Hedland Flow Alert Micro and Reed Flow Switches for
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1. CO N G l a TTT FLOW ALERT FLOW SWITCH 6000 PSI 414 BARS MAX lt gt Badger Meter FORM 04 VAM UM 00229 September 2012 nsta lati on amp O pe ratio n Ma nua I INTRODUCTION The Flow Alert flow meter combines the rugged proven technology of a direct reading piston type variable area flow meter coupled with electri cal contacts utilized to signal at selected flow rates This combination is sealed against industrial contamination by a NEMA 12 and 13 IP52 54 rated enclosure This product provides a local flow indication and automatically signals the operator or PLC if flow is too high or too low Uses of the Flow Alert flow meter include bearing lubrication case drain verification gun drill cooling pump flow confirmation etc EA T FLOW ALERT FLOW SWITCH 6000 PSI 414 BARS MAX FIGURE 1 FLOW ALERT FLOW METER Page 2 Form 04 VAM UM 00229 09 12 II SPECIFICATIONS Enclosure Rating NEMA 12 amp 13 equivalent 52 amp 54 Temperature Rande 20 F to 240 F 20 C to 116 C Pressure Rating Aluminum Brass Liquids 1 3500 psi 241 bar maximum with a 3 1 safety factor Gases 4 10 172 1000 psi 69 bar maximum with a 10 1 safety factor Pressure Rating Stainless St2. 070 1119 1195 R Glycerin 126 0834 R 1104 5 1400 R 1 042 1447 etroleumo os 1000 1066 r PhosphateEster 118 0862 0921 R Phosphate Ester Base 126 0833 0891 R Phosphoric Acid Alr Free 178 0701 0749 N 0985 1000 R Water 1000 N R C Water Glycol 50 50 0 905 0 967 Water in oil 0 970 1 037 2659696626596096 96 7316557 2 gt gt sss ss gt 2 Pyrex R Recommended N Not Recommended C Consult Factory FIGURE 17 FLUID SELECTION CHART LIQUIDS Form 04 VAM UM 00229 09 12 Page 19 5 5 Fluid EPR Polycarbonate V E 5 m m lt Natural Gas 060 0775 C Nitrogen N 097 0985 c c R R R R c R R Oxygen 02 Propane 157 1273 R R R NNT Recommended N Not Recommended Consult Factory FIGURE 18 FLUID SELECTION CHART GASES A ________ w 0 RI Argon A BERR Carbon Dioxide 153 127 49 228 R Freon 12 Cclf 46 200 Helium Hydrogen 07 0265 R C C R JC RJNJCIR
3. lt 03 lt 03 A 02 3 02 5 5 0 1 O 0 1 0 4 8 12 16 20 24 28 32 36 40 44 48 4 8 12 16 20 24 28 32 36 40 44 48 Operating Voltage Operating Voltage VDC VDC FIGURE 2 REED SWITCH POWER DISSIPATION DIMENSIONS FLOW ALERT FLOW SWITCH 6000 PSI 414 BARS FIGURE 3 CASE DIMENSIONS ed c Port Size Length Length Length Dia 168 134 163 152 82 76 107 75 38 8 6 60 5 27 6 41 6 00 3 23 3 00 4 20 2 94 1 51 31 7 20 5 27 7 04 6 00 3 60 3 00 4 20 2 94 1 27 31 183 134 179 152 91 76 107 75 32 8 1 20 12 20 10 68 11 65 7 63 4 84 3 82 5 02 4 50 2 20 31 310 271 296 194 123 97 128 114 56 8 1 SAE 24 12 20 10 68 11 65 7 63 4 84 3 82 5 02 4 50 2 20 31 310 271 296 194 123 97 128 114 56 8 inches mm TABLE 1 DIMENSIONAL INFORMATION Page 4 Form 04 VAM UM 00229 09 12 III INSTALLATION Caution This product should be installed and serviced by techni cally qualified personnel trained in maintaining industrial class flow instrumentation and processing equipment Caution Read instructions thor oughly before installing the unit If you have any questions regarding product installation or mainte nance call your local supplier for more information Caution This meter may contain residual amounts of test fluid at the time of shipment This
4. ings must be taken at the flow meter inlet to ensure accurate correction factors The pneumatic flow meter is offered with a standard graduated dual scale calibrated for air in standard cubic feet per minute scfm at 1 0 s g 70 F 100 psi and liter per second Ips at 1 0 s g 21 C 6 9 bar PRESSURE GAUGE TEMP AIR BLEED OFF TO EQUIPMENT ADJUSTABLE VALVE PRESSURE FLOW SOURCE METER Conversion Chart The Conversion Chart provides a series of simplified mathematical formulas to correct the graduated scale for changes in pressure Table 1 temperature Table 2 and or specific gravity Table 3 Special scales can be made to accom modate other pressures tempera tures and specific gravity The conversion chart can also be used to correct adjust the Multi pressure Flow Scale to indicate flow rates in applications beyond the parameters stated on the scale Form 04 VAM UM 00229 09 12 adjust Pressures beyond above or below scale limits Step 1 Locate point at which the brightly colored indicator line inter sects the vertical 100 PSIG pressure line Step 2 Divide this reading by the Pressure Correction Factor f4 indi cated in the Conversion Chart To adjust for changes in Temperature Step 1 Divide the 100 PSIG flow rate reading by the Temperature Correction Factor fv To adjust for changes in Specific Gravity Step 1 Establish the square
