User Manual - Badger Meter
Contents
1. 17 Additional Installation 17 17 TDN 17 EE JE EN EE ENE EE EE 17 DENE aa kb bee 17 VIDEN PONG Lara NTS NNN NNN 17 Straight Run Piping 5 19 Temperature and Pressure 5 19 Wafer Style lt 19 Insertion Style 1 lt 19 Hot Tap Insertion Flow meter Installation 19 sei eo EEE EEE ETEN EE ee wee eae 21 Reducing the Pipe 21 October 2014 VRX UM 00374 EN 03 Page 3 Intrinsically Safe Flow Meters RWG RWBG Wafer Style Flow Meters amp RNG Insertion Style Flow Meters Page iv VRX UM 00374 EN 03 October 2014 INTRODUCTION Introduction RNG RWG RWBG series vortex shedding flow meter family is designed to provide accurate and repeatable gas flow measurement These meters employ patented ultrasonic technique to measure form of turbulence created in the flow stream This turbulence known as the Von Karman Vortex Street is related to the flow through the p2. Diameter B Dimension Dimension D Model p in mm in mm in mm in mm RWG RWBG20 3 97 101 1 75 45 5 92 150 3 15 80 RWG RWBG30 5 22 133 2 75 70 6 62 168 4 55 116 RWG RWBG40 6 87 174 3 75 95 7 52 191 6 19 157 VRX UM 00374 EN 03 October 2014 October 2014 Figure 4 Outline dimensions for flanged series meters 3 4 14 NPT Pipe Plug Model Size Dimension B Dimension A in mm in mm RWGO5F15 1 2 9 88 10 00 250 254 5 60 142 RWG10F15 1 9 88 10 00 250 254 5 78 147 RWG15F15 1 12 9 88 10 00 250 254 6 34 161 RWG20F15 2 9 88 10 00 250 254 5 92 150 RWG30F15 3 11 88 12 00 301 304 6 62 168 RWG40F15 4 11 88 12 00 301 304 7 52 191 150 Ib RF ANSI Flange 300 Ib RF ANSI Flange optional VRX UM 00374 EN 03 Specifications Page 9 Specifications Maximum Retracted 13 0 Maximum at Maximum Insertion 4 50 Maximum Retracted B Maximum Insertion 44 NAN EZY d D Se unl 177 OY Ex ur 1310 4 50 7 Figure 5 Outline dimensions for RNG insertion meters 3 4 14 NPT Pipe Plug Measuring Window Dimension Dimension B Dimension Model in mm in mm in mm RNG12 12 00 305 12 88 327 21 50 546 RNG24 24 00 609 24 88 632 33 50 851 RNG36 36
3. 5 250 psig 0 34 17 barg Operating Temperature 20 300 28 150 Ambient Temperature 20 155 F 28 68 1 of Reading over the upper 90 of the flow range Repeatability 0 5 of reading Input Power 28V DC Maximum Output 4 20 mA 2 wire Table 1 Specifications Flow Ranges Gas Air Application Flow Ranges for RWG RWBG Series Pipe Size Flow m hr in mm RWG05 0 5 13 RWG10 1 25 RWG15 1 5 38 RWG30 3 76 10 0 17 0 RWG40 4 102 20 0 34 0 Table 2 Flow Ranges for RWG RWBG Series October 2014 VRX UM 00374 EN 03 Velocity Ranges Gas Air Application Velocity Range for RNG Series Pipe Size Velocity fps mps Model in mm Minimum Maximum 4 102 6 152 RNG 8 203 2 0 6 140 43 10 254 Table 3 Velocity Ranges for RNG Series Flow measured in feet second 14 69 psia 60 F meter second 1 013 bar 16 C Page 5 Specifications INSTALLATION The flow meter is shipped completely assembled tested and ready to install in its permanent location See Figure 2 on page 7 through Figure 5 on page 10 for the applicable outline dimensions for specific meters Installation Location The RNG RWG RWBG series meters uses ultrasonics to measure flow An ultrasonic noise can interfere with this technique therefore high intensity ultrasonic n
4. 00 914 36 88 937 45 50 1156 RNG48 48 00 1218 48 88 1242 57 50 1461 RNG60 60 00 1524 60 88 1546 69 50 1765 Page 10 VRX UM 00374 EN 03 October 2014 Electrical Installation ELECTRICAL INSTALLATION Electrical connections for the meter are made using screw terminals located inside the enclosure To access these terminals remove the lid from the enclosure The functions of these terminals are illustrated in Figure 7 To install the cable route it through the cable entry located on either side of the enclosure and attach the wires to the appropriate terminals EMC NOTIFICATION The ultrasonic sensing technology employes 160 kHz carrier frequency and the flow meter is sensitive to radiated and conducted noise at or near this frequency Precautions must be taken not to subject the flow meter or associated cabling to sources of RF noise that could interfere with the ultrasonic carrier Any such interference can cause degradation in flow meter performance Cable Shield Ground Chassis Ground Figure 6 Flow meter terminal functions Terminal Designator Function Loop Power 28 VDC maximum Loop Power Not Used Pressure Sensor Power Supply Return EP PWR Pressure Sensor Power EP OUT Power Out to Pressure Sensor EPIN Pressure Sensor Input October 2014 VRX UM 00374 EN 03 Page 11 Instructions 5 Hazardous Area Installations INSTRUCTIONS SPECIFICTO HA
