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Emerson EZR Series Pressure Reducing Regulator Data Sheet

1. FX REGULATOR INLET gt gt OUTLET 1 161 161 161 161 161 161 161 161 161 161 8B 161 Series Upstream or Downstream Wide Open Monitoring System Installation MONITOR REGULATOR VALVE WORKING REGULATOR 7 4 BLOCK VALVE ye INLET gt OUTLET Q I SUPPLY 8 HAND VALVE SUPPE PRESSURE PRESSURE LINE RESTRICTOR EINE RESTRICTOR 161 SERIES CONTROL LINE 161 SERIES D MONITOR PILOT 161 SERIES WORKING PILOT PILOT HAND VALVE CONTROL LINE ALTERNATE CONTROL LINE B2605_D 8C 161 Series Working Monitoring System Installation Ser VALVE UPSTREAM REGULATOR 23 niche ih tag BLOCK VALVE 0 0 INLET gt gt OUTLET Qo lo 2 ol TYPE PRX gt TYPE PRX 5 SUPPLY PILOT XT SUPPLY PILOT 5 VALVE PRESSURE LINE PRESSURE LINE PILOT Ne EXHAUST HAND VALVE CONTROL LINE ALTERNATE CONTROL LINE 8D Type PRX W
2. E0757 FILTER INTERMEDIATE OUTLET M1000 TYPE EZR PRX UPSTREAM OR DOWNSTREAM WIDE OPEN MONITOR EE INLET PRESSURE S SUPPLY PORT B BLEED PORT EX OUTLET PRESSURE LC LOADING PORT LLL ATMOSHERIC PRESSURE A SENSING PORT LOADING PRESSURE HH INTERMEDIATE PRESSURE Figure 5 Type EZR Upstream or Downstream Wide Open Monitor Bulletin 71 2 EZR TYPE PRX 120 WORKING PILOT M1001 EHE NLET PRESSURE Hi OUTLET PRESSURE ATMOSHERIC PRESSURE LOADING PRESSURE HII INTERMEDIATE PRESSURE S SUPPLY PORT BLEED PORT LOADING PORT A SENSING PORT Figure 6 Type EZR PRX PRX Working Monitor Schematic Capacity Information Note Flow capacities are laboratory verified therefore regulators may be sized for 100 flow published capacities It is not necessary to reduce published capacities Tables 13 14 and 15 show the natural gas regulating capacities of the EZR Series regulator at selected inlet pressures and outlet pressure settings Flows are in thousands of SCFH at 60 F and 14 7 psia and in thousands of Nm h at 0 and 1 01325 bar of 0 6 specific gravity natural gas To determine equivalent capacities for air propane butane or nitrogen multiply the capacity by the following appropriate conversion factor 0 775 for air 0 628 for propane 0 548 for butane or 0 789 for nitrogen For gases of other specific gravities multiply the given capacity by 0 775 and
3. 324 8 7 594 15 9 914 24 5 1998 53 5 3076 82 4 250 17 0 237 6 3 883 23 7 1635 43 8 2530 67 8 5432 146 8568 230 400 28 0 300 21 0 208 5 6 764 20 5 1410 37 8 2177 58 3 4709 126 7352 197 350 24 0 158 42 572 15 3 1052 28 2 1621 43 4 3530 94 6 5458 146 380 26 0 374 10 0 686 18 4 1056 28 3 2311 61 9 3552 95 2 250 17 0 315 8 4 1195 32 0 2220 59 5 3444 92 3 7334 197 11 697 313 300 21 0 299 8 0 1121 30 0 2078 55 7 3217 86 2 6894 185 10 900 292 500 34 0 350 24 0 275 7 4 1018 27 3 1881 50 4 2907 77 9 6268 168 9827 263 400 28 0 238 6 4 871 23 3 1604 43 0 2475 66 3 5367 144 8348 224 450 31 0 178 4 8 644 17 3 1183 31 7 1823 48 9 3977 107 6137 164 480 33 0 418 11 2 768 20 6 1182 31 7 2586 69 3 3972 106 250 17 0 386 10 3 1481 39 7 2760 74 0 4287 115 9079 243 14 593 391 300 21 0 376 10 1 1428 38 3 2655 71 2 4119 110 8770 235 13 989 375 600 41 0 400 28 0 340 9 1 1264 33 9 2337 62 6 3614 96 9 7777 208 12 229 328 500 34 0 265 7 1 966 25 9 1777 47 6 2741 73 5 5956 160 9240 248 550 38 0 196 5 2 709 19 0 1302 34 9 2006 53 8 4379 117 6749 181 580 40 0 459 12 3 841 22 5 1295 34 7 2834 76 0 4352 117 250 17 0 453 12 1 1755 47 0 3278 87 9 5099 134 10 751 288 17 381 466 300 21 0 447 11 9 1715 46 0 3196 85 7 4964 133 10 519 282 16 892 453 700 48 0 400 28 0 424 11 4 1594 42 7 2956 79 2 4579 123 9793 262 15 526 416 500 34 0 377 10 1 1393 37 3 2572 68 9 3975 107 8577 230 13 435 360 600 41 0 290 7 8 1052 28 2 1936 51 9 2984 80 0 6493 174 10 055
4. 60 percent Not available on 8 DN 200 size 30 percent Not available on 8 DN 200 size Main Valve O ring Material Select One Nitrile NBR standard Fluorocarbon FKM Main Valve Main Spring See Table 8 for Maximum Inlet Rating Select One NPS 1 1 1 4 or 2 x 1 DN 25 or 50 x 25 Main Valve Light Blue Black Black with white stripe Red Stripe NPS 2 DN 50 Main Valve Yellow Green Red Purple NPS 3 DN 80 Main Valve Yellow Light Blue Black NPS 4 6 x 4 or 8 x DN 100 200 x 150 or 300 x 150 Main Valve Yellow Green Red NPS 6 8 x 6 or 12 x 6 DN 150 200 x 150 or 300 x 150 Main Valve Yellow Green Red NPS 8 DN 200 Main Valve Yellow Green Red Travel Indicator Select One No standard Yes Inlet Strainer Select One No standard Yes EZR Ordering Guide continued Inlet Body Tap Select One Inlet body tap only standard Inlet body tap with pre piped pilot supply Inlet outlet body taps only Inlet outlet body taps with pre piped pilot supply and pilot bleed Pilot Diaphragm Material Select One Nitrile NBR standard Fluorocarbon
5. Asia Pacific Shanghai 201206 China Tel 86 21 2892 9000 Europe Bologna 40013 Italy Tel 39 051 419 0611 Middle East and Africa Dubai United Arab Emirates Tel 011 971 4811 8100 Natural Gas Technologies Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75070 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 Asia Pacific Singapore 128461 Singapore Tel 65 6770 8337 Europe Bologna 40013 Italy Tel 39 051 419 0611 Chartres 28008 France Tel 33 2 37 33 47 00 Middle East and Africa Dubai United Arab Emirates Tel 011 971 4811 8100 For further information visit www emersonprocess com regulators TESCOM Emerson Process Management Tescom Corporation USA Headquarters Elk River Minnesota 55330 2445 USA Tels 1 763 241 3238 1 800 447 1250 Europe Selmsdorf 23923 Germany Tel 49 38823 31 287 Asia Pacific Shanghai 201206 China Tel 86 21 2892 9499 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 International LLC 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 descri
6. 264 9 55 243 7 49 190 13 58 345 10 94 278 12 95 329 6 53 166 11 00 279 3 80 11 73 298 12 48 317 13 27 337 5 87 149 6 24 158 6 63 168 11 78 299 13 94 354 10 00 254 15 66 398 12 33 313 14 34 364 7 42 188 200191 19 50 495 4 100 13 86 352 14 49 368 15 51 394 6 93 176 7 24 184 7 76 197 13 50 343 15 22 387 11 28 286 17 35 441 14 05 357 16 06 408 7 88 200 20 70 526 6 150 17 76 451 18 62 473 20 0 508 8 88 225 9 31 236 10 0 254 12 99 330 16 64 423 12 70 323 17 93 455 13 54 344 15 55 395 9 81 249 24 39 22 80 579 32 Bulletin 71 2 EZR LOADING CONNECTION 1 4 NPT PIPE CONNECTS TO 4 EZR DIAPHRAGM LOADING PORT 9 KG PILOT SUPPLY CONNECTION 1 4 NPT PIPE CONNECTS UPSTREAM PILOT SUPPLY ooo OUTLET CONNECTION CONNECTS TO PILOT INLET CONNECTION 9 OPTIONAL LOADING CONNECTION 1 4 NPT NORMALLY PLUGGED 11 5004 112 CONTROL LINE CONNECTION 1 2 NPT PRESSURE REGISTRATION ONLY USE 3 8 INCH 9 5 mm O D TUBING OR LARGER FOR CONTROL LINE f TT CONTROL LINE CONNECTION 3 4 PRESSURE d REGISTRATION AND PILOT BLEED EXHAUST USE 3 4 INCH 19 mm PIPE MINIMUM INLET 3 4 NPT
7. Best for natural gas having aromatic hydrocarbons It is also the best for high temperature applications Heavy Particle Erosion Fair Excellent Good Natural Gas With Up to 3 aromatic hydrocarbon content 3 Good Excellent Excellent to 15 aromatic hydrocarbon content 3 Poor Good Excellent 15 to 50 aromatic hydrocarbon content Not recommended Poor Excellent Up to 3 H5S hydrogen sulfide or sour gas Good Good Good Up to 396 ketone Fair Fair Fair Up to 1096 alcohol Good Good Fair Up to 396 synthetic lube Fair Fair Good 1 The NPS 6 DN 150 17E97 diaphragm will perform in gas temperatures as low 20 F 29 2 For differential pressures above 400 psig 28 bar diaphragm temperature is limited to 150 F 66 C 3 The aromatic hydrocarbon content is based on percent volume Slam Shut Device Principle of Operation The Type EZROSX with slam shut device can provide either overpressure OPSO or overpressure and underpressure OPSO UPSO protection by completely shutting off the flow of gas to the downstream system The slam shut has a mechanism box and a manometric device The manometric device is a spring and diaphragm actuator Its movement activates the detection stage of the mechanism box The shutoff is a two stage process the detection stage and the power stage This separation between detection stage and power stage provides maximum precision alleviating many false trip
8. 1 The pressure temperature limits in this Bulletin and any applicable standard or code limitation should not be exceeded 2 Ratings and end connections other than ASME standards can usually be provided contact your local Sales Office continued Bulletin 71 2 EZR Specifications continued PRX Series Pilots Type 252 Pilot Supply Filter Steel ASTM 105 Body Aluminum or Stainless steel Trim Stainless steel Filter Cartridge Polyethylene Elastomers Nitrile NBR or Fluorocarbon FKM O rings Nitrile NBR Disk Material Polyurethane PU or Fluorocarbon FKM Drain Valve or Pipe Plug 316 Stainless steel Mounting Parts Slam Shut Device Pilot Mounting Pipe Nipple Plated steel Mechanism Box Aluminum alloy Tubing and Fittings Stainless steel First and Second Stage Mechanism Steel Type 112 Restrictor Diaphragm Nitrile NBR Body CF8M Stainless steel Bellows 316 Stainless steel Groove Valve 416 Stainless steel Retainer 416 Stainless steel Pipe Plug 316 Stainless steel O rings Fluorocarbon FKM Table 1 Main Valve Body Sizes End Connection Styles and Body Ratings MAIN VALVE BODY SIZES MAIN VALVE STRUCTURAL DESIGN RATING 2 1 TYPE NPS DN BODY MATERIAL END CONNECTION STYLES 1 psig 256760 80 405 NPT 2 x 1 and 2 only 400 28 0 1 2 5 X 25 59 OU and 6 and 150 Cast iron CL125 FF 200 14 0 CL250 RF 500 34 0
9. 25 32 x 25 3 50 x 25 50 NPT or SWE NPS 1 2 x 1 and 1 1 1 4 x 10 80 100 150 1000 2 only DN 25 50 x 25 and 50 only 1800 103 EZR d e 200 x 10044 150 WCC Steel CL150 RF 290 200 6 x 404 8 x 409 6 4 4 4 200 x 1504 CL300 RF 750 52 0 8 x 6 4 and 12 x 6 4 d 300 1500 x CL600 RF or BWE 1500 103 CL150 RF 290 20 0 8 200 LCC Steel CL300 RF 750 52 0 CL600 RF 1500 103 1 2x1 2 3 25 50 x 25 50 80 100 SEIRE 290 200 EZROSX PMC EO 9 WCC Steel CL300 RF 750 52 0 4and6 and 150 CL600 RF 1500 103 1 Ratings and end connections for other than ASME standard can usually be provided Contact your local Sales Office for assistance 2 See Tables 3 6 7 and 8 for diaphragm materials and additional pressure ratings 3 Available in steel NPT only 4 NPS 6x4 8 4 8x6 12x 6 DN 150 x 100 200 x 100 200 x 150 300 x 150 Types EZR and 399 bodies are not the same as the EW valve bodies and are not interchangeable Table 2 Outlet Control Pressure Ranges and Typical Proportional Bands OUTLET CONTROL PRESSURE RANGE PILOT CONTROL SPRING INFORMATION PROPORTIONAL BAND 1 3 Wire Diameter Free Length psig bar Part Number Color Code psig bar Inch cm Inch 6 to 15 inches w c 15 to 37 mbar 1 inch w c 3 mbar 2 1B653927022 Olive drab 0 105 0 27 3 75 161AY or 0 5 to 1 2 0 03 to 0 08 1 inch w c 3 mbar 2 1B537027052 Yellow 0 114 0 29 4
