Emerson 99 Instruction Manual Download

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Type 99

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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.

Industrial Regulators

Regulator Division

Emerson Process Management

USA - Headquarters

McKinney, Texas 75070 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

natural gas Technologies

Regulator Division

Emerson Process Management

USA - Headquarters

McKinney, Texas 75070

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

Regulator Division

Emerson Process Management

USA - Headquarters

Elk River, Minnesota 55330 USA

Tel: 1-763-241-3238

Europe

Selmsdorf, Germany 23923

Tel: +49 (0) 38823 31 0

For further information visit www.emersonprocess.com/regulators

Type 61HP (Extra High Pressure) Pilot

(Figure 12) (continued)

Key Description

Part number

45 Adjusting Screw, Plated carbon steel

Standard

1C216032992

47 Cap Screw, Plated steel (8 required)

1B787724052

49 Relief Valve Spring, 316 Stainless steel

1C374037022

50 Relief Valve Plug, 316 Stainless steel

1K377535162

52 Bleed Orifice

Brass

1B329014012

53 Loading Tubing

For use with all standard regulators

Copper

1D7702000A2

317 Stainless steel

0500213809W

For use with 1000 psig (69,0 bar) maximum

inlet regulator, Steel

1K5466X0042

55 Pipe Nipple, Plated steel (2 required)

1C488226232

60 Pipe plug, Steel (not shown)

1A649528982

68 Spring Seat, Plated steel

10A3963X012

72 Type Y602-12 Vent Assembly (for use only

with tapped spring case 20A4735X012),

Zinc with 18-8 Stainless steel screen

27A5516X012

82 Locknut, Plated steel

1A352224122

116 Yoke Cap, 416 Stainless steel

13A9836X012

117* Inlet Valve Plug

304 Stainless steel/Nitrile (NBR)

1D5604000B2

304 Stainless steel/Fluorocarbon (FKM)

1N3798000C2

Key Description

Part number

118 Relief Valve Cap

Brass

1D904914012

303 Stainless steel

1D904935072

119 Relief Valve Body

Brass

1D904814012

316 Stainless steel

1D904835072

120 Spring Seat

Brass

1K377718992

316 Stainless steel

1K377735072

121 Spring Seat Washer

Brass

1B495118992

316 Stainless steel

1K377835072

122 Pipe Bushing, Carbon-plated steel

1C379026232

123 Cap Screw, Plated steel (6 required)

1P327028982

124 Valve Spring, 316 Stainless steel

1B797937022

125 Flange Adaptor, Steel

23A9846X012

126* Gasket, Composition

0U0365X0032

128 Diaphragm Nut, Plated steel

1A346524122

129* Valve Spring Seat, Aluminum

1L251135072

130 Machine Screw, 303 Stainless

steel (4 required)

1A866935032

131 Pipe plug, Steel (not shown)

1A369224492

150 Diaphragm Insert (2 required)

Nitrile (NBR)

13A9842X012

Fluorocarbon (FKM)

13A9842X022

152 Drive Screw, 18-8 Stainless

steel (2 required)

1A368228982

153 Seal Washer, Nitrile (NBR)/Plated

steel (6 required)

13A9849X012

*Recommended Spare Parts

Summary of Contents for 99

Page 1: ... H110 pop relief valve The pilot supply regulator reduces inlet pressure to a usable 200 psig 13 8 bar for the extra high pressure pilot This regulator comes standard with O ring seals on the guide bushing and valve carrier key 26 Figure 7 to keep main valve body outlet pressure from interfering with outlet pressure in the lower casing assembly key 29 Figure 9 Specifications Warning Since a pilot ...

Page 2: ...ber Color Code Wire Diameter Inches cm Free Length Inches cm 61L 400 27 6 2 to 4 inches w c 3 to 12 inches w c 0 25 to 2 psig 1 to 5 psig 2 to 10 psig 5 to 15 psig 10 to 20 psig 5 to 10 mbar 7 to 30 mbar 0 02 to 0 14 bar 0 07 to 0 34 bar 0 14 to 0 69 bar 0 34 to 1 03 bar 0 69 to 1 38 bar 1B558527052 1C680627222 1B886327022 1J857827022 1B886427022 1J857927142 1B886527022 Orange Unpainted Red Yellow...

Page 3: ...he main diaphragm E through the downstream control line Figure 2 Schematic of Type 99 Regulator with Type 61L Low Pressure Pilot In operation assume the outlet pressure is less than the setting of pilot control spring A The top side of pilot diaphragm assembly F will have a lower pressure than the setting of spring A Spring A forces the diaphragm head assembly upward opening the relay or inlet ori...