5. 101 5 95 0 Table 7 Flow profile normalized data Reducing the Pipe Diameter To decrease the variation of flow profile the piping can be narrowed at the flow meter as shown Figure 15 This will smooth the flow and increase the effectiveness of flow profiling Nearly any angle can be used on the down stream side of the meter to restore the original pipe diameter However if the angle of piping is seven degrees or less nearly all the pressure drop caused by the narrow pipe section will be recovered Figure 15 RNG insertion gas meter installed in reduced pipe October 2014 VRX UM 00374 EN 03 Page 21 Intrinsically Safe Flow Meters RWG RWBG Wafer Style Flow Meters 8 RNG Insertion Style Flow Meters INTENTIONAL BLANK PAGE Page 22 VRX UM 00374 EN 03 October 2014 User Manual INTENTIONAL BLANK PAGE October 2014 VRX UM 00374 EN 03 Page 23 Intrinsically Safe Flow Meters RWG RWBG Wafer Style Flow Meters amp RNG Insertion Style Flow Meters Control Manage Optimize Trademarks appearing in this document are the property of their respective entities Due to continuous research product improvements and enhancements Badger Meter reserves the right to change product or system specifications without notice except to the extent an outstanding contractual obligation exists 2014 Badger Meter Inc All rights reserved www badgermeter com The Americas Badger Meter 4545 West Brown
6. applicable codes of practice e g EN 60079 14 and EN 60079 17 in Europe 6 Only spare parts supplied by Badger Meter may be used and installed in accordance with Badger Meter instructions WIRING A two conductor foil shielded cable made of 14 22 AWG solid or stranded wire is required to make connections to the flow meter for example Consolidated Wire P N 5573 CL The shield is required to be attached to one of the shield ground points as illustrated in Figure 6 on 11 The other end of the shield should not be grounded When using the Zener Diode Barrier the maximum load resistance for the power depends on the supply voltage see Figure 7 on page 14 If a Barrier Isolator is being installed refer to the Barrier Isolator manufacturers data sheet for maximum resistive loading on the output Excitation voltage input to meter must 15V DC minimum when output is at 20 mA The flow meter requires a minimum of 15V DC at the meter s 4 20 mA terminals to operate With all loop loads installed in the loop the voltage at the meter must be at least 15V DC or the meter will operate erratically if at all The maximum load resistance for the meter depends on the supply voltage The higher the supply voltage the greater the loop load the meter will support The current sense resistor used in HART communications should be installed only for setup or troubleshooting as the current sense resistor is an unnecessary loop l
7. are designed to mount between two ANSI 150 Ib flanges 300 Ib optional See Figure 4 on page 9 NOTE Gaskets not provided are necessary between the ANSI flanges Insure that these gaskets are properly installed and do not protrude into the flow stream Page 6 VRX UM 00374 EN 03 October 2014 October 2014 Specifications CORRECT INCORRECT Meter Centered In Pipe Meter Not Centered In Pipe Or Flow Figure 1 DXN Transducer connection diagram Pipe Plug 4 38 Cable Entry Accommodates 19 25 Dia Cable 3 4 14 NPT Connector KE 531 Dia 4 Holes 5 d at 90 00 D Dia oy Dia Dia Both Sides AP 3 Figure 2 1 2 1 1 1 2 meters Diameter Diameter B Dimension Dimension D Dimension E Model in mm in mm in mm in mm in mm RWG RWBG05 3 50 89 0 50 13 5 60 142 2 38 61 1 38 35 RWG RWBG10 3 97 101 0 88 22 5 78 147 3 12 79 2 00 51 RWG RWBG15 4 72 120 1 38 35 6 34 161 3 88 99 2 88 73 VRX UM 00374 EN 03 Page 7 Specifications Page 8 3 4 14 Pipe Plug Cable Entry DE Accommodates 19 25 Dia Cable 3 4 14 NPT Connector D Dia 12 Both Sides 00 NG gt Tr an m B Dia Ne A Dia Figure 3 2 3 and 4 meters Diameter
