Demonstrating the SMV 3000 as a Flow Transmitter with the SCT
Contents
1. Base Density 0 0458 Ibs ft3 Flowing Density 0 1044 Ibs ft3 Base Temperature 60 F Base Pressure 14 7 psia Pipe Diameter D 4 026 inches Bore d 2 7844 inches Plate Material 304 SS Pipe Material CS Ratio of Specific Heats 1 25 Configuring PV1 PV2 and PV3 ranges Go to DPConf Tab and configure PV1 DP for 0 50 inches H O 60 F Make sure your engineering units are inches HO 60 F Go to APConf Tab and configure PV2 AP for 0 50 psia Go to TempConf and configure PV3 Temp for RTD at 0 100 F Flow Configuration via Wizard Click on Wizard to start flow configuration From Equation Model List page choose Dynamic Corrections Click Next From Flow Element Properties page choose Orifice with Flange Taps D gt 2 3 inches Enter Bore Diameter of 2 7844 inches Select 304 SS as the Material Then enter 80 deg F as the Flowing Temperature Click on Next From Fluid State page choose gas Click Next From the Gas Flow page choose Standard Volume Click Next From Fluid Page select Natural Gas from the list Click Next From the Pipe Properties page select 40S as the Pipe Schedule select 4 inches as the Nominal Pipe Diameter and select carbon steel as the Material of the pipe Click Next From the Discharge Coefficient page choose the Reynolds number limits for discharge coefficient calculation Enter 10 000 for the low limit and 800 000 for the high limit Click Next From the Viscosity Compensatio2. Demonstrating the SMV 3000 as a Flow Transmitter with the SCT 3000 Smart Configuration Toolkit 1 You will need a SMV 3000 transmitter Procedure assumes you are using a SMA125 with software version 4 0 with SMV 3000 User s Manual 34 SM 25 02 12 98 SCT 3000 Software Version 4 xx and Hardware LIM and PCMCIA card version A3 and connector wires The software must be pre loaded on a computer that has an available PCMCIA slot See the SCT 3000 Start Up amp Installation Manual 34 ST 10 08C 12 98 A power supply is needed 24Vdc and 250 ohm resistor for communication The Smartline Demo Kit can be used to provide the power Also purchasing a 4 wire 100 ohm RTD will also make the SMV demonstration more worthwhile 2 The following assumes that the SCT 3000 software and hardware have been installed according to the Start Up amp Installation Manual With power to the SMV 3000 and the SCT 3000 connections in their proper place double click on the SCT software icon to open the software The SCT 3000 Banner Window opens Enter your name and click on OK The main SCT 3000 Window opens If the software and hardware are operating correctly CARD OK appears in the lower right corner of the screen Now to Upload a SMV 3000 transmitter database select the proper toolbar icon transmitter with red arrow going to computer It will take a minute or so to upload the entire SMV 3000 database You are now on line with the connected SMV 3000
3. Flowing Pressure 132 7 psia Maximum Differential 100 0 Inches H O 60 F Normal Differential 62 67 Inches H O 60 F Operating Viscosity 0 1450 cP Reynolds Number normal 386 649 Base Specific Gravity 0 57307 Flowing Spec Gravity 0 54693 Base Temperature 60 F Barometric Pressure 14 7 psia Pipe Diameter D 3 0680 Inches Bore d 1 6137 Inches Plate Material 304 SS Pipe Material CS a Configuring PV1 PV2 and PV3 ranges Go to DPConf Tab and configure PV1 DP for 0 100 inches H O 60 F Make sure your engineering units are inches HO 60 F Go to APConf Tab and configure PV2 AP for 0 200 psia Go to TempConf and configure PV3 Temp for RTD at 0 150 F b Flow Configuration via Wizard Click on Wizard to start flow configuration From Equation Model List page choose Dynamic Corrections Click Next From Flow Element Properties page choose Orifice with Flange Taps D gt 2 3 inches Enter Bore Diameter of 1 6137 inches Select 304 SS as the Material Then enter 100 deg F as the Flowing Temperature Click on Next From Fluid State page choose liquid Click Next From Liquid Flow page choose Standard Volume Click Next From Fluid Page select N Butane from the list Click Next From the Pipe Properties page select 40S as the Pipe Schedule select 3 inches as the Nominal Pipe Diameter and select carbon steel as the Material of the pipe Click Next From the Discharge Coefficient pa
