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Sierra 221 - page 1
Sierra Series 220 and 221 Innova-Flo ™ V ortex Flow Meters Instruction Manual Part Number IM-22 05/03 Revision C IMPORTANT: This manual is for use with 220/221 Vortex Products purchased during 1997 through January 2006 CORPORATE HEADQUARTERS 5 Harris Court, Building L Monterey, CA 93940 Phone (831) 373-0200 (800) 866-0200 Fax (831) 373-4402 ww w. ...
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Sierra 221 - page 2
Table of Contents Series 220/221 Instruction Manual Customer Notice Unless you have specifically ordered Sierra’s optional O 2 cleaning, this flow meter may not be fit for oxygen service. Sierra Instruments, Inc., is not liable for any damage or personal injury, whatsoever, resu lting from the use of Sierra Instru- ments standard mass flow meters ...
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Sierra 221 - page 3
Series 220/221 Instruction Manual Table of Contents T able of Contents Chapter 1 Introduction Innova-Flo ™ Vortex Flow Meters ........................................................ 1-1 Using this Manual ......................................................................... 1-1 Note and Safety Information ..................................... ...
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Sierra 221 - page 4
Table of Contents Series 220/221 Instruction Manual Chapter 4 T roubleshooting and Repair Hidden Diagnostics Menus .................................................................. 4-1 Column One Hidden Diagnostics Values ...................................... 4-2 Column Two Hidden Diagnostics Values ..................................... 4-2 Analo ...
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Sierra 221 - page 5
Series 220/221 Instruction Manual Table of Contents W arnings and Cautions Warning! Agency approval for hazardous location installations varies between flow meter models. Consult the factory for specific flow mete r approvals before any hazardous location instal- lation. For explosion proof installations, you must use solid metal conduit and follow ...
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Sierra 221 - page 6
Table of Contents Series 220/221 Instruction Manual 0-6 IM-22-C ...
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Sierra 221 - page 7
Series 220/221 Instruction Manual Chapter 1 Introduction Chapter 1 Introduction Innova-Flo™ V ortex Flow Meters The Sierra Instruments’ Series 220 In-Line and the Series 221 Insertion Innova-Flo™ Vortex Flow Meters provide a reliable solution for process flow measurement. From a single entry point in the pipeline, Innova-Flo meters offer prec ...
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Sierra 221 - page 8
Chapter 1 Introduction Series 220/221 Instruction Manual Note and Safety Information We use note, caution and warning statements throughout this book to draw your attention to important information. Warning! Caution! Note This statement appears with information that is important to protect people and equipment from damage. Pay very close attention ...
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Sierra 221 - page 9
Series 220/221 Instruction Manual Chapter 1 Introduction How the Innova-Flo V ortex Flow Meter Operates Figure 1-1. Series 220 In-Line Vortex Flow Meter Sierra Series 220 and 221 Innova-Flo ™ Vortex Flow Meters use a unique velocity sensor head to monitor volumetric flow rate. The built-in flow computer calculates mass flow rate based on a consta ...
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Sierra 221 - page 10
Chapter 1 Introduction Series 220/221 Instruction Manual Vortex Shedding Frequency Von Karman vortices form downstream of a shedder bar into two distinct wakes. The vortices of one wake rotate clockwise while those of the other wake rotate counterclockwise. Vortices generate one at a time, al- ternating from the left side to the right side of the s ...
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Sierra 221 - page 11
Series 220/221 Instruction Manual Chapter 1 Introduction Flow Velocity Range To ensure trouble-free operation, vorte x flow meters must be correctly sized so that the flow velocity range through the meter lies within the measurable velocity range (with acceptable pressure drop) and the linear range. The measurable range is defined by the minimum an ...
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Sierra 221 - page 12
Chapter 1 Introduction Series 220/221 Instruction Manual As shown below, Innova-Flo ™ Vortex Flow Meters exhibit a constant Strouhal number across a large range of Reynolds numbers, indicating a consistent linear output over a wide ra nge of flows and fluid types. Be- low this linear range, the intelligen t electronics in Innova-Flo automati- cal ...
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Sierra 221 - page 13
Series 220/221 Instruction Manual Chapter 1 Introduction Flow Meter Configurations Innova-Flo™ Vortex Flow Meters are available in two configurations: • Series 220 in-line flow meter (replaces a section of the pipeline) • Series 221 insertion flow meter (requires a “cold” tap or a “hot” tap into an existing pipeline) Both the in-line ...
