units intended for use in EEC countries Wiring The Model DF868 must be wired with the recommended cable and all connections must be properly shielded and grounded Refer to Table A 1 below for the specific requirements Table A 1 Wiring Modifications Connection Transducer Cable Type RG62 a u Termination Modification Add a metallic cable clamp from the braid to the chassis ground Armored RG62 a u or conduit None grounded using a cable gland Input Output 22 AWG shielded e g Baystate 78 1197 Terminate the shield to the chassis ground Armored conduit None grounded using a cable gland 14 AWG 3 conductor shielded e g Belden 19364 An external ground to the chassis is required Armored Conduit None grounded using a cable gland Shi
6. A 1 Foundation Fieldbus 1 12 Option Card See Card Name Terminal Block See Block Name Index 3 i DECLARATION Sensing OF CONFORMITY We Panametrics Limited Shannon Industrial Estate Shannon County Clare Ireland declare under our sole responsibility that the DF868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter to which this declaration relates are in conformity with the following standards e EN 61326 1998 Class A Annex A Continuous Unmonitored Operation e EN 61010 1 1993 A2 1995 Overvoltage Category II Pollution Degree 2 following the provisions of the 89 336 EEC EMC Directive and the 73 23 EEC Low Voltage Directive The units listed above and any transducers supplied with them spoolpieces are addressed under a separate declaration of conformity do not bear CE marking for the Pressure Equipment Directive as they are supplied in accordance with Article 3 Section 3 sound engineering practices and codes of good workmanship of the Pressure Equipment Directive 97 23 EC for DN lt 25 Shannon June 1 2002 p SN EEE Mr James Gibson GENERAL MANAGER CE e LS ENISO9002 TUV ESSEN Shannon ISO 9001 U S CERT DOC H4 August 2004 DECLARATION Sensing DE CONFORMITE Nous Panametrics Limited Shannon Industrial E
7. Through the User Program ana en De nnn 2 1 Accessing the User Program o dd en 2 2 e ele 2 2 PE IER 2 2 e iere EES 2 3 T channel sc cem a Er e a 2 3 S ls SS EE 2 3 Entering System Data for a Channel 2 4 IEEE elo 0 2 Meter eg 2 4 A pepe AL a ere ee ee E 2 5 An AAA sala EEN 2 6 Entering Pipe Data suae oto tele aaa 2 9 Ee ee A fl ale io iu au 2 9 PIpe Gene A A EP sai 2 10 PIPE OD se aa Lai ei A ana A ge 2 10 Pibe WAN TT 2 11 leet EE 2 11 Path and Axial Length Ge ehe sella bei 2 11 Tracking WINJOWS sten ans li ea 2 12 PUG Ty Deb cats E i sababu iii ole Mita Mag 2 12 REV MOUS COMECHON s sog tos cee A Mei TAN crt Sette dle def A 2 14 Hs RR Aia 2 14 Exiting the User EE 2 15 Chapter 3 Operation INIFORIUCHOM a a Em 3 1 Powering Ub ni deus do sete Et ewe IA EE 322 BES sL DIS BIO sata O ANAL Asad iaia ia ii ae 3 3 Taking Measurements id 3 5 Foundation Fieldbus Communications este iaia 3 6 Chapter 4 Specifications General Specifica iii ae ii ii 4 1 Energy ACGUFQGV en DR E ri ana 4 2 SIR AAA e a EORR DIE a nr a ie dii la 4 2 Flaetiicdl EIER ie e ee e ere 4 3 E nie Ee eh e 4 5 TEGNSAUCENSPECIFCOHONSiz sr me rn ke up Be 4 6 Wetted Ultrasonic Flow Transducers nenn 4 6 Clamp On Ultrasonic Flow Transducers 4 6 Temperature Trans duce Sra o aerei iaia dio 4 7 Pipe Size Materials ste EA ar RA Sd d ORTO tat rat 4 7 Wette
8. Oa FI F2 les wa ma sre mon ou A GRas cani lass band OTHER Je de LER 5 IL TI JA w260 Mmep OTHER TOTDEGRAEUIGITS PIPE SOUNDSPEED Percentage of Water MINIMUM SOUNDSPEED o Gr SS e F2 ln MAXIMUM SOUNDSPEED 2 CI 3 C2 Pyrex FLINT crown a ree ss 2 ur REYNOLDS CORRECTION 3 MASS FLOW ON MASS FLOW F2 F2 FI Con MASS FLOW POWER Go KINEMATIC VISCOSITY e Fi FZ FI F4 Fr F2 a 8 Ke mus Tons en ver 2 d fos CALIBRATION FACTOR a MASS FLOW TIME POWER DECIMAL DIGITS Clamp on Transducers Wetted Transducers K Fr o FR Ts Fa FI F2 ES o sec mw um mar C 3 PIPE OD TRANS TRNEL SEG CAN Ch L Se ET i m Je eos s Pu er Gan reer DEPTH OF REFLECTOR 7 MOOT DECIMAL DIGITS ENERGY TOTAL inch feet inet Lee EN n IS 2 re NUMBER OF TRAVERSES C9 1 reu Wuer PIPE WALL PIPE WALL 5 PATH LENGTH P LINING EY re MASS TOTALS ENERGY DECIMAL DIGITS Fi F2 FI F2 FI F2 ea o 3 ma fem Ge TRANSDUCER SPACING Cu mis Jes TRNFL TRANS LINING MATERIAL DECIMAL DIGITS HEATING or COOI Fr Fr AMAL LENG THE r F2 F3 F4 FI r2 ra r d FI Far d ASBES fuser TEFLN Co a oo p T8 prrex fasses ORTA user TEFLN OTHER RL NT J inch I FLOW MEASUREMENT TRANSDUCER ANGLE LINING SOUNDSPEED FI LINING THICKNESS FM Gran 2 18 Initial Setup Chapter 3 Operation Introduction eee ere ur re A 3 1 PoWering UD yu er erae a ea d T LA Ire mute te p
9. PRESS_U are determined by the units chosen for these measure ments in the flowmeter setup See the instrument User s Manual for the setup of these parameters Operation 3 7 Chapter 4 Specifications General Specifications 4 1 Electrical Specifications 4 3 Operational Specifications 4 5 Transducer Specifications 4 6 Pipe Size amp Materials a au et re EE a 4 7 PC Interface Softwqore 4 7 March 2008 General Specifications Hardware Configuration Environmental Flow Accuracy Velocity Range Rangeability The general specifications for the Model DF868 flowmeter are divided into the following categories Package Options Epoxy coated aluminum standard Stainless steel Fiberglass Explosion proof Physical Size 14 24 x 11 4 x 5 12 in 36 2 x 29 x 13 cm Weight 11 Ib 5 kg Operating Temperature 4 to 131 F 20 to 55 C Storage Temperature 67 to 167 F 55 to 75 C 0 5 of reading achievable with process calibration Typical Clamp On Flow Accuracy Velocity Pipe Diameter ID gt 6 in 150 mm 1 to 2 of reading Pipe Diameter ID lt 6 in 150 mm 2 to 5 of reading Typical Wetted Flow Accuracy 1 of reading Note Accuracy depends on pipe size installation
10. RO a d 3 2 Using the Display ss a om Ree RR I 3 3 Taking Measurements 3 5 March 2008 Introduction See Chapter 1 Installation and Chapter 2 Initial Setup to prepare the system for operation When the meter is ready to take measurements proceed with this chapter The following specific topics are discussed Powering Up Using the Display Taking Measurements Note All inputs and outputs of the Model DF868 are calibrated at the factory prior to shipment If it becomes necessary to recalibrate any of the inputs and or outputs see Chapter 1 Calibration of the Service Manual IWARNING To ensure the safe operation of the Model DF868 it must be installed and operated as described in this manual In addition be sure to follow all applicable local safety codes and regulations for the installation of electrical equipment Operation 3 1 March 2008 Powering Up Because the Model DF868 does not have an ON OFF switch it will power up as soon as the connected power source is energized Note For compliance with the European Union s Low Voltage Directive 73 23 EEC this unit requires an external power disconnect device such as a switch or circuit breaker The disconnect device must be marked as such clearly visible directly accessible and located within 1 8 m 6 ft of the Model DF868 Immediately upon power up the Model DF868 displays the GE logo and the software
11. The Energy Option calculates the energy of a system based on temperatures at the supply and return points and the flow of fluid To select the System Units press F1 to display parameters and measurements in English units or press F2 to display parameters and measurements in Metric units To program the Totalizer Option press F1 to measure totals automatically or press F2 to measure totals manually The remainder of the SYSTM submenu is identical for the 1 Channel and 2 Channel versions of the Model DF868 Proceed to the and 2 Channel Meters section to complete the programming of this submenu 2 4 Initial Setup March 2008 2 Channel Meter For the 2 Channel Model DF868 the information entered in the SYSTM submenu pertains only to the currently selected channel 1 At the User Program screen shown press F2 to program the SYSTM submenu 2 Enter a Channel Label of up to 9 characters While taking measurements the channel label will appear on the locator bar Press ENT 3 Enter a Channel Message of up to 21 characters Press ENT 4 Press F1 to turn the Energy Option OFF or press F2 to turn it ON The Energy Option calculates the energy of a system based on temperatures at the supply and return points and the flow of fluid Note For the 2 Channel Model DF868 the System Units and Totalizer prompts which are not required to make the unit operational are located in the GLOBL su
12. Totals TOT_U Avg Rev Totals TOT_U Ch1 Tot Digits none Ch2 Tot Digits none Avg Tot Digits none Ch1 Mass Flow MASS_U Ch2 Mass Flow MASS_U Avg Mass Flow MASS_U Ch1 Fwd Mass Totals MTOT_U Ch2 Fwd Mass Totals MTOT_U Avg Fwd Mass Totals MTOT_U Ch1 Rev Mass Totals MTOT_U Ch2 Rev Mass Totals MTOT_U Avg Rev Mass Totals MTOT_U Ch1 Mass Tot Digits none Ch2 Mass Tot Digits none Avg Mass Tot Digits none Ch1 Timer sec Ch2 Timer sec Avg Timer sec Ch1 Error Code none Ch2 Error Code none Avg Error Code none Ch1 SSUP none Ch2 SSUP none Avg SSUP none Ch1 SSDN none Ch2 SSDN none Avg SSDN none Ch1 Sound Speed ft s or m s Ch2 Sound Speed ft s or m s Avg Sound Speed ft s or m s Ch1 Density see note Ch2 Density see note Ch1 Temperature Deg F or C Ch2 Temperature Deg F or C Ch1 Pressure Metric or English units are determined by the setup of the flowmeter PRESS_U Ch2 Pressure PRESS_U Totalizer digits are available for informational purposes only Respective totals are automatically scaled by the Tot Digits value selected in the flowmeter setup If the meter is outputting Mole Weight the unit is mw otherwise it is the programmed pressure unit VOL_U TOT_U MASS_U MTOT_U and
13. additional option bar entries are available These options can be accessed by using the lt and gt keys e A flashing asterisk indicates that the Model DF868 is currently logging information See the Programming Manual for instructions on creating a log file SorS This symbol indicates the status of the red SHIFT key S indicates that the SHIFT key is activated for the next keystroke only while S indicates that the SHIFT key is locked See the next section for instructions on using the keypad T This symbol indicates that the Model DF868 is currently totalizing data The middle portion of the screen pane is the prompt area This area displays data graphs and logs in measurement mode and menu prompts in programming mode In addition error code messages which are described in the Service Manual are displayed in the prompt area The lower portion of the screen pane is called the option bar The option bar displays the functions assigned to the four keys immediately below the display screen F1 F4 for the left pane and F5 F8 for the right pane Press a function key to select the function listed in the option bar immediately above it If more than four functions are available a pointer gt appears on the far right of the locator bar Press the or gt keys to display the additional functions on the option bar For information about other symbols and text that may appear on the
