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Reference Manual

00809-0100-4793, Rev CA
August 2004

Rosemount 8742C

www.rosemount.com

Table of Contents

SECTION 1
Introduction

System Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Safety Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Return of Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

SECTION 2
Installation

Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Transmitter Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Pre-Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

Identify Options and Configurations . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Hardware Switches. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Simulate Enable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Transmitter Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Changing Hardware
Switch Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Rotate Transmitter Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3

Wiring. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

Conduit Ports and Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Conduit Connections  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Conduit Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Transmitter Coil Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Installation Category. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Overcurrent Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Transmitter Communication Input  . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Power Conditioning  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Field Wiring. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Transmitter Wiring Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Transmitter to
Flowtube Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Flowtube to Remote Mount Transmitter Connections  . . . . . . . . . . 2-9
Flowtube to Integral Mount Transmitter Connections. . . . . . . . . . 2-10

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Содержание 8700 Series

Страница 1: ...nt com Reference Manual 00809 0100 4793 Rev CA August 2004 Rosemount 8742C Magnetic Flowmeter Transmitter with FOUNDATION Fieldbus and 8700 Series Magnetic Flowmeter Flowtube P r o d u c t D i s c o n t i n u e d ...

Страница 2: ......

Страница 3: ...a trademark of the Fieldbus Foundation Cover photo 8742h0002 NOTICE Read this manual before working with the product For personal and system safety and for optimum product performance make sure you thoroughly understand the contents before installing using or maintaining this product Within the United States Rosemount Inc has two toll free assistance numbers Customer Central Technical support quot...

Страница 4: ......

Страница 5: ...es 2 2 Simulate Enable 2 2 Transmitter Security 2 2 Changing Hardware Switch Settings 2 3 Rotate Transmitter Housing 2 3 Wiring 2 4 Conduit Ports and Connections 2 4 Conduit Connections 2 4 Conduit Cables 2 5 Transmitter Coil Input 2 5 Installation Category 2 6 Overcurrent Protection 2 6 Transmitter Communication Input 2 6 Power Conditioning 2 6 Field Wiring 2 6 Transmitter Wiring Connection 2 7 T...

Страница 6: ...ion Sanitary Flowtube 3 12 Gaskets 3 12 Alignment and Bolting 3 12 Grounding 3 12 Process Leak Protection Optional 3 15 Standard Housing Configuration 3 16 Relief Valves 3 16 Process Leak Containment 3 17 SECTION 4 Configuration Calibration 4 1 Quick Start Up 4 2 Flowtube Calibration Number 4 2 Assigning Device Tag and Node Address 4 2 AI Block 4 3 Arithmetic Block 4 3 Integrator 4 3 PID Block 4 4...

Страница 7: ... Step 3 Wiring Errors 6 3 Step 4 Process Noise 6 3 Step 5 Installed Flowtube Tests 6 3 Step 6 Uninstalled Flowtube Tests 6 5 APPENDIX A Reference Data Rosemount 8742C Transmitter Specifications A 1 Functional Specifications A 1 Foundation Fieldbus Specifications A 3 Performance Specifications A 4 Physical Specifications A 5 Rosemount 8705 and 8707 Flowtubes Specifications A 5 Functional Specificat...

Страница 8: ...tter Approval Information B 3 Flowtube Approval Information B 7 APPENDIX C Resource Block Definition C 1 Parameters and Descriptions C 1 Resource Block Errors C 5 Modes C 5 Alarm Detection C 6 Status Handling C 6 VCR C 6 Troubleshooting C 6 APPENDIX D Transducer Block Definition D 1 Parameters and Descriptions D 2 Flow Specific Block Configuration Values D 3 Transducer Block Errors D 4 Transducer ...

Страница 9: ...er vertically or horizontally Coils located on opposite sides of the flowtube create a magnetic field A conductive liquid moving through the magnetic field generates a voltage at the two electrodes that is proportional to the flow velocity The transmitter drives the coils to generate a magnetic field and electronically conditions the voltage detected by the electrodes The transmitter then amplifie...

Страница 10: ...aintenance Software Operation Hardware Maintenance Replacing the FOUNDATION fieldbus Electronics Housing Section 6 Troubleshooting Troubleshooting Procedures Electrical Circuit Diagrams Appendix A Reference Data Specifications for Rosemount 8742 Transmitter and 8700 Series Flowtubes Ordering Tables Dimensional Drawings Appendix B Product Certifications Transmitter Approval Information Flowtube App...

Страница 11: ...s a day will assist you with any needed information or materials The center will ask for product model and serial numbers and will provide a Return Material Authorization RMA number The center will also ask for the name of the process material to which the product was last exposed Mishandling products exposed to a hazardous substance may result in death or serious injury If the product being retur...

Страница 12: ...Reference Manual 00809 0100 4793 Rev CA August 2004 1 4 Rosemount 8742C ...

Страница 13: ... instructions unless qualified Verify that the operating environment of the flowtube and transmitter is consistent with the appropriate FM or CSA approval Do not connect a Rosemount 8742C to a non Rosemount flowtube that is located in an explosive atmosphere The flowtube liner is vulnerable to handling damage Never place anything through the flowtube for the purpose of lifting or gaining leverage ...

Страница 14: ...wer source must be ensured Identify Options and Configurations The standard application of the Rosemount 8742C includes a FOUNDATION fieldbus output Be sure to identify options and configurations that apply to your situation and keep a list of them nearby for consideration during the installation and configuration procedures Hardware Switches The Rosemount 8742C electronics board is equipped with ...

Страница 15: ...vironment in order to protect the electronics 1 Disconnect power to the transmitter 2 Unscrew and remove the electronics cover 3 Identify the location of the switch 4 Change the setting of the desired switches with a small screwdriver Refer to Figure 2 1 5 Screw and tighten the electronics cover Rotate Transmitter Housing The electronics housing can be rotated on the flowtube in 90 increments by l...

Страница 16: ... metal plugs Housing damage will result if metal plugs are overtightened Proper electrical installation is necessary to prevent errors due to electrical noise and interference Before making any electrical connections to the Rosemount 8742C consider the following standards and be sure to have proper power supply conduit and other accessories Shielded cable must be used for best results in electrica...

Страница 17: ...nt 8742C Magnetic Flowmeter Transmitter is a four wire device This wiring section covers supplying power to the flowtube coils through the transmitter The transmitter coil input power sends a pulsed DC frequency to the flowtube Wire the transmitter according to local electrical requirements Ground the transmitter cage via the threaded conduit connection For ac power applications connect ac Neutral...

Страница 18: ...ication terminals NOTES Do not exceed 32 V dc at the transmitter communication terminals Do not apply ac line voltage to the transmitter communication terminals Improper supply voltage can damage the transmitter Power Conditioning Each fieldbus power supply requires a power conditioner to decouple the power supply output from the fieldbus wiring segment Field Wiring Power independent of the coil p...

Страница 19: ... the power terminals When wiring to screw terminals crimped lugs are recommended Tighten the terminals to ensure adequate contact Both transmitter covers must be fully engaged to meet explosion proof requirements Do not remove the transmitter covers in an explosive atmosphere when the transmitter is powered 1 Figure 2 4 Rosemount 8742C Transmitter Field Wiring 1 Pending final approval 8742 8742_01...