8. D Vortex Intrinsically Safe Flow Meters Flow Meters RWG RWBG Wafer Style Flow Meters RNG Insertion Style Flow Meters N 23 Badger Meter VRX UM 00374 EN 03 October 2014 U 5 r M a Intrinsically Safe Flow Meters RWG RWBG Wafer Style Flow Meters amp RNG Insertion Style Flow Meters Page 2 VRX UM 00374 EN 03 October 2014 User Manual CONTENTS EE EN bea Gu Gd EN ENE EN 5 NNN NN NN 5 FIOW EN b re GS HG 4 54 BGO 924 5 1 5 9 5 REDS GH 5 VE EGNE CE SE ENE ER EE SNE EE NE a TS 5 installation 0 EEE EN EE 6 M cnhanical installations s sssaaa aaa NAT 6 Meter Installation 6 eaw eaa aaa a a a a aA 11 22225254 20 2 0 2 44 9 504 a eae eee we 11 Instructions Specific to Hazardous 1 lt 5 12 o f os ae Ge oe 12 Ce EEE ee Nd owe Oe 4 PEP PAR eee 13 Power Terminals 13 CONE OU e 355355355555 aean EEE EE EE es 13 nen COMMUNICANON EE EE PE ERE 13 Wing REE ee eee Oe EEE EE NE ENE 14 GH OO De Ok OE Ko 17
9. Deer Rd PO Box 245036 Milwaukee WI 53224 9536 800 876 3837 414 355 0400 M xico Badger Meter de las Americas S A de C V Pedro Luis Ogaz n N 32 Esq Angelina N 24 Colonia Guadalupe Inn 01050 M xico DF M xico 52 55 5662 0882 Europe Middle East and Africa Badger Meter Europa GmbH Nurtinger Str 76 72639 Neuffen Germany 49 7025 9208 0 Europe Middle East Branch Office Badger Meter Europe PO Box 341442 Dubai Silicon Oasis Head Quarter Building Wing Office 209 Dubai UAE 971 4 371 2503 Czech Republic Badger Meter Czech Republic s r o 2082 26 621 00 Brno Czech Republic 420 5 41420411 Slovakia Badger Meter Slovakia s r o Racianska 109 B 831 02 Bratislava Slovakia 421 2 44 63 83 01 Asia Pacific Badger Meter 80 Marine Parade Rd 21 06 Parkway Parade Singapore 449269 65 63464836 China Badger Meter 7 1202 99 Hangzhong Road Minhang District Shanghai China 201101 86 21 5763 5412 Legacy Document Number RV 1001 R8 09 VRX UM 00357 EN
10. ZARDOUS AREA INSTALLATIONS Reference European ATEX Directive 94 9 EC ANNEX II 1 0 6 The following instructions apply to equipment covered by certificate number SIRA 03ATEX2543 1 The certification marking is as follows WA Badger Meter Inc LO Vo rtex Racine WI 53406 USA WARNING Substitution of components may impair intrinsic safety AVERTISSEMENT La substitution de composants peut alt rer la S curit intrins que Model Class I Zone 1 Group IIB 4 A Ex ib IIB T4 SP When Installed Per Drawing RF200000 0518 US II 2 G Ex ib IIB T4 Gb 215035 4 20mA Supply Ui 28V 100mA Pi 0 7W Ci 8716 Li 0 External Pressure Ui 28V li 100mA Pi 0 7W Ci 0 Li 0 2 The equipment may be used in zones 1 and 2 only with flammable gases and vapors with apparatus groups IIA and IIB and with temperature classes 1 2 and It is not suitable for zones where IIC gases or vapors may be present 3 equipment is only certified for use in ambient temperatures in the range 40 F 40 to 176 F 80 and should not be used outside this range 4 The equipment has not been assessed as a Safety related device as referred to by Directive 94 9 EC ANNEX Clause 1 5 5 Installation inspection and maintenance of this equipment shall be carried out by suitably trained personnel in accordance with the manufacturer s instructions and the
11. ensity ultrasonic noises should not be located upstream or downstream from the sensor Common ultrasonic noise sources include the following Slightly cracked valves operating with large pressure drops e Small pipe leaks in high pressure systems e Venturies operating at near sonic flow rates Sonic nozzles If these ultrasonic noise sources cannot be eliminated the meter should be mounted with at least one elbow between the flow meter and the noise source Temperature and Pressure Tap Locations User supplied pressure and temperature sensors should be mounted downstream from the flow meter The pressure sensor should be approximately 