14. and whether measurement is one path or two path Transit Time Mode 40 to 40 ft s 12 2 to 12 2 m s TransFlection Mode 1 to 30 ft s 0 3 to 9 1 m s 1 to 30 ft s 0 3 to 9 1 m s 1 to 15 ft s 0 3 to 4 6 m s Transit Time Mode 400 1 Trans Flection Mode 30 to 1 Specifications 4 1 March 2008 Repeatability Energy Accuracy Fluid Types Transit Time Mode Wetted Transducers 0 2 of full scale Clamp on Transducers 0 2 to 0 5 of full scale TransFlection Mode Clamp on Transducers 0 5 of full scale The accuracy of the energy measurement is a combination of the accuracy of the associated flow and temperature measurements Transit Time Mode 1 of reading typical for calibrated systems TransFlection Mode 2 of reading typical for calibrated systems Transit Time Mode Acoustically conductive fluids including most clean liquids and many with entrained solids or gas bubbles Maximum void fraction depends on transducer interrogation carrier frequency path length and pipe configuration TransFlection Mode Multiphase fluids including raw sewage sludge slurries tar sands acoustically attenuating liquids and other demanding applications 4 2 Specifications March 2008 Electrical Specifications Power Supply Power Usage Operating Modes European Compliance Hazardous Classified Location Compliance Input Output Specifications The electrical specific
15. display screen refer to the Service Manual 3 4 Operation March 2008 Taking Measurements The Model DF868 is capable of displaying several different variables in a variety of formats However this manual will only discuss the basic measurement displays in the default screen format Refer to the Programming Manual for instructions on setting up alternate screen displays and see the Service Manual for a discussion of the diagnostic parameters listed under the DIAG option Note This section assumes that the left pane of the display screen is currently active However the same instructions apply equally to the right screen pane when it is active Just change the function keys from F1 F4 to F5 F8 For a 2 channel Model DF868 the following initial screen appears immediately upon completion of the internal checks As an example the display shows the measured velocity in ft sec for Channel 1 Ch1 Channel Label PSIE To select a different channel Ch1 Velocity Ft s display option press F1 F4 or gt and F1 See Table 3 1 6 9 5 below for a complete description of the available options error codes appear here cH1 ESTA EM PIG Table 3 1 Channel Display Options Option Bar Choice F1 CH1 Channel 1 F2 CH2 Channel 2 F3 SUM Channel 1 Channel 2 F4 DIF Channel 1 Channel 2 gt F1 AVE Channel 1 Channel 2 2 The following screen appears after
16. the shroud after the wiring has been completed Once the Model DF868 is completely wired proceed to Chapter 2 Initial Setup to configure the unit for operation Installation 1 5 March 2008 DTT _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Wiring the Line Power IATTENTION EUROPEAN CUSTOMERS To meet CE Mark requirements all cables must be installed as described in Appendix A CE Mark Compliance The Model DF868 may be ordered for operation with power inputs of 100 120 VAC 220 240 VAC or 12 28 VDC The label on the shroud inside the electronics enclosure just above the TB1 line power terminal block lists the required line voltage and the fuse rating for the unit the fuse rating is also listed in Chapter 4 Specifications Be sure to connect the meter only to the specified line voltage Note For compliance with the European Union s Low Voltage Directive 73 23 EEC this unit requires an external power disconnect device such as a switch or circuit breaker The disconnect device must be marked as such clearly visible directly accessible and located within 1 8 m 6 ft of the Model DF868 Refer to Figure 1 3 on page 1 7 or Figure 1 10 on page 1 18 to locate terminal block TB1 and connect the line power as follows IWARNING Improper connection of the line power leads or connecting the meter to the incorrect line voltage wil
17. to determine the P dimension ID 2 WT cos MA 2 CL FD P dimension For example given the following inside diameter ID 48 wall thickness WT 3 8 installed coupling length CL 2 0 atransducer face depth FD 1 75 mounting angle MA 45 The P dimension would be 48 2 3 8 0 7071 2 2 0 1 75 69 4 D 2 Measuring P and L Dimensions March 2008 Index A E Abbreviations Volumetric Units 2 6 Electrical Connectors 1 5 ACTIV Submenu 2 3 Electronics Console Alarms Option Card Description 1 2 Connecting 1 13 MO0n tn _ rasqa dsd 1 5 Fail Safe Operation 1 13 Ethernet Wiring 1 11 Relay Ratings 4 4 Analog Inputs Option Card F Connectng Je oe ex eene 1 14 Pin Assignments 1 14 Fieldbus Network PRODURRE rante LS 1 12 Recodo an aya kanay akaw de 1 14 Connections e Lu a tu uku aras a 1 12 Ratings ay sac Break 4 4 Flowcell Analog Outputs Slot 0 Description doch es She dene ird 1 2 Connecting 1 9 Installing EEE 1 3 Analog Outputs Option Card Foundation Fieldbus Connecting 1 16 Available Measurements 3 6 Function Keys 3 4 E Cable E Serial Port 1 9 Initial Setup Transducers
18. version 2AA in the left pane of the display window The Model DF868 performs a series of internal checks and display the results in the right pane of the display window Note fthe Model DF868 fails any of the internal checks try disconnecting the power and then re powering the unit If the Model DF868 continues to fail any of the internal checks contact the factory for assistance After successfully performing the internal checks the Model DF868 begins taking measurements The power up display is replaced by a measurement mode display similar to that shown in Figure 3 1 below Note As a minimum the system and pipe parameters for each installed channel of a 2 channel meter must be entered before the Model DF868 can display valid data Refer to Chapter 2 Initial Setup for specific instructions s Velocity ns Volumetric SCMM 6 95 1038 7 Figure 3 1 A Typical Measurement Display Proceed to the next section for a description of the components of the Model DF868 display screen 3 2 Operation March 2008 m TTTF TT ET E T T E WT EFEF FTPT amp amp T WI Using the Display The Model DF868 display is divided into a left pane and a right pane The two screen panes can be set independently to display any of the available measurement or diagnostic parameters The components of a typical measurement mode screen are shown in Figure 3 2 below Locator Bar Pointer Cht no l
19. with the pin number assignments shown in Figure 1 10 on page 1 18 Figure 1 8 below shows sample wiring diagrams of a totalizer output circuit and a frequency output circuit Totalizer Output Model DF868 Pulse Counter Max Current 4A Max Voltage 150V Isolation Voltage 500V Volts Max Load Power 10W In Int Pwr Sup NO I Load minimum c 10 kW C Isolated Return Volts Common Frequency Output Model DF868 Frequency Counter IN Common C Isolated Return Figure 1 8 Totalizer Frequency Outputs Wiring Installation 1 15 March 2008 Wiring an RTD Inputs Option Card Wiring a 0 4 20 mA Analog Outputs Option Card Wiring a MODBUS Option Card The Model DF868 can accommodate up to four RTD Resistance Temperature Device inputs option cards Each RTD inputs option card provides two direct RTD inputs designated as A and B Each RTD input requires three wires which should be fed through one of the conduit holes on the bottom of the electronic console For maximum accuracy the three wires must be of equal length Wire this terminal block in accordance with the pin number assignments shown in Figure 1 10 on page 1 18 The Model DF868 flowmeter can accommodate up to 4 analog outputs option cards Each analog outputs option card includes four isolated 0 4 20 mA outputs designated as A B C and D Connections to these outputs may be made with standard twisted pair wiring T
20. 00 E 6 ft2 s Path Length 480 in Axial Length 480 in After the calibration factor entry has been made the meter will exit the PIPE submenu and return to the initial User Program screen SEUA To leave the User Program and begin taking measurements press EXIT Rana SSU EE is At the conclusion of the initial setup programming sequence the following screen appears At the User Program screen shown press F1 to return to measurement mode without saving the file or press F2 to Do you want to SAVE enter the SAVE submenu current selection appears here Note Ifyou press NO the DF868 still retains the newly programmed information See the Programming Manual for instructions on using the SAVE submenu Proceed to Chapter 3 Operation for instructions on taking measurements or refer to the Programming Manual for instructions on programming the Model DF868 s advanced features Initial Setup March 2008 os 2 Channel 1 Channel ao jp Je In cui ewe Gion Save Channel PROGRAM status PROGRAM status Channel PROGRAM NOTE Plain text represents prompt area messages and FI F2 F3 Fi boxed text represents option bar choices
21. 1 9 Model DF868 Type 4X Enclosure ref dwg 425 208 1 2 Conduit Plate l li E i 1 54 39 1 30 33 1 65 42 o 7 2 O 1 77 45 T Y 2 26 57 2 26 57 120 30 _ 1 50 38 20 88 22 10 Places Installation 1 17 March 2008 RS232 SERIAL PORT Description RTN Digital Return TX Transmit RX Receive DTR Data Terminal Ready CTS Clear to Send RS485 PORT MODBUS Pin Description TMT TMT Unused Unused Unused For compliance with the European Union s Low Voltage Directive 73 23 EEC this unit requires an external power disconnect device such as a switch or circuit breaker The disconnect device must be marked as such clearly visible directly accessible and located within 1 8 m 6 ft of the Model DF868 TB1 POWER INPUT 12 28 VDC TB1 POWER INPUT 100 or 120 VAC TB1 POWER INPUT 220 or 240 VAC Ping Description Pin Description Pin Description 1 G Earth Ground 1 G Earth Ground 1 G Earth Ground 2 Negative 2 N Line Neutral 2 L2 Line Power 3 Positive 3 L1 Line Power 3 L1 Line Power NOTE For compliance with the European Union s Low Voltage Directive 73 23 EEC a transparent plastic shroud protects the electrical connections The shroud must remain in place except while wiring the unit Reinstall the shroud after the wiring has be
22. 3 31 84 S 15 70 399 Figure C 1 Model DF868 Rack Mount Enclosure ref dwg 712 1078 DF868 18 25 464 19 00 483 Installation C3 March 2008 CH2 TRANSDUCER BNC Description UP Upstream XDCR DN Downstream XDCR NOTE For compliance with the European Union s Low Voltage Directive 73 23 EEC this unit requires an external power disconnect device such as a switch or circuit breaker The disconnect device must be marked as such clearly visible directly accessible and located within 1 8 m 6 ft of the Model DF868 CH1 TRANSDUCER BNC Description UP Upstream XDCR DN Downstream XDCR 0 4 20 mA ANALOG OUTPUTS Pin Description Output A SIG Output A RTN Output B SIG Output B RTN NOTE One option card of each RS485 PORT MODBUS RS232 SERIAL PORT DB9 Description TMT Description TMT No Connection Unused TX Transmit Unused RX Receive Unused DTR Data Terminal Ready available type is shown in this diagram These cards are not always installed in the same slots used for this example ALARM RELAYS RTN Digital Return No Connection No Connection CTS Clear to Send No Connection POWER
23. 868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter folgende Normen erf llen e EN 61326 1998 Class A Annex A Continuous Unmonitored Operation e EN 61010 1 1993 A2 1995 Overvoltage Category II Pollution Degree 2 gem B den Europdischen Richtlinien Niederspannungsrichtlinie Nr 73 23 EG und EMV Richtlinie Nr 89 336 EG Die oben aufgef hrten Ger te und zugeh rige mitgelieferte Schallwandler Messrohre werden in einer separaten Konformit tserkl rung behandelt tragen keine CE Kennzeichnung gem der Druckger te Richtlinie da sie in Ubereinstimmung mit Artikel 3 Absatz 3 gute Ingenieurpraxis der Druckger te Richtlinie 97 23 EG f r DN lt 25 geliefert werden Shannon June 1 2002 p LAS Mr James Gibson GENERALDIREKTOR CE e LS EN 1 0 9002 T V ESSEN Shannon ISO 9001 U S CERT DOC H4 August 2004 USA 1100 Technology Park Drive Billerica MA 01821 4111 Web www gesensing com Ireland Sensing House Shannon Free Zone East Shannon County Clare Ireland