4. 3 The following describes each SMV 3000 Tab Device Tab Shows Tag I D Firmware Version Transmitter Serial and Scratchpad General Tab Shows PV type Analog or DE Configure Analog Output and Failsafe direction DPConf Tab Allows DP range configuration and Engineering Units selection APConf Tab Allows AP or GP range configuration and Engineering Units selection TempConf Tab Allows Temperature range sensor type configuration and Eng Units selection FlowConf Tab Allows Flow range configuration Status Tab Shows diagnostic status of the transmitter The following Tabs can be accessed via the View menu Choose View Options General Customize Options and then click on Enable Calibration You must be On line to see these tabs DP InCal Tab Allows Set Correct Reset Correct and Input Mode for PV1 DP AP InCal Tab Allows Set Correct Reset Correct and Input Mode for PV2 AP or GP Temp InCal Tab Allows Set Correct Reset Correct and Input Mode for PV3 Temp Flow InCal Tab Allows Set Correct Reset Correct and Input Mode for PV4 Flow John Schnake Honeywell Page 8 18 2011 DP OutCal Tab Allows you to place PV1 DP into Output Mode check the analog loop AP OutCal Tab Allows you to place PV2 AP into Output Mode check the analog loop Temp OutCal Tab Allows you to place PV3 Temp into Output Mode check analog loop Flow OutCal Tab Allows you to place PV4 Flow into Output Mode check ana
5. FlowConf tab to choose the proper units for this application The customer has asked for CFM Therefore right click in the URV box and choose CFM Then change the URL to 1000 CFM and the URV to 900 CFM Click OK d Placing the transmitter in Input Mode to demonstrate Flowrate Use the Input Mode to simulate the transmitter s process variables DP AP or GP and Temp The transmitter can be placed into Input mode to show that the transmitter as configured per the data sheet will output the correct flowrate First if you have not enabled Calibration click View choose Options General and select Enable Calibration Now click on the DP InCal Tab Highlight the Input Mode box and enter 49 inches H2O which is the customer s normal DP and click on the Write Input button Now click on AP InCal Tab highlight the Input box and enter 129 7 psia the customer s flowing pressure Click on Write Input Next click on the Temp InCal Tab highlight the Input box and enter 100 deg F the customer s flowing temperature Click on Write Input Now that you have entered PV1 PV2 and PV3 into Input Mode go to the PV Monitor page to view the process inputs and the simulated mass flowrate To view PV Monitor you must choose any tab besides an Input or Output Tab Therefore choose Device Tab Now from the Main menu select View and choose PV Monitor For this application the normal flow should read approximately 630 Standard CFM This means at the norma
6. from the Main menu select View and choose PV Monitor For this application the flow should read approximately 120 Base GPM This means at the maximum DP of 100 inches the flowing pressure of 132 7 psia and the flowing temperature of 100 F the transmitter will output the customer s maximum flowrate 120 Base GPM Now check the transmitter to make sure it calculates the correct flowrate at normal differential pressure Go back to DP InCal Tab and change the Input to the customer s normal DP 62 67 inches Go back to PV Monitor and the flowrate should read approximately 95 Base GPM which is the customer s normal flowrate as stated above You have now shown your customer that the SMV 3000 can measure the DP AP and Temperature for this liquid flow application and calculate the correct flowrate note you must exit the InCal tabs to access PV Monitor Compensating for Temperature Now what if you customer says well that s great but my real process temperature is never the same as the temperature that I used to size the primary element orifice plate Ask him what he thinks that temperature is Maybe the process really runs around 80 F Show him what flowrate he will have if his temperature is 80 F Go back to DP InGall and change the DP back to the maximum 100 inches Now go to Temp InGal Tab and change the temperature to 80 F Next go back to PV Monitor and you will see that flowrate has increased to about 97 1 Base GPM