10. 31 161AYM 1 2t0 2 5 0 08 to 0 17 0 5 0 032 18537127022 Light green 0 156 0 40 4 13 2 5 to 4 5 0 17 to 0 31 0 5 0 032 18537227022 Light blue 0 187 0 48 3 94 4 5 07 0 31 to 0 48 0 5 0 032 1B537327052 Black 0 218 0 55 4 13 5to 15 0 35 to 1 0 0 5 0 032 17B1260X012 White 0 120 0 31 3 75 10 to 40 0 69 to 2 8 0 5 0 032 17B1262X012 Yellow 0 148 0 38 3 75 161EB or 30 to 75 2 1 to 5 2 0 6 0 04 2 17 1259 012 0 187 0 48 4 00 161 70 to 140 4 8 to 10 1 3 0 092 17 1261 012 0 225 0 57 3 70 130 to 200 9 to 14 1 5 0 1002 17B1263X012 Blue 0 262 0 67 3 85 200 to 350 14 to 24 3 0 212 17B1264X012 Red 0 294 0 75 4 22 161 30 to 300 2 1 to 20 7 6 0 41 15A9258X012 Green 0 243 0 62 1 88 OUTLET CONTROL PRESSURE RANGE PILOT CONTROL SPRING INFORMATION TYPE ACCURACY CLASS AC 1 Wire Di t Free Length psig bar AC Part Number Color Code de ameer Tee eng Inch cm Inch 14 5 to 26 1to 1 8 2 596 0255240 12 Yellow 0 110 0 28 23 to 44 1 6 to 3 0 2 5 0255230 12 0 126 0 32 2 16 5 49 PRX 120 41 to 80 2 8 to 5 5 2 5 0255180 12 Blue 0 138 0 35 i PRX 125 73 to 123 5 0 to 8 5 2 5 M0255220X12 Black 0 157 0 40 116 to 210 8 15 1 0255210 12 Silver 0 177 0 45 2 16 5 49 203 to 334 14 to 23 1 0255200 12 Gold 0 197 0 50 2 00 5 10 319 to 435 22 to 30 1 M0265860X12 Aluminum 0 236 0 60 2 00 5 10 PRX 120 AP o PRX 125 AP 435 to 1000 30 to 69 1 0273790 12 Clear 0 335 0 85 3 93 10 0 1 Proportional band and Accuracy Class i
11. 41 5 50 35 15 1 0 40 1 1 54 4 1 287 7 7 446 12 0 945 25 3 1516 40 6 25 1 7 38 1 0 41 3 8 261 7 0 404 10 8 865 232 1368 36 7 30 2 1 31 3 5 242 6 5 373 10 0 804 21 5 1263 33 8 up to 16 up to 1 1 47 1 3 90 5 1 358 9 6 562 15 1 1111 29 8 1788 47 9 60 44 25 1 7 45 1 2 72 4 6 319 8 5 495 13 3 1055 28 3 1680 45 0 i 35 24 42 1 1 55 4 1 287 7 7 444 11 9 954 25 6 1501 40 2 40 2 8 43 3 8 264 7 1 409 11 0 882 23 6 1380 37 0 up to 22 up to 1 5 57 1 5 228 6 1 430 11 5 675 18 1 334 35 8 2149 57 6 75 52 35 2 4 54 1 4 203 5 4 378 10 1 585 15 7 250 33 5 1986 53 2 50 3 5 47 1 3 75 4 7 322 8 6 498 13 3 075 28 8 1684 45 1 55 3 8 60 4 3 296 7 9 456 12 2 988 26 5 1541 41 3 up to 32 up to 2 2 72 1 9 291 7 8 550 14 7 863 23 1 707 45 7 2750 73 7 100 69 60 4 1 65 1 7 241 6 5 447 12 0 691 18 5 485 39 8 2340 62 7 75 5 2 55 1 5 203 5 4 375 10 1 578 15 5 252 33 6 1952 52 3 80 5 5 86 5 0 342 9 2 527 14 1 144 30 7 1777 47 6 up to 43 up to 3 0 88 2 4 355 9 5 670 18 0 1051 28 2 2076 55 6 3342 89 6 125 86 60 4 1 85 2 3 321 8 6 595 15 9 923 24 7 969 52 8 3134 84 0 90 6 2 71 1 9 261 7 0 482 12 9 745 20 0 609 43 1 2515 67 4 05 7 2 208 5 6 382 10 2 589 15 8 282 34 4 1985 53 2 up to 52 up to 3 6 04 2 8 419 11 2 790 21 2 1239 33 2 2453 65 7 3953 106 150 10 3 60 41 03 2 8 393 10 5 732 19 6 1137 30 5 2412 64 6 3868 104 95 6 5 92 2 5 342 9 2 632 16 9 977 26 2 2102 56 3 3308 88 7 30 9 0 228 6 1 419 11 2 646 17 3 406 37 7 2175 5
12. 58 0 2131 57 1 4999 134 4999 134 580 40 0 37 5 1376 37 0 3236 86 7 3236 86 7 250 17 2 518 148 5418 145 12 274 329 12 274 329 300 21 0 508 144 5275 141 12 009 322 12 009 322 700 48 0 400 28 0 475 132 4865 130 11 180 300 11 180 300 500 34 5 418 115 4224 113 9793 262 9793 262 600 41 4 318 86 4 3171 85 0 7413 199 7413 199 up to 300 up to 21 0 588 167 6142 165 13 931 373 13 931 373 400 28 0 563 158 5810 156 13 289 356 13 289 356 800 55 2 500 34 5 522 145 5314 142 12 253 328 12 253 328 600 41 4 454 125 4577 123 10 634 285 10 634 285 700 48 0 342 92 9 3410 91 4 7980 214 7980 214 up to 350 up to 24 1 658 187 6865 184 15 584 418 15 584 418 400 28 0 647 183 6711 180 15 294 410 15 294 410 900 62 0 500 34 5 615 172 6306 169 14 475 388 14 475 388 600 41 4 565 156 5731 154 13 247 355 13 247 355 700 48 0 488 134 4906 131 11 416 306 11 416 306 up to 400 up to 28 0 728 207 7587 203 17 235 462 17 235 462 1000 69 0 500 34 5 702 197 7243 194 16 566 444 16 566 444 600 41 4 663 184 6770 181 15 584 418 15 584 418 700 48 0 605 167 6122 164 14 179 380 14 179 380 up to 400 up to 28 0 768 20 6 866 23 2 8147 218 8018 215 18 189 487 18 189 487 500 34 5 745 20 0 837 22 4 7823 210 7699 206 17 579 471 17 579 471 1050 72 4 600 41 4 709 19 0 796 21 3 7381 198 7263 195 16 688 447 16 688 447 700 48 0 658 17 6 736 19 7 6784 182 6677 179 15 432 414 15 432 414 900 62 0 474 12 7 529 14 2 4811 129 4719 127 11 068 297 11 068 297 1 For o
13. 7 493 13 2 4629 24 4556 122 10 365 278 10 365 278 300 20 9 424 114 477 12 8 4447 19 4376 117 10 012 268 10 012 268 350 24 1 405 10 9 454 12 2 4210 13 4143 111 9528 255 9528 255 up to 278 up to 19 2 513 13 7 578 15 5 5428 45 5342 143 12 136 325 12 136 325 700 48 3 300 20 7 508 13 6 572 15 3 5360 44 5275 141 12 009 322 12 009 322 350 24 1 494 13 2 555 14 9 5175 39 5093 136 11 650 312 11 650 312 800 55 2 up to 350 up to 24 1 578 15 5 650 17 4 6090 163 5993 161 13 652 366 13 652 366 900 62 1 up to 350 up to 24 1 658 17 6 742 19 9 6976 187 6865 184 15 584 418 15 584 418 1000 68 9 up to 350 up to 24 1 737 19 8 831 22 3 7844 210 7719 207 17 474 468 17 474 468 1050 72 4 up to 350 up to 24 1 776 20 8 875 23 5 8273 222 8141 218 18 408 493 18 408 493 Note Blank areas indicate where minimum main valve differential pressure is not met 21 Bulletin 71 2 EZR Table 15 Capacities for EZR Series with PRX Series CAPACITIES IN THOUSANDS SCFH Nm h OF 0 6 SPECIFIC GRAVITY NATURAL GAS OUTLET PRESSURE USING 1 1 LINE SIZE TO BODY SIZE PIPING WITHOUT INLET STRAINER NPS 1 DN 25 NPS 2 DN 50 NPS 3 DN 80 NPS 4 DN 100 NPS 6 DN 150 NPS 8 DN 200 psig bar psig bar SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h 300 21 0 250 17 0 134 3 6 489 13 1 901 24 1 1389 37 2 3019 80 9 4682 125 i 280 19 0
14. 970 36 9 26 3 970 36 9 26 3 00 5690 147 38 7 5830 154 37 9 5540 145 38 2 5640 151 37 4 4 100 60 3360 124 27 1 3360 124 27 1 3300 122 27 0 3300 121 27 3 30 1710 66 5 25 7 1710 66 5 25 7 1690 66 3 25 5 690 66 8 25 3 6x4 00 6150 159 38 7 6290 166 37 9 6142 161 38 2 6242 167 37 4 150 x 100 60 3790 140 27 1 3810 141 27 1 3930 146 27 0 3890 143 27 3 30 1900 74 25 7 1910 74 25 7 1970 77 25 5 950 77 25 3 8x4 0096 6030 156 38 7 6170 163 37 9 5934 155 382 6034 161 37 4 200 x 100 6096 3640 134 27 1 3700 137 27 1 3720 138 27 0 3730 137 27 3 30 1830 71 25 8 1860 72 25 8 1870 73 25 6 880 74 25 3 100 11 600 325 35 7 12 000 337 35 6 11 200 314 35 7 11 700 329 35 6 6 150 60 7120 239 29 8 7200 241 29 9 7150 240 29 8 7230 242 29 9 30 3560 135 26 4 3560 134 26 6 3570 135 26 4 3590 135 26 6 8x6 100 13 400 376 35 7 13 700 385 35 6 12 940 363 35 7 13 360 376 35 6 200 x 150 60 8250 277 29 8 8290 277 29 9 8280 278 29 8 8320 279 29 9 30 4150 157 26 4 4150 156 26 6 4160 157 26 4 4180 157 26 6 12 6 100 13 600 381 35 7 13 700 385 35 6 13 130 368 35 7 13 360 376 35 6 300 x 150 60 8210 276 29 8 8220 275 29 9 8240 277 29 8 8250 276 29 9 30 4110 155 26 4 4110 155 26 6 4120 156 26 4 4140 156 26 6 8 200 100 19 700 505 39 20 100 517 38 9 19 500 503 38 8 19 700 509 38 7 1 Km for the NPS 1 DN 25 body size at 100 pacity is 0 88 the NPS 2 DN 50 is 0 92 the NPS 3 DN 80 is 0 94 the NPS 4 DN 100 is 0 84 and the NPS 6 DN 150 is 0 82 T
15. Bushing 416 Stainless steel Cage 15 5 Stainless steel Spring Zinc plated steel or 17 7 Stainless steel Top Plug 17 4 Stainless steel Bottom Plug 416 Stainless steel Inlet Strainer 316 Stainless steel Strainer Replacement Shim 18 8 Stainless steel Diaphragm Nitrile NBR or Fluorocarbon FKM O rings Nitrile NBR or Fluorocarbon FKM Flanged Locknut Zinc plated steel Backup Rings Polytetrafluoroethylene PTFE Upper Spring Seat 416 Stainless steel Indicator Protector and Cover Plastic Indicator Stem 303 Stainless steel Indicator Fitting 416 Stainless steel Travel Indicator Plug 416 Stainless steel Restricted Trim E Ring Carbon steel Restrictor Plate 416 Stainless steel 161EB Series Pilots Body CF8M Stainless steel Spring Case CF8M Stainless steel Body Plug 303 Stainless steel Control Spring Zinc plated steel Valve Plug Nitrile NBR or Fluorocarbon FKM Adjusting Screw Zinc plated steel Diaphragm Nitrile NBR or Fluorocarbon FKM Diaphragm Limiter 303 Stainless steel O rings Nitrile NBR 161AY Series Pilots Body Cast iron Spring Case and Lower Casing Ductile iron Stem Guide 303 Stainless steel Control Spring Zinc plated steel Lever Assembly 302 Stainless steel Pusher Post 303 Stainless steel Diaphragm Nitrile NBR or Fluorocarbon FKM O rings Nitrile NBR or Fluorocarbon FKM Orifice 303 Stainless steel Disk Assembly Nitrile NBR or Fluorocarbon FKM
16. CONNECTS TO FOR CONTROL LINE 1 4 NPT TYPE 112 OUTLET TN PILOT BLEED EXHAUST CONNECTION 3 4 NPT USE I 1 2 INCH 13 mm PIPE MINIMUM FOR BLEED EXHAUST LINE INLET 3 4 NPT e 1 4 NPT TYPE 112 OUTLET B2609 TYPE 161AY TYPE 161AYM 1 4 NPT NORMALLY PLUGGED INLET 1 4 NPT CONNECTS TO 1 4 NPT TYPE 112 OUTLET CONTROL LINE CONNECTION 1 4 NPT PRESSURE REGISTRATION ONLY USE 3 84 9 5 mm O D TUBING OR LARGER FOR CONTROL LINE INLET 1 4 NPT CONNECTS TO 1 4 NPT TYPE 112 OUTLET PILOT BLEED EXHAUST CONNECTION 1 4 NPT USE 3 8 INCH 9 5 mm O D TUBING OR LARGER FOR BLEED EXHAUST LINE CONTROL LINE CONNECTION 1 4 NPT PRESSURE REGISTRATION AND PILOT BLEED EXHAUST USE 3 8 INCH 9 5 mm O D TUBING LARGER FOR CONTROL LINE TYPE 161EB TYPE 161EBM 21B5005 A Figure 16 Pilot Port Function and Connection Sizes 33 Bulletin 71 2 EZR Ordering Information The precision slotted cage of the EZR Series regulator offers superior noise attenuation For a standard installation as well as to obtain a noise prediction for your installation and service conditions please complete the specifications worksheet at the bottom of the ordering guide on page 36 Type EZR Ordering Guide Type Select One EZR L EZROSX with slam shut Body Size Select L NPS 1 DN 25 Availabl
