Emerson 95 Series Pressure Reducing Regulators Instruction Manual
Contents
1. WITH METAL DIAPHRAGM PITOT TUBE USED IN NPS 3 4 AND 1 DN 20 AND 25 SIZES ONLY 1 PARTS NOT SHOWN 13 8 18 N S NEVER SEEZ 30A6999 A Figure 4 Type 95LD Regulator Assembly Type 95LD the lower spring seat and diaphragm plate key 21 are threaded together and can be removed as one unit 3 If the unit has metal diaphragms a Find the pusher post key 30 and place on a surface with the larger flat surface down and the thread stem up metal diaphragm pusher post has a recessed diameter in the bottom surface Then find one smaller composition gasket key 47 and fit it over the threaded end of the pusher post Find and take one of the diaphragm heads and slip it over the threaded end of the pusher post with the chamfered side of the diaphragm head toward the gasket Take a second gasket and place it over the threaded end of the pusher post on top of the diaphragm head Replace one of the two large diaphragm gaskets key 19 on the surface of the body that will support the diaphragms There will be two Never Seez is a trademark of Bostik Corp diaphragms used per regulator except for Type 95LD NPS 1 4 with 2 to 6 psi 0 14 to 0 41 bar outlet setting which uses only one metal diaphragm the metal diaphragm is in between two diaphragm gaskets Another diaphragm gasket will be placed on top of the second metal diaphragm The raised surfaces of the metal diaphragms should be placed in the unit so2. 1E392727142 Red 2to6 0 14 to 0 41 0 207 5 26 2 50 63 5 1E395627022 Yellow 95LD 1 2 15 5 to 15 0 34 to 1 0 0 234 5 94 2 57 65 2 1D7455T0012 Green 13 to 30 0 90 to 2 1 0 281 7 14 2 44 62 0 1E395727192 Red 3 4 4 2to6 0 14 to 0 41 0 306 7 77 4 00 102 1E398927022 Yellow 20 25 5 to 15 0 34 to 1 0 0 343 8 71 4 00 102 1E399027142 Green 13 to 30 0 90 to 2 1 0 406 10 3 4 00 102 1E399127162 Red 15 to 30 1 0 to 2 1 0 148 3 76 2 00 50 8 1E392527022 Yellow 1 4 25 to 75 1 7 to 5 2 0 172 4 37 2 00 50 8 1E392627012 Green 70 to 150 4 8 to 10 3 0 207 5 26 1 94 49 2 1E392727142 Red 15 to 30 1 0 to 2 1 0 148 3 76 2 50 63 5 1E395627022 Yellow 1 2 15 25 to 75 1 7 to 5 2 0 172 4 37 2 57 65 2 1D7455T0012 Green 70 to 150 4 8 to 10 3 0 207 5 26 2 44 62 0 1E395727192 Red 95HD aa 15 to 30 1 0 to 2 1 0 306 7 77 4 00 102 1E398927022 Yellow 20 25 25 to 75 1 7 to 5 2 0 343 8 71 4 00 102 1E399027142 Green 70 to 150 4 8 to 10 3 0 406 10 3 4 00 102 1E399127162 Red 5 to 80 0 34 to 5 5 0 531 13 5 6 56 167 1E795327082 Light Blue 1 1 2 2 60 to 120 4 1 to 8 3 0 562 14 3 6 56 167 1E795427082 Light Gray 40 50 100 to 140 6 9 to 9 7 0 593 15 1 6 50 165 1E793327082 Yellow 120 to 150 8 3 to 10 3 0 656 16 7 6 57 167 1P788827082 Black 1 For Types 95LD and 95HD regulators the pressure ranges indicate the differential pressure that can be obtained with the indicated spring The differential pressure spring settin
3. 2 DN 15 body 1E396104022 316 Stainless steel 1E392235072 NPS 3 4 and 1 DN 20 and 25 bodies 1E399304022 NPS 1 2 DN 15 body NPS 1 1 2 and 2 DN 40 and 50 bodies 1P787904022 416 Stainless steel 1E392235132 Type 95LD 316 Stainless steel 1E392235072 NPS 1 4 body 1E394004022 NPS 3 4 and 1 DN 20 and 25 NPS 1 2 DN 15 body 1E397004022 416 Stainless steel 1E398535132 NPS 3 4 and 1 DN 20 and 25 bodies 1E390404022 316 Stainless steel 1E398535072 20 Pitot Tube NPS 1 1 2 and 2 DN 40 and 50 NPS 3 4 and 1 DN 20 and 25 bodies 416 Stainless steel 1P785435132 Copper 1E399417012 316 Stainless steel 1P7854X00A2 NACE 316 Stainless steel 1E399438092 8 Lower Spring Seat 304 Stainless steel 1E399438072 Type 95HD only NPS 1 1 2 and 2 DN 40 and 50 bodies NPS 1 4 body 304 Stainless steel 1P785638072 Aluminum 1E392309012 316 Stainless steel 1P7856X0012 NPS 1 2 DN 15 body Brass 1P7856X0032 Aluminum 1E395408012 21 Diaphragm Head Assembly aluminum steel NPS 3 4 and 1 DN 20 and 25 bodies Type 95LD only Aluminum 1E398608012 NPS 1 4 body 1E3936X0012 NPS 1 1 2 and 2 DN 40 and 50 bodies NPS 1 2 DN 15 body 1E3967X0012 Carbon Steel Plate 1P787724152 NPS 3 4 and 1 DN 20 and 25 bodies 1E3907X0012 9 Upper Spring Seat Carbon steel 30 Pusher Post Type 95HD only NPS 1 4 body 1B798525062 Metal to metal seat NPS 1 2 DN 15 body 1D667125072 416 Stainless steel 1P785135132 NPS 3 4 and 1 DN 20 and 25 bodies 1E398725072 304 Stainless steel 1P785135042 NPS 1 1 2 and