5. 12 4 pin Brad Harrison quick disconnect plug is available upon special order 4 Pin Connector used with SPDT Micro Switch Red Normally Closed NC Normally Open NO TABLE 3 4 PIN CONNECTOR MICRO SWITCH WIRE DESIGNATIONS NOTE If the factory supplied cable is removed for hard wiring the meter switches must be connected with 0 187 x 0 020 insulated flag termi nals designed for the appropriate wire gauge for the application REED SWITCH MODELS Safe operation of the reed switch is dependent on not exceeding the maximum wattage for that switch For example the normally open reed switch has a maximum power rating of 10 Watts If the switch is to operate at 24 VDC the maximum current is found by dividing the wattage by the voltage eH E 24 Form 04 VAM UM 00229 09 12 All meters size 14 to 172 are offered in single 1 switch or double 2 switch models and come equipped with a 4 pin Hirschmann connector All units are quipped with a 15 length of 4 wire 22 AWG type PVC jacketed cable 4 Pin Connector used with SPST Reed Switch Red Switch 1 Contact Switch 1 Contact Optional Switch 2 Contact Optional Switch 2 Contact TABLE 4 4 CONNECTOR REED SWITCH WIRE DESIGNATIONS ALL MODELS The strain relief connection on the outside of the enclosure is water tight Be sure to consult local wiring codes before applying power Some installations will require rigid con d
6. cleaning and maintenance instruc tions Don t Use thread locking com pounds as thread sealant Don t Install the flow meter near turbulence producing fittings such as elbows reducers close coupled valves etc The in line flow meter does not require flow straighteners or special lengths of straight inlet outlet piping to stabilize turbulent flow patterns However to assure maximum operational reliability avoid installation of elbows valves and or reducers immediately adja cent to the meter inlet Form 04 VAM UM 00229 09 12 Don t Install the meter near fast acting valves Fast acting valves have the potential to create high magnitude hydraulic pressure spikes These spikes can damage the internal components of the meter resulting in inaccuracies or malfunction Don t Allow unidirectional meters to be operated against the direc tion of the flow arrow The standard flow meter is an unidirectional flow meter The piston acts as a check valve to block flow in the reverse direction This causes an excessive pressure differential which can result in damage to internal meter components The flow meter is also available in a modified design which offers a reverse flow by pass feature to accommodate bi direc tional flow NOTE In line meters with a reverse flow by pass feature are available Con sult factory for details INSTALLING THE FLOW ALERT 1 See Figure 4 Mount the meter so fluid is traveling
7. in the direction of the flow arrow 2 See Figure 5 Select a mounting location that is suitable for viewing and product service To connect the flow meter into the piping system place an open ended wrench onto the flow meter wrench flats adjacent to the pipe connection being installed DO NOT wrench on the opposite end of the flow meter or leakage may result Form 04 VAM UM 00229 09 12 3 See Figure 6 After installation rotate meter by hand to view flow scale ELECTRICAL CONNECTIONS Micro Switch Equipped Models All meters size 4 to 172 are of fered in single 1 switch or double 2 switch models The single switch model is equipped with a 34 length of 4 wire 18 AWG type SO jacketed cable The double switch model is equipped with a 18 length of 7 wire 16 AWG type SO jacketed cable Two Switch 7 Wire Cable Black White Green Normally Closed NC Normally Open NO Common Black White 2 Switch Blue Normally Open NO TABLE 2 MICRO SWITCH WIRE DESIGNATIONS Page 7 Flow Direction Arrows FIGURE 4 FLOW DIRECTION ARROWS Place wrench on transmitter flats on the same side plumbing is being tightened Place wrench on transmitter flats on the same side plumbing 15 being tightened FAN FIGURE 5 INSTALLING THE METER Never place wrench on transmitter flats opposite plumbing being tightened FIGURE 6 ROTATING THE METER Page 8 Form 04 VAM UM 00229 09