3 to 5 pipe diameters and the temperature sensor approximately 4 to 8 pipe diameters downstream Wafer Style Sensor Installation The flow meter is shipped completely assembled tested and ready to install and operate in its permanent location The RWG wafer style flow meters are designed to mount between two ANSI flanges The flow meter should be mounted so its inside diameter is centered inside the pipe The labeling of the flow direction of the flow meter should be aligned with the flow in the pipe NOTE Gaskets not provided are necessary between the sensor and ANSI flange It is recommended that the customer conduct a flow profile survey prior to installing flow meter Insertion Style Meter Installation The flow meter is shipped completely assembled tested and ready to install and operate
12. iminary Checks DO NOT OPEN ENCLOSURE IN HAZARDOUS AREAS WITH POWER APPLIED 15 the flow meter cable installed correctly Is the proper power supplied to the proper terminals Is the flow meter wired for 2 wire 4 20 mA operation 1 the shield tied to the shield ground terminal and only the shield ground terminal ADDITIONAL INSTALLATION REQUIREMENTS Introduction Installing a flow meter is something which requires careful consideration It cannot just be placed in a line somewhere and be expected to fulfill its purpose adequately The geometry and condition of the pipe runs in the area of the installation must be considered to ensure the best and most accurate operation of the flow meter This appendix provides suggestions for optimum installations Most flow meter manufacturers define installation conditions in terms of upstream and downstream straight pipe lengths from the point of installation Unfortunately this is not the only requirement and one needs to consider other peripheral conditions such as proximity and style of bends and other equipment installed in the line By doing this you avoid problems of turbulence swirl and sonic noise Turbulence Turbulence is a disturbance of the flow caused by bends and obstructions in the flow stream it is this phenomena which makes the vortex flow meter work Fortunately turbulence dies out fairly quickly so by positioning the flow meter well away from bends and obstruc
13. in its permanent location If the main line can be depressurized easily then a simple installation consisting of a 2 51 mm nozzle and a standard ANSI 150 Ib 2 pipe flange may be used This permits the shortest shaft length to be used which keeps clearance space requirements for insertion and removal to a minimum NOTE Gaskets not provided are necessary between the sensor and ANSI flange It is recommended that the customer conduct a flow profile survey prior to installing flow meter CAUTION SHOULD BE USED WHEN INSERTING OR RETRACTING AT PRESSURES EXCEEDING 60 PSIG 4 14 BARG Hot Tap Insertion Flow meter Installation Where de pressurizing the line for flow meter maintenance is impossible or undesirable the hot tap method of installation is used This method involves inserting the flow meter through 2 51 mm spool piece and 2 51 mm full port valve and will require a longer shaft length as well as greater clearance space for removal and installation CAUTION SHOULD BE USED WHEN INSERTING OR RETRACTING AT PRESSURES EXCEEDING 60 PSIG 4 14 BARG October 2014 VRX UM 00374 EN 03 Page 19 Additional Installation Requirements Figure 14 shows sample hot tap installation With the exception of the spool piece which must a minimum of 4 5 114 3 mm all of the dimensions are suggestions only Actual dimensions may vary depending on customer s own hot tap configuration To calculate the required insertion flo