7. the Main menu select View and choose PV Monitor For this application the normal flow should read approximately 18 000 kg h This means at the normal DP of 245 39 mm H20 the flowing pressure of 4 bar absolute and the flowing temperature of 210 C the transmitter will output the customer s normal flowrate 18 000 kg h note you must exit the InCal tabs to access PV Monitor Compensating for Temperature OK maybe the process really runs around 230 C Show him what flowrate he will have if his temperature is 230 C Go to Temp InCal Tab and change the temperature to 230 C Next go back to PV Monitor and you will see that flowrate has decreased to about 17 900 kg h This is what you would expect with an increase in temperature An increase in temperature will decrease the density of the steam and therefore decrease the steam flowrate Now you have shown that the SMV 3000 will track the customer s application data and also compensate for fluctuations in process temperatures Demonstrating the SMV 3000 for Air flow through a Lo Loss Venturi Flow Example 4 Your customer wants to measure air through a Lo Loss Venturi He has chosen to buy the Honeywell SMV 3000 You have already sized a Lo Loss Ventuir for a 3 inch pipe and provided the Sizing Data Sheet with the following information below John Schnake Honeywell Page 9 8 18 2011 Tag I D FT Loss Maximum Flow 900 Standard CFM Normal Flow 630 Standard CFM Flowing Tempe
8. 0 1000 mm H20 40C Make sure your engineering units are mm H2O 40C Go to APConf Tab and configure PV2 AP for 0 5 bar Go to TempConf and configure PV3 Temp for RTD at 0 2500C b Flow Configuration via Wizard Click on Wizard to start flow configuration From Equation Model List page choose Dynamic Corrections Click Next From Flow Element Properties page choose Preso Ellipse 1 25 inch for 12 inch Pipe Select 316 SS as the Material Then enter 210 deg C as the Flowing Temperature Click on Next From Fluid State page choose steam Click Next From the Pipe Properties page select 40S as the Pipe Schedule select 12 inches as the Nominal Pipe Diameter and select carbon steel as the Material of the pipe Click Next From the Discharge Coefficient page choose the Reynolds number limits for discharge coefficient calculation Enter 50 000 for the low limit and 2 600 000 for the high limit Click Next From the Viscosity Compensation page select the temperature limits for viscosity calculation Enter 100 deg C for the low limit and 300 deg F for the high limit Click Next From the Flowing Variables page select Process Temperature for Flow Failsafe Indication if the RTD fails PV4 will go to failsafe Set damping to second Click Next From the Solutions Page you can review your entries see a graph of Discharge Coefficient Viscosity or Print of a copy of your entries Click Finish to download the new changes to the SMV 3
9. 000 This may take a few minutes c Configuration of Flow Units Select FlowConf tab to choose the proper units for this application The customer has asked for kg h Therefore right click in the URV box and choose kg h Then change the URL to 50 000 kg h and the URV to 36 000 kg h Click OK d Placing the transmitter in Input Mode to demonstrate Flowrate Use the Input Mode to simulate the transmitter s process variables DP AP or GP and Temp The transmitter can be placed into Input mode to show that the transmitter as configured per the data sheet will output the correct flowrate First if you have not enabled Calibration click View choose Options General and select Enable Calibration Now click on the DP InCal Tab Highlight the Input Mode box and enter 245 39 mm H20 4 deg C which is the customer s normal DP and click on the Write Input button Now click on AP InCal Tab highlight the Input box and enter 4 bar absolute the customer s flowing pressure Click on Write Input Next click on the Temp InCal Tab highlight the Input box and enter 210 deg C the customer s flowing temperature Click on Write Input Now that you have John Schnake Honeywell Page 8 8 18 2011 e entered PV1 PV2 and PV3 into Input Mode go to the PV Monitor page to view the process inputs and the simulated mass flowrate To view PV Monitor you must choose any tab besides an Input or Output Tab Therefore choose Device Tab Now from