8. the remaining warranty of the original Product or ninety 90 days from the date of replacement whichever provides longer coverage LIMITS OF LIABILITY This warranty shall not apply to any Product repaired or altered by any Product other than Badger Meter The foregoing warranty applies only to the extent that the Product is installed serviced and operated strictly in accordance with Badger Meter instructions The warranty shall not apply and shall be void with respect to a Product exposed to conditions other than those detailed in applicable technical literature and Installation and Operation Manuals IOMs or which have 04 VAM UM 00229 09 12 Badger Meter Warranty Flow Alert Flow Switch been subject to vandalism negligence accident acts of God improper installation operation or repair alteration or other circumstances which are beyond the reasonable control of Badger Meter With respect to products not manufactured by Badger Meter the warranty obligations of Badger Meter shall in all respects conform and be limited to the warranty extended to Badger Meter by the supplier THE FOREGOING WARRANTIES ARE EXCLUSIVE AND IN LIEU OF ALL OTHER EXPRESS AND IMPLIED WARRANTIES WHATSOEVER INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE except warranties of title Any description of a Product whether in writing or made orally by Badger Meter or its agents specificat
9. wires Remove screws securing and Remove the two scale mounting screws Remove the screws securing the two mounting brackets and remove the brackets Loosen the two slide bracket Screws Remove the switch mounting screw and remove mounting block switch assembly from slide bracket Remove the two mounting screws securing switch to mounting block and pointer Make note of switch position Install new switch to mounting block and pointer using screws removed in step 7 9 Remove the strain relief Install mounting block switch assembly to slide bracket using screw removed in step 6 Tighten the slide bracket Screws Install strain relief Form 04 VAM UM 00229 09 12 13 Install mounting brackets to scale using scale mounting screws Do not fully tighten yet 14 Secure mounting brackets using screws removed in step 4 15 Tighten screws installed in step 10 16 Solder Hirschmann connector to new switch wires NOTE For 1 4 1 2 34 and 1 units wire should be cut to 5 length For 174 and 112 units wire should be cut to 10 length 17 Install the front cover and gasket To properly seat the cover gasket tighten cover screws in a crisscross pattern as shown in Figure 10 Mounting Bracket Z Screws Qty 2 Snap Switch Screws Oty 2 Kes A w FIGURE 13 MICRO SWITC
10. 000 PSI 414 BARS MAX Form 04 VAM UM 00229 09 12 Page 11 MAINTENANCE Warning Disconnect electri cal power before removing me ter cover Failure to follow these instructions could result in serious personal injury or death and or damage to the equipment Arrow Pointers on Switch Band SWITCH REPLACEMENT Micro Switch Figure 13 FIGURE 11 REED SWITCH 1 Disconnect cable connection ADJUSTMENT 14 MODELS to the meter 2 Remove screws securing cover and remove cover 3 Note the positions of the colored wire connections on Arrow the switch Disconnect the Pointer wires from the switch Screw 4 Remove the two mounting bracket screws at the bottom of the meter 5 Remove mounting bracket switch assembly from the meter Remove the FIGURE 12 REED SWITCH two screws securing switch to ADJUSTMENTFOR mounting bracket 14 12 MODELS 6 Install new switch to mounting DUAL SWITCH SHOWN bracket using screws removed In step 5 7 Install wires to terminals on switch as marked in step 3 8 Install mounting bracket switch assembly to meter using screws removed in step 4 9 Install the front cover and Page 12 Form 04 VAM UM 00229 09 12 gasket properly seat the cover gasket tighten cover screws in a crisscross pattern as shown in Figure 10 on page 10 Reed Switch Figure 14 Disconnect the Hirschmann connector and remove connector from