14. ipe RNG RWG RWBG series flow meter is a microprocessor based device with HART compatible communications The primary output of the meter is 2 wire 4 20 milliampere mA current which is proportional to the flow With HART communications users have the capability to remotely configure the meter Typical operations like re scaling the analog output can be performed in comfort using standard PC or HART 275 375 Communicator The wafer style meters are for pipe diameters four inches or less and are installed between 150 Ib flanges or are manufactured with pipe extensions and 150 Ib 300 Ib optional flanges welded on the ends These meters are calibrated in volumetric flow units that is Actual Cubic Feet per Minute ACFM Flow rates for the wafer style meters are listed in Table 2 The insertion style meters are retractable meters that are installed through the walls of pipe or duct larger than four inches These meters can be installed through 2 in full port valve which permits the unit to be retracted or inserted manually without shutting down the system Flow rates for the Insertion style meters are shown in Table 3 CAUTION SHOULD BE USED WHEN INSERTING OR RETRACTING AT PRESSURES EXCEEDING 60 PSIG 4 14 SPECIFICATIONS Wafer Insertion Mounting Requirements Mounts between two 150 Ib flanges Options for 2 in NPT 2 in 150 Flange 2 in 300 Flange DN50 Flange Operating Pressure
15. n is called the velocity profile of the pipe and can be measured and plotted by using the insertion flow meter to measure velocities at various noted positions across the pipe As the maximum velocity is in the center of the pipe it follows that if the flow meter is positioned in the center it will not measure average flow The rule of thumb position is 25 of the way into the pipe but the optimum position can only be obtained by measuring the profile and working out the correct position from that 8 7 10 Typical velocity profile Figure 11 Turbulence caused by bend or obstruction Figure 12 Swirl caused by two bends in different planes and in close proximity to one another Figure 13 Upstream downstream sonic noise caused by slightly opened control valves Page 18 VRX UM 00374 EN 03 October 2014 Additional Installation Requirements Straight Run Piping Considerations The sensor should be installed with 20 diameters or more of straight unobstructed full area pipe upstream of the flow meter installation and 10 diameters or more downstream This condition provides the fully developed symmetrical flow profile that is necessary to obtain accurate and repeatable results The first obstruction up and downstream should be full area elbow If the minimum straight run is not possible the general rule is to have 80 of the straight run upstream and 20 downstream from the flow meter installation High int
16. n the pipe that remains consistent percentage of the average flow rate over wide range of flow sample flow profile is shown in Table 6 In this example the flow rate of 48 pipe is measured every six inches across the diameter of the pipe beginning and ending 3 from the near and far sides of the pipe The distance in inches from the nearside of the pipe is shown Measurements are taken at low medium and high average flow In Table 7 the flow rate at each measurement point has been converted to a percentage of the average flow It can be seen that point number three 15 from the near side of the pipe reads a consistent 102 percent of the average flow The meter should be placed in this position and the output should be divided by 1 02 to obtain the correct reading Flow profiling will generally improve measurement quality in insertion meter installations Flow Rate at Measurement Point FPS Flow 1 2 3 4 5 6 7 8 Average FPS Low Flow 1 90 2 00 2 04 2 06 2 06 2 04 2 00 1 90 2 0 Medium Flow 5 58 5 91 6 12 6 21 6 24 6 18 6 06 5 70 6 0 High Flow 10 92 11 70 12 24 12 48 12 60 12 48 12 18 11 40 12 0 Distance in 3 9 15 21 27 33 39 45 Table 6 Flow profile raw data Flow Rate at Measurement Point Flow 1 2 3 4 5 6 7 8 Low Flow 95 0 100 0 102 0 103 0 103 0 102 0 100 0 95 0 Medium Flow 93 0 98 5 102 0 103 5 104 0 103 0 101 0 95 0 High Flow 91 0 97 5 102 0 104 0 105 0 104 0