24. ED 3 de de MAXIMUM SOUNDSPEED VOL DECIMAL DIGITS MASS FLOW Ira Pyrex FuNT com Ki a Je e SE 1 3 ke mme ror Pare Quer REYNOLDS CORRECTION Cas mae Ke E F2 o Je Je Ca TOTALIZER UNITS SS FLOW TIME Dag fron fotve PoLYP J O m KINEMATIC VISCOSITY EI re 4 ES SER CLER or TEMP KV table active u GAL MGAL IN PVC emt a a E d D X CALIBRATION FACTOR x FI F2 o Bar weet ons Clamp on Transducers Wetted Transducers 3 s PIPE OD ce PIPE OD F3 ln TRANS TRNFL ECIMAL DIGITS Fi Cari um DEPTH OF REFLECTOR a F2 inen re P ERIS f Lei NUMBER OF TRAVERSES o 1 MASS TOTALS 2 F2 F3 F4 FI a PIPE WALL c e E T MASS FLOW OFF ke PATH LENGTH P er L 29 3 Co C5 ve i FI ve MASS FLOW ON d d ves TRANSDUCER SPACING DECIMAL DIGITS fa Cre J F2 craneo TRANS LINING MATERIAL AXIAL LENGTH m e es Je Je e Jm n GR REX psg Hong user eg OTHER LINING SOUNDSPEED LINING THICKNESS TRANSDUCER ANGLE Initial Setup 2 17 March 2008 E 2 Channel 1 Channel FT FZ 13 In em cHe osi save Channel PROGRAM status PROGRAM status FI F2 Fa Gem ss are J J J CHANNEL LABEL NOTE Plain text represents prompt area messages and Channel Site status pr prompt o TRANSDUGER NUMBER boxed text represents optio
25. F868 flowmeter are divided into the following categories Menu driven operator interface using keypad and soft function keys Storage for 10 sites Keypad programmable for setting up log units update interval start and stop times Memory capacity for more than 43 000 flow data points in a linear or circular log Liquid crystal graphic display shows flow in numeric or graphic format Also displays logged data and diagnostics Supports wide variety of thermal and impact printers Output data in numeric or graphic strip chart format Specifications 4 5 March 2008 Transducer Specifications Wetted Ultrasonic Flow Transducers Temperature Range Pressure Range Materials Process Connections Mounting Area Classifications Clamp On Ultrasonic Flow Transducers Temperature Range Mounting Area Classifications The transducer specifications for the Model DF868 flowmeter are divided into the following categories Standard 40 to 212 F 40 to 100 C Optional 310 to 1112 F 190 to 600 C Standard 0 to 3 000 psig 0 1013 to 20 MPa Optional Higher pressures upon request Standard 316 stainless steel Optional for isolating Pan Adapta Plugs Titanium Hastelloy PVC PVDF and others Standard 1 NPTM or 3 8 NTPM Optional RF flanged socket weld fuse bond and others Spoolpiece hot tap cold tap Standard General purpose Optional Explosion proof C
26. GE Sensing amp Inspection Technologies DigitalFlow DF868 Panametrics Multipurpose Ultrasonic Liquid Flowmeter Startup Guide 1 and 2 Channel GE Sensing amp Inspection Technologies DigitalFlow DF868 Panametrics Multipurpose Ultrasonic Liquid Flowmeter Startup Guide 1 and 2 Channel 910 176UD1 March 2008 The DigitalFlow DF868 is a GE Panametrics product GE Panametrics has joined other GE high technology businesses under a new name GE Sensing amp Inspection Technologies March 2008 Warranty Return Policy Each instrument manufactured by GE Sensing Inc is warranted to be free from defects in material and workmanship Liability under this warranty is limited to restoring the instrument to normal operation or replacing the instrument at the sole discretion of GE Fuses and batteries are specifically excluded from any liability This warranty is effective from the date of delivery to the original purchaser If GE determines that the equipment was defective the warranty period is one year for general electronic failures of the instrument one year for mechanical failures of the sensor If GE determines that the equipment was damaged by misuse improper installation the use of unauthorized replacement parts or operating conditions outside the guidelines specified by GE the repairs are not covered under this warranty The warranties set forth herein are exclusive and are in lieu of a
27. INPUT Item Description ON OFF Switch Earth Ground Power Cord Fuse Description 0 4 20 mA ANALOG OUTPUTS TOTALIZER FREQUENCY OUTPUTS 0 4 20 mA ANALOG INPUTS RTD INPUTS Relay A Normally Open NO Pin Description Pin Description Pin Description Description Relay A Common C Output A RTN Output A Common C Input A 24V Input A SIG Relay A Normally Closed NC Output A SIG Output A Normally Open NO Input A INHI Input A Common C Relay B Normally Open NO Output B RTN Output B Common C Input A INLO Input A Common C Relay B Common C Output B SIG Output B Normally Open NO Input A RTN Unused Relay B Normally Closed NC Output C RTN Output C Common C Input B 24V Input B SIG Relay C Normally Open NO Output C SIG Output C Normally Open NO Input B INHI Input B Common C Relay C Common C Output D RTN Output D Common C Input B INLO Input B Common C Relay C Normally Closed NC Output D SIG Output D Normally Open NO Input B RTN Unused REAR VIEW DC OPTION 12 28 DC Figure C 2 Model DF868 Rack Mount Encl
28. Meter 2 Channel Meter To access the User Program press the PROG key on the keypad Note fthe security feature is active enter the password and press ENT to enter the User Program See the SECUR submenu section in Chapter 1 of the Programming Manual for more information on the security feature For a 1 Channel Model DF868 the measurement mode screen is replaced by the following initial programming mode screen SIGUI At the User Program screen shown press F1 and proceed to the next page for instructions Rana SSU EE is For a 2 Channel Model DF868 the following two step sequence is required to reach the initial programming screen SIGUI Press F1 or F2 to select the submenu for Channel 1 or Channel 2 respectively from the option bar CH1 CH2 GE EE PROGR SIGUI At the User Program screen shown press F1 and proceed to the next page for instructions Rana SSU EE is Only the submenus ACTIV SYSTM and PIPE are discussed in this manual Refer to the Programming Manual for information on the other submenus Note In this manual only the programming of Channel I will be described To program Channel 2 simply repeat the same procedures presented for Channel 1 Initial Setup March 2008 Activating a Channel 1 Channel Meter 2 Channel Meter The ACTIV submenu permits selection of the desired measurement method In addition it is used to activate deactivate one or both of the channe
29. PORTANT For meters supplied in one of the optional enclosure styles refer to Appendix C Optional Enclosures for specific mounting dimensions and instructions IWARNING Proper grounding of the DF868 chassis is required to prevent the possibility of electric shock See Figure 1 10 on page 1 18 to locate the internal ground connection Making Electrical IATTENTION EUROPEAN CUSTOMERS Connections To meet CE Mark requirements all cables must be installed as described in Appendix A CE Mark Compliance This section contains instructions for making all the necessary electrical connections to the Model DF868 flowmeter Refer to Figure 1 10 on page 1 18 for a complete wiring diagram of the unit IMPORTANT For meters supplied in one of the optional enclosure styles refer to Appendix C Optional Enclosures for the appropriate wiring diagram and specific wiring instructions Except for the power connector all electrical connectors are stored in their terminal blocks during shipment and may be removed from the enclosure for more convenient wiring Feed the cables through the conduit holes on the bottom of the enclosure attach the wires to the appropriate connectors and plug the connectors back into their terminal blocks Note For compliance with the European Union s Low Voltage Directive 73 23 EEC a transparent plastic shroud protects the electrical connections The shroud must remain in place except while wiring the unit Reinstall
30. Setup March 2008 Entering Pipe Data Transducer Number The PIPE submenu permits entry of the transducer and pipe specifications To program this menu complete the following steps 1 At the User or Channel Program screen press F3 to program the PIPE submenu 2 Enter the Transducer Number engraved on the head of the transducer and press ENT If there is no engraved number complete the steps below Otherwise proceed to step 3 on the next page for a clamp on transducer or to step 4 for a wetted transducer IMPORTANT Special transducers which have no engraved number on the head are rarely used Examine the transducer head carefully for a number a Assign a number between 91 and 99 to the Special Transducer and press ENT The meter will only accept values from 1 to 199 b Use the F1 F3 keys to select the Wedge Type Three choices are available Rayleigh or Shear wave for clamp on transducers or wetted transducers c Use the F1 F3 keys to select the Frequency of the special transducer IMPORTANT The frequency is required to transmit an excitation voltage at the transducer s natural frequency d Enter the special transducer Time Delay Tw value supplied by the factory and press ENT Note 7w is the time required for the transducer signal to travel through the transducer and its cable This time delay must be subtracted from the transit times of the upstream and downstream transducers to e
31. abel Velocity Error Code 6 05 Prompt Area Ch1 E1 Low Signal Option Bar Figure 3 2 Display Screen Components Both panes of the display screen are continuously updated but only one pane at a time may be programmed or changed To select a pane press the corresponding side of the SCREEN key on the keypad The currently selected screen pane will have function names in the option bar while the other screen pane will have a blank option bar See the Programming Manual for detailed instructions on using the keypad As shown in Figure 3 2 above each pane of the display screen is divided into the following three general areas the locator bar the prompt area the option bar The upper portion of the screen pane is called the ocator bar While the meter is taking measurements the locator bar displays the name of the currently selected site file In addition the locator bar identifies the task that is currently being performed and the status of that task For example pressing the PROG key on the keypad will cause the locator bar to display PROGRAM and Start to indicate that the meter is ready to be programmed from the start of the User Program Operation 3 3 March 2008 A e lt y_y lRoo ss Using the Display cont At various times one or more of the following four symbols may be displayed on the far right of the locator bar o This symbol which is called the pointer indicates that
32. alizer Frequency Outputs 1 15 p Parameter Options 3 6 Password hs LI an Ande 2 2 Path Length Programming 2 11 PC Interface Software 4 7 Pipe Materials 4 7 Pipe OD Programming 2 10 Pipe S1Zes a ne eh eke nat de 4 7 PIPE Submenu 2 9 Pipe Wall Programming 2 11 POINTED ccr ow RA tet Res 3 3 Power Connecting 1 6 Terminal Block 1 6 Powering Up Display cori delete 3 2 Internal Checks 3 2 Pressure Transmitter Installing 1 4 Ixocation ee a 1 3 Prompt Area 3 3 R Rack Mount Front Panel C 2 Installation C 1 WIDE 2 4 o a de C 1 RS232 Port See Serial Port RIAS italiani ROT 1 16 RTD Inputs Option Card Connecting 1 16 RTD Temperature Transmitter 1 4 S SAVE Submenu 2 3 Screen Selecting 3 3 Security Feature 2 2 Serial Port Cable sen a dida SSEQ 1 9 Connecting 1 9 Pin Assignments 1 9 Shroud IND carri a it 1 5 Plastic since chines Raa Meese pala 1 5 Slot 0 See Analog Outputs Slot 0 Specifications Electrical urca da ae ie 4 3 General rareo a Ben 4 1 Operational