17. Pilot bleeds exhausts downstream through the sense control line 161AYM The monitor version of the Type 161AY pilot The pilot bleed exhaust is isolated from the sense control line This pilot is used in monitoring systems requiring an isolated pilot bleed exhaust Type 161EB High accuracy pilot with an outlet pressure range from 5 to 350 psig 0 34 to 24 1 bar Pilot bleeds exhausts downstream through the sense control line 161EBM The monitor version of the Type 161EB pilot The pilot bleed exhaust is isolated from the sense control line This pilot is used in monitoring systems requiring an isolated pilot bleed exhaust Type PRX 120 Outlet pressure range of 14 5 to 435 psig 1 to 30 0 bar The Type PRX 120 can be used as the pilot on single stage pressure reducing regulators as the monitor pilot or as the working pilot in wide open monitor systems or as the working pilot for monitoring and working regulators in the working monitoring systems The Type PRX has a double diaphragm which provides increased accuracy and sensitivity an integral restrictor adjustment to allow adjustable opening and closing speeds and a damper adjustment to allow adjustments to make for inlet pressure variability and loading pressure oscillations 4 PRX 120 AP Outlet pressure range of 435 to 1000 psig 30 0 to 69 0 bar The Type PRX 120 AP can be used as the pilot on single stage pressure reduci
18. TRAVEL INDICATOR TRAVEL COVER INDICATOR COVER REMOVAL CLEARANGE CLEARANCE 3 112 mor 41 161EB SERIES ii 1 4 DOWNSTREAM D VALVE TRIM CONTROL CONNECTION REMOVAL RN CLEARANCE BODY INLET AND Y OUTLET TAPPED ONLY i WHEN SPECIFIED G Y BODY DRAIN TAPPED AND PLUGGED ONLY WHEN SPECIFIED gt 19B7590 l A TYPE EZR WITH 161EB SERIES PILOT INCH mm Figure 14 Typical EZR Dimensions continued Table 19 Typical EZR Dimensions continued DIMENSIONS INCH mm BODY SIZE A B NPS DN D G M T CL150 RF CL300 RF CL600 RF CL150 RF CL300 RF CL600 RF 6X4 17 75 18 63 20 00 10 00 15 75 11 81 17 87 5 31 8 96 3 80 21 60 150 X 100 451 473 508 EE 254 1400 300 454 135 228 96 1549 8 4 21 38 22 38 24 00 10 69 44 49 994 12 00 15 82 11 88 17 93 6 94 8 96 3 80 21 60 200 100 543 568 610 271 305 1402 302 455 176 228 96 549 30 3 00 CAP REMOVAL 76 CLEARANCE TYPE BMS1 Bulletin 71 2 EZR OPTIONAL INDICATOR COVER 161 1 4 DOWNSTREAM CONNECTION VALVE TRIM 2 11 REMOVAL CLEARANCE OPTIONAL BLEED VALVE TYPE BMS2 098 MECHANICAL 25 REMOVAL CLEARANCE BODY INLET AND OUTLET PLUGGED WHEN SPECIFIED TYPE 27 TYPE 17 TYPE 236 T
19. Type PRX Note Blank areas indicate where minimum main valve differential pressure is not met 22 continued Table 15 Capacities for EZR Series with PRX Series continued Bulletin 71 2 EZR CAPACITIES IN THOUSANDS 5 Nm h OF 0 6 SPECIFIC GRAVITY NATURAL GAS INLET OUTLET USING 1 1 LINE SIZE TO BODY SIZE PIPING WITHOUT INLET STRAINER PRESSURE PRESSURE NPS 1 1 4 x 1 NPS 2x1 NPS 6 4 NPS 8 4 NPS 8x6 NPS 12 x 6 DN 32 x 25 DN 50 x 25 DN 150 x 100 DN 200 x 100 DN 200 x 150 DN 300 x 150 psig bar psig bar SCFH Nm h SCFH Nm h 5 Nm h SCFH Nm h SCFH Nm h SCFH Nm h 300 210 250 17 2 148 40 2 1476 39 6 3447 92 4 3447 92 4 i 280 19 3 26 5 972 26 0 2281 61 1 2281 61 1 250 17 2 264 73 2 2689 72 1 6202 166 6202 166 400 28 0 300 21 0 230 63 0 2313 62 0 5376 144 5376 144 350 24 1 173 46 9 1722 46 2 4030 108 4030 108 380 26 2 30 6 1123 30 1 2638 70 7 2638 70 7 250 17 2 355 99 7 3659 98 1 8373 224 8373 224 300 21 0 335 93 1 3418 91 6 7870 211 7870 211 500 345 350 24 1 305 84 1 3089 82 8 7156 192 7156 192 400 28 0 262 71 6 2630 70 5 6128 164 6128 164 450 31 0 195 52 8 1937 51 9 4540 122 4540 122 480 33 1 34 2 1256 33 7 2952 79 1 2952 79 1 250 17 2 438 124 4556 122 10 365 278 10 365 278 300 21 0 424 119 4376 117 10 012 268 10 012 268 600 414 400 28 0 378 105 3841 103 8879 238 8879 238 500 34 5 291 79 3 2913 78 1 6800 182 6800 182 550 38 0 215
20. VALVE BODY SIZE MINIMUM DIFFERENTIAL PERCENT OF CAGE CAPACITY hy alta DIAPHRAGM For 90 Capacity For 100 Capacity NPS DN AND COLOR MATERIAL 100 Trim 60 Trim 30 Trim 100 Trim 60 Trim 30 Trim psid bard psid bard psid bard psid bard psid bard psid bard 19B2400X012 Light Blue 7E68 and 17E88 24 1 7 29 2 0 31 2 2 24 1 7 31 2 2 40 28 GE12727X012 Black 17E97 35 25 38 27 42 29 35 25 39 27 52 3 6 1 1 14 x 1 25 32 x 25 7E68 and 17E88 30 2 1 35 2 4 39 27 30 2 1 36 2 5 52 3 6 19B2401X012 Black with White Stripe 7E88 and 17E97 43 3 0 50 3 4 56 3 9 43 3 0 53 3 7 68 47 19B2400X012 Light Blue 7E68 and 17E88 24 1 7 29 2 0 31 2 2 24 1 7 31 2 2 40 2 8 19B2401X012 17697 43 3 0 50 3 4 56 3 9 43 3 0 53 3 7 68 47 2x1 50 x 25 Black with White Stripe 7E68 and 17E88 43 3 0 50 3 4 56 3 9 43 3 0 53 3 7 68 47 17 97 68 4 7 73 5 0 88 6 1 72 5 0 81 5 6 102 7 0 Red Stripe 3 19B0951X012 Yellow 7E68 and 17588 12 0 8 15 0 15 1 0 12 0 8 25 T 20 1 4 18B2126X012 Green 17E97 24 1 7 25 26 8 24 1 7 30 2 1 37 2 6 2 50 7E68 and 17E88 18 1 2 20 4 22 1 5 19 1 3 26 8 28 1 9 18B5955X012 Red 3 GE05504X012 Purple 7E88 and 17E97 29 2 0 29 2 0 31 2 1 31 2 1 35 24 43 3 03 T14184T0012 Yellow 2 7E68 and 17E88 16 1 1 19 3 24 23 1 6 23 6 29 2 0 17897 23 1 6 23 6 23 6 23 1 6 23 6 25 1 7 3 80 19B0781X012 Light Blue 7E68 and 17E88 21 1 5 22 5 28 1 9 28 1 9 28 9 33 2 3 19B0782X012 Black 7E88 and 17E97 32 2 2 33 2 3 43 3 0 38 26 38 2 6 50 3 4 711418471001
21. monitoring stem position Versatility The EZR Series uses the E body making available the standard construction materials and end connections ASME and EN used by other E body regulators and control valves The 161AY Series pilots can handle inlet pressures up to 150 psig 10 3 bar and outlet pressure from 6 inches w c to 7 psig 15 mbar to 0 48 bar The 161EB Series pilots can handle inlet pressures up to 1500 psig 103 bar and outlet pressures from 5 to 700 psig 0 35 to 48 3 bar The Type PRX pilots can handle inlet pressures up to 1480 psig 102 bar and outlet pressures up to 1000 psig 69 0 bar By changing to a relief piloting system 6358 Series pilots a Type EZR pressure reducing regulator easily becomes a very effective high volume relief valve or backpressure regulator refer to Bulletin 71 4 EZR Easily Maintained Pilots The pilots are designed to allow quick and simple in line trim inspection and parts replacement Powder Paint Coating Fisher regulators are powder paint coated providing superior impact abrasion and corrosion resistance Slam shut device EZROSX with slam shut device provides either overpressure OPSO or overpressure and underpressure OPSO UPSO protection by completely shutting off the flow at the downstream system Pilot Type Descriptions Type 161AY Low pressure pilot with an outlet pressure range from 6 inches w c to 7 psig 15 mbar to 0 48 bar
22. 0 12 1 816 48 7 3430 91 9 5375 144 10 630 285 17 121 459 700 48 3 300 20 7 447 11 9 715 46 0 3196 85 7 4964 133 10 519 282 16 892 453 350 24 1 438 11 7 662 44 5 3090 82 8 4793 128 10 205 273 16 282 436 800 55 2 up to 350 up to 24 1 509 13 6 2070 55 5 3910 105 6127 164 11 958 320 19 189 514 900 62 1 up to 350 up to 24 1 577 15 5 2325 62 3 4389 118 6879 184 13 651 366 22 008 590 1000 68 9 up to 350 up to 24 1 644 17 3 2579 69 1 4869 130 7631 205 15 306 410 24 771 664 1050 72 4 up to 350 up to 24 1 677 18 1 2706 72 5 5109 137 8007 215 16 124 432 26 138 700 Note Blank areas indicate where minimum main valve differential pressure is not met continued Bulletin 71 2 EZR Table 14 Capacities for EZR Series with Type 161EB 161EBM or PRX Pilot continued CAPACITIES IN THOUSANDS OF SCFH Nm h OF 0 6 SPECIFIC GRAVITY NATURAL GAS INLET USING 1 1 LINE SIZE TO BODY SIZE PIPING WITHOUT INLET STRAINER OUTLET PRESSURE PRESSURE NPS 1 1 4 x 1 52 1 56 4 58 4 58 6 NPS 12x 6 DN 32 x 25 DN 50 x 25 DN 150 x 100 DN 200 x 100 DN 200 x 150 DN 300 x 150 psig bar psig bar SCFH Nm h SCFH Nm SCFH Nm h SCFH SCFH SCFH Nm h 30 21 5 0 35 32 0 9 36 1 0 335 8 9 330 8 8 751 20 1 751 20 1 10 0 69 2s ane uem 315 84 310 8 3 712 19 1 712 19 1 up to 8 up to 0 55 39 1 0 44 1 2 415 11 1 408 10 9 927 24 8 927 24 8 40 2 8 15 1 0 37
23. 0012 6 5 Requires use Piston of Types BMS1 588 to 808 40 0 to 55 0 Brown 14239 0012 1450 as 7 0 and BMS2 808 to 1470 55 0 to 100 T14240T0012 12 0 81 to 323 5 5 to 22 0 T14239T0012 1 00 145 10 0 514 35 4 236 122 to 514 8 3 to 35 0 T14240T0012 Bellows 2 5 290 20 0 257 to 1058 17 5 to 72 0 T14238T0012 1058 72 9 315 5 0 479 33 0 1 Minimum suggested difference between slam shut set pressure and normal operating pressure of the system 2 Maximum difference between overpressure and underpressure when using one manometric device Type BMS1 with tripping hook For underpressure and overpressure points greater Table 17 Applications and Construction Guide See Figure 11 MECHANISM BOX REQUIRED MANOMETRIC SENSING DEVICE REQUIRED APPLICATION Type BM1 Type BM2 Type BMS1 Type BMS2 Overpressure Shutoff OPSO y es Underpressure Shutoff UPSO Yes No No Overpressure Shutoff OPSO and Yes Underpressure Shutoff UPSO Overpressure Shutoff OPSO and 2 Underpressure Shutoff UPSO Yes No Yes Overpressure Shutoff OPSO Overpressure Shutoff Yes 2 Yes OPSO and Underpressure Shutoff UPSO the maximum range shown in Table 16 2 When using two manometric sensing devices Type BMS1 and a Type BMS2 the Type 1 can only be used for high trip 1 When using one manometric sensing device Type BMS1 or BMS2 for both overpressure and underpressure shutoff make sure that the difference be
24. 1 0 42 1 1 388 10 4 382 10 2 876 23 5 876 23 5 20 1 4 362 97 356 9 5 821 22 0 821 22 0 up to 12 up to 0 8 46 1 2 52 1 4 491 13 2 483 12 9 1098 29 4 098 29 4 50 35 15 1 0 46 12 51 14 481 12 9 473 12 7 1079 28 9 079 28 9 25 1 7 42 1 1 47 1 3 436 11 7 429 11 5 988 26 5 988 26 5 30 2 1 403 10 8 397 10 6 918 24 6 918 24 6 up to 16 up to 1 1 54 1 4 60 1 6 567 15 2 558 15 0 1268 34 0 268 34 0 60 41 25 qr 51 1 4 57 1 5 534 14 3 526 14 1 1204 32 3 204 32 3 j 35 2 4 46 1 2 52 1 4 479 12 8 471 12 6 1089 29 2 089 29 2 40 28 au exes See 441 11 8 434 11 6 1007 27 0 007 27 0 up to 22 up to 1 5 64 1 7 73 2 0 681 18 3 671 18 0 1523 40 8 523 40 8 75 52 35 2 4 61 1 6 68 1 8 632 16 9 622 16 7 1427 38 2 427 38 2 50 3 5 52 14 59 1 6 538 14 4 529 14 2 1227 32 9 227 32 9 55 3 8 s g BES ens 493 13 2 485 13 0 1128 30 2 128 30 2 up to 32 up to 2 2 82 2 2 93 2 5 872 23 4 858 23 0 1949 52 2 949 52 2 100 69 60 4 1 72 1 9 81 2 2 746 20 0 734 19 7 1695 45 4 695 45 4 75 5 2 61 1 6 68 1 8 624 16 7 614 16 5 1430 38 3 430 38 3 80 5 5 569 15 2 560 15 0 1306 35 0 306 35 0 up to 43 up to 3 0 100 2 7 113 3 0 1060 28 4 1043 28 0 2370 63 5 2370 63 5 125 86 60 4 1 95 2 5 107 2 9 997 26 7 981 26 3 2248 60 2 2248 60 2 90 6 2 79 2 1 88 2 4 804 21 5 791 21 2 1837 49 2 1837 49 2 105 7 2 636 17 0 626 16 8 1463 39 2 1463 39 2 52 up to 3 6 118 3 2 133 3 6 1253 33 6 1233 33 0 2801 75 1 2801 7