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Sierra 221 - page 14
Chapter 1 Introduction Series 220/221 Instruction Manual 1-8 IM-22-C The meter includes a local 2 x 16 ch aracter LCD display housed within the enclosure. Local operation and r econfiguration is accomplished using six push buttons. For hazardous locations, the six push buttons can be operated through the sealed enclosure using a hand-held magnet, t ...
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Sierra 221 - page 15
Series 220/221 Instruction Manual Chapter 2 Installation Chapter 2 Installation Installation Overview Innova-Flo™ meter installations are simple and straightforward. Both the Se- ries 220 In-Line and Series 221 Insertion type flow meter installations are covered in this chapter. After review ing the installation requirements given below, see page ...
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Sierra 221 - page 16
Chapter 2 Installation Series 220/221 Instruction Manual Unobstructed Flow Requirements Select an installation site that will minimize possible distortion in the flow profile. Valves, elbows, control valves and other piping components may cause flow disturbances. Check your specific piping condition against the ex- amples shown below. In order to a ...
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Sierra 221 - page 17
Series 220/221 Instruction Manual Chapter 2 Installation Series 220 In-Line Flow Meter Installation Install the Series 220 In-Line Flow Me ter between two conventional pipe flanges as shown in Figures 2-3 and 2-4. Table 2-1 provides the recom- mended minim um stud bolt lengths for wafer-style meter body size and dif- ferent flange ratings. The mete ...
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Sierra 221 - page 18
Chapter 2 Installation Series 220/221 Instruction Manual Wafer-Style Flow Meter Installation Install the wafer-style meter between two conventional pipe flanges of the same nominal size as the flow m eter. If the process fluid is a liquid, make sure the meter is located where the pipe is always full. This may require lo- cating the meter at a low p ...
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Sierra 221 - page 19
Series 220/221 Instruction Manual Chapter 2 Installation Flange-Style Flow Meter Installation Install the flange-style meter between two conventional pipe flanges of the same nominal size as the flow m eter. If the process fluid is a liquid, make sure the meter is located where the pipe is always full. This may require lo- cating the meter at a low ...
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Sierra 221 - page 20
Chapter 2 Installation Series 220/221 Instruction Manual Series 221 Insertion Flow Meter Installation Prepare the pipeline for installation using either a cold tap or hot tap method described on the following pages. Refer to a standard code for all pipe tap- ping operations. The following tapping instru ctions are general in nature and intended for ...
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Sierra 221 - page 21
Series 220/221 Instruction Manual Chapter 2 Installation Cold Tap Guidelines Refer to a standard code for all pi pe tapping operations. The following tap- ping instructions are general in nature and intended for guideline purposes only. Caution! When using toxic or corrosive gases, purge the line with inert gas for a minimum of four hours at full g ...
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Sierra 221 - page 22
Chapter 2 Installation Series 220/221 Instruction Manual Hot Tap Guidelines Warning! Hot tapping must be performed by a trained professional. US. regula- tions often require a hot tap permit. The manufac- turer of the hot tap equipment and/or the contractor performing the hot tap is responsible for providing proof of such a permit. Refer to a stand ...
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Sierra 221 - page 23
Series 220/221 Instruction Manual Chapter 2 Installation Flow Meter Insertion The sensor head must be properly positioned in the pipe. For this reason, it is important that insertion length calculations are carefully followed. A sensor probe inserted at the wrong depth in the pipe will result in inaccurate readings. Insertion flow meters are applic ...
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Sierra 221 - page 24
Chapter 2 Installation Series 220/221 Instruction Manual Installing Flow Meters with a Compression Connection* Use the following formula to determine insertion length for flow m eters (NPT and flanged) with a compression process connection. The installation procedure is given on the next page. Insertion Length Formula I = S – F – R – t Where: ...
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Sierra 221 - page 25
Series 220/221 Instruction Manual Chapter 2 Installation Insertion Procedure for Meters with a Compression Connection Figure 2-7. Flow Meter with Compression Type Fitting 1. Calculate the required sensor probe insertion length. Caution! The sensor alignment pointer must point downstream, in the direction of flow. 2. Fully retract the stem until the ...
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Sierra 221 - page 26
Chapter 2 Installation Series 220/221 Instruction Manual Installing Flow Meters with a Packing Gland Connection* Use the formula below to determine the insertion depth for flow m eters (NPT and flanged) equipped with an insertion t ool. To install, see the next page for instructions for meters with a permanent insertion tool. For m eters with a re- ...