Страница 20: ...ive and electrode cables is needed between a flowtube and a remote transmitter Bundled cables in a single conduit are likely to create interference and noise problems in your system Use one set of cables per conduit run See Figure 2 6 for proper conduit installation diagram and Table 2 2 for recommended cable For integral and remote wiring diagrams refer to Figure 2 7 and Figure 2 8 Figure 2 6 Con...

Страница 21: ...bles as shown in Figure 2 7 Do not connect ac power to the flowtube or to terminals 1 and 2 of the transmitter or replacement of the electronics board will be necessary Figure 2 7 Wiring Diagram Description Part Number Signal Cable 20 AWG Belden 8762 Alpha 2411 equivalent 08712 0061 0001 Coil Drive Cable 14 AWG Belden 8720 Alpha 2442 equivalent 08712 0060 0001 Combination Signal and Coil Drive Cab...

Страница 22: ...nnect ac power to the flowtube or to terminals 1 and 2 of the transmitter or replacement of the electronics board will be necessary Figure 2 8 Wiring Diagram to Rosemount 8732C 8742C Transmitter Table 2 4 Flowtube to Integral Mount Transmitter Rosemount 8712D H Transmitters Rosemount 8705 8707 8711 Flowtubes 1 1 2 2 17 17 18 18 19 19 Electronics Board 8732 8732B01A Rosemount 8732C 8742C Rosemount ...

Страница 23: ...autions to ensure the safety of the personnel performing the operations Please refer to the following safety messages before performing any operation in this section SAFETY MESSAGES This symbol is used throughout this manual to indicate that special attention to warning information is required Failure to follow these installation guidelines could result in death or serious injury Installation and ...

Страница 24: ... serious injury Avoid contact with the leads and terminals High voltage that may be present on leads can cause electrical shock The flowtube liner is vulnerable to handling damage Never place anything through the flowtube for the purpose of lifting or gaining leverage Liner damage can render the flowtube useless To avoid possible damage to the flowtube liner ends do not use metallic or spiral woun...

Страница 25: ...with a lifting lug on each flange The lifting lugs make the flowtube easier to handle when it is transported and lowered into place at the installation site Flanged to 4 inch flowtubes do not have lugs They must be supported with a lifting sling on each side of the housing Figure 3 1 shows flowtubes correctly supported for handling and installation Notice the plywood end pieces are still in place ...

Страница 26: ... should be installed in a position that ensures the flowtube remains full during operation Figures 3 3 3 4 and 3 5 show the proper flowtube orientation for the most common installations The following orientations ensure that the electrodes are in the optimum plane to minimize the effects of entrapped gas Vertical installation allows upward process fluid flow and is generally preferred Upward flow ...

Страница 27: ...f horizontal would place an electrode at or near the top of the flowtube thereby making it more susceptible to insulation by air or entrapped gas at the top of the flowtube Figure 3 5 Horizontal Flowtube Orientation The electrodes in the Rosemount 8711 are properly oriented when the top of the flowtube is either vertical or horizontal as shown in Figure 3 6 Avoid any mounting orientation that posi...

Страница 28: ...tion Flow Direction The flowtube should be mounted so that the FORWARD end of the flow arrow shown on the flowtube identification tag points in the direction of flow through the tube see Figure 3 7 Figure 3 7 Flow Direction 8711 8711 E01AB 8711 8711 F01A 45 Electrode Plane 45 Electrode Plane FLOW 8712 0281H02FD ...

Страница 29: ...flowtubes with lining protectors or a grounding electrode require only one gasket on each end connection as shown in Figure 3 8 If grounding rings are used gaskets are required on each side of the grounding ring as shown in Figure 3 9 Figure 3 8 Gasket Placement Figure 3 9 Gasket Placement with Non attached Grounding Rings Flange Bolts Suggested torque values by flowtube line size and liner type a...

Страница 30: ...ications for Rosemount 8705 and 8707 High Signal Flowtubes Teflon Tefzel liner Polyurethane liner Size Code Line Size Class 150 pound feet Class 300 pound feet Class 150 pound feet Class 300 pound feet 005 1 2 inch 15 mm 8 8 010 1 inch 25 mm 8 12 015 11 2 inch 40 mm 13 25 7 18 020 2 inch 50 mm 19 17 14 11 030 3 inch 80 mm 34 35 23 23 040 4 inch 100 mm 26 50 17 32 060 6 inch 150mm 45 50 30 37 080 8...

Страница 31: ...4457 030 3 inch 80 mm 14 5935 14 5935 18 7612 18 12264 040 4 inch 100 mm 17 7038 17 7038 30 9944 30 16021 060 6 inch 150mm 23 7522 32 10587 60 16571 60 26698 080 8 inch 200 mm 35 11516 35 11694 66 18304 66 36263 100 10 inch 250 mm 31 10406 59 16506 105 25835 105 48041 120 12 inch 300 mm 43 14439 82 22903 109 26886 109 51614 140 14 inch 350 mm 42 13927 80 22091 156 34578 156 73825 160 16 inch 400 m...

Страница 32: ...n the pipe flanges Stud specifications are listed in Table 3 4 Using carbon steel bolts on smaller line sizes 0 15 through 1 inch 4 through 25 mm rather than the required stainless steel bolts will degrade performance Table 3 3 Flange Bolt Torque and Bolt Load Specifications for Rosemount 8705 Size Code Line Size Polyurethane Liner PN 10 PN 16 PN 25 PN 40 Newton meter Newton Newton meter Newton Ne...

Страница 33: ...his ring scenario are located on the inside of the ring Figure 3 11 Gasket Placement with Centering Rings Flange Bolts Flowtube sizes and torque values for both Class 150 and Class 300 flanges are listed in Table 3 5 Tighten flange bolts in the incremental sequence shown in Figure 3 10 Always check for leaks at the flanges after tightening the flange bolts All flowtubes require a second torquing 2...

Страница 34: ...ation GROUNDING Process grounding the flowtube is one the most important details of flowtube installation Proper process grounding ensures that the transmitter amplifier is referenced to the process This creates the lowest noise environment for the transmitter to make a stable reading Use Table 3 6 to determine which grounding option to follow for proper installation Table 3 5 Flange bolt Torque S...

Страница 35: ...imal impedance The Internal Ground Connection Protective Ground Connection located in side the junction box is the Internal Ground Connection screw This screw is identified by the ground symbol Figure 3 13 No Grounding Options or Grounding Electrode in Lined Pipe Table 3 6 Grounding Installation Grounding Options Type of Pipe No Grounding Options Grounding Rings Grounding Electrodes Lining Protect...

Страница 36: ... Rosemount 8742C 3 14 Figure 3 14 Grounding with Grounding Rings or Lining Protectors Figure 3 15 Grounding with Grounding Rings or Lining Protectors Earth Ground Grounding Rings or Lining Protectors 8705 038C Earth Ground 8711 0360A01B Grounding Rings ...