25. 100 6 9 100 6 9 Light Blue High aromatic hydrocarbon 500 34 5000 34 750 52 Black content resistance 750 52 5008 340 750 52 Black with White Stripe 17E68 Nitrile NBR 100 6 9 100 6 9 100 6 9 Light Blue Low temperature 360 25 300 21 360 25 Black with White Stripe 17E97 Nitrile NBR High pressure 500 34 500 34 500 34 Black with White Stripe 2x1 50x25 and or erosion resistance 1050 72 800 55 1050 72 Red Stripe 2 17E88 Fluorocarbon FKM 100 6 9 100 6 9 100 6 9 Light Blue High aromatic hydrocarbon content resistance 750 52 500 34 750 52 Black with White Stripe 17E68 Nitrile NBR 100 6 9 100 6 9 100 6 9 Yellow Low temperature 460 32 400 28 460 32 Green 17E97 Nitrile NBR High pressure 500 34 500 34 1050 72 Green 2 50 and or erosion resistance 1050 72 800 55 1050 72 Red or Purple 2 17 88 Fluorocarbon 100 6 9 100 6 9 100 6 9 Yellow High aromatic hydrocarbon 500 34 50013 34 750 52 Green content resistance 750 52 5008 340 750 52 Red or Purple 17E68 Nitrile NBR 100 6 9 100 6 9 100 6 9 Yellow Low temperature 360 25 300 21 500 34 Light Blue 17E97 Nitrile NBR 500 34 500 34 1050 72 Light Blue High pressure and or 3 80 erosion resistance 1050 72 800 55 1050 72 Black 17 88 Fluorocarbon FKM 100 6 9 100 6 9 100 6 9 Yellow High aromatic hydrocarbon 500 34 5003 340 750 52 Light Blue content resistance 750 52 5008 340 750 52 Black 2 17E68 Nitrile NBR 100 6 9 100 6 9 100 6 9 Yellow Low temperature 360 25 300 21 500 34 Green
26. 17 97 Nitrile NBR 100 6 9 100 6 9 100 6 9 Yellow 4 6 x 4 and 100 150 x 100 High pressure and or 500 34 500 34 1050 72 Green 8x4 and 200 x 100 erosion r sistance 1050 72 800 55 1050 72 Red 17 88 Fluorocarbon 100 6 9 100 6 9 100 6 9 Yellow High aromatic hydrocarbon 500 34 50013 340 750 52 content resistance 750 52 5000 340 750 52 Red 17E97 Nitrile NBR 100 6 9 100 6 9 100 6 9 Yellow High pressure and or 500 34 500 34 1050 72 Green 6 8x6 150 200 x 150 erosion resistance 1050 72 800 55 1050 72 Red 2 d 12x6 d 300 x 150 and 12x an x 17 88 Fluorocarbon FKM 100 6 9 100 6 9 100 6 9 Yellow High aromatic hydrocarbon 500 34 500 349 750 52 Green content resistance 750 52 5008 340 750 52 17 97 Nitrile NBR 100 6 9 100 6 9 100 6 9 Yellow 8 200 High pressure and or 500 34 500 34 1050 72 Green erosion resistance 1050 72 800 55 1050 72 Red 2 1 See Table 1 for main valve structural design ratings and Table 3 for pilot ratings 2 The red black purple red stripe and black with white stripe springs are only recommended for applications where the maximum inlet pressure can exceed 500 psig 34 5 bar 3 For differential pressures above 400 psid 27 6 bar d diaphragm temperatures are limited to 150 F 66 C 4 These are recommendations that provide the best regulator performance for a typical application Please contact your local Sales Office for further information if a deviation from the standard r
27. 2 Yellow 2 17608 17588 0 0 7 12 0 8 14 0 25 1 7 25 A 25 1 7 and 17E97 4 6x4 100 150 100 17E97 6 11 17 2 21 5 34 23 34 23 34 23 and8x4 and 200 x 100 18B8501X012 Green 7E68 and 17588 6 1 1 17 2 20 4 30 24 30 2 1 30 2 1 18B8502X012 7E88 and 17E97 21 1 5 24 7 26 1 8 40 2 8 40 2 8 40 2 8 17E97 0 0 7 11 0 8 14 0 12 0 8 16 1 1 16 1 1 2 EE 17E88 o7 13 13 os 12 08 21 15 21 15 x 17E97 4 1 0 22 5 22 1 5 19 1 3 29 2 0 29 2 0 and 12x6 and 300 x 150 PRS 17E88 7 12 21 5 21 5 20 14 36 25 36 25 19B0365X012 Red 17E88 and 17E97 23 16 29 2 0 29 2 0 30 2 1 41 2 8 41 2 8 GE09393X012 Yellow 2 6 1 1 19 13 8 200 GE09396X012 Green 17697 20 1 4 23 1 6 9397 012 Red 26 1 8 30 2 1 1 See Table 1 for structural design ratings Table 3 for pilot ratings and Table 8 for maximum pressure ratings 2 The white and yellow springs are only recommended for inlet pressures under 100 psig 6 9 bar 3 The red black purple red stripe and black with white stripe springs are only recommended for applications where the maximum inlet pressure can exceed 500 psig 35 bar Table 5 IEC Sizing Coefficients MAIN VALVE BODY SIZE NPS DN Fp Fi 1 25 0 71 0 06 0 94 2 50 0 88 0 09 0 96 3 80 0 95 0 09 0 97 4 100 0 95 0 09 0 92 6 150 0 81 0 13 0 91 8 200 0 96 0 10 0 89 1 At 100 capacity Bulletin 71 2 EZR 161AY SERIES PILOT FLOW D
28. 2 bar Black C 70 to 140 psig 4 8 to 9 7 bar Green 1 130 to 200 psig 9 0 to 13 8 bar Blue 1 200 to 350 psig 13 8 to 24 1 bar Red Ty Bulletin 71 2 EZR pe PRX120 125 14 5 to 26 psig 1 00 to 1 8 bar Yellow 23 to 44 psig 1 6 to 3 0 bar Green 41 to 80 psig 2 8 to 5 5 bar Blue 73 to 123 psig 5 0 to 8 bar Black 116 to 210 psig 8 to 14 bar Silver 203 to 334 psig 14 to 23 bar Gold Ty 319 to 435 psig 22 to 30 bar Aluminum pe PRX120 125 AP 435 to 1000 psig 30 to 69 bar Clear Type 252 Pilot Supply Filter Optional Material Stainless steel Aluminum ngth Standard Extended Drain Valve Yes No Conversion Trim Package Optional Not available for NPS 8 DN 200 size Yes send one conversion trim package If ordering replacement trim package for change out of existing E body to a Type EZR be sure to mark selection of the following items on this page body size diaphragm material inlet strainer option and travel indicator option desired n Valve Replacement Parts Kit Optional Yes send one diaphragm cartridge and O rings kit to match this order Yes send one diaphragm and O rings kit to match this order Pilot Replacement Parts Kit Optional Yes send one replac
29. 269 up to 300 up to 21 0 515 13 8 2070 55 5 3910 105 6127 164 12 202 327 19 697 528 400 28 0 499 13 4 1896 50 8 3525 94 5 5468 147 11 640 312 18 574 498 800 55 0 500 34 0 467 12 5 1745 46 8 3231 86 6 5001 134 10 732 288 16 938 454 600 41 0 411 11 0 1512 40 5 2789 74 7 4308 115 9314 250 14 547 390 700 48 0 312 8 4 1133 30 4 2082 55 8 3209 86 0 6990 187 10 809 290 up to 350 up to 24 0 577 15 5 2325 62 3 4389 118 6879 184 13 651 366 22 008 590 400 28 0 571 15 3 2184 58 5 4067 109 6316 169 13 396 359 21 486 576 900 62 0 500 34 0 547 14 7 2064 55 3 3830 103 5935 159 12 679 340 20 133 540 600 41 0 507 13 6 1886 50 5 3487 93 5 5394 145 11 604 311 18 250 489 700 48 0 442 11 8 1622 43 5 2991 80 2 4617 124 10 000 268 15 584 418 up to 400 up to 28 0 639 17 1 2579 69 1 4869 130 7631 205 15 096 405 24 316 652 1000 69 0 500 34 0 622 16 7 2364 63 4 4394 118 6817 183 14 510 389 23 158 621 j 600 41 0 592 15 9 2220 59 5 4115 110 6372 171 13 650 366 21 592 579 700 48 0 545 14 6 2017 54 1 3727 99 9 5762 154 12 420 333 19 480 522 up to 400 up to 28 0 673 18 0 2706 72 5 5109 137 8007 215 15 932 427 25 710 689 500 34 0 658 17 6 2509 67 4 4668 125 7245 194 15 398 413 24 627 660 1050 72 0 600 41 0 632 16 9 2379 63 8 4412 118 6826 183 14 618 392 23 181 621 700 48 0 591 15 8 2196 58 9 4063 109 6283 168 13 517 362 21 261 570 900 62 0 432 11 6 1572 42 2 2892 77 6 4459 120 9694 260 15 024 403 1 For outlet pressures above 435 psig 30 bar use Type PRX AP pilot rather than
30. 27 1 3460 128 27 1 3400 125 27 3 3400 125 27 3 30 1760 68 5 25 7 1770 68 2 26 0 1740 68 2 25 5 1740 68 8 25 3 6x4 100 6250 162 38 7 6390 169 37 9 6131 161 38 2 6231 167 37 4 150 x 100 60 3850 142 27 1 3870 143 27 1 3920 144 27 3 3880 142 27 3 30 1940 75 25 7 1940 75 26 0 1970 77 25 5 1950 77 25 3 8x4 100 6100 158 38 7 6240 165 37 9 5930 155 38 2 6030 161 37 4 200 x 100 60 3680 136 27 1 3750 38 27 1 3720 136 27 3 3720 136 27 3 30 1850 72 25 8 1880 72 26 1 1870 73 25 6 1880 74 25 3 100 11 950 335 35 7 12 360 348 35 5 11 540 323 35 7 12 050 339 35 5 6 150 60 7330 246 29 8 7420 248 29 9 7360 247 29 8 7450 249 29 9 30 3670 139 26 5 3670 38 26 6 3680 139 26 5 3700 139 26 6 8x6 100 13 800 386 35 7 14 110 397 35 5 13 330 373 35 7 13 760 387 35 6 200 x 150 60 8490 285 29 8 8540 286 29 9 8520 286 29 8 8570 287 29 9 30 4280 162 26 5 4280 61 26 6 4290 162 26 5 4310 162 26 6 12x6 10096 14 010 392 35 7 14 110 397 35 5 13 530 379 35 7 13 760 387 35 6 300 x 150 6096 8450 284 29 8 8470 283 29 9 8480 285 29 8 8 500 284 29 9 3096 4240 160 26 5 4240 59 26 6 4250 160 26 5 4 270 160 26 6 8 200 10096 20 300 520 39 0 20 700 533 38 8 20 100 518 38 8 20 300 524 38 7 18 Table 11 Pilot Flow Coefficients Bulletin 71 2 EZR 161 SERIES 161EB SERIES TYPE PRX Orifice Size Cy C4 Orifice Size Cy C C4 Cy C C4 3 32 inch 2 4 mm 6 9 0 20 35 dion 1 8 inch 3 2 mm 12 3 0 35 35 8 5 0 28 30 4 10 5 0
31. 36 29 1 4 inch 6 4 mm 50 1 43 35 Table 12 Restrictor Flow Coefficients SET ON START SET ON RUN Table 13 Capacities for EZR Series with Type 161AY or 161AYM Pilot INLET CAPACITIES IN THOUSANDS OF SCFH Nm h OF 0 6 SPECIFIC GRAVITY NATURAL GAS PRESSURE OUTLET PRESSURE USING 1 1 LINE SIZE TO BODY SIZE PIPING WITHOUT INLET STRAINER NPS 1 DN 25 NPS 2 DN 50 NPS 3 DN 80 NPS 4 DN 100 NPS 6 DN 150 NPS 8 DN 200 psig bar psig bar SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h up to 2 5 up to 0 17 01 2 7 191 5 1 299 8 0 586 15 7 941 25 2 25 17 3 0 21 25 42 22322 95 2 5 177 4 7 275 7 4 583 15 6 936 25 1 5 0 35 93 2 5 173 4 6 268 7 2 571 15 3 912 24 4 7 0 48 260 7 0 556 14 9 884 23 7 30 21 up to 4 5 up to 0 31 28 0 0 7 14 3 1 215 5 8 336 9 0 660 17 7 1062 28 5 7 0 48 05 2 8 196 5 2 304 8 1 646 17 3 1033 27 7 35 24 up to 6 up to 0 41 31 3 0 8 26 34 239 6 4 374 10 0 738 19 7 1187 31 8 7 0 48 31 1 0 8 19 3 2 223 6 0 346 9 3 732 19 6 1177 31 5 40 2 8 34 5 0 9 39 3 7 262 7 0 411 11 0 817 21 9 1317 35 3 45 3 1 up to 0 48 37 9 1 0 52 4 1 286 7 7 449 12 0 900 24 1 1455 39 0 50 3 4 POE 41 2 1 1 64 44 310 8 3 487 13 1 981 26 3 1592 42 7 55 3 8 44 4 12 77 4 7 334 8 9 524 14 0 1062 28 5 1727 46 3 60 4 1 47 6 1 3 90 5 1 358 9 6 5
32. 37 4 1396 37 4 70 4 8 9 1 9 39 8 1486 39 8 75 5 2 2 0 2 0 42 3 1577 42 3 80 5 5 79 2 2 1 79 2 2 1 755 20 2 743 19 9 1667 44 7 1667 44 7 90 6 2 87 7 2 3 87 7 2 3 838 22 5 825 22 1 1846 49 5 1846 49 5 100 6 9 up to 7 up to 0 48 96 1 2 6 96 1 2 6 920 24 7 906 24 3 2025 54 3 2025 54 3 125 8 6 117 3 1 117 3 1 1126 30 2 1108 29 7 2470 66 2 2470 66 2 150 10 3 138 3 7 138 3 0 1330 35 7 1309 35 1 2913 78 1 2913 78 1 Note Blank areas indicate where minimum main valve differential pressure is not met 19 Bulletin 71 2 EZR Table 14 Capacities for EZR Series with Type 161EB 161EBM or PRX Pilot 20 CAPACITIES IN THOUSANDS SCFH Nm h OF 0 6 SPECIFIC GRAVITY NATURAL GAS eee ine OUTLET PRESSURE USING 1 1 LINE SIZE TO BODY SIZE PIPING WITHOUT INLET STRAINER NPS 1 DN 25 NPS 2 DN 50 NPS 3 DN 80 NPS 4 DN 100 NPS 6 DN 150 NPS 8 DN 200 psig bar psig bar SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h 30 24 5 0 35 28 0 7 107 2 8 200 54 310 8 3 658 17 6 1056 28 3 10 0 69 101 2 7 188 5 0 292 7 8 623 16 7 991 26 6 up to 8 up to 0 55 34 0 9 139 3 7 262 7 0 411 11 0 812 21 8 1307 35 0 40 2 8 15 1 0 33 0 9 125 3 3 232 6 2 360 9 6 767 20 6 1221 32 7 20 1 38 117 3 1 216 5 8 335 9 0 719 19 3 1134 30 4 up to 12 up to 0 83 41 1 1 64 4 4 310 8 3 487 13 1 961 25 8 1548