33. annel 1 Tot Dec Dig GLOBL I O ERROR Error Handling Eu 2 Path Error No GLOBL COMM mura CHx ACTIVE Yes Channel 2 if applicable Channel Status off Trans Tranfl i Channel Status CHx SYSTM off Trans Tranfl Channel 1 Channel 2 if applicable Channel Label Channel Label Chan Message Chan Message Energy Option Energy Option Vol Units Vol Dec Digits Totalizer Units Vol Units Vol Dec Digits Totalizer Units Tot Dec Dig Tot Dec Dig Mass Flow Mass Flow Mass Flow Time Mass Flow Time MDOT Dec Dig MDOT Dec Dig Mass Totals Mass Totals Mass Dec Digits Mass Dec Digits Power Power Power Dec Dig Power Dec Dig Energy Total Energy Total Energy Dec Dig Energy Dec Dig Heat or Cool not available for 1 Channel meter Site Message for 1 Channel meter Heat or Cool B 2 Data Records March 2008 Table B 2 Initial Setup Data Continued CHx 1 0 ME I E ET CNE ine Pipe Transducer Parameters PIPE Path Length P Axial Length L Path Length P Axial Length L Channel 1 Channel 2 if applicable Trans Type STD SPEC Trans Type STD SPEC Transducer Transducer Special Transducers Special Transducers Wedge Type Rayl Shear Wettd Wedge Type Rayl Shear Wettd Frequency Hz Frequ
34. ations for the Model DF868 flowmeter are divided into the following categories Standard 100 to 130 VAC 50 60 Hz 200 to 265 VAC 50 60 Hz Optional 12 to 28 VDC 5 20 W maximum Flow Measurement Transit Time for clamp on or wetted transducers TransFlection for clamp on transducers Energy Measurement To calculate energy flow rate use Analog Input Board for transmitters Use RTD Input board for direct RTDs This unit complies with EMC Directive 89 336 EEC and 73 23 EEC Low Voltage Directive Installation Category II Pollution Degree 2 CENELEC ISSeP Ex 96D1031261 EEx d IIC T6 when housed GUB 6 enclosure NEC Factory Mutual Research Corporation J K 3Z9A1 AX Class I Division 2 Group A B C D Class II division 2 Group F G Class III Division 2 TYPE 4X Tamb 50 C T4 CEC Canadian Standards Association LR44204 Class I Division 2 Group A B C D Class II division 2 Group F G Class HI Division 2 TYPE 4X Tamb 50 C T4 Note Refer to Certificate of Compliance for details Keypad 39 key membrane keypad with tactile feedback Display Both single and dual channel models have two independent software configurable 64 x 128 pixel LCD graphic displays Specifications 4 3 March 2008 Input Output Specifications cont Digital Interfaces Standard RS232 Optional RS485 multiuser Modbus RTU Modbus TCP OPC server Ethernet Analog Input Options Select up to 3 boards
35. bmenu See the Programming Manual for details The remainder of the SYSTM submenu is identical for the 1 Channel and 2 Channel versions of the Model DF868 Proceed to the and 2 Channel Meters section below to complete programming Initial Setup 2 5 March 2008 1 and 2 Channel Meters 1 Use the F1 F4 and gt keys to select the desired Volumetric Units for the flow rate display The abbreviations and definitions of all the available volumetric units are shown in Table 2 1 below The choices shown on the option bar are determined by the selections made at the previous SYSTEM UNITS prompt screen Table 2 1 Volumetric Unit Options Rare N A Acre foot hr Acre feet per hour N Acre foot aay cre feet per day 2 Press F1 F4 to select the Vol Decimal Digits the desired number of digits to the right of the decimal point in the volumetric flow rate display Acre foot min Acre feet per minute 3 Use the F1 F4 and gt keys to select the Totalizer Units The abbreviations and definitions of all the available totalizer units are shown in Table 2 2 on page 2 7 The choices shown on the option bar in the prompt screen above are determined by the selections made at the previous SYSTEM UNITS prompt screen 2 6 Initial Setup March 2008 1 and 2 Channel Meters cont Table 2 2 Totalizer Unit Options English Totalizer Units Metric Totalizer Units Gal US Gallons MGAL Mega U S
36. c keys to enter a value and press ENT Note GE recommends activating the Reynolds Correction Factor when the Depth of Reflector is set at 50 You can disable the Reynolds Correction Factor when the Depth of Reflector is set at any other value If you activated the Transit Time mode two steps appear a Use the F1 F4 keys to select the desired Number of Traverses the number of times the ultrasonic signal traverses the pipe from 1 to 5 b The Transducer Spacing prompt displays the spacing of the transducers as calculated from the information you have entered Record this number and use it to properly space transducers Note fnecessary you can overwrite the spacing shown using the numeric keys to match the actual physical spacing of the transducers The factory does not recommend overwriting the spacing If you must do not change the spacing by more than 10 from the value shown You have completed entering pipe parameters for clamp on transducers Press ENT to return to the start of the PIPE submenu and EXIT to leave the submenu 2 14 Initial Setup March 2008 Entering Pipe Data cont Exiting the User Program Table 2 10 below lists the numeric parameters in the PIPE submenu with their high and low limits Table 2 10 Low and High Limits for PIPE Parameters Wedge Angle 90 Pipe OD 300 in Pipe Wall 4 0 in Lining Thickness 4 0 in Kinematic Viscosity 10 0
37. cables that could cause electrical interference Also protect the transducer cables and connections from the weather and corrosive atmospheres Note When using non GE cables to connect the flow transducers to the Model DF868 electronics console the cables must have electrical characteristics identical to the GE cables Type RG 62 a u coaxial cable should be used and each cable must be the same length within 4 in A flowcell is the section of pipe where the transducers are mounted It can be created either by mounting the transducers on the existing pipeline or by mounting them on a spoolpiece A spoolpiece is a separately manufactured pipe section matched to the existing pipe which contains ports for mounting the transducers This approach allows the transducers to be aligned and calibrated before inserting the spoolpiece into the pipeline Figure 1 1 below shows a diagram of a typical Model DF868 system For detailed instructions on installing the transducers and or spoolpiece refer to the supplied drawings and the GE Liquid Transducer Installation Guide 916 055 Transducer X Qua Flowcell Flow Electronics X Transducer Console Figure 1 1 A Typical Model DF868 System Installation 1 3 March 2008 Installing Temperature Transmitters Optional temperature transmitters may be installed as part of the flowcell near the ultrasonic transducer ports Be sure to observe the siting requirements given earli
38. d NO NO Alarm Alarm Monitoring Monitoring Device Device Conventional Fail Safe triggered triggered or power failure NO Alarm Alarm Monitoring Monitoring Device Device Figure 1 6 Conventional and Fail Safe Operation Installation 1 13 March 2008 Wiring a 0 4 20 mA Analog Inputs Option Card To calculate energy measurement the Model DF868 requires accurate temperature data from the measurement site Transmitters installed in the flowcell can provide this information via an optional 0 4 20 mA analog inputs card This option card includes two isolated 0 4 20 mA analog inputs designated as A and B each of which includes a 24 VDC power supply for loop powered transmitters Either input may be used to process the temperature signal Note 7o enter programming data during operation of the meter it will be necessary to know which input is assigned to which process parameter This information should have been entered in Appendix B Data Records The analog inputs which have an impedance of 118 ohms should be connected with standard twisted pair wiring Power to the transmitters may be supplied either by the integral 24 VDC power supply on the analog input card or by an external power supply Figure 1 7 below shows typical wiring diagrams with and without an external power supply for one of the analog inputs With E
39. d te Ce u u s aniaya A A IA fee it 4 7 camp On A cd en cer 4 7 PC Interface EE 4 7 vi March 2008 Table of Contents cont Appendix A CE Mark Compliance re ar AAA O ES E A e ee ie A 1 AA A creen LO AER E ee T AO A 1 ERPS ING eelere AA O in ia e i all dhe A 1 Appendix B Data Records Option ds Stall Bd casale leale insiste A rm tori B 1 MAA A ri tee duit ee Ara paku u eo B 2 Appendix C Optional Enclosures Introduction a u ana ES C 1 ROCK MU zelo C 1 Neta as A Oa i al a tel CEs cea eo C 1 ROCK MOURBE RIO CPI beer usu iu ubi de n Had act P a awia en C 2 Appendix D Measuring P and L Dimensions leds RG l tutte Caen ithe tle Pr eoe he Cor Ceo o bbs nion s at D 1 vii Chapter 1 Installation Introduction sea en a 1 1 UNPGCKING naar ee Terre 1 1 Site e ET Lt CES 1 2 Installina a Flowcelli corea ee 1 3 Installing Temperature Transmitters 1 4 Mounting the DF868 Electronic Console 1 5 Making Electrical Connections 1 5 March 2008 Introduction To ensure safe and reliable operation of the Model DF868 Ultrasonic Liquid Flowmeter the system must be installed in accordance with the guidelines established by GE engineers Those guidelines which are explained in detail in this chapter include the following specific topics Unpacking the Model DF868 system Selecting a suitable site for the electronics con
40. de to J8 J9 pins 7 and 9 under normal operation If it is desired to reset the network board to factory defaults 1 Connect a jumper between J8 J9 pin 7 and pin 9 2 Power cycle the instrument 3 Ten seconds after the power has been restored to the unit remove the jumper to return the network board to normal operation Figure 1 5 Network Connections Standard Option Interior 1 12 Installation March 2008 Wiring an Alarms Option The Model DF868 flowmeter can accommodate up to 4 alarm option Card cards Each alarms option card includes three Form C relays designated as A B and C The alarm relays on the option card are available in two types general purpose hermetically sealed for Class I Division 2 hazardous areas The maximum electrical ratings for the relays are listed in Chapter 4 Specifications Each of the three alarm relays can be wired either as Normally Open NO or Normally Closed NC In setting up an alarm relay it may be wired for either conventional or fail safe operation In fail safe mode the alarm relay is constantly energized except when it is triggered or a power failure or other interruption occurs See Figure 1 6 below for the operation of a NO alarm relay in both conventional and fail safe mode Connect the two wires required for each alarm relay in accordance with the pin number assignments shown in Figure 1 10 on page 1 18 Conventional Fail Safe not triggered not triggere
41. delines given in this section to plan the Model DF868 system installation The standard Model DF868 electronics enclosure is a Type 4X weather resistant dust tight indoor outdoor type Typically the electronics console is mounted in a meter shed When choosing a mounting site make sure that the location permits easy access to the console for programming testing and servicing Note For compliance with the European Union s Low Voltage Directive 73 23 EEC this unit requires an external power disconnect device such as a switch or circuit breaker The disconnect device must be marked as such clearly visible directly accessible and located within 1 8 m 6 ft of the Model DFS68 The pipeline flowcell consists of the flow transducers and any temperature transducers employed as part of the flowmeter system Ideally choose a section of pipe with unlimited access as the flowcell such as a long stretch of pipe that is above ground However if the flowcell is mounted on an underground pipe dig a pit around the pipe to facilitate installation of the transducers For a given fluid and pipe the Model DF868 s accuracy depends primarily on the location and alignment of the transducers In addition to accessibility when planning for transducer location adhere to the following guidelines 1 Locate the transducers so that there are at least 10 pipe diameters of straight undisturbed flow upstream and 5 pipe diameters of straight undist