17. nside diameter is centered inside the pipe See Figure 7 NOTE Gaskets not provided are necessary between the sensor and the ANSI flanges Ensure that these gaskets are properly installed and do not protrude into the flow stream AVOID BENDING THE VORTEX STRUT OR DAMAGING THE TRANSDUCERS DURING INSTALLATION DO NOT REMOVE COVER PLATES WHILE UNIT IS OPERATING The RNG series insertion meters are designed to mount on a standard ANSI 150 Ib 2 pipe flange The measuring window should be installed in the center of the line for line sizes 12 or less see Figure 5 on page 10 For line sizes larger than 12 the measuring window should be installed 25 to 50 of the way into the pipe It is recommended that the internal dimensions of the line be measured for accurate readings Insertion meters can be used in any size pipe four inches and larger in diameter In order to calculate accurate volumetric mass and standard flow measurements it is recommended to enter the exact pipe size into the meter Normally this operation along with overall meter configuration is performed at the factory However the user can enter the pipe diameter on site using the Racine HART Interface or a HART 275 375 communicator NOTE The torque requirement for the Conax fitting is 90 100 ft lb See Figure 5 on page 10 See Additional Installation Requirements on page 17 for additional installation information and flow profiling RWGxxF series flanged meters
18. oad Table for Flow Indicator or Control System Using Zener Diode Barrier Power Supply Voltage 24V 26V Maximum Voltage Drop 3V 5V Maximum Resistances 1360 2250 For Loads Greater Than 225 see Optional Wiring Diagram Figure D Load TABLE Table 4 Load table Barriers and Barrier Isolator Examples Stahl 9001 01 280 100 101 Zener Barrier Turck MK33 221 Ex0 HL 24V DC 2 Channel Turck MK33 111 Ex HLi 24V DC 1 Channel Table 5 Barriers and isolator examples HART Communication The Racine vortex meter has the capability of HART Communication However it is not required that it be used In most cases the meter is configured at the factory per the customer s specifications The user need only install the meter connect power If HART Communication is desired a current sense resistor must be placed in series within the current loop The value of the resistor can range from 170 600 and be rated at 0 25 watt or larger The placement of the resistor is illustrated in the wiring diagrams The resistor will add to the total loop resistance and will raise the value of the required power supply voltage if it remains in the loop There are two ways to communicate to the meter via the HART interface the Badger Meter HART Interface or a HART Communicator The Badger Meter HART Interface is a PC based software program that runs on Windows 98 Windows NT Windows ME Windows XP Window
19. oad when the meter is operating under normal conditions NOTE Current loops with large loads may work satisfactorily at low loop current outputs but cease to function as the output current increases The reason for this is that as the current increases the voltage drop across the sum of the loop loads will increase in direct proportion to the current output At some current output unique to that particular loop the voltage drop across the sum of the loop loads will leave less than the minimum 15V DC required at the meters input terminals If this occurs the loop load must be reduced enough so that at the maximum current output for the system the voltage at the meters power input terminals remains at least 15V DC The external pressure sensor is limited to a 5 foot 1 5 meter cable length Various wiring configurations are shown in Figure 7 on page 14 and Figure 8 on page 15 Page 12 VRX UM 00374 EN 03 October 2014 Operation OPERATION Power Terminals The 4 20 mA terminals and are used for the flow meter s power supply Current Output The current output is accessed through the 4 20 mA and terminal loop and provides an output current proportional to the flow measured by the meter This output is a standard 4 20 mA output where 4 mA corresponds to no flow 20 mA indicates 100 percent full scale flow The current output will not be accurate if the load resistance on the current output terminal is too high L