33. 5 1 150 10 3 60 4 1 117 3 1 131 3 5 1228 32 9 1208 32 4 2754 73 8 2754 73 8 P 95 6 6 102 2 7 114 3 1 1055 28 3 1039 27 8 2400 64 3 2400 64 3 130 9 0 697 18 7 686 18 4 1606 43 0 1606 43 0 up to 73 up to 5 0 154 4 1 174 4 7 1631 43 7 1605 43 0 3647 97 7 3647 97 7 200 13 8 110 7 6 143 3 8 160 4 3 1485 39 8 1461 39 2 3357 90 0 3357 90 0 150 10 3 117 3 1 131 3 5 1200 32 2 1181 31 7 2746 73 6 2746 73 6 180 12 4 806 21 6 793 21 2 1858 49 8 1858 49 8 up to 115 up to 7 9 226 6 1 254 6 8 2388 64 0 2350 63 0 5339 143 5339 143 300 207 170 11 7 208 5 6 234 6 3 2166 58 0 2132 57 1 4900 131 4900 131 225 15 5 174 4 7 194 5 2 1776 47 6 1747 46 8 4061 109 4061 109 280 19 3 987 26 5 972 26 0 2281 61 1 2281 61 1 up to 155 up to 10 7 298 8 0 335 9 0 3150 84 4 3100 83 1 7043 189 7043 189 200 13 8 286 7 7 321 8 6 2990 80 1 2943 78 9 6734 180 6734 180 400 27 6 250 17 2 264 7 1 296 7 9 2732 73 2 2689 72 1 6202 166 6202 166 300 20 7 230 6 2 257 6 9 2351 63 0 2313 62 0 5376 144 5376 144 350 24 1 173 4 6 193 5 2 1750 46 9 1722 46 2 4030 108 4030 108 up to 196 up to 13 5 369 9 9 416 11 1 3910 05 3847 103 8740 234 8740 234 500 34 5 250 17 2 355 9 5 399 10 7 3719 99 7 3659 98 1 8373 224 8373 224 300 20 9 335 9 0 375 10 1 3473 93 1 3418 91 6 7870 211 7870 211 350 24 1 305 8 2 342 9 2 3139 84 1 3089 82 8 7156 192 7156 192 up to 237 up to 16 3 441 11 8 497 13 3 4669 25 4595 123 10 438 280 10 438 280 600 414 250 17 2 438 11
34. 62 15 1 1143 30 6 1862 49 9 65 4 5 up to7 up to 0 48 50 8 1 4 203 5 4 382 10 2 599 16 1 1223 32 8 1996 53 5 70 4 8 54 0 14 215 58 406 10 9 637 17 1 1302 34 9 2129 57 1 75 5 2 57 2 1 5 228 6 1 430 11 5 675 18 1 1381 37 0 2261 60 6 80 5 5 60 3 1 6 241 6 5 454 12 2 712 19 1 1460 39 1 2394 64 2 90 6 2 66 6 1 8 253 6 8 478 12 8 750 20 1 1617 43 3 2658 71 2 100 6 9 up to 7 up to 0 48 72 9 1 9 266 7 1 502 13 5 787 21 1 1773 47 5 2920 78 3 125 8 6 88 4 2 4 355 9 5 670 18 0 1051 28 2 2163 58 0 3575 95 8 150 10 3 104 2 8 419 11 2 790 21 2 1239 33 2 2551 68 4 4227 113 Note Blank areas indicate where minimum valve differential pressure is not met continued Table 13 Capacities for EZR Series with Type 161AY or 161AYM Pilot continued CAPACITIES IN THOUSANDS SCFH Nm h OF 0 6 SPECIFIC GRAVITY NATURAL GAS INLET USING 1 1 LINE SIZE TO BODY SIZE PIPING WITHOUT INLET STRAINER OUTLET PRESSURE PRESSURE NPS 1414 1 NPS 2x1 NPS 6x 4 NPS 8x 4 NPS 8x 6 NPS 12x 6 32 x 25 DN 50 x 25 DN 150 x 100 DN 200 x 100 DN 200 x 150 DN 300 x 150 psig bar psig bar SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h SCFH Nm h 17 9 669 17 9 17 8 666 17 8 25 n 17 5 652 17 5 17 0 634 17 0 0 1 0 20 2 754 20 2 21 0 9 19 8 737 19 8 1 1 22 6 842 22 6 24 1 1 22 4 836 22 4 40 2 8 2 1 2 25 0 933 25 0 45 3 1 3 1 3 27 5 1027 27 5 50 3 4 4 1 4 30 0 1120 30 0 55 3 8 5 1 5 32 5 1213 32 5 60 4 1 7 Ta 34 9 1304 34 9 65 4 5 8 1 8
35. 7A 161 Series Single Pilot Installation with Pilot Exhaust into Control Line BLOCK VALVE BLOCK VALVE INLET OUTLET Q PILOT E EXHAUST Ne SUPPLY PRESSURE LINE wy i HAND VALVE ALTERNATE CONTROL LINE RESIRICTOR 161 SERIES NG 2608 CONTROL LINE 7B 161 Series Single Pilot Installation with Separate Pilot Exhaust Line BLOCK VALVE BLOCK VALVE 0 0 L INLET OUTLET LJ lt PILOT M EXHAUST HAND VALVE TYPE PRX SUPPLY PRESSURE LINE PILOT 5 HE ALTERNATE CONTROL LINE CONTROL LINE 7C Type PRX Single Pilot Installation with Separate Pilot Exhaust Line Figure 7 Typical EZR Single Installation Schematics 13 Bulletin 71 2 EZR BLOCK VALVE UPSTREAM REGULATOR DOWNSTREAM BLOCK VALVE A REGULATOR Q h Q INLET gt O O gt OUTLET UA SB 9 KO SUPPLY HAND VALVE SUPPLY RESTRICTOR 227 PRESSURE PRESSURE LINE LINE RESTRICTOR CONTROL 161 SERIES PILOT 161 SERIES LINE PILOT HAND VALVE B2605 C CONTROL LINE ALTERNATE CONTROL LINE 8A 161 Series Upstream Wide Open Monitoring System Installation WORKING MONITOR REGULATOR
36. 8 3 up to 73 up to 5 0 35 3 6 546 14 6 1030 27 6 1615 43 3 3194 85 6 5145 138 200 13 8 10 76 27 3 4 479 12 8 887 23 8 1375 36 9 2941 78 8 4662 125 3 50 10 3 06 2 8 390 10 5 720 19 3 1112 29 8 2406 64 5 3753 101 80 12 4 264 7 1 484 13 0 746 20 0 1628 43 6 2511 67 3 up to 115 up to 7 9 98 5 3 800 21 4 510 40 5 2367 63 4 4677 125 7531 202 300 207 70 11 7 86 5 0 698 18 7 295 34 7 2006 53 8 4292 115 6801 182 225 15 5 57 4 2 577 15 5 065 28 5 1645 44 1 3557 95 3 5553 149 280 19 3 324 8 7 594 15 9 914 24 5 1998 53 5 3076 82 4 up to 155 up to 10 7 261 7 0 1054 28 2 990 53 3 3119 83 6 6169 165 9936 266 200 13 8 253 6 8 961 25 8 785 47 8 2769 74 2 5899 158 9405 252 400 27 6 250 17 2 237 6 3 883 23 7 635 43 8 2530 67 8 5432 146 8568 230 300 20 9 208 5 6 764 20 5 410 37 8 2177 58 3 4709 126 7352 197 350 24 1 158 4 2 572 15 3 052 28 2 1621 43 4 3530 94 6 5458 146 up to 196 up to 13 5 324 8 7 308 35 1 2470 66 2 3871 104 7656 205 12 331 330 500 34 5 250 17 2 315 8 4 195 32 0 2220 59 5 3444 92 3 7334 197 11 697 313 300 20 7 299 8 0 121 30 0 2078 55 7 3217 86 2 6894 185 10 900 292 350 24 1 275 7 4 018 27 3 881 50 4 2907 77 9 6268 168 9827 263 up to 237 up to 16 3 387 10 4 562 41 9 2950 79 1 4623 124 9143 245 14 726 395 600 414 250 17 2 386 10 3 481 39 7 2760 74 0 4287 115 9079 243 14 593 391 300 20 7 376 10 1 428 38 3 2655 71 2 4119 111 8770 235 13 989 375 350 24 1 362 9 70 358 36 4 2517 67 5 3899 104 8346 224 13 217 354 up to 278 up to 19 2 45
37. Bulletin 71 2 EZR February 2014 EZR Series Pressure Reducing Regulator X Robust K Quiet Operation X Thoroughly Tested Exceptional Design TYPE EZR REGULATOR Internally Actuated W NPS 1 1 1 4 x 1 2 1 2 3 4 6 M me and 8 DN 25 32 x 25 50 x 25 50 TYPE EZROSX WITH INTEGRAL 80 100 150 200 and EW Body Sizes SLAM SHUT DEVICE Figure 1 EZR Series Pressure Reducing Regulator 4 FISHER EMERSON Process Management D102626X012 Bulletin 71 2 EZR 8 DEG W7398 TRIM PACKAGE W8346 TYPE 161AY PILOT TYPE PRX PILOT W7562 W4570 1 TYPE 161EB PILOT MAINTENANCE W7344 TYPE EZR PRESSURE REDUCING REGULATOR Figure 2 EZR Series Features and Benefits Introduction The Type EZR pilot operated pressure reducing regulator is designed for natural gas transmission distribution systems and industrial commercial applications The Type EZR provides smooth quiet operation tight shutoff and long life even in dirty service Its internally actuated metal plug eliminates disadvantages associated with boot style regulators and the specially engineered flow path deflects debris protecting the seat from damage and erosion The Type EZR is used in conjunction with a 161EB or 161AY Series pilot and Type 112 restrictor or with a PRX Series pilot with integral restrictor The Type EZR pressure reducing regulator can be converted to a high pressure relief valve or backpressure regulator
38. CATOR COVER REMOVAL CLEARANCE lt lt VALVE TRIM REMOVAL CLEARANCE INCH mm Figure 14 Typical EZR Dimensions continued Table 19 Typical EZR Dimensions continued BODY DIMENSIONS INCH mm SIZE A B NPS D D E G M T V CL125FF CL250RF CL125FF CL250RF 1 DN 1150 CL300RF 1600 RF 15 cL300RF 21 600 RF 8 67 6 11 12 67 2 50 6 23 2 00 8 00 1 25 7251184 7 75 197 825 210 3 62 92 388 99 4 12 105 555 8 2150 2 1 10 00 254 10 50 267 11 25 286 5 00 127 5 25 133 5 62 143 2 o 22 2 pes rd ros 50 x 25 12 58 9 33 14 99 3 81 7 54 3 80 19 50 3 80 11 75 298 12 50 317 13 25 337 588 149 6 25 159 6 63 168 0 Sar teger om 161 OG 495 14 721 10 47 16 55 5 06 7 38 3 80 20 70 41100 13 88 353 14 50 368 15 50 394 6 94 176 7 25 184 7 751197 374 266 420 129 187 96 1526 10 00 16 49 12 55 17 78 5 31 9 86 3 80 22 80 6 150 17 75 451 18 62 473 20 00 508 8 88 226 9 31 236 251 STO sedet 15 250 7879 29 Bulletin 71 2 EZR gt 3 00 REMOVAL 76 CLEARANCE
39. FKM Pilot O ring Material Select One Nitrile NBR standard Fluorocarbon FKM Pilot Valve Plug Material Select One Nitrile NBR standard Fluorocarbon FKM lot Mounting Select One Standard Quick Disconnect Union Pilot Type and Outlet Pressure Range Select One Type 161AY 6 to 15 inches w c 15 to 37 mbar Olive Drab 10 5 to 1 2 psig 0 03 to 0 08 bar Yellow 1 1 2 to 2 5 psig 0 08 to 0 17 bar Light Green 1 2 5 to 4 5 psig 0 17 to 0 31 bar Light Blue 1 4 5 to 7 psig 0 31 to 0 48 bar Black Type 161AYM 6 to 15 inches w c 15 to 37 mbar Olive Drab 10 5 to 1 2 psig 0 03 to 0 08 bar Yellow 1 1 2 to 2 5 psig 0 08 to 0 17 bar Light Green 1 2 5 to 4 5 psig 0 17 to 0 31 bar Light Blue 1 4 5 to 7 psig 0 31 to 0 48 bar Black Type 161EB 5 to 15 psig 0 34 to 1 0 bar White CI 10 to 40 psig 0 69 to 2 8 bar Yellow 1 30 to 75 psig 2 1 to 5 2 bar Black 70 to 140 psig 4 8 to 9 7 bar Green 1 130 to 200 psig 9 0 to 13 8 bar Blue 1 30 to 300 psig 2 1 to 20 7 bar Green intermediate reduction pilot on the Type EZR worker monitor systems 1 200 to 350 psig 13 8 to 24 1 bar Red Type 161EBM 5 to 15 psig 0 34 to 1 0 bar White 1 10 to 40 psig 0 69 to 2 8 bar Yellow 1 30 to 75 psig 2 1 to 5
40. IRECTION 161EB SERIES PILOT TYPE 112 RESTRICTOR bh TYPE 252 PILOT SUPPLY FILTER B2625 2 MAIN SPRING DIAPHRAGM AND PLUG ASSEMBLY 3A TYPE EZR WITH TYPES 161EB PILOT 112 RESTRICTOR AND 252 FILTER W7438 INLET PRESSURE Ha OUTLET PRESSURE L ATMOSPHERIC PRESSURE LOADING PRESSURE Figure 3 Type EZR Operational Schematic PRX SERIES PILOT TYPE 252 PILOT SUPPLY RESTRICTOR FLOW DIRECTION gt 0790 SUPPLY PORT BLEED PORT L LOADING PORT SENSING PORT INLET PRESSURE EE OUTLET PRESSURE ATMOSPHERIC PRESSURE LOADING PRESSURE Figure 3 Type EZR Operational Schematic continued As the outlet pressure rises toward the outlet pressure setting it compresses the pilot diaphragm against the pilot control spring and lets the pilot valve plug or disk close Loading pressure begins building on the Type EZR diaphragm and plug assembly The loading pressure along with force from the main spring pushes the diaphragm and plug assembly onto the tapered edge seat producing tight shutoff Installation Figures 7 and 8 The robust design of the Type EZR regulator allows it to be installed indoors or outdoors When installed outdoors the Type EZR does not require a protective housing It is designed to withstand the elements and the powder paint coating protects it against impacts abrasions and corrosion When installed indoors no rem