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Sierra 221 - page 27
Series 220/221 Instruction Manual Chapter 2 Installation Insertion Procedure for Flow Meters with Permanent Insertion Tool Figure 2-9. Flow Meter with Permanent Insertion Tool 1. Calculate the required sensor probe insertion length (see previous page). Measure from the depth marker arrow down the stanchion and scribe a mark at the calculated insert ...
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Sierra 221 - page 28
Chapter 2 Installation Series 220/221 Instruction Manual Insertion Procedure for Flow Meters with Removable Insertion Tool Figure 2-10. Flow Meter with Removable Insertion Tool 1. Calculate the required sensor probe insertion length. Measure from the depth marker arrow down the stanchion and scribe a mark at the calcu- lated insertion depth. 2. Ful ...
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Sierra 221 - page 29
Series 220/221 Instruction Manual Chapter 2 Installation 7. Tighten the packing gland nuts to stop leakage around the stem. Do not torque over 20 ft-lbs. 8. Slide the stem clamp back into position. Torque stem clamp bolts to 15 ft-lbs. Replace the stem clamp nuts and torque to 10-15 ft-lbs. 9. Attach the safety chain from the stem clamp to the hook ...
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Sierra 221 - page 30
Chapter 2 Installation Series 220/221 Instruction Manual Insertion Procedure for Flow Meters with No Insertion Tool (Packing Gland Connection) 1. Calculate the required sensor probe insertion length. Warning! The line must be less than 50 psig for installation. 2. Fully retract the stem until the senso r head is touching the bottom of the stem hous ...
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Sierra 221 - page 31
Series 220/221 Instruction Manual Chapter 2 Installation Adjusting Meter Orientation Depending on installation requirements, you may need to adjust the meter orientation. There are two adjustments available. The first rotates the position of the LCD display/keypad and is available on both in-line and insertion me- ters. The second is to rotate the ...
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Sierra 221 - page 32
Chapter 2 Installation Series 220/221 Instruction Manual Enclosure Adjustment (Series 220 Only) Figure 2-13. Enclosure Viewing Adjustment To avoid damage to the sensor wires, do not rotate the enclosure beyond 180- degrees from the original position. To adjust the enclosure: 1. Remove power to the flow meter. 2. Loosen the three set screws shown ab ...
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Sierra 221 - page 33
Series 220/221 Instruction Manual Chapter 2 Installation Wiring Connections Warning! To avoid potential electric shock, follow National Electric Code safety practices or your local code when wiring this unit to a power source and to peripheral devices. Failure to do so could result in injury or death. All wiring procedures must be performed with th ...
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Sierra 221 - page 34
Chapter 2 Installation Series 220/221 Instruction Manual 4-20 mA Output Connections The Innova-Flo meter has a single 4-20 mA loop. The 4-20 m A loop current is controlled by the meter electronics. The electronics must be wired in series with the sense resistor or current meter. The current control electronics re- quire 12 volts at the input termin ...
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Sierra 221 - page 35
Series 220/221 Instruction Manual Chapter 2 Installation Pulse Output Connections The pulse output is used for a remote counter. When the preset volume or mass (defined in the totalizer settings, see page 3-6) has passed the meter, the output provides a 50 millisecond square pulse. The pulse output requires a separate 5 to 36 VDC power supply. The ...
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Sierra 221 - page 36
Chapter 2 Installation Series 220/221 Instruction Manual 2-22 IM-22-C Remote Electronics Wiring The remote electronics enclosure should be mounted in a convenient, easy to reach location. For hazardous location in stallations, make sure to observe agency requirements for installation. A llow some slack in the interface cable between the junction bo ...
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Sierra 221 - page 37
Series 220/221 Instruction M anual Chapter 3 Operation Chapter 3 Operating Instructions After installing the Innova-Flo Vortex Meter, you are ready to begin op- eration. The sections in this chapter explain the display/keypad com- mands, meter start-up and program ming. The meter is ready to operate at start up without any special programming. To e ...
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Sierra 221 - page 38
Chapter 3 Operation Seri es 220/221 Instruction Manual Start-Up To begin flow meter operation: Note Starting the flow meter or pressing EXIT will always display the Run Mode screens. 1. Verify the flow meter is installed and wired as described in Chapter 2. 2. Apply power to the meter. At start up, the unit runs a series of self- tests that check t ...