4. 2 DN 15 through 50 bodies Steel 35 Packing Box Nut Zinc plated steel 36 Packing PTFE 3 required NPS 1 4 body NPS 1 2 through 2 DN 15 through 50 bodies 37 Packing Box Gasket Steel NPS 1 4 body NPS 1 2 through 2 DN 15 through 50 bodies 38 Handwheel NPS 1 4 body NPS 1 2 through 1 DN 15 through 25 bodies NPS 1 1 2 and 2 DN 40 and 50 bodies 39 Female Adaptor PTFE NPS 1 4 body NPS 1 2 through 2 DN 15 through 50 bodies 40 Male Adaptor PTFE NPS 1 4 body NPS 1 2 through 2 DN 15 through 50 bodies 41 Machine Screw Steel plate NPS 1 4 body NPS 1 2 through 1 DN 15 through 25 bodies NPS 1 1 2 and 2 DN 40 and 50 bodies Recommended spare part Industrial Regulators Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75069 1872 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 Asia Pacific Shanghai China 201206 Tel 86 21 2892 9000 Europe Bologna Italy 40013 Tel 39 051 4190611 Middle East and Africa Dubai United Arab Emirates Tel 971 4811 8100 For further information visit www fisherregulators com Part Number Key Description Part Number 42 Packing Spring 316 Stainless steel 1F 125437012 1L449535232 43 Washer 316 Stainless steel 1L449735232 NPS 1 4 body 1F 125236042 1L324435232 NPS 1 2 through 2 DN 15 through 50 bodies 1H981836042 21A9808X012 44 Washer Steel NPS 1 4 body 1A329128982 NPS 1 2 through 1 DN 15 through 2
5. 2 DN 40 and 50 bodies 316 Stainless steel 1P7851X0012 Type 95HD only 1P787624092 Elastomer seat 10 Valve Plug Spring Stainless steel 416 Stainless steel 1P784935132 NPS 1 4 body 1E392437022 316 Stainless steel 1P7849X00A2 NPS 1 2 DN 15 body 1E395537022 31 Locknut Zinc plated steel Type 95HD only 1P788724122 NPS 3 4 and 1 DN 20 and 25 bodies 1E398837022 32 Packing Box steel NPS 1 1 2 and 2 DN 40 and 50 bodies NPS 1 4 body 1L449624092 Type 95HD only 1P785837012 NPS 1 2 through 1 DN 15 through 25 bodies 1L324024092 11 Regulator Spring NPS 1 1 2 and 2 DN 40 and 50 bodies 11A9809X022 Steel See following Table Recommended spare part Key 1 Regulator Body ASME CL150 RF and CL300 RF Flanges TYPE 95LD BODY MATERIAL TYPE 95HD BODY MATERIAL Meare one Steel Stainless Steel Steel Stainless Steel CL150 RF CL300 RF CL150 RF CL300 RF CL150 RF CL300 RF CL150 RF CL300 RF 1 2 15 2V5673X0022 20A4569X012 2V5673X0012 20A4569X022 16A6787X012 12B5376X012 16A6787X022 12B5376X022 3 4 20 2V4262X0012 20A3088X012 2V4262X0022 20A3088X032 2V9941X0012 20A4013X012 2V9941X0032 20A4013X022 1 25 2V3546X00A2 2U7969X0022 2V3546X0012 2U7969X0092 2V3879X00A2 2V3944x0012 2V3879X0012 2V3944X0042 1 1 2 40 1V4939X0012 2V3881X0012 1V4939X0032 2V3881X0062 2 50 2V5703X0012 20A1091X012 2V5703X0032 20A1091X022 10 Types 95LD and 95HD Key 1 Regul
6. 316 Stainless steel Brass 6 Stem Assembly Metal to metal seat NPS 1 4 body 416 Stainless steel 316 Stainless steel NPS 1 2 DN 15 body 416 Stainless steel 316 Stainless steel NPS 3 4 and 1 DN 20 and 25 416 Stainless steel 316 Stainless steel NPS 1 1 2 and 2 DN 40 and 50 416 Stainless steel 316 Stainless steel 304 Stainless steel Brass Elastomer seat NPS 1 4 416 Stainless steel 316 Stainless steel 1E3963X00A2 1E3996000A2 1E3996000B2 1E3996X0012 1E3996X0022 1E3996000E2 1E3996000D2 1E3996X0072 1E3996X0092 1E3996X0342 1U4039000A2 1U4039X0052 1U4039X0082 1U4039X00B2 1U4039X00A2 1U4039X0182 1U4039X0182 1E391814012 1E391835132 1E391835072 1E395214012 1E395235132 1E395235072 1E398214012 1E398235132 1E398235072 19B9067X022 19B9067X012 19B9067X102 19B9067X092 1E391814012 1E391835132 1E391835072 1E395214012 1E395235132 1E395235072 1E398214012 1E398235132 1E398235072 19B9067X012 19B9067X092 19B9067X102 19B9067X022 1F2113000A2 1F2113000C2 1F2114000A2 1F2114000C2 1F2115000A2 1F2115000C2 1P785335232 1P7853X00A2 1P785335042 1P785335232 1F2113000A2 1F2113000C2 Types 95LD and 95HD Key Description Part Number Key Description Part Number 6 Stem Assembly continued 12 Diaphragm See following Table Elastomer seat continued 16 Cap Screw Steel plate NPS 1 2 DN 15 body Type 95HD 416 Stainless steel 1F2114000A2 NPS 1 4 body 6 required 316 Stainle
7. 12 NPS 1 2 DN 15 body R95HX000342 NPS 3 4 and 1 DN 20 and 25 bodies 4F432322012 NPS 3 4 and 1 DN 20 and 25 bodies R95HX000352 NPS 1 1 2 and 2 DN 40 and 50 bodies R95HX000362 Extra parts for NPS 1 1 2 and 2 DN 40 and 50 bodies include keys 45 47 51 and 52 Key Description 2 Spring Case continued Type 95LD continued Stainless Steel NPS 1 4 body NPS 1 2 DN 15 body NPS 3 4 and 1 DN 20 and 25 bodies 3 Orifice Metal to metal seat NPS 1 4 body 416 Stainless steel 316 Stainless steel NPS 1 2 DN 15 body 416 Stainless steel 316 Stainless steel NPS 3 4 and 1 DN 20 and 25 bodies 416 Stainless steel 316 Stainless steel NPS 1 1 2 and 2 DN 40 and 50 bodies Type 95HD only 304 Stainless Steel 316 Stainless Steel 416 Stainless Steel Brass Elastomer Seat NPS 1 4 body Brass 316 Stainless steel 416 Stainless steel NPS 1 2 DN 15 body Brass 416 Stainless steel NACE 316 Stainless steel NPS 3 4 and 1 DN 20 and 25 bodies Brass 416 Stainless steel NACE 316 Stainless steel NPS 1 1 2 and 2 DN 40 and 50 bodies Type 95HD only Brass 416 Stainless Steel NACE 316 Stainless Steel 4 Valve Plug Metal to metal seat 416 Stainless steel NPS 1 4 body 416 Stainless steel 316 Stainless steel NPS 1 2 DN 15 body 416 Stainless steel 316 Stainless steel NPS 3 4 and 1 DN 20 and 25 bodies 416 Stainless steel 316 Stainless steel NPS 1 1 2 and 2 DN 40 and 50 bodies Type 95HD only 416 Stainless steel 304 Stainl