Страница 37: ...ment The housing is completely welded and gasket free The three housing configurations are identified by the W0 W1 or W3 in the model number option code when ordering Below are brief descriptions of each housing configuration which are followed by a more detailed overview Code W0 sealed welded coil housing standard configuration Code W1 sealed welded coil housing with a relief valve capable of ven...

Страница 38: ...lded coil housing This configuration does not provide separate electrode compartments with external electrode access This optional housing configuration provides a relief valve in the housing to prevent possible overpressuring caused by damage to the lining or other situations that might allow process pressure to enter the housing The relief valve will vent when the pressure inside the flowtube ho...

Страница 39: ...onents The electrode compartments are designed to contain the process fluid at full line pressure An o ring sealed cover provides access to each of the electrode compartments from outside the flowtube drainports are provided in each cover for the removal of fluid NOTE The electrode compartment could contain full line pressure and it must be depressurized before the cover is removed Figure 3 19 Hou...

Страница 40: ...DATION fieldbus technology and the function blocks used in the transmitter refer to Appendix C Resource Block Appendix D Transducer Block and Appendix E Field Removable Electrodes Calibration Rosemount flowtubes are wet calibrated at the factory They do not need further calibration during installation Figure 4 1 illustrates how the flow signal is channeled through the transmitter Figure 4 1 Functi...

Страница 41: ...onment the 8742C can be configured using the DeltaV configuration tool or another FOUNDATION fieldbus configuration device The calibration number is more than a correction factor or K factor for the flowtube The first five digits represent the low frequency gain The ninth through thirteenth digits represent the high frequency gain Both numbers are normalized from an ideal number of 10000 Standard ...

Страница 42: ...tension function for a primary input and applies the nine 9 different arithmetic types as compensation to or augmentation of the range extended input All operations are selected by parameter and input connection The nine 9 arithmetic functions are Flow Compensation Linear Flow Compensation Square Root Flow Compensation Approximate Btu Flow Traditional Multiply and Divide Average Summer Fourth Orde...

Страница 43: ...ize the block for use in your application you can configure filtering feedforward inputs tracking inputs setpoint and output limiting PID equation structures and block output action NOTE Refer to the FOUNDATION fieldbus Block product manual document 00809 0100 4783 for more details on configuring and troubleshooting the PID Block Standard Out GAIN e 1 1 τrs 1 τds α τds 1 F Series Out GAIN e 1 1 τr...

Страница 44: ...figuring the links between blocks and scheduling the blocks to execute in the proper order the application will not work correctly Most hosts and or configuration tools make this task a simple matter by using a Graphical User Interface GUI Figure 4 2 Measurement Configuration FBUS_48A Transducer Block Flow In AI Block Macro Cycle AI ...

Страница 45: ...0 4793 Rev CA August 2004 Rosemount 8742C 4 6 Advanced Applications Figure 4 3 Control Configuration Transducer Block AI Block PID Block Analog Output Block AO Flow In Out In Out CAS_IN BKCAL_OUT Macro Cycle AI1 PID AO FBUS_47A ...

Страница 46: ...ransmitter into the PID block of that transmitter Another set of links between the second PID and the AO block located in the control valve is required see Figure 4 4 Figure 4 4 Cascade Control Configuration AO PID2 PID AI2 AI1 Macro Cycle BKCAL_IN OUT IN AI Block 2 AI2 from second 8742C Transmitter OUT OUT IN IN Flow IN PID Block 2 PID2 from second 8742C Transmitter CAS_IN PID Block 1 PID1 AI Blo...

Страница 47: ...ITE_LOCK parameter During this time the block will function normally updating inputs and outputs and executing algorithms When the WRITE_LOCK condition is cleared a WRITE_ALM alert is generated with a priority that corresponds to the WRITE_PRI parameter The FEATURE_SEL parameter enables the user to select a hardware or software write lock or no write lock capability To enable the hardware security...

Страница 48: ...arm indicates a failure within a device that will make the device or some part of the device non operational This implies that the device is in need of repair and must be fixed immediately There are five parameters associated with FAILED_ALARMS specifically they are described below FAILED_ENABLED This parameter contains a list of failures in the device which makes the device non operational that w...

Страница 49: ...ly fail There are five parameters associated with MAINT_ALARMS they are described below MAINT_ENABLED The MAINT_ENABLED parameter contains a list of conditions indicating the device or some part of the device needs maintenance soon If the condition is ignored the device will eventually fail Below is a list of the conditions with the highest priority first 1 Auto Zero Failure 2 NV Writes Deferred 3...

Страница 50: ...mary Value Degraded 2 Electrode Signal Fault 3 High Process Noise 4 Grounding Wiring Fault ADVISE_MASK The ADVISE_MASK parameter will mask any of the failed conditions listed in ADVISE_ENABLED A bit on means the condition is masked out from alarming and will not be reported ADVISE_PRI ADVISE_PRI designates the alarming priority of the ADVISE_ALM The default is 0 and the recommended values are 1 or...

Страница 51: ...ltimeter MAINTENANCE 1 Auto Zero Failure Re run the auto zero procedure This function is suggested but not required when increasing the coil drive frequency 2 NV Writes Deferred Wait for deferred data to be saved in next 6hr period 3 Reverse Flow Detected Verify the flowtube is mounted properly Verify terminal block wiring is correct 4 Electronics Trim Failure Re run the electronics trim procedure...

Страница 52: ...e switch is already in the ON position you must move it to Off an place it back in to the ON position NOTE As a safety measure the switch must be reset every time power is interrupted to the device in order to enable SIMULATE This prevents a device that is tested on the bench from getting installed in the process with SIMULATE still active 2 To change both the OUT_D VALUE and OUT_D STATUS of the D...

Страница 53: ...tion Refer to these warnings when appropriate throughout this section SAFETY INFORMATION SOFTWARE OPERATION Instructions and procedures listed here are specific to the Rosemount 8742C Transmitter The examples use Delta V as the host system but other configuration tools can be used by consulting the index numbers in Appendix D Transducer Block Failure to follow these installation guidelines could r...

Страница 54: ...er 8742C Magmeter Caud Mag 8742C Trans Mag 8742C 8742C MID Good status no error messages Status Good Estado Bien Measure Bonne Messung OK Grounding Wiring Fault detected Grnd Wire Fault Falla Cabl Tierr Défaut Terre Fehler Erde Verk High transmitter temperature detected High 8742 Temp Temp 8742 Alta Temp 8742C Haute Hochtemp 8742 High process noise detected Hi Process Noise Ruid Proces Alto Bruits...

Страница 55: ...itter 2 Connect the transmitter to a Rosemount 8714D flowtube simulator 3 Power up the transmitter with the Rosemount 8714D connected and read the flow rate The electronics need about a 30 minute warm up time to stabilize 4 Initiate an electronics trim through the transducer block Click on the transducer block select calibrate and then select Electronics Trim The electronics trim takes about two m...

Страница 56: ...display to indicate that the procedure is running Configuring the Advanced Diagnostics and Empty Pipe This screen allows the user to selectively turn on off the magmeter diagnostics When a diagnostic check is turned off the user will not be notified via the status pages or the PV status parameter if the selected condition has been detected To get to this screen click on the transducer block proper...