41. NDICATOR INDICATOR VER T COVER REMOVAL CLEARANCE 34 3 VALVE TRIM v REMOVAL 1982727 B 5 TYPE EZR WITH 161AY SERIES PILOT CLEARANCE Y INCH mm Figure 14 Typical EZR Dimensions Table 19 Typical EZR Dimensions DIMENSIONS INCH mm BODY SIZE A B NPS DN CL125RF CL250RF ci coo pp CL125RF CL250RF P Di E 9 N T CL150 RF CL300 RF CL150 RF CL300 RF 8 90 6 89 10 17 3 06 15 22 3 47 4 38 2 50 10 00 254 10 50 267 11 25 286 500 127 525 133 5 62 143 756 475 258 78 387 111 12 581 9 33 11 37 3 81 15 73 4097 51 5 75 3 80 11 75 298 12 50 317 13 25 337 5 88 149 6 25 159 663 168 275 567 289 97 400 104 13 50 10 47 12 75 5 06 15 59 462 2 88 7 00 41100 13 80 353 14 50 368 15 50 394 6 94 176 725 184 7 751197 243 sso ao 429 306 73 478 28 3 00 CAP REMOVAL 76 CLEARANCE Y TYPE 112 TYPE 252 OPTIONAL BLEED VALVE 1888793 161 1 4 DOWNSTREAM CONTROL CONNECTION BODY INLET AND OUTLET TAPPED ONLY WHEN SPECIFIED BODY DRAIN TAPPED AND PLUGGED ONLY WHEN SPECIFIED Bulletin 71 2 EZR TYPE EZR WITH 161EB SERIES PILOT OPTIONAL INDICATOR COVER TRAVEL INDI
42. Pilot Supply Filter The Type 252 pilot supply filter prevents pipeline debris from entering the pilot a primary cause of pilot clogging The aluminum body is rated for 2150 psig 148 bar and the stainless steel body for 2750 psig 190 bar Both are available in standard or extended length with a pipe plug ora drain valve When the upstream system is free of debris the EZR Series may be installed without a filter Principle of Operation As long as the outlet control pressure is above the outlet pressure setting the pilot valve plug or disk remains closed Figure 3 Force from the main spring in addition to inlet pressure bleeding through the restrictor integral in the PRX Series pilots provide downward loading pressure to keep the main valve diaphragm and plug assembly tightly shutoff When the outlet pressure decreases below the pilot outlet pressure setting the pilot plug or disk assembly opens Loading pressure bleeds downstream through the pilot faster than it can be replaced through the supply line This reduces loading pressure on top of the main valve diaphragm and plug assembly and lets the unbalanced force between inlet and loading pressure overcome the main spring force to open the Type EZR diaphragm and plug assembly Specifications Available Configurations Type EZR Pilot operated pressure reducing regulator for low to high outlet pressure Type EZROSX Type EZR with a Type OS2 slam shut device for overpressur
43. S 205193 2251102 200 91 210 95 235 107 350 159 423 192 465 211 537 244 8 x 6 200 x 150 600 272 5711259 625 284 680 308 12x 6 300 x 150 habe Send 1160 526 994 451 1102 500 1590 721 bii s ls 8 200 eae 635 288 685 310 790 358 1 Add an additional 15 pounds 7 kg to get the weight with a 161AY Series pilot 2 Add an additional 5 pounds 2 kg to get the weight of PRX Series pilot 25 Bulletin 71 2 EZR RESTRICTOR PILOT SUPPLY FILTER PILOT ne 94 LINE BLOCK VALVE BLOCK VALVE gt nom SLAM SHUT DEVICE o Ew TN HAND VALVE B2681 3 Ne o CONTROL LINE ALTERNATE CONTROL LINE 13A Overpressure and Underpressure Shutoff Using One Manometric Device This Application Might Require Two Manometric Devices As Shown In Figure 13C RESTRICTOR PILOT SUPPLY FILTER PILOT ES CONTROL LINE BLOCK VALVE a I ND BLOCK L1 HAND VALVE Y y ii HAND VALVE o 54 SENSE LINE HAND VALVE gt e CONTROL LINE Ne ALTERNATE CONTROL LINE SLAM SHUT DEVICE 2682 13 Maximum Upstream and Do
44. YPE 315 2 821 02 921 92 931 9 72 74 74 TYPE 162 TYPE 71 3 53 g T 28 2 811 ER pd 90 122 71 6 75 PISTON BMS 171 BELLOWS BMS E 3 68 93 1988970 2 50 I 64 DIAPHRAGM BMS TYPE EZROSX WITH 161EB SERIES PILOTS AND TYPE 252 FILTER INCH mm Figure 15 Typical EZROSX Dimensions 31 Bulletin 71 2 EZR 4 19 106 OPTIONAL INDICATOR COVER TRAVEL INDICATOR T COVER REMOVAL CLEARANCE TYPE 112 TYPE 252 VALVE TRIM REMOVAL D CLEARANCE 161AY SERIES 3 4 NPT DOWNSTREAM CONTROL CONNECTION OPTIONAL BLEED VALVE 0 98 MECHANISM TYPE 1 TYPE BMS2 25 Box REMOVAL CLEARANCE TYPE 27 TYPE 17 TYPE 162 TYPE 71 TYPE 236 TYPE 315 22 821 0 2 821 2 811 2 921 92 931 72 72 74 74 96 751 Ju LP fet RR 122 72 121 PISTON BMS 2607 BELLOWS BMS 64 DIAPHRAGM BMS INCH TYPE EZROSX WITH 161AY SERIES PILOTS AND TYPE 252 FILTER mm Figure 15 Typical EZROSX Dimensions continued Table 19 Typical EZROSX Dimensions BODY DIMENSIONS INCH mm SIZE A B NPS DN CL150 RF CL300 RF CL600 RF CL150 RF CL300 RF CL600 RF 1 25 7 24 184 7 76 197 8 27 210 3 62 92 0 3 88 98 5 4 13 105 9 78 248 9 19 233 6 63 168 13 22 336 10 33 262 12 34 313 6 23 158 2 70 68 1 40 37 2 50 10 08 256 10 59 269 11 30 287 5 04 128 5 30 135 5 65 144 10 39
45. able 10 Main Valve Wide Open Flow Coefficients for EZR Series With or Without Slam Shut Device LINE SIZE EQUALS BODY SIZE PIPING 2 1 LINE SIZE TO BODY SIZE PIPING MAIN VALVE CAGE STYLE BODY SIZE PERCENT OF With Inlet Strainer Without Inlet Strainer With Inlet Strainer Without Inlet Strainer NPS DN CAPACITY Cy C C4 Cy C C4 Cy C C4 C C4 10096 509 15 2 33 5 509 15 7 32 5 495 14 8 33 5 493 15 0 32 9 1 25 6096 299 10 4 28 7 291 10 1 28 8 295 10 1 29 0 284 9 8 28 9 3096 149 5 2 28 8 145 5 1 28 7 148 52 28 6 143 5 0 28 5 1 14 1 100 590 17 5 33 7 590 17 0 34 6 564 16 5 34 1 566 16 3 34 7 32 x 25 6096 291 10 8 26 9 299 11 2 26 9 301 11 3 26 7 312 11 6 26 9 3096 149 5 7 26 3 154 5 8 26 4 146 5 6 26 1 151 5 8 26 3 2x11 100 670 19 0 35 3 670 19 0 35 3 667 18 7 35 6 664 18 7 35 4 50 x 25 60 303 11 2 27 0 303 11 2 27 0 303 11 2 27 0 303 11 2 27 0 30 149 5 3 28 3 149 5 3 28 2 149 5 3 28 3 149 5 3 28 4 100 1950 52 4 37 2 2030 56 2 36 1 1850 51 8 35 7 1900 54 6 34 7 2 50 60 1070 36 6 29 2 1080 37 4 28 9 1050 37 0 28 4 1050 37 0 28 4 30 590 22 2 26 6 590 22 2 26 6 580 22 3 26 0 580 22 3 26 0 100 3660 94 1 38 8 3830 102 9 37 2 3490 93 3 37 4 3620 100 2 36 1 3 80 60 2060 72 4 28 5 2060 72 4 28 5 2030 69 5 29 2 2030 70 0 28 8 30 1010 39 1 25 8 1010 39 1 25 8 1000 38 0 26 3 1000 38 0 26 3 100 5860 151 38 7 6000 158 37 9 5710 149 38 2 5810 155 37 4 4 100 60 3460 128
46. bed 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 Regulator Technologies Inc 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 Regulator Technologies Inc product remains solely with the purchaser Emerson Process Management Regulator Technologies Inc 1999 2014 All Rights Reserved aS EMERSON
47. by simply changing to a relief piloting system refer to Bulletin 71 4 EZR An optional inlet strainer prevents large particles from entering the main valve limiting damage to internal parts A Type 252 pilot supply filter optional can be added to keep pipeline debris from entering the pilot For underpressure and or overpressure protection the Type EZR is available with an integral slam shut device The Type EZROSX slam shut device can provide either overpressure or overpressure and underpressure protection by completely shutting off the flow of gas to the downstream system The slam shut has a mechanism box and a manometric device The manometric device is a spring and diaphragm or piston actuator Its movement activates the detection stage of the mechanism box The shutoff is a two stage process the detection stage and the power stage This separation between detection stage and power stage provides maximum precision alleviating many false trips caused by environmental vibrations The slam shut device includes a bypass valve that will allow pressure to be equalized when resetting the device Once the slam shut device has been tripped it must be manually reset Features and Benefits Qro Shutoff The EZR Series uses a diaphragm and metal plug eliminating the disadvantages of boot style regulators When open the metal plug deflects particles and debris away from the diaphragm The result is enhanced resistance to particle erosion which prov
48. divide by the square root of the appropriate specific gravity To find approximate regulating capacities at pressure settings not given in Tables 13 14 and 15 or to find wide open flow capacities for relief sizing at any inlet pressure perform one of the following procedures Then if necessary convert using the factors provided above 12 TYPE PRX 125 MONITOR PILOT NO RESTRICTOR SCREW PRX 120 PILOT OUTLET For critical pressure drops absolute outlet pressure equal to or less than one half of absolute inlet pressure use the following formula Q 1 1 29 For pressure drops lower than critical absolute outlet pressure greater than one half of absolute inlet pressure 3417 GT Ci AP P4 DEG where gas flow rate SCFH P4 absolute inlet pressure psia P4 gauge 14 7 C regulating or wide open gas sizing coefficient from Table 9 or 10 gas specific gravity of the gas absolute temperature of gas at inlet Rankine flow coefficient AP pressure drop across the regulator psi g Then if capacity is desired in normal cubic meters per hour at 0 C and 1 01325 bar multiply SCFH by 0 0268 Bulletin 71 2 EZR BLOCK VALVE BLOCK VALVE INLET OUTLET SS 6 QJ HAND VALVE SUPPLY PRESSURE LINE ALTERNATE CONTROL LINE CONTROL LINE RESTRICTOR 82605 A 161 SERIES PILOT
49. e OPSO or overpressure and underpressure OPSO UPSO protection Main Valve Body Sizes End Connection Styles and Structural Design Ratings 2 See Table 1 Maximum Inlet Pressures and Pressure Drops Main Valve See Table 8 Pilots See Table 3 Restrictor 1500 psig 103 bar Outlet Control Pressure Ranges See Table 2 Main Valve Plug Travel NPS 1 1 1 4 x 1 2x 1 DN 25 32 25 50 x 25 0 37 inch 9 4 mm NPS 2 DN 50 0 68 inch 17 mm NPS 3 DN 80 0 98 inch 25 mm NPS 4 DN 100 1 19 inch 30 mm NPS 6 DN 150 1 5 inch 38 mm NPS 8 DN 200 1 75 inch 44 mm Minimum and Maximum Differential Pressures See Tables 4 and 8 Main Valve Flow Direction Up through the center of the cage and down through the cage slots Proportional Bands See Table 2 Regulating Capacities See Tables 13 14 and 15 Flow Coefficients Main Valve See Tables 9 and 10 Pilots See Table 11 Restrictor See Table 12 IEC Sizing Coefficient See Table 5 Pressure Registration External Temperature Capabilities See Table 7 Approximate Weights See Table 18 Bulletin 71 2 EZR Options Pre piped Pilot Supply and Pilot Bleed Travel Indicator Inlet Strainer Type 252 Pilot Supply Filter Trim Package Restricted Capacity Trim Pilot Diaphragm for Pressure Loading Quick Disconnect Union in Pilot Mounting Construction Materials EZR Series Main Valve Body Cast iron WCC steel or LCC steel Bonnet LF2 Steel Bonnet