11. ES Form 04 VAM UM 00229 09 12 Page 25 NOTES 26 Form 04 VAM UM 00229 09 12 HEDLAND PRODUCTS COVERED The Badger Meter warranty shall apply to the Hedland Flow Alert Flow Switch Product MATERIALS AND WORKMANSHIP Badger Meter warrants the Product to be free from defects in materials and workmanship for a period of 12 months from the original purchase date PRODUCT RETURNS Product failures must be proven and verified to the satisfaction of Badger Meter The Badger Meter obligation hereunder shall be limited to such repair and replacement and shall be conditioned upon Badger Meter receiving written notice of any asserted defect within 10 ten days after its discovery If the defect arises and a valid claim is received within the Warranty Period at its option Badger Meter will either 1 exchange the Product with a new used or refurbished Product that is at least functionally equivalent to the original Product or 2 refund the purchase price of the Product DO NOT RETURN ANY PRODUCT UNTIL YOU HAVE CALLED THE BADGER METER CUSTOMER SERVICE DEPARTMENT AND OBTAINED A RETURN AUTHORIZATION Product returns must be shipped by the Customer prepaid F O B to the nearest Badger Meter factory or distribution center The Customer shall be responsible for all direct and indirect costs associated with removing the original Product and reinstalling the repaired or replacement Product A replacement Product assumes
12. H REPLACEMENT Page 13 Mounting Bracket Screws Mounting Bracket VENUE wb Scale Side Bracket Strain Relief Mounting Screw Mounting Screw FIGURE 14 REED SWITCH REPLACEMENT Cartridge Cleaning Figure 15 1 Disconnect the meter cable 2 Remove the meter from the line Remove excess piping from meter Warning Before attempting to remove the meter from the line check the system to confirm that line pressure has been reduced to zero PSI Failure to follow these instructions could result in serious personal injury or death and or damage to the equipment NOTE It is not necessary to remove the aluminum housing from the meter to remove it from the line Page 14 3 Thoroughly wipe off the entire meter surface using mild detergent or isopropyl alcohol Caution Do not use aromatic hydrocarbons halogenated hydro carbons ketones or ester based fluids on polycarbonate lens Failure to follow these instructions could result in damage to the meter 4 Remove the inlet end fitting retaining spring and metering cone spider plate assembly from the cartridge 5 Gently push the cartridge assembly towards the outlet port while holding magnetic indicator assembly in place 6 The cartridge internal parts are secured with a retaining ring Remove the retaining ring and the remaining internal parts from the cartridge NOTE If internal parts do not slid
13. R Page 20 Form 04 VAM UM 00229 09 12 FLOW VS PRESSURE DROP PRESSURE DROP PSI FLOW GPM Form 04 VAM UM 00229 09 12 1001 3 4 1 Reverse Flow gt PRESSURE DROP PSI tt 00 10 20 30 10 FLOW PETROLEUM FLUIDS 125 1 1 4 1 1 2 Reverse Flow 10 150 PRESSURE DROP PSI 0 25 50 75 100 125 150 FLOW GPM 21 1 15 1 1 4 1 1 2 Reverse Flow NET 1 2 Reverse Flow 3 4 1 Reverse Flow 4 40 100 _ 50 EM 80 5 9 60 a a a 60 u 3 3 30 2 1 10 40 c 10 100 d 40 E i 2520 10 75 02 20 10 0 5 5 0 dn S add 20 5 50 mr d 040 p 330 0 ani 0 0 5 10 15 0 25 50 15 100 125 150 FLOW GPM FLOW FLOW GPM PHOSPHATE ESTER 100 A P I OIL Page 22 Form 04 VAM UM 00229 09 12 60 1 2 Reverse Flow aie 100 3 4 1 Reverse Flow 1 1 4 1 1 2 Reverse Flow EE o E En 2 60 5 m 40 o o o t d 2 o 00 5 10 15 0 7 1 20 30 10 0 5 50 75 100 95 150 FLOW GPM FLOW GPM FLOW GPM WATER BASED FLUIDS Form 04 VAM UM 00229 09 12 Page 23 WATER CAUSTIC AND CORROSIVE LIQUIDS Page 24 Form 04 VAM UM 00229 09 12 7 75 100 125 150 800 1000 _ PLA 5 10 15 20 25 30 75 100 105 100 150 200 AIR CAUSTIC AND CORROSIVE GAS