Страница 57: ...art the process click Next 3 The transmitter will be put in Out of Service mode The coil drive will be set to 5 Hz The learning mode in 5 Hz mode is a 60 second process A countdown clock is shown in the window No intervention is required 4 The transmitter will then automatically change to 37 5 Hz coil drive frequency and repeat the same process as in the 5 Hz coil drive mode 5 After both sets of d...

Страница 58: ... Status Diagnostic Information If a diagnostic has been triggered the Rosemount 8742 transmitter can supply additional information to resolve the issue By clicking on the question mark in the upper right hand window and then selecting a diagnostic an informative help screen appears The first sentence of the help screen describes the symptom The second sentence describes the probable cause Correcti...

Страница 59: ...bol and coil 1 and 2 is infinity Confirm the resistance reading between electrode ground 17 and an electrode 18 or 19 is greater than 2 kohms and rises For more detailed information consult the flowtube product manual To turn off empty pipe diagnostic go to the diagnostic screen in the transducer block properties High Process Noise Detected The signal to noise ratio is less than 25 Increase transm...

Страница 60: ...process grounding Connect ground rings grounding electrode lining protector or grounding straps Grounding diagrams are included in the flowtube product manual verify flowtube is full Verify wiring between flowtube and transmitter is prepared properly Shielding should be stripped back less than 2 5 cm 1 in Use separate shielded twisted pairs for wiring between flowtube and transmitter Properly conn...

Страница 61: ...presented below Rosemount flowtubes do not have any parts that require calibration or maintenance To confirm the working condition of the flowtube refer to Section 5 Troubleshooting The following procedures will help you disassemble and assemble the 8742C hardware if you have followed the troubleshooting guide earlier in this section of the manual and determined that hardware components need to be...

Страница 62: ...possible to remove the terminal block from the electronics house without damaging the transmitter Replacing the FOUNDATION Fieldbus Electronics Boards The 8742C Magnetic Flowmeter Transmitter FOUNDATION fieldbus electronics boards may need to be replaced if they are damaged or nonfunctional Use the following procedures to replace electronics boards in the Rosemount 8742C You will need a small flat...

Страница 63: ...ectric power to the transmitter 2 Unscrew and remove the extended LCD meter cover 3 Loosen the three captive screws that anchor the local display to the electronics board stack 4 Slowly pull the local display away from the electronics board stack The indicator may be rotated in 90 increments for easy viewing The 20 pin connector can be placed in any of the 4 locations on the back of the local disp...

Страница 64: ...Reference Manual 00809 0100 4793 Rev CA August 2004 5 12 Rosemount 8742C ...

Страница 65: ...ection The Magnetic Flowmeter Transmitter performs self diagnostics on the entire magnetic flowmeter system the transmitter the flowtube and the interconnecting wiring By sequentially troubleshooting each individual piece of the magmeter system it becomes easier to pin point the problem and make the appropriate adjustments If there are problems Table 6 1 lists the most common magmeter problems and...

Страница 66: ...be failure shorted electrode See Step 2 Diagnostic Messages on page 6 3 Flowtube failure shorted or open coil See Step 2 Diagnostic Messages on page 6 3 Transmitter failure Replace the electronics boards Transmitter wired to correct flowtube Check wiring Noisy process Chemical additives upstream of magnetic flowmeter Complete the possible solutions listed under Step 4 Process Noise on page 6 3 Mov...

Страница 67: ...the transmitter for use with the 37 5 Hz coil drive mode only Run this function only with the transmitter and flowtube installed in the process The flowtube must be filled with process fluid with zero flow rate Before running the auto zero function be sure the coil drive mode is set to 37 5 Hz Set the loop to manual if necessary and begin the auto zero procedure The transmitter completes the proce...

Страница 68: ...d or Uninstalled Multimeter 1 and 2 R Open or Shorted Coil Remove and replace flowtube B Shields to Case Installed or Uninstalled Multimeter 17 and and case ground 17 and case ground Moisture in terminal block Leaky electrode Process behind liner Clean terminal block Remove flowtube C Coil Shield to Coil Installed or Uninstalled Multimeter 1 and 2 and 1nS 1nS Process behind liner Leaky electrode M...

Страница 69: ... from the terminal block and on the electrode head inside the flowtube The measurement electrodes 18 and 19 are on opposite sides in the inside diameter If applicable the third grounding electrode is in between the other two electrodes On 8711 flowtubes electrode 18 is near the flowtube junction box and electrode 19 is near the bottom of the flowtube Figure 6 2 The different flowtube models will h...

Страница 70: ...l in the terminal block Measure both electrodes One electrode should result in an open reading while the other electrode should be less than 275 19 and Electrode 1 17 and Grounding Electrode 17 and Ground Symbol 17 and 18 Open Open 17 and 19 Open Open 17 and 1 Open Open Table 6 3 Uninstalled Rosemount 8711 Wafer Flowtube Tests Measuring at Connections Hazardous Location Certification N0 N5 E5 CD 1...

Страница 71: ...42C TRANSMITTER SPECIFICATIONS Functional Specifications Flowtube Compatibility Compatible with Rosemount 8705 8711 and 8721 flowtubes Conductivity Limits Process liquid must have a conductivity of 5 microsiemens cm 5 micromhos cm or greater for 8742C Excludes the effects of interconnecting cable length in remote mount transmitter installations Flowtube Coil Resistance 25 maximum Flow Rate Range C...

Страница 72: ...rating 40 to 165 F 40 to 74 C without local operator interface 13 to 147 F 25 to 65 C with local operator interface Storage 40 to 185 F 40 to 85 C Humidity Limits 0 100 RH to 150 F 65 C Enclosure Rating NEMA 4X CSA Type 4X IEC 60529 IP67 transmitter Pollution Degree 2 Output Signal Manchester encoded digital signal that conforms to IEC 1158 2 and ISA 50 02 Power Supply Volts 15 50 20 30 40 Supply ...

Страница 73: ... to rated accuracy from power up 10 seconds communication from power interruption Start up Time 0 2 seconds from zero flow Low Flow Cutoff Adjustable between 0 and 1 ft s Below selected value output is driven to the zero flow rate Overrange Capability Signal output continues to 110 of upper range value setting then remains constant Messages are supplied to the fieldbus network Damping Adjustable b...

Страница 74: ...12 m s includes combined effects of linearity hysteresis repeatability and calibration uncertainty below 3 ft s 0 9 m s the system has an accuracy of 0 015 ft s 0 005 m s Vibration Effect IEC 60770 1 Repeatability 0 1 of reading Response Time 0 2 seconds maximum response to step change in input Stability 0 1 of rate over six months Ambient Temperature Effect 0 25 of rate over operating temperature...