8. 5 bodies 1A352332992 1K885035072 NPS 1 1 2 and 2 DN 40 and 50 bodies 1E794128992 1K884924092 Type 95HD Only Parts not shown 0P077624102 Key Description Part Number 10752601012 45 O Ring 1H784301012 Nitrile NBR NBR 2 required With Neoprene CR CR diaphragm only 10782206992 18487099202 Flourocarbon FKM 2 required 1N499199202 With Fluorocarbon FKM FKM diaphragm only 1K756106382 47 Diaphragm Gasket Composition 2 required 1L217544992 With 302 Stainless steel diaphragm only 1P788004022 1L369644992 48 Diaphragm Head 2 required 14410819042 Steel 1P788225012 316 Stainless steel 1P788235072 1F 124401012 49 Lockwasher Steel 1A487828992 1H784401012 50 Packing Follower 416 Stainless steel 1P785535232 1F 124801012 304 Stainless steel 1P785535042 1H784201012 316 Stainless steel 1P7855X00A2 51 O Ring PTFE 1P785906242 1A340828992 52 Spring 316 Stainless steel 1P785737012 16A5763X012 54 Inner Valve Base 1A680324122 416 Stainless steel 1U404046172 304 Stainless steel 1U404035042 316 Stainless steel 1U4040X00A2 Brass 1U4040X0012 Natural Gas Technologies Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75069 1872 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 Asia Pacific Singapore Singapore 128461 Tel 65 6777 8211 Europe Bologna Italy 40013 Tel 39 051 4190611 Gallardon France 28320 Tel 33 0 2 37 33 47 00 TESCOM Emerson Process Management Te
9. 7192 anai 2to6 0 14 to 0 41 15to 30 1 0 to 2 1 Yellow 1E398927022 20 and 25 5to15 0 34 to 1 0 25to75 1 7 to 5 2 Green 1E399027142 13 to 30 0 90 to 2 1 70 to 150 4 8 to 10 3 Red 1E399127162 ae 5to80 0 34 to 5 5 Light Blue 1E795327082 1 1 2 and 2 setae 60to120 4 1 to 8 3 Light Gray 1E795427082 40 and 50 ems 100 to 140 6 9 to 9 7 Yellow 1E793327082 a 120 to 150 8 3 to 10 3 Black 1P788827082 Key 12 Diaphragm BODY SIZE NPS DN NEOPRENE CR 302 SST 2 REQUIRED FLOUROCARBON FKM 2 REQUIRED Type 95HD 1 4 1E393502112 1E392836012 1E393502402 1 2 15 1E396602112 1E395836012 1E396602402 3 4 and 1 20 and 25 1E399902112 1E399236012 1E399902402 1 1 2 and 2 40 and 50 1P788102192 1P787836012 11A1347X012 Type 95LD 1 4 1E394102112 1E393936012 1E3941024022 1 2 15 1E397102112 1E396936012 1E397102402 3 4 and 1 20 and 25 1E390302112 1E390536012 1E390302332 1 1 2 and 2 40 and 50 1 Only one metal diaphragm is needed for Type 95LD NPS 1 4 with 2 to 6 psi 0 14 to 0 41 bar outlet range 2 Only one Fluorocarbon FKM diaphragm is needed for Types 95LD HD NPS 1 4 Recommended spare part 11 Types 95LD and 95HD Key Description 33 Adjusting Screw Stainless steel NPS 1 4 body NPS 1 2 DN 15 body NPS 3 4 and 1 DN 20 and 25 bodies NPS 1 1 2 and 2 DN 40 and 50 bodies 34 Packing Follower NPS 1 4 body Stainless steel NPS 1 2 through
10. NPS 1 4 body R95LX000012 the nameplate NPS 1 2 DN 15 body R95LX000022 NPS 3 4 and 1 DN 20 and 25 bodies R95LX000032 When ordering replacement parts reference the key ones net S168 Ane Neoprene I a ago number of each needed part as found in the following MES k DN 15 body i Paes parts list Separate kits containing all recommended ead ne a 20 andis teas spare parts are available NPS 1 4 body R95LX000252 NPS 1 2 DN 15 body R95LX000262 NPS 3 4 and 1 DN 20 and 25 bodies R95LX000272 Pa rts List 1 Body See following Table 2 Spring Case Key Description Part Number Type 95HD Steel Parts Kit Included are keys 3 4 10 12 and 19 for All Metal Trim only NPS 1 4 body 2L443222012 Type 95HD NPS 1 2 DN 15 body 2324122012 For Brass and Neoprene CR CR Trim NPS 3 4 and 1 DN 20 and 25 bodies 3E408822012 NPS 1 4 body R95HX000012 NPS 1 1 2 and 2 DN 40 and 50 bodies 31A9804X022 NPS 1 2 DN 15 body R95HX000022 Stainless Steel NPS 3 4 and 1 DN 20 and 25 bodies R95HX000032 NPS 1 4 body 2L443233092 For 416 Stainless Steel and Neoprene CR CR Trim NPS 1 2 DN 15 body 2L3241X0012 NPS 1 4 body R95HX000102 NPS 3 4 and 1 DN 20 and 25 bodies 3E4088X00A2 NPS 1 2 DN 15 body R95HX000112 NPS 1 1 2 and 2 DN 40 and 50 bodies 31A9804X042 NPS 3 4 and 1 DN 20 and 25 bodies R95HX000122 Type 95LD NPS 1 1 2 and 2 DN 40 and 50 bodies R95HX000042 Steel For All Metal Trim NPS 1 4 body 21443422012 NPS 1 4 body R95HX000332 NPS 1 2 DN 15 body 3L3242220