10. This is what you would expect with a decrease in temperature Decreasing temperature increases the density of the butane liquid and therefore increases the base volume flowrate Now go to Temp InCal Tab and change the temperature to 120 F Next go back to PV Monitor Tab and you will see that flowrate has decreased to approximately 94 7 Base GPM This is what you would expect with an increase in temperature Increasing temperature decreases the density of the butane and therefore decreases the base volumetric flowrate Now you have shown that the SMV 3000 will track the customer s application data and also compensate for fluctuations in process temperatures John Schnake Honeywell Page 5 8 18 2011 Demonstrating the SMV 3000 for Natural Gas flow through an Orifice using a Dynamic Equation Flow Example 2 Your customer wants to measure Natural Gas through an Orifice with Flange Taps He has chosen to buy the Honeywell SMV 3000 You have already sized a concentric square edged orifice for this differential pressure flow application and provided the Orifice Sizing Data Sheet with the following information below John Schnake Honeywell Page 6 Tag LD FT 0410 Maximum Flow 85 000 SCFH Normal Flow 68 000 SCFH Flowing Temperature 80 deg F Flowing Pressure 34 696 psia Maximum Differential 40 inches H O 60 F Normal Differential 25 6 inches H O 60 F Operating Viscosity 0 0114 cP Reynolds Number normal 427 699
11. and the URV to 150 GPM Click OK Placing the transmitter in Input Mode to demonstrate Flowrate Use the Input Mode to simulate the transmitter s process variables DP AP or GP and Temp The transmitter can be placed into Input mode to show that the transmitter as configured per the data sheet will output the correct flowrate First if you have not enabled Calibration click View choose Options General and select Enable Calibration Now click on the DP InCal Tab Highlight the Input Mode box and enter 100 inches H20 60 deg F which is the customer s maximum DP and click on the Write Input button To verify the Input click on Read Input and make sure it reads the 100 that you entered Remember once you enter into the Input Mode you will see the yellow light traffic light in upper right corner of the Window flashing which signifies a non critical status Now click on APInCal Tab highlight the Input box and enter 132 7 psia the customer s flowing pressure Click on Write Input To verify click on Read Input Next click on the Temp InCal Tab highlight the Input box and enter 100 deg F the customer s flowing temperature Click on Write Input To verify click on Read Input Now that you have entered PV1 PV2 and PV3 into Input Mode go to the PV Monitor page to view the process inputs and the simulated mass flowrate To view PV Monitor you must choose any tab besides an Input or Output Tab Therefore choose Device Tab Now
12. ave now set your AP range PV2 for 0 500 psi c Setting the Temperature range Click on the TempConf Tab If the LRV box does not read zero highlight the LRV box and enter 0 To set the URV to 700 highlight the URV box and enter 700 Now click on the OK button You can also select your Engineering Units here Click on the arrow pulling down the Engineering Units menu and select the DEG F Click on OK You have now set your Temperature range PV3 for 0 700 F The TempConf Tab is also where you select which temperature sensor RTD Type J TC Type E TC etc will be connected to the SMV 3000 d Setting the Damping for PV3 Damping is also set in the Configuration windows Therefore to set the damping for flow click on TempConf Tab Enter the required damping value and click on OK Use the other tabs DPConf APConf to set the other damping values if needed The damping for PV4 is set in the Wizard e Changing the Engineering Units for PV2 Use the APConf Tab to change the pressure units Use the other Configuration Tabs to change the other PV Engineering Units f PV Monitor Process Variable Monitor Select View in the main menu and choose PV Monitor The PV Monitor allows you to view all process variables for the SMV 3000 You can view the value in the engineering units that have been selected or as a of range output You can also check the loop your 4 20 mA You must enable the Calibration Tabs to view them Choos