20. oise sources should not be located upstream or downstream from the meter Common mechanical ultrasonic noise sources include the following Slightly cracked valves operating with large pressure drops Small pipe leaks in high pressure systems e Venturies operating at near sonic flow rates Sonic nozzles If these ultrasonic noise sources cannot be eliminated the meter should be mounted with at least one elbow between the flow meter and the noise source Mechanical Installation The meter should be installed with at least 20 pipe diameters of straight pipe upstream and 10 pipe diameters downstream This condition provides the fully developed symmetrical flow profile that is necessary to obtain accurate and repeatable results Shorter upstream downstream piping may be used although a shift in calibration may occur If severe turbulence or distorted flow profiles are present flow straighteners should be used See Additional Installation Requirements on page 17 for additional information Meter Installation The labeling of the flow direction on the meter should be aligned with the flow in the pipe If liquids or condensate can be present in the flow the meter should be installed so that liquids will not accumulate on the ultrasonic transducers the small buttons on either side of the vortex strut RWG RWBG series wafer meters are designed to mount between two ANSI 150 Ib flanges The meter should be mounted so its i
21. s Vista and Windows 7 operating systems The HART 275 375 Communicator is a handheld device that can communicate with any HART device that is registered with the HART Communication Foundation The HART 275 375 Communicator also provides access to all settings that can be configured by the user The 275 provides a menu driven interface See Figure 10 to view the menu map for the HART 275 Communicator NOTE HART 275 Communicator requires Badger Meter drivers for proper communications See communicator owner s manual for driver listing October 2014 VRX UM 00374 EN 03 Page 13 Wiring Diagrams WIRING DIAGRAMS The wiring diagrams illustrated below are for installations where 4 20 mA pressure sensor is used POWER SUPPLY 4 28 VIK Optional wiring diagram for loads gt 2250 BARRIER ISxdLATOR 7 Without 4 20 mA output pressure transducer Page 14 VRX UM 00374 EN 03 October 2014 Wiring Diagrams If an analog pressure gauge is used it must wired as shown below to avoid inadvertent current paths A single supply can be used to power the flow meter and the external pressure sensor The 4 20 mA flow indication must be taken from the source side of the loop t BOWER SUPPLY 4 28 VIK Note Each meter can only support 1 pressure transducer input While both possible configurations are shown only one can be implemented 8 Wi
22. th 4 20 mA output pressure transducer October 2014 VRX UM 00374 EN 03 Page 15 Wiring Diagrams 1 DEVICE SETUP Page 16 1 PROCESS VARIABLES 2 DIAGNOSTICS AND SERVICE 3 BASIC SETUP 4 DETAILED SETUP 5 REVIEW 5 6 7 VIEW FIELD DEVICE VARIABLES TOTALIZER CONTROL TEST STATUS LOOP TEST REVISION NUMBERS VOLTAGE LEVELS PRODUCT INFORMATION DEBUG INFORMATION PV TYPE amp UNIT RANGE VALUE STANDARD CONDITIONS TEMPERATURE SETUP PRESSURE SETUP CONFIGURE OUTPUTS DEVICE INFO FLUID PROPERTIES Alarm Selection Low Flow Cutoff PASSWORD PROTECTION Figure 9 HART communicator menu tree v4 0 1 Process Variable 2 Analog Output 3 Percent of Range 4 Vortex Frequency 5 Process Temperature 6 Precess Pressure 1 Total 2 Start Stop 3 Reset 1 View Status 2 Self Test 3 PV Unit 1 Fixed Current 2 D A Trim 1 AGC Voltage 5 UDC Voltage 2 APP Voltage 6 VCC Voltage 3 ADC Voltage 7 Loop Voltage 4 UPP Voltage 2 SELECT PV TYPE Select from a dynamic list 4 URV of units 2 LRV 3 Min Span 4 USL 5 LSL 1 Base Temperature 2 Base Pressure 1 TEMPERATURE SOURCE 4 SELECT PV UNIT 1 PRESSURE SOURCE 1 PULSE OUTPUT 2 HART OUTPUT 3 LOCAL DISPLAY 1 Manufacturer 2 Descriptor 3 Message 4 Date 5 Device ID 6 Write Protect 4 PROPERTY SOURCE 1 Protection On Off 2 Enable Disable Protection 3 Forgot Password VRX UM 00374 EN 03 1 Uni