11. ator Body NPT BODY SIZE TYPE 95LD TYPE 95HD NPS Cast Iron Steel 316 SST Cast Iron Steel 316 SST 1 4 1E391119012 13127722012 1J127733092 1E391019012 13127322012 1J127333092 1 2 2E394519012 2L908022012 2L908033092 1E394319012 2L907722012 2L907733092 3 4 2E397419012 2E863722012 2E863733092 2E397219012 2E408422012 2E408433092 1 2E397519012 2E863822012 2E863833092 2E397319012 2E408522012 2E408533092 1 1 2 sios eee a 3P784319012 3P784322012 3P784333092 2 Jace see sme 3P784219012 3P784222012 3P784233092 Key 1 Regulator Body Socket Weld BODY SIZE TYPE 95LD BODY MATERIAL TYPE 95HD BODY MATERIAL NPS DN Steel Stainless Steel Steel Stainless Steel 1 2 15 2P518522012 2P5185X0012 2N693922012 2N6939X0012 3 4 20 2K632722012 2K632733092 2H852022012 2H8520X00A2 1 25 2H160622012 2H1606X00A2 2F485522012 2F4855X0012 1 1 2 40 ee ee 3V388022012 3V388033092 2 50 ee oe 3V279622012 3V2796X0012 Key 11 Regulator Spring BODY SIZE NPS DN TYPE 95LD RANGE PSI bar TYPE 95HD RANGE PSI bar COLOR CODE PART NUMBER 2to6 0 14 to 0 41 15to 30 1 0 to 2 1 Yellow 1E392527022 1 4 5to15 0 34 to 1 0 25to75 1 7 to 5 2 Green 1E392627012 13 to 30 0 90 to 2 1 70 to 150 4 8 to 10 3 Red 1E392727142 2to6 0 14 to 0 41 15to 30 1 0 to 2 0 Yellow 1E395627022 1 2 15 5to15 0 34 to 1 0 25to75 1 710 5 2 Green 1D7455T0012 13 to 30 0 90 to 2 1 70 to 150 4 8 to 10 3 Red 1E39572
12. aximum Temperature Ranges of Body Materials BODY AND SPRING TYPE CASE MATERIALS TEMPERATURE RANGE Cast Iron 40 to 406 F 40 to 208 C Steel 20 to 450 F 29 to 232 C Stainless Steel 40 to 450 F 40 to 232 C 95LD 95HD Pressure Setting Adjustment Handwheel Pressure Registration Internal with outside pressure source for differential pressure or pressure loading Approximate Weights Type 95HD NPS 1 4 body 4 pounds 2 kg NPS 1 2 DN 15 body 8 pounds 4 kg NPS 3 4 and 1 DN 20 and 25 bodies 20 pounds 9 kg NPS 1 1 2 and 2 DN 40 and 50 bodies 73 pounds 33 kg Type 95LD NPS 1 4 DN 6 body 6 pounds 3 kg NPS 1 2 DN 15 body 12 pounds 5 kg NPS 3 4 and 1 DN 20 and 25 bodies 32 pounds 15 kg 1 The pressure temperature limits in this Instruction Manual and any applicable standard or code limitation should not be exceeded 2 Pressures and or the body end connection may decrease these maximum temperatures 3 Fluorocarbon FKM is limited to 200 F 93 C hot water Product Description Types 95LD and 95HD are small size large capacity differential pressure regulators They are suitable for steam air gas oil water and other fluids control Typical applications include use on testing fixtures wash tanks sterilizers steam tables fuel lines and plant air supplies The differential pressure range of the Type 95LD regulator is from 2 to 30 ps
13. dous condition found in separate manuals 4 FISHER EMERSON D100257X012 Types 95LD and 95HD Specifications Available Configurations Type 95LD Low pressure differential regulator for 2 to 30 psi 0 14 to 2 1 bar differential pressures Type 95HD High pressure differential regulator for 5 to 150 psi 0 34 to 10 3 bar differential pressures Body and Orifice Sizes Types 95LD 95HD NPS 1 4 1 4 inch 6 4 mm orifice NPS 1 2 DN 15 3 8 inch 9 5 mm orifice NPS 3 4 and 1 DN 20 and 25 9 16 inch 14 mm orifice Type 95HD NPS 1 1 2 and 2 DN 40 and 50 1 1 16 inch 27 mm orifice End Connection Styles NPT ASME flanged 14 inch face to face EN flanged 356 mm face to face CL150 RF CL300 RF or SWE Maximum Cold Working Pressures of Body Size and Materials See Table 1 Differential Pressure Ranges See Table 2 Shutoff Classification Per ANSI FCI 70 3 2004 Metal Seats Class IV Elastomer Seats Class VI or better Polytetrafluoroethylene PTFE Class IV Flow and Sizing Coefficients See Table 3 Maximum Temperature Ranges of Diaphragm and Seat Materials MATERIAL TEMPERATURE RANGE Nitrile NBR 40 to 180 F 40 to 82 C Neoprene CR 40 to 180 F 40 to 82 C Fluorocarbon FKM 0 to 300 F 18 to 149 C Ethylenepropylene EPDM 40 to 275 F 40 to 135 C 40 to 400 F 40 to 204 C Stainless Steel SST 40 to 650 F 40 to 343 C M