42. ect YES complete the steps below a Use the F1 F4 and gt keys to select the Lining Material Options include Tar Pyrex Asbestos Mortar Rubber PTFE and Other If you choose Other the DF868 then asks you to enter the lining sound speed If you do not know the lining sound speed Sound Speeds and Pipe Size Data 914 004 lists some standard materials and their corresponding sound speeds b Enter the known Lining Thickness in the same units used for the pipe OD and press ENT Then proceed to step 9 7 Enter the Path Length of the ultrasonic signal Press F1 or F2 to select the desired units and press ENT Note The factory has calculated both the transducer signal path length P and the transducer signal axial length L based on the exact transducer configuration used for the application These values are engraved on the flowcell and or are included in the documentation supplied with the meter See Appendix D for an explanation as to how these values are calculated 8 The next prompt varies depending on whether you selected Transit Time or TransFlection in the ACTIV menu If you selected Transit Time the DF868 asks for the Axial Length Enter the supplied value Press F1 or F2 to select the desired units and press ENT If you have selected TransFlection enter the number of degrees for the Transducer Angle and press ENT Skip to step 10 Initial Setup 2 11 March 2008 Trac
43. elding External Grounding For CE compliance power and 1 0 cables must be shielded Cables to be terminated within a cable gland at the DF868 Shielded cable is not required when installations include metal conduit For CE Mark compliance the electronics enclosure and the transducer fixture must each have an external ground wire attached Note Ifthe Model DF868 is wired as described in this appendix the unit will comply with the EMC Directive 89 336 EEC CE Mark Compliance A 1 Appendix B Data Records Option Cards Installed Initial Setup Data March 2008 Option Cards Installed Whenever an option card is installed in one of the Model DF868 s expansion slots record the type of card and any additional setup information in the appropriate row of Table B 1 below Table B 1 Option Cards Installed Type of Option Card Additional Setup Information Analog Outputs A B Data Records B 1 March 2008 Initial Setup Data Model Software Vers System Units After the Model DF868 flowmeter has been installed some initial setup data must be entered via the User Program prior to operation Record that information in Table B 2 below Table B 2 Initia Setup Data General Information Setup Date English GLOBL SYSTM Vol Dec Digits Totalizer Option Auto Totalizer Units Vol Units Meter Address Ch
44. en completed NOTE One option card of each available type is shown in this diagram These cards are not always installed in the same slots used for this example ALARM RELAYS Description Relay A Normally Open NO Relay A Common C Relay A Normally Closed NC Relay B Normally Open NO Relay B Common C Relay B Normallly Closed NC Relay C Normally Open NO Relay C Common C Relay C Normally Closed NC PC Board Ground Wire Cover Ground Wire Internal Ground Connection Plastic LVD Shroud 0 4 20 mA ANALOG OUTPUTS Pin Description 1 Output A PTM Output A SIG Output B RTN Output B SIG Output C RTN Output C SIG Output D RTN Output D SIG f WARNING Ya mw 0 4 20 mA ANALOG INPUTS Pin Description 1 Input A 24V L Input A INHI 3 Input A INLO 4 Input A RTN 5 InputB 24V 6 InputB INHI 7 InputB INLO 8 InputB RTN CH2 TRANSDUCER Pin Description 1 Upstream SIG Upstream RTN Downstream RTN Downstream SIG 0 4 20 mA ANALOG OUTPUTS Pin Description 1 OutputA SIG Output A RTN Output B SIG Output B RTN Test Points CH1 TRANSDUCER Pin Description Upstream SIG Upstream RTN Downstream RTN Downstream SIG TOTALIZER FREQUENCY OUTPUTS Pin Description 1 Output A Common C Output A Normally Open NO Output B Common C Output B Normall
45. ency Hz Trans Tw Trans Tw Wedge Angle Wedge Angle Wedge Sndspd Wedge Sndspd Pipe Material Pipe Material All Clamp On and Wetted Transducers All Clamp On and Wetted Transducers Pipe O D Pipe O D Pipe Wall Pipe Wall Trans Angle Trans Angle Lining Yes No Lining Yes No Lining Material Lining Material Lining Sndspd Lining Sndspd Lining Thickness Lining Thickness Track Window Yes No Track Window Yes No Fluid Type Fluid Type Other Sndspd Other Sndspd of Water of Water Reynolds Corr Off Active Reynolds Corr Off Active KV Input Sel Table Static KV Input Sel Table Static Kin Visc Kin Visc Cal Factor Cal Factor of Traverses of Traverses Trans Spacing Trans Spacing Depth of Reflect Depth of Reflect CHx SETUP AVRG Response Time Data Records B 3 March 2008 Table B 2 Initial Setup Data Continued CHx SETUP ADVAN KV SS KV SS Pairs KV SS Pairs Sig Stren Kin Visc Sig Stren Kin Visc LOI CO MAI TM Ei OI O Jl O I FI y 12 12 15 15 16 16 17 17 18 18 19 19 20 20 CHx SETUP ADVAN MULTIK Custom Type CstV Custom Type CstV CstR K Factor Table K Factor Table K Factor Vel Reyn K Factor Vel Reyn K Factor B 4 Data Records March 2008 Table B 2 Initial Setup Data Continued CH
46. er in this chapter These transmitters must use a 0 4 20 mA signal to transmit the temperature values to the Model DF868 electronics console In turn the electronics console will provide a 24 VDC signal to power the transmitters Any desired transmitters or sensors may be used but they must have an accuracy equal to 0 5 of the reading or better Note Resistive Thermal Devices RTDs are a good choice for measuring the temperature If you use direct RTD inputs you do not require transmitters Typically a 1 2 NPT female threaded port is used to mount the transmitters on the flowcell If the pipeline is insulated the coupling may need to be extended to provide convenient access Of course other types of mounting ports including flanged ports may be used for the transmitters Figure 1 2 below shows a typical mounting arrangement for the pressure and temperature transmitters The temperature sensor should protrude 1 4 to 1 2 way into the pipe Temperature Transmitter RTD Thermowell Coupling Flowcell Wall Figure 1 2 Typical Temperature Transmitter Mounting 1 4 Installation March 2008 Mounting the DF868 The standard Model DF868 electronics package is housed in a Electronic Console NEMA 4X weather resistant enclosure Refer to Figure 1 9 on page 1 17 for the mounting dimensions of this enclosure For meters housed in one of the optional enclosures a dimensional drawing will be shipped with the unit IM
47. face through a device such as the INMAC Model 800052 RS232 RS422 RS485 converter IMPORTANT The DF868 must be configured at the factory for RS485 operation To wire the RS485 serial port refer to Figure 1 10 on page 1 18 and complete the following steps 1 Disconnect the main power to the unit 2 Install the required cable clamp in the chosen conduit hole on the side of the electronics enclosure 3 Feed one end of the cable through the conduit hole wire it to terminal block J1 and secure the cable clamp Connect the other end of the cable to the converter as shown in Figure 1 4 below Converter 1 TD OUT Figure 1 4 Typical RS485 Connections Installation March 2008 Wiring the Ethernet A modified DF868 can use the Ethernet interface to communicate to Interface an internal network An optional Ethernet card with a unique MAC IP address installed only in slots 5 or 6 includes an RJ45 connector To connect the Ethernet enabled DF868 to the network insert the jack of an RJ45 cable into the RJ45 connector route the cable through the bottom of the DF868 and wire the other end of the cable to the Ethernet network according to the manufacturer s instructions An external connection is required between the Ethernet option card and the DF868 s RS232 connector as shown in Table 1 2 below Note The MAC address for a specific DF868 is included with customer documen
48. for instructions 1 8 Installation March 2008 Wiring the 0 4 20 mA Analog Outputs Wiring the Serial Port Wiring the RS232 Interface The standard configuration of the Model DF868 flowmeter includes two isolated 0 4 20 mA analog outputs designated as A and B Connections to these outputs may be made with standard twisted pair wiring The current loop impedance for these circuits must not exceed 550 ohms Refer to Figure 1 10 on page 1 18 for the location of terminal block I O and wire the terminal block as shown The Model DF868 is equipped with a built in serial communications port The standard port is an RS232 interface but an optional RS485 interface is available upon request Proceed to the appropriate sub section for wiring instructions For more information on serial communications refer to the EJA RS Serial Communications Manual 916 054 Use the serial port to connect the Model DF868 flowmeter to a printer an ANSI terminal or a personal computer The RS232 interface is wired as Data Terminal Equipment DTE and the signals available at terminal block J1 are shown in Table 1 1 below Refer to Figure 1 10 on page 1 18 and complete the following steps 1 Disconnect the main power to the unit 2 Install the required cable clamp in the chosen conduit hole on the side of the electronics enclosure 3 Use the information in Table 1 1 below to construct a suitable cable for connecting the Model DF868 to the e
49. gallons ML Megaliters ft Cubic Feet m Cubic Meters eee T_ Jj ae 4 Press F1 F4 to select the Total Decimal Digits the digits to the right of the decimal point in the totalized flow display Mass Flow If the Mass Flow prompt in the SETUP submenu is not enabled skip this sub section However the following programming sequence appears if Mass Flow is enabled 1 Use the F1 F4 keys to select the desired Mass Flow units listed in Table 2 3 below Table 2 3 Available Mass Flow Units English LB Pounds KG Kilograms KLB Thousands of LB TONNE Metric Tons 1000 KG MMLB Millions of LB TONS ons 12000187 2 Use the F1 F4 keys to select the desired Mass Flow Time units 3 Use the F1 F4 keys to select the MDOT Decimal Digits the digits to the right of the decimal point for displaying mass flow 4 Use the F1 F4 keys to select the Mass Totalizer units listed in Table 2 3 5 Use the F1 F4 keys to select the Mass Decimal Digits the digits to the right of the decimal point for displaying totalized mass flow Initial Setup 2 7 March 2008 Energy Option If you did not select the Energy Option earlier the meter now returns to the initial User or Channel Program screen But if you selected the Energy Option several more prompts appear 1 Use the F1 F4 keys to select the desired Power unit