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Sierra 221 - page 39
Series 220/221 Instruction M anual Chapter 3 Operation Using the Setup Menus Output Menu Display Menu Totaliz er Menu Units Menu Diagnostics Menu Calibration Menu Password Menu Pass word 4-20 mA Outpu t 1 ENTER Cycle Tim e (sec) Number of Digi ts Display TC (sec) Display VFlow? Display MFlow? Totaling Unit per Pulse Reset Total Volume Flow U nit Ma ...
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Sierra 221 - page 40
Chapter 3 Operation Seri es 220/221 Instruction Manual Output Menu Pass wor d ENT ER Use keys to access menus Output Menu 4-20mA Output 1 More > ENT ER Run Mode < Measur e > None Volume Mass < 4mA = xxxx > xxxx < 20mA = xxxx > xxxx < Time Cons t(SEC ) xxxx Example for Setting an Output The following shows how to set Output 1 ...
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Sierra 221 - page 41
Series 220/221 Instruction M anual Chapter 3 Operation Display Menu Passwor d ENT ER Use keys to access m enus Display Menu Cycle T ime(S ec) 0 ENT ER Run Mode Number of Digi ts 2 Displ ay VF low? YES or NO Display MF low? YES or NO If Cycle Ti m e is set to zero, manual advance i s required Used to set the number of digits di splayed after decimal ...
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Sierra 221 - page 42
Chapter 3 Operation Seri es 220/221 Instruction Manual Totalizer Menu Passwor d ENT ER Use keys to access m enus Totalizer Menu Totaling Inactive Volu me Mass ENT ER Run Mode (un it)/Puls e xxxx Res et T otal? YES or NO Exampl e: Maxi mum flowr ate = 600 gallons per minute (600 gallons per minute = 10 gall ons per sec ond) If unit per pulse i s set ...
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Sierra 221 - page 43
Series 220/221 Instruction M anual Chapter 3 Operation Units Menu Pas sw o rd ENT ER Use keys to access m enus Units Menu ENT ER Run Mode ton = 2000 lb mt on = Met ri c Ton = 100 0 kg sm^ 3 = st and ard cub ic me ter s scf = standard cubic feet nm^3 = normal c ubic meters bbl = barrels = 42 US gallon Mass Flow Unit lb ton gram kg / mton sm^ 3 scf n ...
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Sierra 221 - page 44
Chapter 3 Operation Seri es 220/221 Instruction Manual Diagnostics Menu Pas s wo r d ENT ER Use keys to access menus Diagnositcs Menu Sim Vor Fre q xxx ENT ER Run Mod e Highest Veloci ty xxx Simulate Vorte x Frequency (Hz) Highest Rec orded Veloc ity (ft/se c) Use the Diagnostics Menu to simulate flow and review the highest recorded veloc- ity in f ...
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Sierra 221 - page 45
Series 220/221 Instruction M anual Chapter 3 Operation Calibration Menu Passw ord ENT ER Use keys to access m enus Calibration Menu Meter Size or Pipe ID ENT ER Run Mode Meter Facto r xxxx Vortex Coef Ck xx Lo w F low Cu toff xx Seri al Nu mbe r xxxxxxxxx Series 220 - meter size Series 221 - pipe internal diameter (inches) Meter calibration constan ...
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Sierra 221 - page 46
Chapter 3 Operation Seri es 220/221 Instruction Manual 3-10 IM-22-C Password Menu Pas swo rd ENT ER Use keys to access m enus Pas swo rd Menu Set Pass w ord 1234 ENT ER Run Mode Use the Password Menu to set or change the system password. The factory-set password is 1234. ...
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Sierra 221 - page 47
Series 220/221 Instruction Manual Chapter 4 Troubleshooting & Repair Chapter 4 T roubleshooting and Repair f fi G A Vper Vcy c P V Re Tot wt it Kc It Kb b 4-20, Z ero xxxx 4-20, FScale xxxx Disab le Recorct Pre-Fil t Water? Total in EEpro m Gain Control Fil ter Cont rol Config Code Factory Defaults Test Puls e Out * Not Present on 220 m odels * ...
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Sierra 221 - page 48
Chapter 4 Troubleshooting & Repair Series 220/221 Instruction Manual Column One Hidden Diagnostics Values • f = vortex shedding frequency (Hz). • fi = adaptive filter – should be approximately 25% higher than the vortex shedding frequency, this is a low-pass filter. • G = gain (applied to vortex signal amplitude). Gain changes from 333. ...