50. e in steel only L NPS 1 1 4 x 1 DN 32 x 25 Available in NPT steel only L NPS 2 DN 50 NPS2x1 DN 50 x 25 L NPS 3 DN 80 L NPS 4 DN 100 L NPS 6 x 4 DN 150 x 100 NPS 8x 4 DN 200 x 100 L NPS 6 DN 150 L NPS 8x 6 DN 200 x 150 L NPS 12x 6 DN 300 x 150 L NPS 8 DN 200 Body Material and End Connection Style Select One NPS 8 DN 200 size available only in LCC steel CL150 CL300 or CL600 RF Cast Iron Body NPT Available in NPS 2 or 2 x 1 DN 50 or 50 x 25 only CL125 FF CL250 RF WCC or LCC Steel Body NPT Available in NPS 1 1 1 4 x 1 2x 1 0r2 DN 25 32 x 25 50 x 25 or 50 only CL150 RF CL300 RF CL600 RF SWE Available in NPS 1 2x 1 0r2 DN 25 50 x 25 or 50 only BWE 40 L BWE 80 PN 16 25 40 specify Main Valve Diaphragm Material Select One LI 17E68 Nitrile NBR low temperature Not available on NPS 6 or 8 DN 150 or 200 size L 17E97 Nitrile NBR high pressure erosion resistance 1 17E88 Fluorocarbon FKM high aromatic hydrocarbons Not available on NPS 8 DN 200 size 34 Carefully review each specification then complete the Ordering Guide on pages 34 and 35 If a pilot setpoint is not requested the regulator will be factory set at the approximate midrange Cage Percent of Full Capacity Select One 100 percent standard
51. ecommendations are required DIAPHRAGM DESIGNATION 130 17 Bulletin 71 2 EZR Table 9 Main Valve Regulating Flow Coefficients for EZR Series With or Without Slam Shut Device LINE SIZE EQUALS BODY SIZE PIPING 2 1 LINE SIZE TO BODY SIZE PIPING MAIN VALVE CAGE STYLE BODY SIZE PERCENT OF With Inlet Strainer Without Inlet Strainer With Inlet Strainer Without Inlet Strainer NPS DN CAPACITY Cy C C4 Cy C C4 Cy C C4 Cy C C4 100 494 14 8 33 4 494 15 3 32 4 481 14 4 33 4 478 14 6 32 7 1 25 60 290 10 1 28 7 282 9 8 28 9 286 9 9 29 0 275 9 5 28 9 30 145 5 0 28 8 141 4 9 28 7 144 5 0 28 6 139 4 9 28 5 TAA 1 100 572 17 0 33 7 573 16 5 34 6 547 16 1 34 1 550 15 9 34 7 32 25 60 283 10 5 26 9 291 10 8 26 9 293 10 9 26 7 303 11 3 26 9 30 145 5 5 26 3 149 5 6 26 4 142 5 4 26 1 147 5 6 26 3 2x11 100 650 18 4 35 3 650 18 4 35 3 648 18 2 35 6 645 18 2 35 4 50 x 25 60 294 10 9 27 0 294 10 9 27 0 294 10 9 27 0 294 10 9 27 0 30 145 5 1 28 3 145 5 1 28 2 145 5 1 28 3 145 5 1 28 4 00 1890 50 8 37 2 1970 54 6 36 1 1800 50 4 35 7 1840 53 0 34 7 2 50 60 1040 35 6 29 2 1050 36 3 28 9 1020 35 9 28 4 1020 35 9 28 4 30 570 21 4 26 6 570 21 4 26 6 560 21 5 26 0 560 21 5 26 0 00 3550 91 4 38 8 3720 99 9 37 2 3390 90 6 37 4 3510 97 1 36 1 3 80 60 2000 70 3 28 5 2000 70 3 28 5 1970 67 5 29 2 970 68 3 28 8 30 980 38 0 25 8 980 38 0 25 8
52. ement kit to match this order Wireless Position Monitor Mounting Kit Optional Yes send one mounting kit for mounting the Topworx 4310 or the Fisher 4320 wireless position monitor requires Travel Indicator option 35 Bulletin 71 2 EZR Specification Worksheet Application Please designate units Specific Use Line Size Gas Type and Specific Gravity Gas Temperature Does the Application Require Overpressure Protection Yes No If yes which is preferred Relief Valve Monitor Regulator Shutoff Device Is overpressure protection equipment selection assistance desired Pressure Maximum Inlet Pressure Pimax Minimum Inlet Pressure P1min Downstream Pressure Setting s P2 Maximum Flow Qmax Regulators Quick Order Guide Performance Required Accuracy Requirements Need for Extremely Fast Response did Readily Available for Shipment Allow Additional Time for Shipment Special Order Constructed from Non Stocked Parts Consult your local Sales Office for Availability Other Requirements Availability of the product being ordered is determined by the component with the longest shipping time for the requested construction Industrial Regulators Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75070 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574
53. h the open and closed positions These features enable the EZR Series components to work longer with less wear and tear Full Usable Capacity Fisher branded regulators are laboratory tested 100 percent of the published flow capacity can be used with confidence Thorough Laboratory Testing Emerson Process Management Regulator Technologies Inc state of the art flow laboratory allows thorough testing of all new designs Tests are conducted on Fisher branded regulators for performance features such as flow strength shutoff material compatibility and noise Q In Line Maintenance Top entry design reduces maintenance time Trim parts can be inspected cleaned and replaced without removing the body from the pipeline No special alignment is required when replacing the diaphragm The EZR Series incorporates E body construction making it 8136 easy to change existing E body regulators and control valves with an EZR Series trim kit O ring Design The EZR Series uses elastomer O rings Bulletin 71 2 EZR instead of gaskets reducing maintenance and assembly time Figure 2 EZR Series Features and Benefits continued Bulletin 71 2 EZR In service Travel Indicator The optional travel indicator responds to the precise movement of the diaphragm and plug assembly and shows the actual valve position The travel indicator makes in service inspection and troubleshooting easy Also it can be used for remote alarming and
54. iate pressure must be rated for full inlet pressure Working monitor installations require a Type EZR main valve with a 161AY Series 161EB Series Type PRX 120 or PRX 120 AP working pilot and a Type 161AYM 161EBM PRX 125 or PRX 125 AP monitoring pilot for the upstream regulator and a Type EZR with the appropriate 161AY Series 161EB Series Type PRX 120 or PRX 120 AP pilot for the downstream regulator Overpressure Protection Overpressuring any portion of a regulator or associated equipment may cause personal injury leakage or property damage due to bursting of pressure containing parts or explosion of accumulated gas Provide appropriate pressure relieving or pressure limiting devices to ensure that the limits in the Specifications section are not exceeded Regulator operation within ratings does not prevent the possibility of damage from external sources or from debris in the pipeline Common methods of external overpressure protection include relief valves monitoring regulators shutoff devices and series regulation Type EZROSX regulator rely on the integrated slam shut device for overpressure OPSO or overpressure and underpressure OPSO UPSO protection In the event that outlet pressure rises above or falls below the pressure setting slam shut will completely shutoff the flow of gas to the downstream system Bulletin 71 2 EZR RESTRICTOR TYPE 252 PILOT SUPPLY FILTER ON TYPE 252 PILOT SUPPLY FILTER
55. ide Open Monitoring System Installation Upstream or Downstream Figure 8 Typical Type EZR Monitoring System Installation Schematics 14 eo K VALVE INLET gt SUPPLY PRESSURE LINE MONITOR REGULATOR WORKING PILOT s WORKING Bulletin 71 2 EZR TYPE PRX 120 REGULATOR ie BLOCK VALVE TYPE PRX 120 WORKING PILOT 1 PLUGGED MONITOR PILOT OUTLET tt M LAE MN ND HAND Bos VALVE LO ti A SUPPLY PRESSURE ii Ne LINE tL HAND a iy VALVE L TYPE PRX 125 ALTERNATE CONTROL LINE CONTROL LINE 8E Type PRX Working Monitor System Installation Figure 8 Typical Type EZR Monitoring System Installation Schematics continued Table 7 Diaphragm Temperature Capabilities Erosion Resistance and Chemical Compatibility Gas Temperature for lower temperatures contact your local Sales Office 17E68 NITRILE NBR 20 to 150 F 29 to 66 C 17 970 NITRILE NBR 17E88 FLUOROCARBON FKM 0 to 150 F 18 to 66 C 0 to 260 F 18 to 127 C General Applications Best for cold temperatures Best for high pressure conditions i e transmission service or high pressure industrial service It is also the best for abrasive or erosive service applications
56. ides excellent shutoff over an extended life When closed loading pressure and the main spring push the diaphragm onto the tapered edged seat on the cage Debris Protection The specially engineered flow path along with the metal plug allows flow through the regulator without seat impingement The addition of an optional inlet strainer prevents large particles from entering the regulator eliminating damage to internal parts An optional Type 252 pilot supply filter collects pipeline debris before it reaches the pilot reducing the possibility of pilot clogging Quiet Operation The specially engineered flow path allows flow through the center of the cage and down through the cage slots reduces operational noise making the EZR Series an exceptionally quiet regulator High Accuracy Multiple outlet pressure ranges and narrow proportional bands offered by the 161EB Series 161AY Series and Type PRX 120 pilots provide the EZR Series with tight accurate control For applications requiring tighter control using a Type 161AYM 161EBM or PRX 120 pilot will increase the accuracy of the regulator ong Life The robust design of the EZR Series with its metal plug and specially engineered flow path allows flow through the regulator without seat impingement The diaphragm design eliminates the possibility of taking a set a common problem with boot style regulators To prevent damage the diaphragm is fully supported in bot
57. nclude outlet pressure drop plus hysteresis friction but do not include lockup 2 Proportional band was determined with a pressure drop ranging from 50 to 150 psig 3 5 to 10 bar Approximately double the proportional band if the pressure drop is less than 50 psig 3 5 bar 3 With Type 112 restrictor set on 2 With Type PRX restrictor turn the restrictor screw one turn counterclockwise from fully seated 4 Should only be used as the intermediate reduction pilot on the Type EZR worker monitor systems Table 3 Pilot Pressure Ratings Bulletin 71 2 EZR OUTLET PRESSURE OR MAXIMUM OUTLET MAXIMUM BLEED MAXIMUM SENSE MAXIMUM INLET PRESSURE MAXIMUM EMERGENCY PRESSURE EXHAUST PRESSURE CONTROL PRESSURE TYPE SENSE PRESSURE FOR MONITOR PILOTS FOR MONITOR PILOTS psig bar psig bar psig bar psig bar psig bar 161AY 150 10 150 10 150 10 161 1500 103 1200 83 750 52 161 150 10 150 10 150 10 150 10 161 1500 103 1200 83 1500 103 750 52 PRX Series 1480 102 1480 102 1480 102 1480 102 1480 102 1 Maximum pressure to prevent the casings from bursting during abnormal operation leaking to atmosphere and internal parts damage might occur Table 4 Valve Minimum Differential Pressures 1 MAIN