50. he total current loop impedance for these circuits must not exceed 1000 ohms Wire this terminal block in accordance with the pin number assignments shown in Figure 1 10 on page 1 18 A modified DF868 can use the RS485 standard for MODBUS communications This standard allows up to 32 nodes drivers and receivers on one multidrop network at distances up to 4 000 ft 1 200 m To connect the instrument s to the host system the factory recommends using a 24 gauge 24 AWG twisted pair cable with a characteristic impedance of 120 ohms and a 120 ohm termination at each end of the communications line The MODBUS option card must be plugged into either slot 5 or slot 6 of the DF868 On the option card pin 1 is the TMT inverting or negative connection and pin 2 is the TMT non inverting or positive connection To link the DF868 to the control system connect the two wires of the twisted pair cable from these terminals to the corresponding terminals at the control system in accordance with the pin number assignments shown in Figure 1 10 on page 1 18 Note ftwo MODBUS option cards are installed in the DF868 only the card in slot 5 is activated Installation March 2008 1 40 36 00 38 10 4 Places 0 75 19 T 8 00 203 If TM 2 87 73 14 24 362 13 00 330 13 49 343 7 00 178 20 13 3 4 Places 260 68 la 5 10 129 11 37 289 10 74 273 3 4 Conduit Plate 91 10 28 6 Places Figure
51. king Windows Note This step only appears if you have selected Transit Time 9 Press F1 if you do not want Tracking Windows or F2 if you want to enable the windows Tracking windows are used to detect the receive signal when you are unsure of the fluid soundspeed Fluid Type 10 Use the F1 F4 and gt keys to select the Fluid Type The selections for the fluid type vary depending on whether e the ENERGY OPTION is ON or OFF and the TRACKING WINDOW is enabled or disabled Refer to Table 2 8 below if ENERGY OPTION is OFF or to Table 2 9 on page 2 13 if ENERGY OPTION is ON Note Some of the fluid types may require additional selections as shown in the following tables Table 2 8 Fluid Types for ENERGY OFF Tracking Windows Additional Selections YES Additional Selections Select NORML or SEA and press ENT No additional selections If NORML is selected enter the Water required Temperature and press ENT Select LUBE or CRUDE and press ENT No additional selections required No additional selections required No additional selections required Enter the Fluid Soundspeed and press ENT Enter the Minimum Sound speed and press ENT Then enter the Maximum Sound speed and press ENT No additional selections required No additional selections required Enter the Fluid Soundspeed and press ENT 2 12 Initial Setup March 2008 Table 2 9 Fluid Types f
52. l damage the unit It will also result in hazardous voltages at the flowcell and associated piping and within the electronics console 1 6 Installation March 2008 m __T_ TTT _TC een Wiring the Line Power 1 Remove the plastic shroud that covers the terminal blocks Be sure cont to reinstall the shroud after all of the wiring has been completed 2 Strip 4 of insulation from the end of the power and neutral or line leads or the positive and negative DC power leads and 1 2 from the end of the ground lead 3 Connect the ground lead to the internal ground connection located on the side panel of the enclosure see Figure 1 3 below IMPORTANT The incoming ground lead must be connected to the internal ground connection 4 Connect the neutral or line lead or the negative DC power lead to TB1 2 and the line power lead or the positive DC power lead to TB1 3 as shown in Figure 1 3 below IMPORTANT Do not remove the existing PC board ground wire or the cover ground wire G DC G N L2 L1 AC PC Board DA A Ground Wire gt gt gt TB Z Cover Ground Wire AC Line Power or DC Internal Ground y AC Neutral Line Connection lt or DC Figure 1 3 Wiring the Line Power Installation 1 7 March 2008 PECCATI LU e _____________ _ _ _ _ _ _ _
53. lass I Div 1 Groups C amp D Class II Groups E F and G Class III Flameproof amp 12 G EEx d IIC T6 Weatherproof Type 4 IP65 Submersible Standard 40 to 300 F 40 to 150 C Optional 310 to 572 F 190 to 300 C Stainless steel chain or strap welded or magnetic clamping fixtures Standard General purpose Optional Explosion proof Class I Div 1 Groups B C amp D Class II Groups E F and G Class III Flameproof amp 112 G EEx md IIC T6 T3 Weatherproof Type 4 IP65 Submersible Note Transducers spoolpieces and clamping fixtures for special applications are available Consult the factory for details 4 6 Specifications March 2008 Temperature Transducers Accuracy Range Pipe Size amp Materials Wetted Transducers Materials Pipe Sizes Clamp On Transducers Materials Pipe Sizes Pipe Wall Thickness PC Interface Software Loop powered 3 wire platinum RTDs clamp on and wetted thermowell types are available RTD inputs must be PT100 only 0 15 wetted RTDs matched pairs 4 to 500 F 20 to 260 C Note Not all extremes of parameters can be achieved simultaneously All metals and most plastics Consult the factory for concrete glass and cement Transit Time Mode ID 1 to 200 in 25 4 mm to 5 m and larger All metals and most plastics Consult the factory for concrete composite materials and highly corroded or lined pipes
54. ll other warranties whether statutory express or implied including warranties of merchantability and fitness for a particular purpose and warranties arising from course of dealing or usage or trade If a GE Sensing Inc instrument malfunctions within the warranty period the following procedure must be completed 1 Notify GE giving full details of the problem and provide the model number and serial number of the instrument If the nature of the problem indicates the need for factory service GE will issue a RETURN AUTHORIZATION number RA and shipping instructions for the return of the instrument to a service center will be provided 2 If GE instructs you to send your instrument to a service center it must be shipped prepaid to the authorized repair station indicated in the shipping instructions 3 Upon receipt GE will evaluate the instrument to determine the cause of the malfunction Then one of the following courses of action will then be taken fthe damage is covered under the terms of the warranty the instrument will be repaired at no cost to the owner and returned f GE determines that the damage is not covered under the terms of the warranty or if the warranty has expired an estimate for the cost of the repairs at standard rates will be provided Upon receipt of the owner s approval to proceed the instrument will be repaired and returned lii March 2008 A ooo Table of Contents Chapter 1 I
55. ls in a 2 Channel Model DF868 1 Enter the ACTIV submenu by pressing F1 at the User PROGRAM prompt 2 Press F1 to activate the channel in Transit Time mode or F2 to activate the channel in TransFlection mode 1 Enter the ACTIV submenu by pressing F1 at the Channel PROGRAM prompt 2 Press F1 Off to deactivate the channel and return to the Channel PROGRAM prompt or press F2 to activate the channel in Transit Time mode or F3 to activate TransFlection mode Note fa customer has not ordered the DF868 with TransFlection mode the TRNFL option does not appear Proceed directly to the next section to program the SYSTM submenu Initial Setup 2 3 March 2008 Entering System Data for a Channel 1 Channel Meter Begin the programming of the SYSTM submenu in either the 1 Channel or 2 Channel section below For the 1 Channel Model DF868 the information entered in the SYSTM submenu pertains to the global operation of the flowmeter 1 At the User Program screen press the F2 function key to program the SYSTM submenu Enter a Site Label of up to 9 characters and press the ENT key While taking measurements the site label appears on the locator bar Enter a Site Message of up to 21 characters Use this screen to enter a brief description of the site When the message has been entered press the ENT key Press F1 to turn the Energy Option OFF or press F2 to turn it ON
56. ly accept values from 1 8 to 648 in Note The first two lines of text in the prompt area depend on the selection made at the TRANSDUCER NUMBER prompt The option bar choices may appear in English or Metric units Obtain the required information by measuring either the pipe outside diameter OD or circumference at the transducer installation site The data may also be obtained from standard pipe size tables Table 2 7 Available Pipe OD Units English inch pipe OD in inches mm pipe OD in millimeters feet pipe OD in feet m pipe OD in meters in PI pipe circumference mm PI pipe circumference in inches in millimeters TUDI pipe circumference m PI pipe circumference in feet in meters 2 10 Initial Setup March 2008 Pipe Wall Lining Path and Axial Length 5 Enter the known thickness of the Pipe Wall in the same units used for the pipe OD and press ENT IMPORTANT Because the units can not be independently chosen for this parameter the value must be entered in the same units used for the pipe OD If the pipe wall thickness is not available look up the value in a table of standard pipe size data such as the GE brochure Sound Speeds and Pipe Size Data 914 004 or use the Model DF868 s on line Help Menu see the Programming Manual for details For wetted transducers skip to step 7 6 Press F1 if the pipe does not have a Lining or F2 if it does have a lining If you sel
57. n bar choices e n SITE CHANNEL MESSAGE ET El E EET T Fi Fx represent function keys to select option bar choices OFF Frans TANFL FI F2 E SPECIAL TRANSDUCER Selections are WEDGE TYPE different depending M on installed options il ES TRNFL TRANS sug Deg z o D o c 5 c Appears only on Channel Brees rrackie windows F2 VOLUMETRIC UNITS FREQUENCY ves ves Fi 2 F2 rs NES L a FLUID TYPE Ces ram Ge ED weno RAYUSHEAR a E S WETTE l 1 TER faxen OTER WEDGE ANGLE VOL DECIMAL DIGITS WATER TEMPERATURE FLUID SOUNDSPEED FLUID SOUNDSPEED El r Fe Percentage of Water o Wetted Type Clamp On Type WEDGE SOUNDSPEED Fi mim i PIPE MATERIAL a o ES p o c ui s a TOTALIZER UNITS FLUID TYPE 5 FS Fa FI F2 F3 F4 FI F2 F3 Fa Fi 2 h h p N gaia 1 gt
58. nstallation MAI O EE 1 1 A ef el 1 1 E apo A PU A a e 1 2 El ctr nics E Ee Le EE 1 2 PROS SUNOCO CNA ee ee RP an EEE ul 1 2 Transduc r LOCION AAA A nta dedic Ln uq Cain NE 1 2 A A ae cei cai un ai 1 3 Temperature Tronsmitters 1 3 Transducer Cables a uu E EE 1 3 Install Cy IONIC Bl eee cs A eaten Vase nn ii 1 3 Installing Temperature Transmitters 1 4 Mounting the DF868 Electronic Console 1 5 Maki aElectricalsGonmectieiSu s usu Gamers atleti a Suede is a 1 5 Ang tre Line Power calata so Sf ile Cla ili ab tt rica ini tha eds Con ets tice ate 1 6 Wiring the Transducers recluso toni etes ne int eee 1 8 Wiring the 0 4 20 mA Analog Outputs 2 1 9 Wiringthe SOHO POL sorrisi dan assassinats eaten art Pd ee a AN ts ut 1 9 Wiring an Alarms Option Carga evade ter s po o D YO ee pau ne 1 13 Wiring q 0 4 20 mA Analog Inputs Option Card rara 1 14 Wiring a Totalizer Frequency Outputs Option Card 1 15 Mini Ee TE RTD ptis Option C GIG SES lella 1 16 Wiring a 0 4 20 mA Analog Outputs Option Card 1 16 Wiring g MODBIOS p OR ai 1 16 March 2008 rT Tteee_ kAEEE Table of Contents cont Chapter 2 Initial Setup IRP ege 2 1 Navigating
59. nsure an accurate measurement If you have selected a special wetted transducer the meter now rejoins the standard programming sequence However if you have selected a special clamp on transducer two additional prompts appear e Use the numeric keys to enter the Wedge Angle the angle of the ultrasonic transmission in degrees and press ENT Note In TransFlection mode you must enter a separate wedge angle for both the transmit transducer and the receive transducer f Use the numeric keys to enter the Wedge Soundspeed in ft sec or m sec and press ENT Initial Setup 2 9 March 2008 Pipe Material Pipe OD 3 Use the F1 F4 and gt keys to select the Pipe Material as listed in Table 2 6 below Table 2 6 Pipe Materials Pipe Material Category Specific Material Steel Carbon Steel or Stainless Steel Iron Ductile Iron or Cast Iron Cu Copper None AI Aluminum None Brass None CuNi Copper Nickel 70 Cu 30 Ni or 90 Cu 10 Ni Glass Pyrex Flint or Crown Plastic Nylon Polyester Polypropylene PVC CPVC Acrylic Other Any material Note Depending on the pipe material choice another window may appear asking you to specify the specific material If you have selected Other the DF868 prompts you to enter the sound speed 4 Enter the known Pipe OD or circumference and press F1 F4 to select the appropriate units as shown in Table 2 7 below Press ENT The meter will on