13. e View Options General Customize Options and then click on Enable Calibration Click on DP OutCal Tab highlight the Set Output box and enter a known output such as 0 or 50 and then click on the Set Output To button The digital display in the demo case should read 4 mA in the case of 0 output and 12 mA in the case of 50 output John Schnake Honeywell Page 2 8 18 2011 g Input Mode You can simulate the process measurements by entering a known input This can be valuable when demonstrating the mass flow output Click on DP InCal Tab Highlight the Input Mode box and enter a value such as 100 inches H20 Now click on Write Input This by passes the sensor and simulates the written input You can monitor this simulated value by using the PV Monitor John Schnake Honeywell Page 3 8 18 2011 Demonstrating the SMV 3000 for Liquid flow through an Orifice using a Dynamic Equation Flow Example 1 Your customer wants to measure liquid Butane through an Orifice with Flange Taps He has chosen to buy the Honeywell SMV 3000 You have already sized a concentric square edged orifice for this differential pressure flow application and provided the Orifice Sizing Data Sheet with the following information below You will find another example of measuring liquid flow through an orifice in the SMV 3000 User s Manual Tag LD FT 8171 Maximum Flow 120 Base GPM or 573 33 Ibs m Normal Flow 95 Base GPM or 453 89 Ibs m Flowing Temperature 100 F
14. ge choose the Reynolds number limits for discharge coefficient calculation Enter 10 000 for the low limit and 800 000 for the high limit Click Next From the Viscosity Compensation page select the temperature limits for viscosity calculation Enter 0 deg F for the low limit and 120 deg F for the high limit Click Next From the Density Compensation page enter the temperature limits for the density calculation Normally these will be the same as the limits entered on the Viscosity Compensation page Therefore enter 0 deg F for the low limit and 120 deg F for the high limit Press Next From the Density Variables page enter the Base or Standard Density Right click in the density box and change the units to S G at 60 deg F and then enter the value of 0 57307 Press Next From the Flowing Variables page select Process Temperature for Flow Failsafe Indication if the RTD fails PV4 will go to failsafe Set damping to 1 second Click Next From the Solutions Page you can review your John Schnake Honeywell Page 4 8 18 2011 c d e entries see a graph of Discharge Coefficient Viscosity or Density or Print of a copy of your entries Click Finish to download the new changes to the SMV 3000 This may take a few minutes Configuration of Flow Units Select FlowConf tab to choose the proper units for this application The customer has asked for GPM Therefore right click in the URV box and choose GPM Then change the URL to 200 GPM
15. l DP of 49 inches H20 the flowing pressure of 129 7 psia and the flowing temperature of 100 F the transmitter will output the customer s normal flowrate 630 Standard CFM Now go back to DP InCal and input the maximum DP 100 inches H20 Go to PV Monitor and the flowrate should be 900 Standard CFM John Schnake Honeywell Page 10 8 18 2011 e Compensating for Temperature OK maybe the process really runs around 130 deg F Show him what flowrate he will have if his temperature is 130 F Go to Temp InCal Tab and change the temperature to 130 F Next go back to PV Monitor and you will see that flowrate has decreased to about 877 Standard CFM This is what you would expect with an increase in temperature An increase in temperature will decrease the density of the air and therefore decrease the air flowrate Now you have shown that the SMV 3000 will track the customer s application data and also compensate for fluctuations in process temperatures f Got Questions concerning this Demonstration Procedure Call John Schnake SMV 3000 Product Manager at 602 313 3659 or send an e mail john schnake honeywell com g Got Questions concerning Applications Call Lawrence Vanell at 602 313 3755 John Schnake Honeywell Page 11 8 18 2011