14. ele ad Types 95LD and 95HD November 2009 Types 95LD and 95HD Differential Pressure Regulators W1894 1 Ww6195 W1894 1 TYPE 95LD TYPE 95LD FLANGED TYPE 95HD Figure 1 95 Series Differential Pressure Regulators Installation operation and maintenance procedures performed by unqualified personnel may result in improper adjustment and unsafe operation Either condition may result in equipment damage or personal injury Use qualified personnel when installing operating Failure to follow these instructions or to properly install and maintain this equipment could result in an explosion fire and or chemical contamination causing property damage and personal and maintaining the Types 95LD injury or death and 95HD regulators Fisher regulators must be installed operated and maintained in accordance Introduction with federal state and local codes rules and regulations and Emerson Scope of the Manual Process Management Regulator Technologies Inc instructions This manual provides instructions for the installation adjustment maintenance and parts ordering for If the regulator vents gas or a leak 95 Series differential pressure regulators These develops in the system service to regulators usually are shipped separately for line the unit may be required Failure or panel mounting or installed on other equipment to correct trouble could result in a Instructions and parts lists for other equipment are hazar
15. ess steel 316 Stainless steel Brass Elastomer Seat NPS 1 4 body Brass Neoprene CR 416 Stainless steel Neoprene CR 316 Stainless steel Neoprene CR 416 Stainless steel PTFE 316 Stainless steel PTFE Brass PTFE Brass Fluorocarbon FKM 416 Stainless steel Fluorocarbon FKM 316 Stainless steel Fluorocarbon FKM 316 Stainless steel Perfluoroelastomer FFKM NPS 1 2 DN 15 body Brass Neoprene CR 416 Stainless steel Neoprene CR 316 Stainless steel Neoprene CR Brass PTFE 416 Stainless steel PTFE 316 Stainless steel PTFE Brass Fluorocarbon FKM 416 Stainless steel Fluorocarbon FKM Part Number 2L4434X0012 3L3242X0012 4F4323X0022 1E391646172 1E391635072 1E395046172 1E395035072 1E398046172 1E398035072 2P787035042 2P787035072 2P787046172 2P787046172 1E393214012 1E393235072 1E393235132 1E396214012 1E396235132 1E396235072 1E399514012 1E399535132 1E399535072 1P7860X0092 1P786035132 1P7860X00A2 1E391746172 1E391735162 1E395146172 1E395135072 1E398146172 1E398135072 1U403746172 1U403735042 1U4037X0012 1U403746172 1E3933000C2 1E3933000E2 1E3933X0012 1E3933000A2 1E3933X0022 1E3933X0032 1E3933X0082 1E3933X0102 1E3933X0092 1E3933X0242 1E3963000A2 1E3963000B2 1E3963X0012 1E3963X0022 1E3963000D2 1E3963X00B2 1E3963X0072 1E3963X0092 416 Stainless steel Ethylenepropylene EPDM 1E3963X0182 Recommended spare part Types 95LD and 95HD Key Description 4 Valve P
16. g is added to the spring case loading pressure to determine the actual outlet pressure Table 3 Types 95LD and HD Flow and Sizing Coefficients BODY SIZE WIDE OPEN COEFFICIENTS FOR RELIEF SIZING F IEC SIZING COEFFICIENTS NPS DN c c c i x F F v g s T D L 1 4 0 8 28 1 40 0 83 0 58 0 91 1 2 15 1 9 67 3 35 35 0 71 0 775 0 58 0 84 3 4 1 20 25 4 4 156 7 80 0 67 0 44 0 82 1 1 2 2 40 50 12 5 475 23 75 38 0 83 0 913 0 37 0 91 K F Types 95LD and 95HD han CONTROL SPRING PITOT TUBE ommo ommo cq PRESSURE A SPRING CASE LOADING lt PRESSURE DIAPHRAGM PRESSURE A SPRING SETTING __ PRESSURE B VALVE STEM PRESSURE B ORIFICE OUTLET PRESSURE woo78 Gly LOADING PRESSURE VALVE PLUG E INLET PRESSURE VALVE PLUG OUTLET PRESSURE SPRING PRESSURE A MAY BE ANOTHER PRESSURE SYSTEM OR A MANUAL LOADING REGULATOR Figure 2 Type 95HD Operational Schematic Also Typical of 95LD Principle of Operation Types 95LD and 95HD regulators maintain a differential pressure between the loading supply pressure and the downstream pressure of the regulator Refer to Figure 2 The design of the regulator isolates the diaphragm and pressure response chamber from the main flow stream The downstream pressure outlet pres
17. i 0 14 to 2 1 bar three spring ranges The Type 95HD differential pressure range is from 5 to 150 psi 0 34 to 10 3 bar seven spring ranges Specifications The Specifications section gives some general specifications for the 95 Series differential pressure regulators The nameplates give detailed information for a particular regulator as it comes from the factory Types 95LD and 95HD Table 1 Maximum Cold Working Pressures of Body Size and Materials Type BODY AND SPRING DIAPHRAGM AND MAXIMUM INLET PRESSURE MAXIMUM OUTLET PRESSURE CASE MATERIALS SEAT MATERIALS Psig bar Psig bar Cast i Elastomer 250 17 2 50 3 4 esata All Metal 250 17 2 50 3 4 95LD Steel or Elastomer 300 20 7 125 8 6 Stainless Steel All Metal 300 20 7 125 8 6 Cast iron Elastomer 250 17 2 250 17 2 All Metal 250 17 2 250 17 2 95HD Steel or Elastomer 300 20 7 300 20 7 Stainless Steel All Metal 300 20 7 300 20 7 1 The maximum outlet pressure equals the spring case loading pressure plus the maximum spring setting Table 2 Spring Part Numbers for 95 Series Body Sizes and Pressure Ranges DIFFERENTIAL PRESSURE SPRING WIRE SPRING FREE TYPE NES Bn RANGE DIAMETER LENGTH UNGER COLOR Psig bar INCHES mm INCHES mm 2to6 0 14 to 0 41 0 148 3 76 2 00 50 8 1E392527022 Yellow 1 4 5to15 0 34 to 1 0 0 172 4 37 2 00 50 8 1E392627012 Green 13 to 30 0 90 to 2 1 0 207 5 26 1 94 49 2
