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Hoffer Flow Controls MF SERIES, User Manual

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Page: 6 / 24

Hoffer Flow Controls MF SERIES User Manual Download Page 6

HP-210

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Summary of Contents for MF SERIES

Page 1: ...F SERIES Mini Flowmeters for Low Flow Applications USER S MANUAL HP 210 January 2013 107 Kitty Hawk Lane P O Box 2145 Elizabeth City NC 27909 1 800 628 4584 252 331 1997 Fax 252 331 2886 www hofferflo...

Page 2: ......

Page 3: ...the system In many cases a system wiring drawing is available and may be requested from Hoffer Flow Controls This document contains proprietary information which is protected by copyright All rights a...

Page 4: ...l Authorization RMA Number from HFC s Customer Service Department within 30 days after discovery of a purported breach of warranty but not later than the warranty period otherwise such claims shall be...

Page 5: ...ion 9 2 1 Principle 9 2 2 Precautions 9 3 Installation 11 3 1 General Piping 11 3 2 Strainers Filters 12 3 3 Installation Kits 12 4 Maintenance 13 4 1 General 13 4 2 Disassembly 13 4 3 Inspection Repa...

Page 6: ...HP 210...

Page 7: ...per installation use and maintenance of your instrument Please take a few minutes to read through this manual before installing and operating your meter If you have any problems with the meter refer t...

Page 8: ...ROCESS CONNECTION ALL MINI FLOWMETERS ARE 1 2 37 DEG MALE FLARE PER MS33656 MODEL MF1 2X A END FITTING X A MF1 2X20B MF1 2X30B MF1 2X40B MF1 2X50B MF1 2X60B MF1 2X70B MF1 2X80B MF1 2X90B MF1 2X100B MF...

Page 9: ...N COMPOSITE SLEEVE BEARING MF1 2X100B T TUNGSTEN CARBIDE SLEEVE BEARING MF1 2X125B MF1 2X150B MF1 2X175B PICKUP COILS MODEL MF1 2X E OPTION E 1M ONE MAG COIL 1MC3PA ONE RF COIL 1MC2PAHT ONE HIGH TEMP...

Page 10: ...LASS I ZONE 1 IP 66 ATEX EX II 2GD Ex d tD IIC IP66 68 IEC EX D IIC IP68 PROCESS CONNECTION END FITTING TYPE MODEL MF1 2X MS OPTION MS ALL MINI FLOWMETERS ARE 1 2 37 DEG MALE FLARE PER MS33656 1 4 TS...

Page 11: ...DEG MALE FLARE PER MS33656 MODEL MF1 2X A END FITTING X A MF1 2X30B MF1 2X50B MF1 2X80B MF1 2X90B MF1 2X125B MF1 2X175B MAXIMUM FLOW RATE IN ACFM MODEL MF1 2X G OPTION G RATE IS DETERMINED BY THE GAS...

Page 12: ...P AND THE LENGTH OF LEADS AFTER ANY COIL EXCEPT THE HIGH TEMPERATURE COILS RISER AND EXPLOSION PROOF COIL ENCLOSURES MODEL MF1 2X D OPTION D X 1 MNPT RISER WELDED TO BODY X ATEX 3 4 MNPT RISER WELDED...

Page 13: ...D TEMPERATURE MUST BE KNOWN AND ENTERED ON THE ORDER THIS INFORMATION WILL BE MARKED ON THE HOUSING TO MEET PED REQUIREMENTS SEP CE SOUND ENGINEERING PRACTICE SP ANY SPECIAL FEATURES THAT ARE NOT COVE...

Page 14: ...Introduction 8 HP 210 This page intentionally left blank...

Page 15: ...motion of the rotor through the housing and converts it into a pulsing electrical signal Summation of the pulsing electrical signal relates directly to the total flow while the frequency is related to...

Page 16: ...Operation 10 HP 210 This page intentionally left blank...

Page 17: ...he mating fittings Size type of material and pressure rating should be the same as the flowmeter supplied When it is expected that flow will be intermittent the meter should not be mounted at a low po...

Page 18: ...to meter failure 3 2 Strainers Filters The MF Series flowmeters are designed for use in a clean fluid service However the service fluid may carry some particulate material which would need to be remo...

Page 19: ...he vise 2 Using a large blade screwdriver turn the plug counterclockwise to remove 3 To remove the shaft assembly carefully thread a 10 32 screw into the hole provided in insert Thread the screw into...

Page 20: ...xploded View TC Tungsten Carbide Sleeve Models Shaft Assembly Threaded Plug Seal Housing TC Journal Rotor Pickup Coil Coil Locknut Shaft Assembly Threaded Plug Seal Housing Rotor Pickup Coil Coil Lock...

Page 21: ...g Testing the MAG and MCP RF coils consists of measuring the resistance with an ohmmeter Resistance measurements are to be made when there is no flow through the meter or with the coil removed from th...

Page 22: ...16 Maintenance HP 210 If either resistance measurement fails replace the pickup coil Firmly seat the new coil in the flowmeter and tighten the locking nut...

Page 23: ...Reduced flow through the meter Meter partially clogged Clear meter Line to meter partially blocked Clear line to meter Meter readings inaccurate Fluid flowrate is not within meter flow range See Spec...

Page 24: ...fic meter parts are dependent upon the meter size and model always have the complete meter model number or serial number available when consulting the factory 1 Specific pick up coil is application de...

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