16. l gas and therefore increases the standard volumetric flowrate Now go to AP InCal Tab and change the pressure to 30 psia Next go back to PV Monitor Tab and you will see that flowrate has decreased to approximately 63 100 Standard CFH This is what you would expect with a decrease in pressure A decrease in the pressure will decreases the density of the natural gas and therefore decreases the standard volumetric flowrate Now you have shown that the SMV 3000 will track the customer s application data and also compensate for fluctuations in process pressure Demonstrating the SMV 3000 for Steam flow through a Preso Ellipse Pitot Tube John Schnake Honeywell Page 7 8 18 2011 Flow Example 3 Your customer wants to measure saturated steam through a Preso Ellipse Pitot Tube He has chosen to buy the Honeywell SMV 3000 You have already sized a 1 25 inch diameter AHZ1 1200 Hot Tap pitot tube for a 12 inch pipe and provided th Sizing Data Sheet with the following information below Tag I D Maximum Flow Normal Flow Flowing Temperature Flowing Pressure Maximum Differential Normal Differential Reynolds Number normal Flowing Density Pipe Diameter D Probe diameter Pipe Material FT Preso 36 000 kg hr 18 000 kg hr 210 deg C 3 bar gauge 986 47 mm H O 245 39 mm H O 1 271 371 1 829 kg m3 12 inches 1 25 inches CS a Configuring PV1 PV2 and PV3 ranges Go to DPConf Tab and configure PV1 DP for
17. log loop 4 Let s now look at several features of the SCT 3000 configuration software Typical features to demonstrate while using the SMV 3000 include a Configuring the differential pressure PV1 DP range for 0 to 200 inches H30 b Configuring the static pressure PV2 AP or GP range for 0 500 psia c Configuring the process temperature PV3 Temperature range for 0 700 F d Set the damping characteristics PV3 e Change the displayed engineering units for PV2 f Monitor all process variables g Look at the Input value for a PV a Setting the DP range Click on the DPConf Tab If the LRV box does not read zero highlight the LRV box and enter 0 To set the URV to 200 highlight the URV box and enter 200 Now click on the OK button You can also select your Engineering Units here Click on the arrow pulling down the Engineering Units menu and select the inH O 39F Click on OK You can also change units by placing the cursor inside in the LRV or URV box and clicking the right mouse You have now set your DP range PV1 for 0 200 inH O 39F b Setting the Static Pressure range Click on the APConf Tab If the LRV box does not read zero highlight the LRV box and enter 0 To set the URV to 500 highlight the URV box and enter 500 Now click on the OK button You can also select your Engineering Units here Click on the arrow pulling down the Engineering Units menu and select PSI Click on OK You h
18. make sure it calculates the correct flowrate at maximum differential pressure Go back to DP InCal Tab and change the Input to the customer s normal DP 40 inches Go back to PV Monitor and the flowrate should read approximately 85 000 Standard CFH which is the customer s maximum flowrate as stated above You have now shown your customer that the SMV 3000 can measure the DP AP or GP and Temperature for this natural gas flow application and calculate the correct flowrate note you must exit the InCal tabs to access PV Monitor e Compensating for Pressure Now what if you customer says well that s great but my real process pressure is never the same as the temperature that I used to size the primary element orifice plate Ask him what he thinks that pressure is Maybe the process really runs around 40 psia Show him what flowrate he will have if his pressure increases to 40 psia Go back to DP InCall and change the DP back to the normal DP 25 6 inches Now go to AP InCal Tab and change the pressure to 40 psia Next go back to PV Monitor and you will see that flowrate has increased to about 73 000 Standard CFH An increase in approximately 5 psi has increased the flowrate about 5 000 Standard CFH or 7 4 That is a 7 4 error if you are not using a multivariable transmitter to compensate for the change in pressure This is what you would expect with an increase in pressure Increasing pressure will increase the density of the natura