18. lug continued Elastomer Seat continued NPS 1 2 DN 15 body continued Part Number 316 Stainless steel Perfluoroelastomer FFKM 1E3963X0192 Brass Nitrile NBR NPS 3 4 and 1 DN 20 and 25 bodies Brass Neoprene CR 416 Stainless steel Neoprene CR 316 Stainless steel Neoprene CR Brass PTFE 416 Stainless steel PTFE 316 Stainless steel PTFE Brass Fluorocarbon FKM 416 Stainless steel Fluorocarbon FKM 316 Stainless steel Perfluoroelastomer FFKM NPS 1 1 2 and 2 DN 40 and 50 bodies 416 Stainless steel Nitrile NBR Brass Neoprene CR 316 Stainless steel Neoprene CR 316 Stainless steel PTFE 416 Stainless steel Fluorocarbon FKM NACE 316 Stainless steel Fluorocarbon FKM 316 Stainless steel Perfluoroelastomer FFKM 5 Valve Plug Guide Metal to metal seat 416 Stainless steel NPS 1 4 body Brass 416 Stainless steel 316 Stainless steel NPS 1 2 DN 15 body Brass 416 Stainless steel 316 Stainless steel NPS 3 4 and 1 DN 20 and 25 bodies Brass 416 Stainless steel 316 Stainless steel NPS 1 1 2 and 2 DN 40 and 50 bodies Brass 416 Stainless steel 316 Stainless steel 304 Stainless steel Elastomer Seat NPS 1 4 body Brass 416 Stainless steel 316 Stainless steel NPS 1 2 DN 15 body Brass 416 Stainless steel NACE 316 Stainless steel NPS 3 4 and 1 DN 20 and 25 bodies Brass 416 Stainless steel NACE 316 Stainless steel NPS 1 1 2 and 2 DN 40 and 50 bodies 416 Stainless steel 304 Stainless steel
19. ome out of the body along with the valve plug guide 2 Remove the orifice key 3 Examine the orifice and valve plug seating surfaces for damage Note If the damage to elastomer or metal seating surfaces is severe replace the orifice and valve plug with new parts However by following the lapping procedure below it is possible to repair metal seating surfaces if they are only slightly worn or scratched 3 Lapping procedure a Place a small amount of 500 grit silicon carbide or aluminum oxide lapping compound on a flat surface such as a piece of heavy plate glass b Take the valve plug or orifice and move it ina Figure 8 motion on the lapping compound Do not allow the part to tip or rock since this would round the corners c Repeat step b for each part this time using an 800 grit or 1000 grit silicon carbide or aluminum oxide lapping compound d Wash away all traces of the lapping compound To help prevent scratching the seating surfaces a light coat of oil may be applied before returning the valve plug and orifice to the body 4 Return the orifice valve plug valve plug spring and valve plug guide to the body Replacement of Packing Leakage around the adjusting screw may indicate worn packing material Follow the instructions below to replace the packing rings 1 Take out the machine screw key 41 and lift off the washer key 44 and handwheel key 38 2 Unscrew the packing box key 32 Un
20. regulator isolates the diaphragm and the pressure response chamber from the main flow steam Outlet pressure registers under the diaphragm through the pitot tube or registration hole Loading pressure registers on the top of the diaphragm The loading pressure is connected to the NPT connection in the spring case Overpressure Protection Personal injury or system damage may result if this regulator is installed without appropriate overpressure protection where service conditions could exceed the limits given in the Specification section and or regulator nameplate Regulator installations should be adequately protected from physical damage The Types 95LD and 95HD have outlet pressure ratings that are lower than the inlet pressure ratings Some type of overpressure protection is needed if the actual inlet pressure can exceed the outlet pressure rating Common methods of overpressure protection include relief valves monitoring regulators or series regulation The maximum pressures that should not be exceeded are stamped on the nameplate and are also shown in the Specifications section and Table 1 ATMOSPHERE Types 95LD and 95HD PLANT AIR INLET VENT OUTLET VENT TYPE 95LD REGULATOR ALSO TYPICAL OF 95HD TYPE 67CFR REGULATOR Figure 3 Installation Schematic Startup Note The Specifications section and Table 1 show the maximum inlet and the differential pressures for specific constr