14. e freely from cartridge use a wooden dowel inserted into the outlet port of the meter to push parts out 7 Place all parts on a clean work surface Clean and inspect all parts Replace any that appear worn or damaged 8 Check inlet port O ring for damage and replace if required Form 04 VAM UM 00229 09 12 9 Reassemble spring then piston magnet assembly and retaining ring into cartridge 10 Gently push cartridge assembly into housing while holding the magnetic flow indicator in position 11 Install metering cone spider plate assembly retaining spring and secure with inlet fitting 12 Reinstall meter to the line Reconnect electrical power 1 BODY 2 CAP 3 CONE ASSEMBLY 4 PISTON 5 INNER MAGNET 6 INDICATOR MAGNET 1 7 RETAINIGN RING 8 WAVE SPRING 9 METER SPRING 8 2 FIGURE 15 CARTRIDGE 5 Form 04 VAM UM 00229 09 12 Quick Re Coupling This piston type variable area flow meter is inherently less sensitive to shock and vibration than other variable area designs The unique magnetic coupling also eliminates the need for mechanical linkages that can wear or loosen over the functional life of the meter However on occasion a pressure spike or extreme flow surge can cause the piston to move at such rapid speed that it disconnects the piston magnet and the external indicator ring If this occurs use one of the
15. eel Liquids to 72 6000 psi 414 bar maximum with a 3 1 safety factor Liquids 34 to 1 5000 psi 345 bar maximum with a 3 1 safety factor Gases Ua to 112 1500 psi 103 bar maximum with a 10 1 safety factor Accuracy e 2 of full scale Repeatability 1 Pressure Drop See Appendix for specific meter information Micro Switch Single 1 double 2 switch pre wired single pole double throw SPDT UL recognized and CSA certified switch Form 04 VAM UM 00229 09 12 Type SPDT Contact Rating VAC 250 Volt 10 Amp Contact Rating VDC 125 Volt 0 5 Amp Cable Single Switch 34 4 wire 18 AWG SO jacket Cable Dual Switch 18 7 wire 16 AWG SO jacket Reed Switch Single 1 or double 2 reed switch pre wired single pole single throw normally open SPST NO or single pole single throw normally closed SPST NC UL recognized and CSA certified switch Type SPST Contact Rating maximum see Figure 2 Normally Open 10 Watts Normally Closed 5 Watts Voltage maximum at switching Normally Open 50 VDC Normally Closed 50 VDC Current maximum amps at switching resistive load Normally Open 0 5 Amp Normally Closed 0 5 Amps Initial Contact Resistance 0 100 Ohms Cable 15 4 6m 4 wire 22 AWG PVC jacket Page 3 Safe Operating Area for 5 5 Safe Operating Area for SPST NC 0 6 0 6 05 05 5 9 04 5 4 04
16. ent an outstanding contractual obligation exists 2012 Badger Meter Inc All rights reserved info hedland com www hedland com www badgermeter com Phone 262 639 6770 Fax 262 639 2267 The Americas Badger Meter 4545 West Brown 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 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 Czech Republic Badger Meter Czech Republic s r o Mar kova 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 04 Parkway Parade Singapore 449269 65 63464836 China Badger Meter Rm 501 N 11 Longyue Apartment N 180 Longjin Rd Jiuting Songjiang District Shanghai China 201615 86 21 5763 5412
17. fluid should be removed prior to installation as the fluid may be incompatible or hazardous with some liquids or gases Failure to follow these Caution This standard meter is unidirectional Attempts to flow flu ids in the opposite direction of the flow arrow will result in the meter acting as a check valve creating a deadheading situation If the differ ential pressure magnitude is great enough damage to the internal parts of the meter will result Form 04 VAM UM 00229 09 12 Warning Disconnect electri cal power before opening wiring enclosure Failure to follow these instructions could result in serious personal injury or death and or damage to the equipment Warning All wiring should be installed in accordance with the National Electrical Code and must conform to any applicable state and local codes Failure to follow these instructions could result in serious personal injury or death and or damage to the equipment Caution Air gas meters are NOT oxygen cleaned Use with oxygen may cause hazardous or explosive conditions that may cause serious personal injury and or damage to the equipment Page 5 INSTALLATION 5 The in line flow meter is simple device install However the following measures are recommended reliable trouble free operation Do Align pipe accurately Piping should be accurately aligned and of correct length The high pressure body