Страница 75: ... pounds 3 2 kg Add 0 5 pounds 0 5 kg for local display ROSEMOUNT 8705 AND 8707 FLOWTUBES SPECIFICATIONS Functional Specifications Service Conductive liquids and slurries Line Sizes 1 2 36 inch 15 900 mm for Rosemount 8705 3 36 inch 80 600 mm for Rosemount 8707 Interchangeability Rosemount 8705 Flowtubes are interchangeable with 8712D 8732 and 8742C Transmitters Rosemount 8707 High Signal Flowtubes...

Страница 76: ... inch 100 mm line sizes Consult factory for vacuum applications with line sizes of 6 inches 150 mm or larger All Other Standard Flowtube Lining Materials Full vacuum to maximum material temperature limits for all available line sizes Submergence Protection IP 68 Continuous to 30 feet 10 meters Recommended with sealed cable glands Conductivity Limits Process liquid must have a conductivity of 5 mic...

Страница 77: ...S7 Table A 3 Temperature vs Pressure Limits 1 Flowtube Temperature vs Pressure Limits for AS2129 Table D and E Flanges 4 to 24 inch line sizes Pressure Flange Material Flange Rating 200 to 50 F 320 to 122 C 100 F 212 C 150 F 302 C 200 F 392 C Carbon Steel D 101 6 psi 101 6 psi 101 6 psi 94 3 psi E 203 1 psi 203 1 psi 203 1 psi 188 6 psi 1 Liner temperature limits must also be considered Polyuretha...

Страница 78: ...eresis repeatability and calibration uncertainty Accuracy is 0 015 ft s 0 0045 m s from low flow cutoff to 3 0 ft s 1 m s Vibration Effect IEC 60770 1 Mounting Position Effect None when installed to ensure flowtube remains full Physical Specifications Non Wetted Materials Flowtube AISI Type 304 SST Flanges Carbon steel AISI Type 304 304L SST or Type 316 316L SST Housing Welded steel Paint Polyuret...

Страница 79: ...to the measurement electrodes through the flowtube lining on 8705 flowtubes It is available in all electrode materials Grounding Rings Grounding rings are installed between the flange and the tube face on both ends of the flowtube Single ground rings can be installed on either end of the flowtube They have an I D slightly larger than the flowtube I D and an external tab to attach ground wiring Gro...

Страница 80: ... 98 300 136 12 300 12 300 150 300 PN 10 330 150 435 197 14 350 16 400 150 150 PN 10 PN 10 370 168 500 227 18 450 20 500 150 150 PN 10 PN 10 600 272 680 308 24 600 150 PN 10 1 000 454 30 750 36 900 150 125 1 747 792 1 975 898 1 30 and 36 inch AWWA C207 Table 2 Class D rated to 150 psi at atmospheric temperature Table A 6 Flowtube weights AS2129 Nominal Line Size Inches mm AS2129 Flowtube Weight lb ...

Страница 81: ...ON fieldbus configuration device No further calibration is necessary Upper Range Limit 30 ft s 10 m s Process Temperature Limits Tefzel ETFE Lining 20 to 300 F 29 to 149 C for 0 5 through 8 inch 15 200 mm line sizes 20 to 200 F 29 to 93 C for 0 15 and 0 3 inch 4 and 8 mm line sizes Teflon PTFE Lining 20 to 350 F 29 to 177 C Ambient Temperature Limits 30 to 150 F 34 to 65 C Maximum Safe Working Pre...

Страница 82: ...flow cutoff to 3 ft s 1 m s Vibration Effect IEC 60770 1 Mounting Position Effect No effect when installed to ensure flowtube remains full Physical Specifications Non Wetted Materials Flowtube 303 SST ASTM A 743 Coil Housing Investment cast steel ASTM A 27 Paint Polyurethane Process Wetted Materials Lining Tefzel ETFE Teflon PTFE Electrodes 316L SST Hastelloy C 276 tantalum 90 platinum 10 iridium ...

Страница 83: ...200 mm 1 5 through 8 inch CS ASTM A193 Grade B7 threaded mounting studs ASTM A194 Grade 2H DIN 934 H D metric heavy hex nuts CS DIN 125 flat washers all items yellow zinc plated Electrical Connections Two 14 NPT connections with number 8 screw terminals are provided in the terminal enclosure for electrical wiring Grounding Electrode A grounding electrode is installed similarly to the measurement e...

Страница 84: ...utes Ambient Temperature Effect 0 015 of rate per 10 F 0 027 per 10 C Humidity Effect No effect from 0 to 60 relative humidity 0 10 of rate from 60 to 90 relative humidity Long Term Stability 0 10 of rate shift in one year Physical Specifications Electrical Connections Electrical connections are compatible with 8712D or 8732C terminal blocks Electrical connections are not compatible with 8712H ter...

Страница 85: ... Rosemount 8742C Transmitter 5 10 130 6 48 165 3 07 78 8 81 224 3 43 87 3 4 14 NPT Electrical Conduit Connections 2 places 3 4 14 NPT Flowtube Conduit Connections 2 places 7 49 190 1 94 49 3 00 76 LOI Cover 10 5 267 11 02 280 8742 8742_06A 8742_06B 1002G01A Note Dimensions in inches millimeters 5 82 148 ...

Страница 86: ... 4 14 NPT Conduit Connection 5 00 127 2 6 66 H L C 8705 1002A05A 1002B05A Notes Dimensions are in inches millimeters See Table A 8 and Table A 9 for variable dimensions W1 Housing Configuration Sealed welded housing with pressure relief valve A 1 8 46 4 02 102 2 00 51 2 6 66 D W3 Housing Configuration L H C 5 00 127 2 66 66 Notes Dimensions are in inches millimeters See Table A 8 and Table A 9 for...

Страница 87: ...lded housing L C 8705 1002A05A 1002B05D Grounding Clamp 5 00 127 2 6 66 Table A 7 Sanitary Rosemount 8705 Flowtube Dimensions in inches millimeters Line Size and Flange Rating Nominal Tri Clamp Diameter Process Flange Rad B Body Height C Max Overall Flowtube Length L 0 5 150 lb 1 00 25 1 75 44 8 88 226 13 78 350 1 150 lb 1 50 40 2 13 54 8 88 226 13 78 350 1 5 150 lb 2 00 50 2 50 64 9 50 242 13 78 ...

Страница 88: ...0 216 8 50 216 8 00 203 11 81 300 13 06 332 14 23 361 15 51 394 11 00 279 12 50 318 14 00 356 15 00 381 0 19 4 8 0 19 4 8 0 19 4 8 0 16 4 1 5 98 152 5 69 144 5 69 144 4 86 123 8 150 8 300 8 600 8 900 10 42 265 10 42 265 10 42 265 10 42 265 10 62 270 10 62 270 10 62 270 10 00 254 13 78 350 15 60 396 16 72 428 18 47 469 13 50 343 15 00 381 16 50 419 18 50 470 0 19 4 8 0 17 4 3 0 17 4 3 0 17 4 3 7 94...