60. of one of the following types 1 Transmitter Input Board with two isolated 0 4 20 mA inputs and 24 V loop power 2 RTD Input Board with two isolated 3 wire RTD inputs Span 148 to 662 F 100 to 350 C Analog Output Options All meters come with two isolated 0 4 20 mA current outputs 550 Q maximum load Optional selection of up to 3 additional output boards each with four isolated 0 4 20 mA outputs 1 000 2 maximum load Totalizer Frequency Output Options Select up to 3 Totalizer Frequency Output Boards each with four outputs per board 10 KHz max All boards allow software selectable functioning in two modes Totalizer Mode one pulse per defined unit of parameter e g 1 pulse gal Frequency Mode pulse frequency proportional to magnitude of parameter e g 10 Hz 1 gpm Alarm Options Select up to 2 boards of one of the following types Basic Relay Board with three general purpose Form C relays Hermetic Relay Board with three hermetically sealed Form C relays Maximum Relay Ratings 120 VAC AC Voltage 28 VDC DV Voltage SA AC DC Current 60 VA AC Power 30 W DC Power General Purpose or 56 W DC Power Hermetically Sealed Note maximum of six input output option boards may be installed 4 4 Specifications March 2008 Operational Specifications Site Parameter Programming Data Logging Display Functions Printer Signal Output The operational specifications for the Model D
61. of this unit Simply slide the Model DF868 into the rack at the desired height and fasten the unit securely to the rack with four screws in the locations provided at the sides of the front panel After the unit has been physically mounted into the rack proceed to the next section for Instructions on wiring the meter Rack Mount Wiring The rack mount Model DF868 requires exactly the same electrical connections as the standard version However the locations and type of connectors used for the various components are different Refer to Figure C 2 on page C 4 and complete the following steps 1 Wire the power input on the right side of the rear panel as follows a Make sure a fuse item 4 of the proper size and type is installed b Connect the female end of the line cord provided to the power input receptacle item 3 c Connect the earth ground screw terminal item 2 to a ground point on the rack 2 Wire the transducers as follows a Connect the pair of cables supplied with the meter to the Channel 1 upstream and downstream BNC transducer connectors on the left side of the rear panel b For a 2 Channel meter repeat the above step for the Channel 2 transducer connectors if the second channel is to be used c Complete the transducer wiring in accordance with the instructions in Chapter 1 Installation of this manual Optional Enclosures C 1 March 2008 Rack Mount Wiring 3 Wire the 0 4 20 mA analog outp
62. or ENERGY ON Tracking Windows Additional Selections Enter the Water Temperature and press ENT YES Additional Selections No additional selections required Enter the Fluid Soundspeed and press ENT Then enter the Percentage of Water and press ENT Enter the Percentage of Water and press ENT Enter the Fluid Soundspeed and press ENT Enter the Minimum Sound speed and press ENT Then enter the Maximum Sound speed and press ENT Initial Setup March 2008 Reynolds Correction Calibration Factor 11 Press F1 to turn Reynolds Correction off or F2 to turn it on Note Reynolds Correction is a number based on the Kinematic Viscosity and flow rate of the fluid It should be enabled for most applications 12 When you enable the Reynolds Correction Factor you must also enter the Kinematic Viscosity of your fluid as listed in Sound Speeds and Pipe Size Data Use the numeric keys to enter a value and press ENT 13 Enter a value for the flow Calibration Factor and press ENT The default value is 1 00 but values between 0 50 and 2 00 may be entered 14 The menu now varies depending on whether you have activated the TransFlection or Transit Time mode If you activated the TransFlection mode the program asks for the Depth of Reflector This setting determines where in the pipe the DF868 looks for the reflected signal The default value is 50 Use the numeri
63. osure Wiring Diagram Installation C4 March 2008 Mounting Holes Handle y Mounting Holes Handle DF868 LCD Display Function Keys Console Keys Main Keypad Figure C 3 Model DF868 Rack Mount Enclosure Front Panel Layout Installation C 5 Appendix D Measuring P and L Dimensions March 2008 Measuring P and L If you are using wetted transducers the DF868 requires you to enter the path length P and the axial dimension L P is the transducer face to face distance and L is the axial projection of P in the flow stream To determine L physically measure the distance between the center of the transducer ports at the inside wall as shown in Figure D 4 below if possible If not consult the factory Figure D 4 Top View of 180 Transducer Installation To determine P you need the following the pipe inside diameter ID the wall thickness WT the installed pipe coupling length CL the transducers face depth FD the mounting angle MA Measuring P and L Dimensions D 1 March 2008 Measuring P and L cont Use Figure D 5 below to properly measure the coupling length Typically the transducer face is positioned just outside the inside diameter ID of the pipe or slightly retracted inside the coupling 7 D 7 Z A PG A _ Figure D 5 Determining the Pipe Coupling Length Use the following formula
64. ramming Manual for information on those User Program options not covered in this chapter In order to begin using the Model DF868 the following submenus within the User Program will be accessed ACTIV enables selection of the desired measurement method for a 2 Channel meter it is also used to activate a channel e SYSTM prompts the user to enter the required system data PIPE prompts the user to enter the required pipe parameters As a guide in following the programming instructions in this chapter the relevant portions of the Model DF868 menu map have been reproduced in Figure 2 1 on page 2 17 and Figure 2 2 on page 2 18 Note There are minor differences at the start of the ACTIV and SYSTM submenus for the 1 Channel and 2 Channel models but the PIPE submenus are identical The following discussion assumes that the left screen pane is active If the right screen pane is active only the function key designations change That is replace F1 F4 with F5 F8 Be sure to record all programming data in Appendix B Data Records Use the keypad as described in the Programming Manual to navigate through the User Program The menu map may be followed in sequence or the T and keys may be used to scroll through the prompt screens The lt key may be used to delete the last alphanumeric character that was entered from the keypad Initial Setup 2 1 March 2008 Accessing the User Program 1 Channel
65. s listed in Table 2 4 below Table 2 4 Power Unit Options English Power Units Metric Power Units kBTU Thousands of British KCAL sec Kilocalories second Thermal Units per Hour MMBTU Millions of British MCAL sec MegaCalories Thermal Units per Hour second kW kilowatts kW kilowatts Tons MW Megawatts 2 Use the F1 F4 keys to select the Power Decimal Digits the digits to the right of the decimal point for displaying power 3 Use the F1 F4 keys to select the Total Energy units shown in Table 2 5 below Table 2 5 Energy Unit Options English Energy Units Metric Energy Units kBTU Thousands of British kCAL Kilocalories Thermal Units MMBTU Millions of British MCAL MegaCalories Thermal Units kWHr Kilowatt Hours kW Kilowatt Hour Tons MW Megawatt Hour 4 Use the F1 F4 keys to select the Energy Decimal Digits the digits to the right of the decimal point for displaying total energy 5 Press F1 to make measurements in a Cooling system or F2 to make measurements in a Heating system 6 Press F1 to conduct Flow Measurement at the point of return where the liquid exits or F2 to measure flow at the point of supply where the liquid enters When the above selection has been made the meter exits the SYSTM submenu and returns to the initial User Program screen Proceed directly to the next section to program the PIPE submenu 2 8 Initial
66. selection of the channel mode display option for a 2 channel Model DF868 or immediately after the internal checks for a 1 channel Model DF868 Chi label CSS Use the F1 F4 lt and gt Ch1 Velocity Ft s keys to select the desired display parameter option See Table 3 2 6 9 5 on page 3 6 for a complete description of the available error codes appear here options VEL SUI TOTL Bos Operation 3 5 March 2008 Taking Measurements cont Foundation Fieldbus Communications Note CAI or Ch2 which is shown in parentheses above appears only with a 2 Channel Model DF868 Table 3 2 Measurement Parameter Options Option Bar Choice F1 VEL Flow Velocity F2 VOLUM Volumetric Flow F3 TOTL Forward Totalized Volume Flow F4 TOTL Reverse Totalized Volume Flow gt F1 TIME Total Flow Measurement Time gt F2 MDOT Mass Flow gt F3 MASS Forward Totalized Mass Flow gt F4 MASS Reverse Totalized Mass Flow gt gt F1 POWER Energy Flow Power gt gt F2 ENRG Forward Energy Flow gt gt F3 ENRG Reverse Energy Flow gt gt F4 DIAG Diagnostic Available only if Mass Flow is enabled Available only if Energy Option is enabled In the SETUP submenu the Advanced Features option offers a MASS Mass Flow option The SYSTEM
67. sole and the flowcell transducers Installing a flowcell Installing temperature transmitters Installing the Electronics Console Wiring the Electronics Console IWARNING The Model DF868 flowmeter can measure the flow rate of many liquids some of which are potentially hazardous In such cases proper safety practices must be observed Be sure to follow all applicable local safety codes and regulations for installing electrical equipment and working with hazardous liquids or flow conditions Consult company safety personnel or local safety authorities to verify the safety of any procedure or practice ATTENTION EUROPEAN CUSTOMERS In order to meet CE Mark requirements all wiring connections must be made in accordance with the instructions in Appendix A CE Mark Compliance Unpacking Carefully remove the electronics console the transducers and the cables from the shipping containers Before discarding any of the packing materials account for all components and documentation listed on the packing slip The discarding of an important item along with the packing materials is all too common If anything is missing or damaged contact the factory immediately for assistance Installation 1 1 March 2008 Site Considerations Electronics Console Location Flowcell Location Transducer Location Because the relative physical locations of the flowcell and the Model DF868 electronics console are important use the gui