58. ng regulators as the monitor pilot or as the working pilot in wide open monitor systems or as the working pilot for monitoring and working regulators in the working monitoring systems Type PRX 125 Monitor Pilot Only ldentical to the Type PRX 120 except the restriction screw is removed The Type PRX 125 can only be used as the monitor override pilot on working monitor applications Always order with Type PRX 120 in working monitor applications Type PRX 125 AP Monitor Pilot Only ldentical to the Type PRX 120 AP except the restriction screw is removed The Type PRX 125 AP can only be used as the monitor override pilot on working monitor applications Always order with Type PRX 120 AP in working monitor applications Pilot Selection Considerations When selecting pilots to use with the EZR Series Use the 161 Series pilots for applications where normal flow is typically 5 and greater of maximum rated flow The accuracy and control of the 161 Series pilots can be increased using the series monitor pilots M When the potential for low flow lt 5 of maximum rated flow for extended periods exists due to the regulator being oversized or operational constraints the Type PRX pilot is recommended Additional details on how to set up the pilots for various flow rates is provided in the Type EZR Instruction Manual If you have questions on which pilot to use for your application contact your local Sales Office Optional
59. ote venting is required except on the pilot spring case This regulator can also be installed in a pit that is subject to flooding by venting the pilot spring case above the maximum possible flood level so the pilot setting can be referenced at atmospheric pressure uem PLUG ASSEMBLY Bulletin 71 2 EZR DAMPER MAIN SPRING DIAPHRAGM AND 3B TYPE EZR WITH PRX SERIES PILOT AND TYPE 252 FILTER SCHEMATIC Monitoring Systems Monitoring regulation is overpressure protection by containment therefore there is no relief valve to vent to the atmosphere When the working regulator fails to control the pressure a monitor regulator installed in series which has been sensing the downstream and control pressure goes into operation to maintain the downstream pressure at a slightly higher than normal pressure During an overpressure situation monitoring keeps the customer on line Also testing is relatively easy and safe To perform a periodic test on a monitoring regulator increase the outlet set pressure of the working regulator and watch the outlet pressure to determine if the monitoring regulator takes over at the appropriate outlet pressure Wide Open Monitoring Systems Figures 5 and 8A There are two types of wide open monitoring systems upstream and downstream The difference between upstream and downstream monitoring is that the functions of the regulators are reversed Systems can be changed from upstream
60. s caused by environmental vibrations The slam shut device includes a bypass valve that will allow pressure to be equalized when resetting the device Once the slam shut device has been tripped it must be manually reset For more information about the Type EZROSX contact your local Sales Office 15 Bulletin 71 2 EZR QUU gt VALVE PLUG 5 VALVE EQUALIZER PLUG DISK BYPASS MECHANISM BOX 9 7 Q 9 MANOMETRIC DEVICE MANOMETRIC DEVICE STEM B2692 NLET PRESSURE EE OUTLET PRESSURE LOADING PRESSURE Figure 9 Type EZROSX with Slam shut Device Operational Schematic 16 Bulletin 71 2 EZR Table 8 Main Valve Maximum Pressure Ratings Diaphragm Selection Information and Main Spring Selection 1 MAXIMUM MAXIMUM OPERATING OPERATING BODY SIZES DIAPHRAGM INLET AND INLET DIFFERENTIAL MATERIAL PRESSURE PRESSURE DIFFERENTIAL MAIN SPRING COLOR PRESSURE NPS DN psig bar psid psid bard 17E68 Nitrile NBR 100 6 9 100 6 9 100 6 9 Light Blue Low temperature 460 32 400 28 460 32 Black 17E97 Nitrile NBR High pressure 500 34 500 34 1050 72 Black 1 and 1 1 4 1 25 and 32x 25 and or erosion resistance 1050 72 800 55 1050 72 Black with White Stripe 2 17 88 Fluorocarbon 100 6 9
61. system the upstream regulator requires two pilots and it is always the monitoring regulator The additional pilot permits the monitoring regulator to act as series regulator to control an intermediate pressure during normal operation In this way both units are always operating and can be easily checked for proper operation In normal operation the working regulator controls the outlet pressure of the system The monitoring regulator s working pilot controls the intermediate pressure and the monitoring pilot senses the system s outlet pressure If the working regulator fails the monitoring pilot will sense the increase in outlet pressure and take control For PRX Series pilots Figure 6 the working pilot is Type PRX 120 or PRX 120AP the monitor pilot is Type PRX 125 or PRX 125AP 10 Table 6 Diaphragm Imprint Codes THICKNESS MATERIAL DIAPHRAGM MATERIALS Imprint Ink Code Imprint Ink Code 2 17 68 17E68 Nitrile NBR low temperature 17E88 Fluorocarbon FKM 4 17E88 high aromatic hydrocarbon 2 130 content resistance 17E97 Nitrile NBR 5 17E97 high pressure and or erosion resistance Note The working regulator must be rated for the maximum allowable operating pressure of the system because this will be its inlet pressure if the monitoring regulator fails Also the outlet pressure rating of the monitoring pilot and any other components that are exposed to the intermed
62. th Slam Shut Device for Overpressure and Underpressure Shutoff Using One Manometric Device This Application Might Require Two Manometric Devices As Shown In Figure 13F CONTROL LINE RESTRICTOR AG RESTRICTOR MONITOR PILOT WORKING PILOT PILOT SUPPLY FILTER viv 0 VG PILOT PILOT SUPPLY FILTER 5 I T BLOCK VALVE EXHAUST PIPING EY hm Var N SLAM SHUT DEVICE Ne rom o 29 2685 St A CONTROL LINE VALVE 13F Working Monitoring System with Slam Shut Device for Overpressure and Underpressure Shutoff Using Two Manometric Devices This Application Might Only Require One Manometric Device As Shown In Figure 13E Figure 13 Type EZROSX with Integral Slam Shut Device Installation Schematics continued 27 Bulletin 71 2 EZR TYPE 112 1 4 NPT UPSTREAM SUPPLY CONNECTION ER ENDE i 0 O B 4 19 106 161AY SERIES 3 4 DOWNSTREAM CONTROL CONNECTION gt OPTIONAL TRAVEL I
63. to downstream monitoring and vice versa by simply reversing the setpoints of the two regulators The decision to use either an upstream or downstream monitoring system is largely a matter of personal preference or company policy Bulletin 71 2 EZR ELASTOMER FABRIC MATERIAL CODE THICKNESS YEAR OF MANUFACTURE RADIAL LOCATION TO LOCATE IMPRINT CODE LOCATE INK CODE BETWEEN RADII DOME IDENTIFICATION THICKNESS INK CODE USE ONE LOCATION ONLY MANUFACTURER CODE MATERIAL INK CODE Figure 4 Diaphragm Markings In normal operation of a wide open configuration the working regulator controls the system s outlet pressure With a higher outlet pressure setting the monitor regulator senses a pressure lower than its setpoint and tries to increase outlet pressure by going wide open If the working regulator fails the monitoring regulator assumes control and holds the outlet pressure at its outlet pressure setting In a wide open monitoring system use a Type EZR with a Type 161AYM 161EBM PRX 120 or PRX 120 AP pilot as the upstream regulator and a Type EZR with the appropriate 161AY 161EB PRX 120 or PRX 120 AP Series pilot as the downstream regulator In this configuration the lock up pressure of the system is the lockup pressure of the working regulator not the higher outlet pressure setting of the monitor regulator Working Monitoring Regulators Figures 6 and 8B In a working monitoring
64. tween set pressures falls within 24 BM1 a TYPE BMS1 E0564 MECHANISM BOX TYPE BM1 WITH 1 MANOMETRIC SENSING DEVICE TYPE BMS1 Figure 10 Types of Installation Mounting on Horizontal Pipeline Only FIRST STAGE RESET MECHANISM BOX N PIN WHITE SECOND STAGE RESET SHAFT Figure 11 Slam Shut Device in Open Position LEFT SIDE E0565 SETPOINT ADJUSTMENT RING Bulletin 71 2 EZR MECHANISM BOX TYPE BM2 WITH 2 MANOMETRIC SENSING DEVICES TYPES BMS1 AND BMS2 Table 18 Approximate Weights Including 161EB Series 161AY Series PRX Series Pilot and Restrictor 1 2 TYPE BMS1 RIGHT SIDE TRAVEL STOP Figure 12 Slam Shut Device in Closed Position CAST IRON MAIN VALVE BODY WCC OR LCC STEEL MAIN VALVE BODY WITH INTEGRAL SLAM SHUT BODY SIZES POUNDS kg POUNDS kg POUNDS kg NPS DN NET SWE NPT CL125FF CL250 RF CLiSORF CL300RF CL600RF CL150RF CL300RF CL600RF shoe sdis 22110 24111 28113 32115 44120 46 21 49122 5 ana A 2 52124 50123 59 27 51 23 54 24 58 26 65 29 86 39 90 41 95 43 3 80 89 40 106 48 103 47 107 49 110 50 123 56 138 63 141164 1541 70 41100 140164 155 70 139 63 145 1 66 159 72 192 87 177 80 191 87 2241102 6x41 150 x 100 270 122 280 127 292 132 394 179 8 x 4 200 x 100 i 390 177 461 209 515 234 600 272 Hd 61 150 D
65. utlet pressures above 435 psig 30 bar use Type PRX AP pilot rather than Type PRX Note Blank areas indicate where minimum main valve differential pressure is not met 23 Bulletin 71 2 EZR Table 16 Manometric Device Specifications 1 than this maximum number use second manometric device Type BMS2 for underpressure protection MAXIMUM MAXIMUM MANOMETRIC DIFFERENCE SPRING SENSING MANOMETRIC SETPOINT BETWEEN SERING RANGE INLET SENSING Ed TOLERANCE OVERPRESSURE NUMBER PRESSURE DEVICE TYPE AND UNDERPRESSURE psig bar bar psig bar 2 10 to 35 mbar 71423270012 0 004 0 145 0 01 14 1 inches w c 9 97 to 25 to 83 mbar Orange 11423310012 0 005 0 363 0 03 33 2 inches w c 8inches Red 114234T0012 0 01 0 725 0 05 2 0 psig 0 14 bar 1 0 to 3 5 0 07 to 0 24 Yellow 14235 0012 0 01 0 870 0 06 1 7 to 5 6 0 11 to 0 38 Green T14236T0012 Diaphragm 0 02 2 18 0 15 2 to 11 0 14 to 0 75 Gray T14238T0012 0 05 5 08 0 35 4 to 19 0 25 to 1 3 Brown T14239T0012 0 08 8 70 0 60 7 to 33 0 45 to 2 3 Black T14240T0012 0 17 16 0 1 1 15 to 75 1 0 to 5 1 Blue T14237T0012 0 35 36 3 2 5 31 to 161 2 1 to 11 0 Brown T14239T0012 0 70 79 8 5 5 59 to 235 4 0 to 16 0 Black T14240T0012 1 6 145 10 0 235 to 323 16 0 to 22 0 Brown T14239T0012 4470 27 3 0 323 to 588 22 0 to 40 0 Black 14240
66. wnstream Pressure RESTRICTOR PILOT SUPPLY FILTER E yoo CONTROL LINE BLOCK VALVE TS F BLOCK ru L i Ne HAND VALVE SLAM SHUT DEVICE HAND VALVE HAND VALVE CONTROL LINE 13C Overpressure and Underpressure Shutoff Using Separate Manometric Devices 4 B2683 CONTROL LINES Figure 13 Type EZROSX with Integral Slam Shut Device Installation Schematics 26 Bulletin 71 2 EZR RESTRICTOR PILOT PILOT SUPPLY FILTER T s CONTROL LINE NS H rs BLOCK VALVE UPSTREAM BLOCK VALVE HE NS HAND VALVE HAND VALVE SLAM SHUT po Th vene EXTERNAL TRIP T E CONTROL LINE PRESSURE 13D External Signal CONTROL LINE RESTRICTOR RESTRICTOR NG PILOT PILOT SUPPLY FILTER PILOT SUPPLY FILTER i P PILOT HAND VALVE B 2 BLOCK 222 EXHAUST PIPING TN L mom o po vaier SLAM SHUT DEVICE B2685 uf N CONTROL LINE 13E Wide Open Monitoring System wi

Emerson EZR Series Pressure Reducing Regulator Data Sheet

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