Страница 89: ...13 450 17 72 6 6 0 26 240 9 45 300 mm PN 10 327 12 86 370 14 57 457 18 00 445 17 52 6 6 0 26 302 11 87 300 mm PN 16 327 12 86 378 14 88 457 18 00 460 18 11 6 6 0 26 302 11 87 300 mm PN 25 327 12 86 395 15 55 457 18 00 485 19 09 6 6 0 26 302 11 87 300 mm PN 40 327 12 86 410 16 14 512 20 14 515 20 28 6 6 0 26 292 11 48 350 mm PN 10 354 13 92 430 16 93 534 21 03 505 19 88 7 4 0 19 334 13 16 350 mm PN...

Страница 90: ...ction 2 places C NOTE Dimensions are in inches millimeters See Table A 10 for variable dimensions 8711 1012B03B 1012A03B 2 6 66 1 8 46 4 02 102 FIGURE 6 Rosemount 8711 Dimensional Drawings 1 5 inch through 8 inch line sizes B A 2 6 66 1 8 46 4 02 102 5 00 127 NOTE Dimensions are in inches millimeters See Table A 10 for variable Flow D Grounding Clamp C 8711 1012B04B 1012A04B 14 NPT Conduit Connect...

Страница 91: ... 2 17 2 17 2 73 55 55 69 593 970 1 50 15 24 38 4 5 5 2 2 2 2 3 4 50 80 100 4 64 5 26 5 87 118 134 149 7 94 9 19 10 41 202 233 264 3 91 5 16 6 38 99 131 162 3 26 4 68 5 88 83 119 149 1 92 2 79 3 70 50 76 99 7 13 22 3 6 10 6 8 150 200 6 97 8 00 177 2003 12 60 14 66 320 372 8 56 10 63 217 270 6 87 8 86 174 225 5 825 7 875 148 200 35 60 16 27 1 0 15 and 0 30 inch 4 and 8 mm flowtubes mount between inc...

Страница 92: ...1 with intrinsically safe fieldbus output K1 ATEX EEx de ia IIB H2 T6 Hydrogen gas flameproof approval with intrinsically safe fieldbus output and FISCO compliant K5 1 Factory Mutual FM Class I Division 1 Explosion Proof with intrinsically safe Fieldbus output KD ATEX EEx d ia IIB T6 Flame proof approval with intrinsically safe Fieldbus output and FISCO compliant Code Options PlantWeb Software Fun...

Страница 93: ... QIG YD Dutch QIG YF French QIG YG German QIG YH Finnish QIG YI Italian QIG YN Norwegian QIG YP Portuguese QIG YS Spanish QIG YW Swedish QIG Typical Model Number 8742C F AC N 0 A 0 1 1 Only available with Rosemount 8711 Integral Mount flowtube 2 Not available with certain hazardous location certifications Contact a Rosemount representative for details ...

Страница 94: ...less Steel HE Hastelloy C 276 TE Tantalum PE 90 Platinum 10 Iridium NE Titanium Two Bulletnose Measurement Electrodes Available in 2 inch 50 mm and larger sizes only SB 316L Stainless Steel HB Hastelloy C 276 Two Removable Measurement Electrodes Available in 2 inch 50 mm and larger sizes only requires W3 option SR 316L Stainless Steel HR Hastelloy C 276 Other electrode materials and types availabl...

Страница 95: ...0 1 2 and 24 inch AWWA C207 Table 2 Class D Flat Face pipe and flange P3 316 Stainless Steel ASME B16 5 ANSI Class 300 pipe and flange CD Carbon Steel DIN PN 10 not available for flange sizes 15 to 150 mm CE Carbon Steel DIN PN 16 not available for flange sizes 15 to 80 mm CF Carbon Steel DIN PN 25 not available for flange sizes 15 to 150 mm CH Carbon Steel DIN PN 40 not available for flange sizes...

Страница 96: ...h 15 through 300 mm flowtube line sizes G8 Single Tantalum Grounding Ring 0 5 through 8 inch 15 through 200 mm flowtube line sizes Optional Lining Protectors 6 L1 316L SST Lining Protectors L2 Hastelloy C 276 Lining Protectors 0 5 to 12 inch 15 to 300 mm flowtube line sizes L3 Titanium Lining Protectors 0 5 to 12 inch 15 to 300 mm flowtube line sizes Optional Sanitary Connections 7 A3 Sanitary 3 A...

Страница 97: ...n Q67 Welder Performance Qualification Record Documentation Q68 12 Welding Procedure Specification Documentation Q70 Inspection Certificate Weld Examination ISO 10474 3 1B to 12 inch 15 300 mm 14 to 18 inch 350 450 mm and 20 to 36 inch 500 900 mm flowtube line sizes only see pricing below 0 5 to 12 inch 15 300 mm flowtube line sizes 14 to 18 inch 350 450 mm flowtube line sizes 20 to 36 inch 500 90...

Страница 98: ...Available in 2 inch 50 mm and larger line sizes only SB 316L Stainless Steel HB Hastelloy C 276 Lining Material from above Code Line Size Code A Code T Code F Code P N and L 030 3 inch 80 mm 040 4 inch 100 mm 060 6 inch 150 mm 080 8 inch 200 mm 100 10 inch 250 mm 120 12 inch 300 mm 140 14 inch 350 mm NA 160 16 inch 400 mm NA 180 18 inch 450 mm NA NA 200 20 inch 500 mm NA NA 240 24 inch 600 mm NA N...

Страница 99: ... mm line sizes spool piece ASME B16 5 ANSI Class 150 or Class 300 flange and 304 stainless steel pipe H2 Rosemount 8703 flowtube lay length available for 3 through 16 inch 80 through 400 mm line sizes H5 Foxboro Model 2800 lay length available for 3 0 through 18 inch 80 through 450mm line sizes spool piece ASME B16 5 ANSI Class 150 flange and 304 stainless steel pipe H7 ABB Fischer Porter Model Co...

Страница 100: ...es Available in 2 inch 50 mm and larger line sizes only SB 316L Stainless Steel HB Hastelloy C 276 Lining Material from above Code Line Size Code T Code S 15F 0 15 inch 4 mm not available with Teflon PTFE lining material NA 30F 0 30 inch 8 mm not available with Teflon PTFE lining material NA 005 inch 15 mm 010 1inch 25 mm 015 1 inch 40mm 020 2 inch 50mm 030 3 inch 80 mm 040 4 inch 100 mm 060 6 inc...

Страница 101: ...s CD ATEX EEx e ia IIC Increased Safety Approval with intrinsically safe electrodes Code Options D1 High Accuracy Calibration 0 25 of rate from 3 30 ft s 0 9 10m s matched flowtube and transmitter DT Heavy Duty Tagging DW NSF Drinking Water Certification Stainless steel electrode material only G1 316L SST Grounding Rings G2 Hastelloy C 276 Grounding Rings G3 Titanium Grounding Rings G4 Tantalum Gr...

Страница 102: ...Reference Manual 00809 0100 4793 Rev CA August 2004 Rosemount 8742C A 32 ...

Страница 103: ...1 Closing of entries in the device must be carried out using the appropriate EExe or EExn metal cable gland and metal blanking plug or any appropriate ATEX approved cable gland and blanking plug with IP66 rating certified by an EU approved certification body European Pressure Equipment Directive PED 97 23 EC Model 8705 Magnetic Flowmeter flowtubes in line size and flange combinations Line Size 1 1...