19. n page select the temperature limits for viscosity calculation Enter 0 deg F for the low limit and 120 deg F for the high limit Click Next From the Density Variables page enter 1 25 for the Isentropic Exponent Ratio of Specific Heats enter 80 deg F for the Design Temperature enter 34 696 for the Design Pressure enter 0 1044 1b ft3 for the Design Density and enter 0 0458 1b ft3 for the Standard Density Click Next From the Flowing Variables page select Process Temperature for Flow Failsafe Indication if the RTD fails PV4 will go to failsafe Also select Pressure for Flow Failsafe Indication if pressure sensor fails PV4 will go to failsafe Set damping to 1 second Click Next From the Solutions Page you can review your entries see a graph of Discharge Coefficient Viscosity or Density or Print of a copy of your entries Click Finish to download the new changes to the SMV 3000 This may take a few minutes 8 18 2011 c Configuration of Flow Units Select FlowConf tab to choose the proper units for this application The customer has asked for SCFH Therefore right click in the URV box and choose CFH Then change the URL to 100 000 CFH and the URV to 85 000 CFH Note CFH implies SCFH because you have chosen Standard Volume above in the flow Wizard Click OK d Placing the transmitter in Input Mode to demonstrate Flowrate Use the Input Mode to simulate the transmitter s process variables DP AP or GP and Temp The tran
20. rature 100 deg F Flowing Pressure 129 7 psia Maximum Differential 100 inches H20 60 deg F Normal Differential 49 inches H2O 60 deg F Reynolds Number maximum 445 641 Standard Density 0 0764 Ibs ft3 a Configuring PV1 PV2 and PV3 ranges Go to DPConf Tab and configure PV1 DP for 0 100 inches H O 60 F Go to APConf Tab and configure PV2 AP for 0 150 psia Go to TempConf and configure PV3 Temp for RTD at 0 200 F b Flow Configuration via Wizard Click on Wizard to start flow configuration From Equation Model List page choose Standard since a Low Loss Venturi for gas is not supported by the Dynamic Equations Click Next From Fluid State page choose Gas Click Next From Gas Flow page choose Standard Volume Click Next From the Process Data page enter the Normal Flowrate 630 CFM enter the Design Pressure 129 7 psia enter the Design Temperature 100 deg F enter the Normal Differential Pressure 49 inches H20 60 deg F and enter the Standard Density 0 0764 Ibs ft3 Select Full for Compensation Mode Click Next From the Flowing Variables page select Process Temperature for Flow Failsafe Indication if the RTD fails PV4 will go to failsafe Set damping to second Click Next From the Solutions Page you can review your entries or Print a copy of your entries Click Finish to download the new changes to the SMV 3000 This may take a few minutes c Configuration of Flow Units Select
21. smitter can be placed into Input mode to show that the transmitter as configured per the data sheet will output the correct flowrate First if you have not enabled Calibration click View choose Options General and select Enable Calibration Now click on the DP InCal Tab Highlight the Input Mode box and enter 25 6 inches H20 60 deg F which is the customer s normal DP and click on the Write Input button Now click on APInCal Tab highlight the Input box and enter 34 696 psia If you are using a SMG170 with gauge measurement enter 20 psig Click on Write Input Next click on the Temp InCal Tab highlight the Input box and enter 80 deg F the customer s flowing temperature Click on Write Input Now that you have entered PV1 PV2 and PV3 into Input Mode go to the PV Monitor page to view the process inputs and the simulated mass flowrate To view PV Monitor you must choose any tab besides an Input or Output Tab Therefore choose Device Tab Now from the Main menu select View and choose PV Monitor For this application the flow should read approximately 68 000 Standard CFH This means at the normal DP of 25 6 inches the flowing pressure of 34 696 psia and the flowing temperature of 80 F the transmitter will output the customer s normal flowrate 68 000 Standard CFH The SMV s flowrate may not exactly match the flowrate as determined by the Orifice Sizing Software Flow Equations may vary slightly Now check the transmitter to
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