18. ions samples models bulletins drawings diagrams engineering sheets or similar materials used in connection with any Customer s order for the sole purpose of identifying the Product and shall not be construed as an express warranty Any suggestions by Badger Meter or its agents regarding use application or suitability of the Product shall not be construed as an express warranty unless confirmed to be such in writing by Badger Meter EXCLUSION OF CONSEQUENTIAL DAMAGES AND DISCLAIMER OF OTHER LIABILITY Badger Meter liability with respect to breaches of the foregoing warranty shall be limited as stated herein Badger Meter liability shall in no event exceed the contract price BADGER METER SHALL NOT BE SUBJECT TO AND DISCLAIMS 1 ANY OTHER OBLIGATIONS OR LIABILITIES ARISING OUT OF BREACH OF CONTRACT OR OF WARRANTY 2 ANY OBLIGATIONS WHATSOEVER ARISING FROM TORT CLAIMS INCLUDING NEGLIGENCE AND STRICT LIABILITY OR ARISING UNDER OTHER THEORIES OF LAW WITH RESPECT TO PRODUCTS SOLD OR SERVICES RENDERED BY BADGER METER OR ANY UNDERTAKINGS ACTS OR OMISSIONS RELATING THERETO AND 3 ALL CONSEQUENTIAL INCIDENTAL AND CONTINGENT DAMAGES WHATSOEVER Badger Meter Warranty 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 ext
19. of the flow meter can with stand shock and flow pressure pul sation However the piping should be firmly supported by external mounting brackets both upstream and downstream of the meter to avoid any pipe flexing actions that could reduce meter life Do Use rigid mounting If the flow meter inlet or outlet are to be rigid ly mounted and the opposing port is to be connected to flexible hose the end connected with the flexible hose must be rigidly mounted Do Use Teflon tape for sealing NPT fitting Do Install unions Install a union near the inlet or outlet of the meter This will facilitate quick easy meter removal and inspection during peri odic maintenance procedures Do Mount the meter either horizontally or vertically flow arrow pointing to either side or straight up If the meter must be mounted inverted special inverted scales are available from the factory Do Ensure the fluid is traveling in the direction of the flow arrow Figure 4 on page 8 Page 6 Do Use at least a 200 mesh 74 micron filter The meter will al low particulate to pass that would jam most valves and flow controls Systems that do not have filtration should be equipped with at least a 200 mesh 74 micron filter Most hydraulic systems already have much finer filtration Dirt ferrous metal or sealing agents such as Teflon tape may lodge and cause malfunction If the meter is jammed at a fixed position follow
20. oller screws 5 For dual switch models repeat steps 1 4 for left side switch setting Form 04 VAM UM 00229 09 12 6 Install the cover gasket Reed Switch Adjustment 1 4 front cover and secure with Models screws To properly seat the cover gasket tighten cover 1 Loosen the screw securing screws in a crisscross pattern the switch assembly Figure as show in Figure 10 11 2 Slide the switch assembly until the arrow pointers on the switch band are aligned with the desired flow rate indicated on the scale Latching Roller Spacer Strip Switching Roller 3 Tighten the screw Latching Roller Pointer Reed Switch Adjustment for 1 4 to Guide Bar 172 Models 1 Remove cover screws and front Loosen the screw securing the DIU HE iibi switch assembly Figure 12 ADJUSTMENT NOTE On meters equipped with dual switches the right side is the decreas ing flow switch the left side is the increasing flow switch 3 Slide the switch assembly until the arrow pointer aligns with the desired flow rate indicated on the scale 4 Tighten the screw 5 For dual switch models repeat steps 1 4 for left side setting FIGURE 10 COVER SCREW 6 Install the front cover and gas TIGHTENING SEQUENCE ket To properly seat the cover gasket tighten cover screws in a crisscross pattern as shown in Figure 10 FLOW ALERT FLOW SWITCH 6