Страница 104: ...ent procedures Electro Magnetic Compatibility EMC 89 336 EEC All Models EN 50081 1 1992 EN 50082 2 1995 EN 61326 1997 A1 1998 A2 2000 Installed signal wiring should not be run together and should not be in the same cable tray as AC power wiring Device must be properly grounded or earthed according to local electric codes To improve protection against signal interference shielded cable is recommend...

Страница 105: ...ion proof Class II III Division 1 Groups E F G Temp Codes T4 8712 at 40 C T6 8732 8742 at 60 C Enclosure Type 4X K0 Division 2 Approval with Intrinsically Safe Output Reference Rosemount Control Drawing 08742 1051 Class I Division 2 Groups A B C D with IS output for Class I Division 1 Groups A B C D Temp Code T4 at 60 C Dust ignition proof Class II III Division 1 Groups E F G Temp Code T6 at 60 C ...

Страница 106: ...p Codes T4 8712 at 40 C T6 8732 8742 at 60 C Enclosure Type 4X E5 Explosion Proof Approval Reference Rosemount Control Drawing 08732 1052 Explosion Proof for Class I Division 1 Groups C D Temp Code T6 at 60 C Dust ignition proof Class II III Division 1 Groups E F G Temp Code T6 at 60 C Class I Division 2 Groups A B C D Temp Codes T4 8742 at 60 C T5 8732 at 60 C Enclosure Type 4X Canadian Standards...

Страница 107: ...for flat joints according to standard EN 50018 clause 5 2 The relation between ambient temperature process temperature and temperature class is to be taken from the table under 15 description above See Table B 3 The electrical data is to be taken from the summary under 15 electrical data above See Table B 4 If the Model 8732 Flow Transmitter is used integrally with the Junction Box it shall be ass...

Страница 108: ...d integrally with the Junction Box it shall be assured that the mechanical contact areas of the Junction Box and Flow Transmitter comply with the requirements for flanged joints according to standard EN 50018 clause 5 2 INSTALLATION INSTRUCTIONS The cable and conduit entry devices and the closing elements shall be of a certified increased safety type suitable for the conditions of use and correctl...

Страница 109: ...oups E F G Temp Code T6 8705 8711 at 60 C Temp Code T3C 8707 at 60 C Enclosure Type 4X Remote Junction Box Certificate No KEMA03ATEX2052x II 2G ATEX EEx e 1 T6 Ta 20 C to 65 C When installed per drawing 08732 1050 After de energizing wait 10 minutes before opening cover 0575 1 IIB H2 for E1 K1 IIB for ED KD Table B 2 Flowtube Option Codes 1 Approval Codes Rosemount 8705 Flowtube Rosemount 8707 Flo...

Страница 110: ...ertifications N1 ATEX Non Sparking Non incendive 8705 8711 Only Certificate No KEMA02ATEX1302X II 3G EEx nA L IIC T3 T6 Ambient Temperature Limits 20 to 65 C Special conditions per drawing 08732 1050 0575 SPECIAL CONDITIONS FOR SAFE USE X If the Model 8732 Flow Transmitter is used integrally with the Model 8705 or Model 8711 Flowtubes it shall be assured that the mechanical contact areas of the Fl...

Страница 111: ...and Flow Transmitter comply with the requirements for flat joints according to standard EN 50018 clause 5 2 The relation between ambient temperature process temperature and temperature class is to be taken from the table under 15 description above See certificate The electrical data is to be taken from the summary under 15 electrical data above INSTALLATION INSTRUCTIONS At ambient temperature abov...

Страница 112: ...e and Flow Transmitter comply with the requirements for flat joints according to standard EN 50018 clause 5 2 The relation between ambient temperature process temperature and temperature class is to be taken from the table under 15 description above See certificate The electrical data is to be taken from the summary under 15 electrical data above INSTALLATION INSTRUCTIONS At ambient temperature ab...

Страница 113: ...ow Transmitter Power supply 250 Vac 1 A or 50 Vdc 2 5 A 20 W maximum Pulsed output circuit 30 V dc pulsed 0 25 A 7 5 W maximum 4 20 mA output circuit 30 V dc 30 mA 900 mW maximum Model 8705 and 8711 Flowtubes Coil excitation circuit 40 V dc pulsed 0 5 A 20 W maximum Electrode circuit in type of explosion protection intrinsic safety EEx ia IIC 5 V 1 mW maximum Um 250 V Model 8742C Flow Transmitter ...

Страница 114: ...2 F 22 C 34 F 1 C 140 F 60 C 331 F 166 C 171 F 77 C 84 F 29 C 46 F 8 C 131 F 55 C 343 F 173 C 183 F 84 C 97 F 36 C 59 F 15 C 122 F 50 C 351 F 177 C 196 F 91 C 109 F 43 C 72 F 22 C 113 F 45 C 351 F 177 C 207 F 97 C 122 F 50 C 84 F 29 C 104 F 40 C 351 F 177 C 219 F 104 C 135 F 57 C 97 F 36 C 95 F 35 C 351 F 177 C 232 F 111 C 145 F 63 C 109 F 43 C 86 F 30 C 351 F 177 C 244 F 118 C 158 F 70 C 122 F 50...

Страница 115: ...3 to 60 inch flowtube size 149 F 65 C 351 F 177 C 210 F 99 C 117 F 47 C 75 F 24 C 140 F 60 C 351 F 177 C 223 F 106 C 129 F 54 C 90 F 32 C 131 F 55 C 351 F 177 C 237 F 114 C 144 F 62 C 102 F 39 C 122 F 50 C 351 F 177 C 250 F 121 C 156 F 69 C 117 F 47 C 113 F 45 C 351 F 177 C 264 F 129 C 171 F 77 C 129 F 54 C 104 F 40 C 351 F 177 C 266 F 130 C 183 F 84 C 144 F 62 C 95 F 35 C 351 F 177 C 266 F 130 C ...

Страница 116: ...Reference Manual 00809 0100 4793 Rev CA August 2004 Rosemount 8742C B 14 ...

Страница 117: ...ndex numbers have changed To determine the software revision of a transmitter check the parameter SOFTWARE_REVISION_MAJOR or open the cover on the electronics side of the transmitter The most recent transmitters have a label on the electronic board stack Table C 1 Resource Block Parameters Index Number Parameter Rev 5 Description ST_REV 01 The revision level of the static data associated with the ...

Страница 118: ...Magnetic Flowmeter Transmitter supports the following options Unicode Tells the host to use unicode for string values Reports Enables alarms must be set for alarming to work Software Lock Software write locking enabled but not active WRITE_LOCK must be set to activate Hardware Lock Hardware write locking enabled but not active WRITE_LOCK follows the status of the security switch CYCLE_TYPE 19 This...

Страница 119: ...device DEV_STRING 43 Used to load new licensing into the device The value can be written but will always read back with a value of 0 XD_OPTIONS 44 Indicates which transducer block licensing block options are enabled FB_OPTIONS 45 Indicates which function block licensing options are enabled DIAG_OPTIONS 46 Indicates which diagnostics licensing options are enabled MISC_OPTIONS 47 Indicates which mis...