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Sierra 221 - page 49
Series 220/221 Instruction Manual Chapter 4 Troubleshooting & Repair • Pre-Filt Water? = Pre-filter for liquid applications. YES for all liq- uid applications and NO for all gas or steam applications. Always set to NO for ½” and ¾” meters due to the high vortex shedding fre- quency. • Total in EEprom = totalizer value in the same unit ...
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Sierra 221 - page 50
Chapter 4 Troubleshooting & Repair Series 220/221 Instruction Manual 2. Mechanical installation may be incorrect. Verify the straight run is adequate as described in Chapter 2. For in-line meters, m ake sure the meter is not installed backwards and there are no gaskets protrud- ing into the flow stream. For insertion meters, verify the insertio ...
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Sierra 221 - page 51
Series 220/221 Instruction Manual Chapter 4 Troubleshooting & Repair analog board. The meter should read electrical noise, 60 Hz for ex- ample. If all readings are correct, re-install vortex sensor wires. 4. Verify all meter configuration and troubleshooting steps previously described. There are many possible causes of this problem, consult fac ...
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Sierra 221 - page 52
Chapter 4 Troubleshooting & Repair Series 220/221 Instruction Manual 4-6 IM-22-C Returning Equipment to the Factory Before returning any Innova-Flo meter to the factory, you must re- quest a Return Material Authorization (RMA) number . To obtain an RMA number and the correct shipping address, contact Customer Ser- vice at: (800) 866-0200 or (83 ...
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Sierra 221 - page 53
Series 220/221 Instruction M anual Appendix A Specifications Appendix A Product Specifications Accuracy Process 220 Series In-Line Mete rs 221 Series Insertion Meters (1) Variables Liquids Gas & Steam Liquids Gas & Steam Volumetric Flow Rate ±0.7% of rate over a 30:1 range (2) ±1% of rate over a 30:1 range (2) ±1.2% of rate over a 30:1 r ...
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Sierra 221 - page 54
Appendix A Specifications Series 220/221 Instruction Manual Water Minimum and Maximum Flow Rates ½-inch ¾-inch 1-inch 1.5-inch 2- inch 3-inch 4-inch 6-inch 8-inch gpm 1 22 1.3 40 2.2 67 5.5 166 9.2 276 21 618 36 1076 81 2437 142 4270 m 3 /hr .23 5 .3 9.1 0.5 15 1.3 38 2.1 63 4.7 140 8.1 244 18 554 32 970 Linear Range Smart electronics corrects fo ...
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Sierra 221 - page 55
Series 220/221 Instruction M anual Appendix A Specifications Power Requirements Loop powered, 12 to 36 VDC. Output Signals Analog: field rangeabl e linear, 4-20 mA output signal, 1000 ohms maximum loop resistance, selected by user for volumetric flow rate or mass flow rate. Pulse: field rangeable volume/pul se output for totalization is a 50- milli ...
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Sierra 221 - page 56
Appendix A Specifications Series 220/221 Instruction Manual A-4 IM-22-C ...
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Sierra 221 - page 57
Series 220/221 Instruction Manual Appendix B Glossary Appendix B Glossary A B C D A Cross sectional area. acfm Actual cubic feet per mi nute (volumetric flow rate). ASME American Society of Mechanical Engineers. Bluff Body A non-streamlined body placed into a flow stream to create vortices. Also called a Shedder Bar. BTU British Thermal Unit, an en ...
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Sierra 221 - page 58
Appendix B Glossary Series 220/221 Instruction Manual I J K L In-Line Flow Meter A flow meter which includes a short section of piping which is put in-line with the user’s piping. Insertion Flow Meter A flow meter which is inserted into a hole in the user’s pipeline. Joule A unit of energy equal to one watt for one second. Also equal to a Newto ...
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Sierra 221 - page 59
Series 220/221 Instruction Manual Appendix B Glossary Q R S T Q Flow rate, usually volumetric. Rangeability Highest measurable flow rate divided by the lowest measurable flow rate. Reynolds Number A dimensionless number equal to the density of a fluid or Re times the velocity of the fluid times the diameter of the fluid channel, divided by the flui ...
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Sierra 221 - page 60
Appendix B Glossary Series 220/221 Instruction Manual B-4 IM-22-C ...
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