21. scom Corporation USA Headquarters Elk River Minnesota 55330 2445 USA Tel 1 763 241 3238 Europe Selmsdorf Germany 23923 Tel 49 0 38823 31 0 The Emerson logo is a trademark and service mark of Emerson Electric Co All other marks are the property of their prospective owners Fisher is a mark owned by Fisher Controls Inc a business of Emerson Process Management The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability We reserve the right to modify or improve the designs or specifications of such products at any time without notice Emerson Process Management does not assume responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any Emerson Process Management product remains solely with the purchaser Emerson Process Management Regulator Technologies Inc 1960 2009 All Rights Reserved
22. screw the packing nut key 35 and the packing follower key 34 off of the adjusting screw key 33 3 Unscrew and pull the adjusting screw out through the bottom of the packing box 4 Pull out the old packing key 36 and replace it with three new packing rings Replace the packing box gasket key 37 5 Reassemble the stuffing box unit by returning the adjusting screw to the inside of the packing box Slip the packing follower onto the adjusting screw and into the packing box Screw on the packing nut 6 Put the packing box back onto the spring case Set the handwheel and washer on the adjusting screw and screw in the machine screw Replacement of Diaphragm When the regulator does not respond to differential pressure changes or the loading pressure seems to leak to the downstream piping the diaphragm could be worn out or ruptured Inspect the diaphragm as follows 1 Remove the cap screws key 16 from the diaphragm casing Lift the entire spring case key 2 off of the body 2 Take the upper spring seat key 9 regulator spring key 11 and the lower spring seat key 8 Type 95HD out of the lower spring case In T 3 Types 95LD and 95HD METAL DIAPHRAGMS SPRING KEY 11 KEY 12 TYPE 95LD WITH TWO METAL DIAPHRAGMS EXCEPT ONLY TYPE 95LD NPS 1 4 2 TO 6 PSI 0 14 TO 0 41 bar RANGE METAL DIAPHRAGM SPRING KEY 11 KEY 12 i SS TYPE 95LD NPS 1 4 2 TO 6 PSI 0 14 TO 0 41 bar RANGE
23. ss steel 1F2114000C2 Cast Iron body 1A407824052 NPS 3 4 and 1 DN 20 and 25 Steel Stainless steel body 1A391724052 416 Stainless steel 1F2115000A2 NPS 1 2 DN 15 body 8 required 1A381624052 316 Stainless steel 1F2115000C2 NPS 3 4 and 1 DN 20 and 25 bodies 8 required NPS 1 1 2 and 2 DN 40 and 50 Cast Iron body 1A336924052 416 Stainless steel 1P785335232 Steel Stainless steel body 1A341824052 316 Stainless steel 1P7853X00A2 NPS 1 1 2 and 2 DN 40 and 50 bodies 8 required 7 Stem Guide Bushing Steel 1K568428982 Metal to metal seat Stainless steel 1K5684X0032 NPS 1 4 body Type 95LD 416 Stainless steel 1E392235132 NPS 1 4 body 10 required 316 Stainless steel 1E392235072 Steel 1A407824052 NPS 1 2 DN 15 body Stainless steel 1A4078X0102 416 Stainless steel 1E392235132 NPS 1 2 DN 15 body 10 required 316 Stainless steel 1E392235072 Steel 1A381624052 NPS 3 4 and 1 DN 20 and 25 Stainless steel 1A3816X0152 416 Stainless steel 1E398535132 NPS 3 4 and 1 DN 20 and 25 bodies 12 required 316 Stainless steel 1E398535072 Steel 1A336924052 NPS 1 1 2 and 2 DN 40 and 50 Stainless steel 1A3369X0112 416 Stainless steel 1P785435132 18 Drive Screw 2 required 316 Stainless steel 1P7854X00A2 Not shown 1A368228982 304 Stainless steel 1P785435042 19 Diaphragm Gasket composition 2 required Brass 1P785435132 Use with 302 Stainless steel diaphragms only Elastomer seat Type 95HD NPS 1 4 NPS 1 4 body 1E393104022 416 Stainless steel 1E392235132 NPS 1
24. stream pressure 5 Vent loading pressure slowly to release pressure in the spring case 6 Vent inlet pressure slowly through the vent valve to release all remaining pressure in the regulator Types 95LD and 95HD Maintenance To avoid personal injury and equipment damage isolate the regulator from all pressures including loading pressure Cautiously release all pressure from the regulator before attempting disassembly Due to normal wear and damage that may occur from external sources the regulator should be inspected periodically Parts such as the O rings gaskets diaphragm and packing should be replaced as necessary The frequency of inspection and replacement depends upon the severity of service conditions or the requirements of state and federal laws Suitable lubricants are shown in the assembly drawings Apply the lubricants as the regulator is being reassembled Refer to Figure 4 or 5 while disassembling the regulator The regulator does not have to be taken out of the pipeline to be disassembled Relieve the spring compression by turning the handwheel key 38 counterclockwise Replacement or Maintenance of Orifice and Valve Plug If it appears that the valve does not shut off tightly the orifice and valve plug may be worn or damaged Proceed as follows to check them 1 Unscrew the valve plug guide key 5 from the body key 1 The valve plug spring key 10 and the valve plug key 4 will normally c