Страница 120: ...or disables the maintenance conditions within a device MAINTENANCE_MASK 76 Mask of Maintenance Alarm Corresponds bit for bit to the Maintenance Active A bit on means that the failure is masked out from alarming MAINTENANCE_ACTIVE 77 Active maintenance alarms MAINTENANCE_ALARM 78 Alarm indicating the device needs maintenance soon If the condition is ignored the device will eventually fail ADVISORY_...

Страница 121: ...er Condition Name and Description 1 Block Configuration Error A feature in FEATURES_SEL is set that is not supported by FEATURES or an execution cycle in CYCLE_SEL is set that is not supported by CYCLE_TYPE 2 Link Configuration Error A link used in one of the function blocks is improperly configured 3 Simulate Active The simulation jumper is in place Simulate active is not an indication that the I...

Страница 122: ...y of an alarm condition changes to 0 after the condition that caused the alarm is corrected 1 An alarm condition with a priority of 1 is recognized by the system but is not reported to the operator 2 An alarm condition with a priority of 2 is reported to the operator but does not require operator attention such as diagnostics and system alerts 3 7 Alarm conditions of priority 3 7 are advisory alar...

Страница 123: ...s of all transducer block parameters errors and diagnostics are listed Also the modes alarm detection status handling application information and troubleshooting are discussed Figure D 1 Transducer Block Diagram Definition The transducer block contains the actual flow measurement data The data include information about sensor type engineering units digital filter settings damping and diagnostics O...

Страница 124: ...UTOFF 37 When flow rate is less than this entered value flow rate output will be set to 0 ft s MODE_BLK 5 Mode of the record of the block contains the actual target permitted and normal modes PRIMARY_VALUE 14 Measured value and status PRIMARY_VALUE_RANGE 15 High and low range limit values engineering units code and number of digits to the right of the decimal point to be used to display the primar...

Страница 125: ...in 400 mm 0 15 in 4 mm 18 in 450 mm 0 25 in 6 mm 20 in 500 mm 0 3 in 8 mm 24 in 600 mm 0 5 in 15 mm 28 in 700 mm 0 75 in 20 mm 30 in 750 mm 1 in 25 mm 32 in 800 mm 1 5 in 40 mm 36 in 900 mm 2 in 50 mm 40 in 1000 mm 2 5 in 65 mm 42 in 1050 mm 3 in 80 mm 1 1 Default Factory Configuration 48 in 1200 mm 4 in 100 mm 54 in 1350 mm 6 in 150 mm 56 in 1400 mm 8 in 200 mm 60 in 1500 mm 10 in 250 mm 64 in 16...

Страница 126: ... service 16 Unspecified Error An unidentified error occurred 17 General Error A general error that cannot be specified below occurred 18 Calibration Error An error occurred during calibration of the device or a calibration error was detected during normal operations 19 Configuration Error An error occurred during configuration of the device or a configuration error was detected during normal opera...

Страница 127: ...ly handling the status of the channel values the down stream block AI will generate the necessary alarms for the measurement The error that generated this alarm can be determined by looking at BLOCK_ERR and XD_ERROR Value Name and Description Corrective Action 0x00000001 DSP hardware not compatible with software Send to service center 1 1 See Section 5 Troubleshooting for detailed instructions on ...

Страница 128: ...t channels TROUBLESHOOTING Refer to Table D 6 to troubleshoot transducer block problems Table D 6 Troubleshooting Symptom Possible Causes Corrective Action Mode will not leave out of service OOS Target mode not set Set target mode to something other than OOS Resource block The actual mode of the resource block is OOS See Appendix C Resource Block and Section 4 Configuration PVor SV is BAD Measurem...

Страница 129: ... avoid damage to the o ring Some resistance may be experienced due to the tight o ring fit REMOVE THE ELECTRODE ASSEMBLY Use the following procedure to remove the electrode assembly from the flowtube 1 Drain the flowtube of any process fluid prior to disassembly of the electrodes 2 Remove the screws that secure the electrode cover 3 Remove the electrode cover and o ring It is generally recommended...

Страница 130: ...ould result in leakage 4 Secure the electrode into the housing with the retaining nut and lock washer Tighten the retaining nut to 15 in oz of torque Failure to tighten the fasteners can cause loss of liquid tight seal and result in damage to the unit 5 Secure the signal wire to the electrode with the electrode lead screw 6 Install the o ring into the electrode cover 7 Secure the electrode cover t...

Страница 131: ...tions ATEX directive B 1 Electro magnetic compatibility B 2 Pressure equipment directive B 1 Communication Input 2 6 Conductivity Model 8705 8707 A 1 A 6 Model 8711 A 11 Conduit Connections Installation 2 5 Conduit Ports and Connections Wiring 2 4 Configuration Control 4 6 Links and Scheduling 4 5 Configurations Installations 2 2 Configuring the Advanced Diagnostics and Empty Pipe 5 4 Connection W...

Страница 132: ...onmental 2 2 Internal Ground Connection 3 13 J Jumpers Changing Settings 2 3 L L_TYPE 4 3 Learning Empty Pipe 5 4 LIM_NOTIFY 4 9 Lining Protectors Grounding 3 13 Local Display Configuration 5 2 Local Display Rotation 5 11 M MAINT_ACTIVE 4 10 MAINT_ALARMS 4 10 MAINT_ACTIVE 4 10 MAINT_ALM 4 11 MAINT_ENABLED 4 10 MAINT_MASK 4 10 MAINT_PRI 4 10 MAINT_ALM 4 11 MAINT_ENABLED 4 10 MAINT_MASK 4 10 MAINT_P...

Страница 133: ...wtube dimensions A 13 functional specifications A 11 grounding electrode A 13 grounding rings A 13 interchangeability A 11 line sizes A 11 lining A 12 mounting position effect A 12 non wetted materials A 12 performance specifications A 12 physical specifications A 12 process conditions A 12 process temperature limits A 11 process wetted materials A 12 safe working pressure A 11 service A 11 upper ...

Страница 134: ...4 V VCR A 3 C 6 Vibration Model 8705 8707 A 8 Model 8711 A 12 Virtual Communications Relationships C 6 W Warning 1 3 2 1 5 1 Weight Model 8705 8707 A 9 Model 8711 A 13 Wiring 2 6 Conduit Ports and Connections 2 4 Dedicated Conduit 2 8 Installation Category 2 6 Temperature 2 6 WRITE_LOCK Resource Block C 6 X XD_ERROR Transducer Block D 4 ...

Страница 135: ......

Страница 136: ...erty of their respective owners Reference Manual 00809 0100 4793 Rev CA August 2004 Rosemount Temperature GmbH Frankenstrasse 21 63791 Karlstein Germany T 49 6188 992 0 F 49 6188 992 112 Emerson Process Management Asia Pacific Private Limited 1 Pandan Crescent Singapore 128461 T 65 6777 8211 F 65 6777 0947 AP RMT Specialist emersonprocess com Rosemount Inc 8200 Market Boulevard Chanhassen MN 55317...

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