21. root of the new specific gravity Step 2 Divide the 100 PSIG flow rate reading by the Specific Gravity Correction Factor 4 Form 04 VAM UM 00229 09 12 Page 17 DETERMINE FLOW RATES USING DIFFERENT PRESSURES amp TEMPERATURES scfm indicated Where f Conversion Factor for Inlet Pressure f Conversion Factor for Inlet Pressure 2 f Conversion Factor for Inlet Pressure scfm actual Table 1 Pressure Correction Factor f Operating Pressure aT s os vo o 2 ms 2s 17 2 oa ss v2 eo or sz Isa n ome f 114 7 f 7 914 f 790 857 1 14 7 psig 1 014 BAR 101 357 kPa Table 2 Temperature Correction Factor f 962 1 018 1 037 1 055 1 072 1 090 1 107 460 F 273 C f2 f 530 293 Table 3 Specific Gravity Correction Factor f FIGURE 16 CONVERSION CHART Page 18 Form 04 VAM UM 00229 09 12 LIQUIDS Correction Factor Specific Gravity Aluminum Acetic Acid Air Free 106 099 0971 Acetone 09 1053 1125 R Alcohol Butyl Butano 083 1027 1098 C Alcohol Ethyl Ethanol 083 1027 1098 C 10600 R C Benzine 069 1127 1204 0 891 R 1 015 yeneGycolsuso 142 os osas 146 074 088 R Gasoline
22. se procedures to re couple the magnet and the external indica tor ring Ifthe system permits simply change flow rate from no flow to full flow allowing the moving piston to magnetically re couple to the indicator ring e Remove cover and manually re attach external flow indicator to internal magnet piston assembly For rigorous cyclical applications where de coupling may occur frequently consult the technical services staff for further recommendations Page 15 VI APPENDIX APPLICATION INFORMATION LIQUID Viscosity Effect SUS cSt The design utilizes a precision machined sharp edged and biasing calibration spring that as sures operating stability and accu racy over the wide viscosity range common to many fluids Generally high flow models of each meter size provide good accuracy over a viscosity range of 40 to 500 SUS 4 2 to 109 cSt Density Effect specific gravity Any fluid density change from Stated standards has a proportional effect on meter accuracy Special scales can be supplied if actual spe cific gravity decreases accuracy be yond application limits Corrections for more or less dense fluids can be made to standard scales using the following correction factor 1 0 Specific Gravity for water water based meters 0 876 Specific Gravity for petroleum based meters Page 16 APPLICATION INFORMATION PNEUMATIC NOTE Pressure and temperature read
23. uit By removing the black strain relief connections from the outside of the enclosure a conduit connec tion is accessible Page 9 Wiring Configurations Power Line ur1i Mod Power Line Load will turn OFF when flow exceeds setpoint FIGURE 7 WIRING CONFIGURATION FOR LOADS WITHIN FLOW ALERT CONTACT RATINGS Power Line ur1i Mod Power Line ur1i Mod Load will turn ON when flow exceeds setpoint FIGURE 8 WIRING CONFIGURATION FOR LOADS THAT EXCEED FLOW ALERT CONTACT RATINGS Page 10 IV OPERATION NOTE Refer to the Appendix for appli cation information and fluid charts MICRO SWITCH ADJUSTMENT 1 Remove cover screws and front cover NOTE On meters equipped with dual micro switches the right side is the decreasing flow switch the left side is the increasing flow switch 2 Loosen the screws securing the switching roller and latching rollers to the guide bar Turn each screw one full turn maximum 3 All rollers are secured as a set to the spacer strip Slide the entire roller set until pointer is at the desired setting NOTE The spacer strip controls the maximum distance between rollers This distance may be shortened when the switching setting is close to the end of the flow scale Latching rollers may also be removed if the switching set ting is close to the end of the flow scale 4 Make sure roller brackets are flush against the guide bar Tighten r
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