23. tions this potential problem of measuring flow in turbulent conditions is overcome see Figure 11 Swirl Unlike turbulence swirl will not die away Once created it will continue until dissipated on the next pipe bend in the system Swirl occurs after two bends in close proximity which are at an angle to each other When designing an installation keep the flow meter out of any line which has two adjacent bends upstream see Figure 12 Sonic Noise Sonic noise is created by valves either flow control or pressure control valves which are slightly open Like swirl sonic noise will only dissipate on a bend so it is important to install flow meters out of the line of sight of valves Sonic noise is caused by liquid attaining sonic velocities through a slightly open valve that has a pressure difference across it This noise travels both up and down stream from the valve so you have to ensure that the flow meter is installed well away from the valve preferably around a bend see Figure 13 Velocity Profile When using an RNG series insertion flow meter it is necessary to consider the effects of the velocity profile across the pipe or duct to optimize accuracy October 2014 VRX UM 00374 EN 03 Page 17 Additional Installation Requirements In large pipes the flow moves slowly at the pipe walls but is at maximum velocity in the center of the pipe creating continuously variable velocity across the pipe see Figure 10 This velocity variatio
24. versal Cmd Revision 2 Specific Cmd Revision 4 Select PV Unit 1 Model Number 2 Part Number 3 Meter Style 4 Sensor Option 5 Display Option 1 5 2 Rynolds 3 Strouhal 4 WDRS 5 MTE 6 Model Deviation 6 MPE 7 Modification Date 7 FCE 8 Strut Size 8 LXP 9 Calibration Date 9 FCF 10 DCF 11 CSP 12 CFV 13 CSC 1 MASS FLOW 2 VOLUME FLOW 3 STANDARD FLOW 4 PROCESS TEMPERATURE 5 PROCESS PRESSURE 1 Integrated RTD 2 External RTD 3 User Specified Temperature 4 Steam Table 1 Analog Input Absolute 2 Analog Input Gauge 3 User Specified Pressure 4 Steam Table 1 PULSE MODE 1 Scaled PV 2 Fixed Frequency 3 Vortex Frequency 4 Off 1 Polling Address 2 Number of Preambles 3 Burst Mode 4 Burst Command 1 Process Variable 2 Analog Output 3 Totalizer 4 Process Temperature 5 Process Pressure 6 Alternating PV amp Totalizer 1 Property Table 2 User Specified Properties 3 Steam Table October 2014 Troubleshooting TROUBLESHOOTING Racine vortex flow meters are designed to ensure long term accuracy and reliability The stainless steel body and self cleaning strut are specifically designed to withstand the rigors of industrial environments As a result periodic adjustment or re calibration is not normally required Technical assistance is also available directly from Racine Vortex providing complete re calibration and repair service for the flow meter at a reasonable cost Prel
25. w meters stem length For pipe diameters less than or equal to 24 609 mm Calculate the distance from the center line of the pipe to the top of the flow meter mounting flange e For pipe diameters greater than 24 609 mm Calculate the distance from the top of the flow meter flange to a point 1 4 of the pipe diameter into the pipe When flow profiling is required calculate the distance from the bottom of the pipe to the top of the flow meter mounting flange and subtract 2 51 mm Next round this distance up to the next largest 12 305 mm increment This is the stem length that should be ordered 4 38 Determined By Stem Length 13 05 Maximum at Maximum Insertion Cable Entry Accommodates 19 25 Dia Cable 3 4 14 NPT Connector i L Standard ANSI lun Inch 150 Lb Flange 4 4 50 Maximum Retracted Determined By Stem Length Spool Piece 4 50 Minimum 2 Full Port 7 ale Valve 4 50 Figure 14 Hot tap configuration for RNG insertion gas meters CAUTION SHOULD BE USED WHEN INSERTING OR RETRACTING AT PRESSURES EXCEEDING 60 PSIG 4 14 BARG Page 20 VRX UM 00374 EN 03 October 2014 Additional Installation Requirements Flow Profiling If the flow meter is long enough to be inserted to the far side of the pipe the flow through the pipe may be profiled at various flow rates The goal is to find point i
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