25. sure is registered under the diaphragm through the pitot tube or registration hole If the downstream pressure increases pressure under the diaphragm also increases This force overcomes the spring compression and loading supply pressure allowing the stem to rise The valve plug spring forces the valve plug closer to the orifice Flow through the regulator is reduced so that downstream pressure returns to the desired differential level When the downstream pressure decreases the opposite action takes place Pressure under the diaphragm decreases The valve stem pushes the valve plug downward opening the flow stream and increasing the flow through the regulator Downstream pressure rises back to the desired differential level Installation Before installing the regulator be sure the chosen location is adequately protected from damage by vehicles and other external sources The regulator should be away from building eaves and above probable snow levels Temperature conditions should not exceed the limits shown in Specifications section Unpack the regulator and remove the protective shipping plugs from the end connections of the body and the pressure connection in the spring case Be sure the body and connecting pipelines are clean Coat the pipeline threads with a suitable pipe compound The regulator may be installed in any position as long as the flow is in the direction indicated by the arrow cast on the body The design of the
26. that they are facing toward the assembler toward the spring except only when one metal diaphragm is being used then the raised surface should be facing down towards the body See Figures 4 and 5 as references Set the diaphragm plate lower spring seat spring and upper spring seat back onto the diaphragm Place the spring case on the body Tighten the cap screws finger tight only To ensure proper slack in the diaphragm apply some spring force to the diaphragm by turning the handwheel clockwise Finish tightening the cap screws Types 95LD and 95HD 4 A AAA sald NS 10 5 PARTS NOT SHOWN 13 18 30 31 45 54 N S NEVER SEEZ 30A7023 A BO876 1 METAL DIAPHRAGMS SPRING KEY 11 KEY 12 PITOT TUBE USED TYPE 95HD WITH TWO METAL DIAPHRAGMS IN NPS 3 4 THROUGH 2 DN 20 through 50 SIZES ONLY Figure 5 Type 95HD Regulator Assembly Pa rts Orde ri ng Key Description Part Number g Parts Kit Included are keys 3 4 10 12 and 19 When corresponding with your local Sales Office about for All o Trim only eoninued this equipment always reference the equipment serial Type 95LD For Brass and Neoprene CR CR Trim number or FS number that can be found on
27. uctions Use pressure gauges to monitor inlet pressure outlet pressure and any intermediate pressure during startup 1 Check that proper installation is completed and downstream equipment has been properly adjusted 2 Make sure all block and vent valves are closed 3 Back out the adjusting screw by turning the handwheel counterclockwise continuously 4 Slowly open the valves in the following order a Loading supply and control line valve s if used b Inlet block valve c Outlet block valve 5 Set the regulator to the desired outlet control pressure according to the Adjustment procedure Adjustment Key numbers are referenced in Figures 4 and 5 The factory setting of the regulator can be varied within the pressure range stamped on the nameplate To change the outlet pressure turn the handwheel key 38 clockwise to increase outlet pressure or counterclockwise to decrease it Monitor the outlet pressure with a test gauge during the adjustment All regulator springs can be backed off to provide zero outlet Recommended outlet pressure ranges available maximum inlet pressures and temperatures and color codes of the respective springs are shown in Tables 1 and 2 Shutdown 1 Isolate the regulator from the system 2 Close the upstream block valve to the regulator inlet 3 Close the downstream block valve to the regulator outlet 4 Vent the downstream pressure by slowly opening the vent valve to vent down
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