68. state Shannon County Clare Ireland d clarons sous notre propre responsabilit que les DF868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter r latif 0 cette d claration sont en conformit avec les documents suivants e EN 61326 1998 Class A Annex A Continuous Unmonitored Operation e EN 61010 1 1993 A2 1995 Overvoltage Category II Pollution Degree 2 suivant les r gles de la Directive de Compatibilit Electromagn tique 89 336 EEC et de la Directive Basse Tension 73 23 EEC Les mat riels list s ci dessus ainsi que les transducteurs pouvant tre livr s avec les manchettes faisant l objet d une d claration de conformit s par e ne portent pas le marquage CE de la directive des quipements sous pression car ils sont fournis en accord avec la directive 97 23 EC des quipements sous pression pour les DN lt 25 Article 3 section 3 qui concerne les pratiques et les codes de bonne fabrication pour l ing nierie du son Shannon June 1 2002 pe P AF ARE Mr James Gibson DIRECTEUR G N RAL CE e LS EN IS0 9002 Shannon T V ESSEN ISO 9001 U S CERT DOC H4 August 2004 Sensing KONFORMIT TS ERKLARUNG Wir Panametrics Limited Shannon Industrial Estate Shannon County Clare Ireland erkl ren in alleiniger Verantwortung da die Produkte DF
69. submenu offers an ENERGY OPTION If you enable these options the related options listed in Table 3 2 above are available However if you do not enable these options the six options indicated do not appear and the DIAG option will appear in the F2 position on the second option bar screen By following the instructions in this section the Model DF868 can be set up to display the desired channel option for a 2 Channel meter and the desired measurement parameter To utilize the more advanced display capabilities of the Model DF868 refer to the Programming Manual and or the Service Manual for the instrument Foundation Fieldbus provides a means of communicating with the flowmeter The patent numbers which apply are 5 909 363 and 6 424 872 This Foundation Fieldbus device supports two Analog Input AI blocks which can be configured to supply the following measurements on the network see Table 3 3 on page 3 7 3 6 Operation March 2008 Table 3 3 Available Measurements Using Foundation Fieldbus Channel 1 Units Channel 2 Units Ch1 Velocity ft s or m s Ch2 Velocity ft s or m s Avg Velocity ft s or m s Ch1 Act Volumetric VOL_U Ch2 Act Volumetric VOL_U Avg Act Volumetric VOL_U Ch1 Std Volumetric VOL_U Ch2 Std Volumetric VOL_U Avg Std Volumetric VOL_U Ch1 Fwd Totals TOT_U Ch2 Fwd Totals TOT_U Avg Fwd Totals TOT_U Ch1 Rev Totals TOT_U Ch2 Rev
70. tation For more information on setting up the MAC address refer to Chapter 6 of the Programming Manual Table 1 2 RS232 to Ethernet Interconnections DF868 Type Terminal Block Terminal Block RS232 on TBlon Main Board Ethernet Card Wall Mount TX Pin 1 RX Pin 2 Pin 3 RS232 on TB2 on Main Board Ethernet Card Rack Mount TX Pin 1 RX Pin 2 Pin 3 Wiring the MODBUS TCP Customers can also use a modified DF868 that provides a MODBUS Interface TCP interface to communicate to an internal network An optional MODBUS TCP card with a unique MAC IP address installed only in slots 5 or 6 includes an RJ45 connector To connect the MODBUS TCP enabled DF868 to the network insert the jack of an RJ45 cable into the RJ45 connector route the cable through the bottom of the DF868 and wire the other end of the cable to the Ethernet network according to the manufacturer s instructions Note The MAC address for a specific DF 868 is included with customer documentation For more information on setting up the MAC address refer to Chapter 6 of the Programming Manual Installation 1 11 March 2008 Wiring the Foundation Fieldbus network connections are made at J8 J9 pins 1 and 2 see Fieldbus Network Figure 1 5 below Optionally a shield can be connected to J8 J9 pin 3 depending on the network wiring Connector J8 or J9 will be installed depending on the option ordered by the customer No connections are ma
71. urbed flow downstream from the measurement point To ensure undisturbed flow avoid sources of turbulence in the fluid such as valves flanges expansions and elbows 2 Because sediment at the bottom of the pipe and gas at the top of the pipe may cause attenuation of the ultrasonic signal locate the transducers on the side of a horizontal pipe when possible If limited pipe access necessitates top mounted transducers and the sound beam path includes a reflection shift the transducers to at least 10 off top center This will minimize the influence of any sediment or gas on the reflected ultrasonic signals 1 2 Installation March 2008 Cable Lengths Temperature Transmitters Transducer Cables Installing a Flowcell Locate the flowcell transducers as close as possible to the electronics console The factory supplies transducer cables up to 1 000 ft 306 m in length If longer cables are required consult the factory for assistance When installing temperature transmitters in the flowcell locate them downstream of the flow transducers These transmitters should be positioned no closer to the flow transducers than 2 pipe diameters and no further away from the flow transducers than 20 pipe diameters When installing the transducer cables always observe established standard practices for the installation of electrical cables Specifically do not route transducer cables alongside high amperage AC power lines or any other
72. uts at the left side of the rear cont panel in accordance with the instructions in Chapter 1 Installation of this manual 4 Wire the RS232 serial port by completing the following steps a Purchase or prepare a suitable serial cable This cable should have a standard female DB9 connector wired as shown in Figure C 2 on page C 4 for connection to the rear panel of the Model DF868 The other end should be as required for the external device b Complete the serial port wiring in accordance with the instructions in Chapter 1 Installation of this manual 5 Wire any installed option cards using the same procedures described in Chapter 1 Installation of this manual and the pin assignments shown in Figure C 2 on page C 4 6 Place the power switch item 1 in the ON position The Model DF868 is now completely wired Proceed to Chapter 2 Initial Setup of this manual for further instructions Rack Mount Front Panel The keypad and LCD display for the rack mount Model DF868 are located on the front panel These items are identical in form and function to those used on the standard Type 4X enclosure but the layout is somewhat different Refer to Figure C 3 on page C 5 for the front panel layout of the rack mount Model DF868 and follow the standard procedures detailed in the main body of this manual C 2 Optional Enclosures March 2008 14 83 377 m 4 19 106 16 99 432 ls
73. x SETUP ADVAN MULTIK cont K Factor Table K Factor Vel Reyn K Factor K Factor Vel Reyn K Factor 13 14 13 15 15 16 16 17 17 18 18 19 19 20 20 CHx SETUP ADVAN MASS Channel 1 Channel 2 if applicable Mass Flow No Mass Flow No Yes Static Density Static Density CHx SETUP ADVAN CODEL Code Length Auto 1bit 2bit 4bit 11bit Code Length Auto 1bit 2bit 4bit 11bit CHx SETUP ADVAN ActTw Active Tw No Yes Active Tw No Yes Minimum Tw Minimum Tw Maximum Tw Maximum Tw Data Records B 5 Appendix C Optional Enclosures INTRODUCTION sissies oo ia See E ine C 1 Rack Mount Enclosure C 1 Rock Mount Wiring ara l Ren C 1 Rack Mount Front Panel C 2 March 2008 Introduction Upon request the Model DF868 flowmeter may be supplied in an enclosure other than the standard Type 4X enclosure described in Chapter 1 Installation of this manual Although the standard installation and wiring instructions still apply in general terms some of the details may vary for different enclosure types Refer to the appropriate sections of this appendix for the specific type of enclosure provided Rack Mount Enclosure The Model DF868 flowmeter is available in a rack mount enclosure for installation in a standard 19 electronics rack Refer to Figure C 1 on page C 3 for the dimensions
74. xternal Power Supply 24 VDC POWER SUPPLY Analog Input Transmitter IN Sensor OUT Analog Input Transmitter e OUT Sensor e IN With Internal Power Supply Figure 1 7 Analog Input Wiring Diagram Installation March 2008 __TTTT T T T T T T T T T Y YyI lt Wiring a 0 4 20 mA Wire the analog input terminal block in accordance with the pin Analog Inputs Option Card number assignments shown in Figure 1 10 on page 1 18 cont If the flowmeter system includes additional transmitters the Model DF868 can accommodate up to three more analog inputs option cards These option cards are identical to the temperature card described on page 1 14 and they should be wired in the same manner see Figure 1 10 on page 1 18 The analog inputs on the option card s can be calibrated with the Model DF868 s built in analog outputs However be certain that the analog outputs have been calibrated first See Chapter 1 Calibration in the Service Manual for the appropriate procedures Wiring a Totalizer The Model DF868 can accommodate up to four totalizer frequency Frequency Outputs Option outputs option cards Each totalizer frequency outputs option card Card provides four outputs designated as A B C and D that can be used as either totalizer or frequency outputs Each totalizer frequency output requires two wires Wire this terminal block in accordance
75. xternal device If desired an appropriate cable may be purchased from the factory Table 1 1 RS232 Connection to DCE or DTE Device Signal DCE DB9 Description Pin DTR Data 4 Terminal Ready CTS Clear to Send COM Ground RX Receive TX Transmit Installation 1 9 March 2008 Wiring the RS232 Interface cont Wiring the RS485 Interface Note Signal names that imply direction e g transmit and receive are named from the point of view of the DTE device the GE meter is usually considered the DTE device When the RS232 standard is strictly followed these signals are labeled with the same name and pin on the DCE device side as well Unfortunately the convention is not followed because the DTE and DCE side get confused Therefore connections that imply direction are changed to reflect their direction on the DCE side 4 Feed the flying leads end of the cable through the conduit hole and wire it to terminal block J1 Connect the other end of the cable to the printer ANSI terminal or personal computer and secure the cable clamp After the wiring has been completed consult the User s Manual for the external device to configure it for use with the Model DF868 Use the optional RS485 serial port to network multiple DF868 flowmeters to a single computer terminal Upon request the standard RS232 port on the DF868 may be configured as a two wire half duplex RS485 inter
76. y Open NO Output C Common C Output C Normally Open NO Output D Common C Output D Normally Open NO RTD INPUTS Description Input A SIG Input A Common C Input A Common C Unused Input B SIG Input B Common C Input B Common C Unused Figure 1 10 Model DF868 Electronics Console Wiring ref dwg 702 213 sht 1 of 2 Installation Chapter 2 Initial Setup Introduction sense A 2 1 Navigating Through the User Program 2 1 Accessing the User Program 2 2 Activating a Chonnel 2 3 Entering System Data for a Channel 2 4 Entering Pipe Data 8 2 9 Exiting the User Program 2 15 March 2008 Introduction Navigating Through the User Program This chapter provides instructions for entering the minimum amount of programming data required to place the Model DF868 flowmeter into operation Before the Model DF868 can begin taking measurements and displaying valid data the system and pipe parameters must be entered In addition if you plan to use both channels of a 2 channel meter each channel must be activated prior to use Additional programming options provide access to the more advanced features of the Model DF868 but this information is not required to begin taking measurements Note See the Prog

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