Page 4: ...his diaphragm opposes the force of the pilot control spring A Monitoring Systems Monitoring regulators serve as overpressure protection devices to limit system pressure in the event of open failure of a working regulator feeding the system Two methods of using Type 99 regulators in monitoring systems are as follows Working Monitor On a working monitor installation Figure 4 the control line of the ...

Page 5: ...must have an O ring seal on the valve carrier assembly This seals off the leak path that otherwise would let line pressure ahead of the working regulator inlet try to close the wide open monitoring regulator Figure 4 Working Monitor Installation Figure 5 Typical Wide Open Monitor Installations Flexible arrangement that permits wide open monitor to be either upstream or downstream Flexible arrangem...

Page 6: ...r should be inspected for damage periodically and after any overpressure condition Warning The 1000 psig 69 0 bar maximum inlet regulator must not be used on hazardous gas service unless the Type H110 relief valve can be vented into a safe area If vented gas can accumulate and become a hazard in enclosed conditions such as in a pit underground or indoors the relief valve must be repiped to carry t...

Page 7: ...g key 24 Figure 9 or 11 However as long as the 1 4 inch NPT tapping in the main valve body is plugged this tubing may be disconnected from both the main valve and filter assembly key 75 Figure 9 in order to install a pilot supply line from a desired remote location into the filter If the maximum pilot inlet pressure will be exceeded by main valve pressure install a separate reducing regulator if n...

Page 8: ...e 3 Slowly open the downstream block valve 4 Slowly close the bypass valve if any 5 Check all connections for leaks The only adjustment on the regulator is the reduced pressure setting affected by the pilot control spring key 43 Figure 9 or 11 Remove the closing cap assembly key 46 Figure 9 and turn the adjusting screw key 45 Figure 9 or 11 Turning the adjusting screw clockwise into the spring cas...

Page 9: ...9 away from the valve body key 17 Figure 9 with a disk or O ring seat the valve carrier must be pulled out of the lower casing to gain access to the O ring Another O ring held captive by the pressed in bushing is part of the lower casing assembly on a stem seal unit and normally does not require replacement 8 If clogging is suspected in the upstream regulator passages disconnect the pilot supply t...

Page 10: ...d in the body Note Before putting the relay spring case over the diaphragm make certain the yoke is square with respect to the prong in the relay body The yoke can bind on the prong if it is not square 7 Use care in reassembly to be sure the edges of the diaphragms slip properly into the recess on the lower casing and relay valve body With the pilot in place check to see if it can be rocked If it ...

Page 11: ...anging from a low to high pressure pilot or vice versa everything below the lower pilot diaphragm key 40 Figure 9 except the cap screws and the hex nut keys 47 and 13 Figure 9 will need to be replaced Actuator and main valve parts may remain unchanged unless a change in service conditions requires a change in seat construction main spring or main spring seat See the Parts List sections for obtaini...

Page 12: ...orifice R99HPX00012 1 1 8 inch 28 6 mm orifice R99HPX00022 Travel Indicator Assembly Figure 6 Key Description Part Number Complete Assembly includes individual parts listed below 20A7146X0C2 1 Spring Case Cast iron 2L296219012 101 Indicator Stem Adaptor Aluminum 1R395909012 102 Indicator Cap Aluminum 1L290809012 103 Indicator Stem Aluminum 1L296509022 104 Disk Nut Plastic 1F730506992 105 Machine S...

Page 13: ... 1C2546X0012 2 inch DN 50 CL125 FF flanged Cast iron 2D986519012 2 inch DN 50 CL250 RF flanged Cast iron 2D986619012 Key Description Part Number 17 Valve Body continued 2 inch DN 50 CL150 RF flanged Steel 2E275622012 2 inch DN 50 CL300 RF flanged Steel 2E275722012 18 Holder for Type 99 regulator Disk seat Brass 1B884314012 316 Stainless steel 1B884335072 O ring Seat 7 8 inch 22 2 mm orifice Brass ...

Page 14: ...omplete Regulator showing Type 61L pilot and disk seat 1 4 inch 6 35 mm vent shown 90 counterclockwise from normal pts pts lub AS pts pts control line tap other tap 180 opposite pts AS pts AS AS AS Apply ANti seize compound pts Apply pipe thread sealant LUB Apply Lubricant o ring set detail DJ6642 DJ6642_B ...

Page 15: ...Type 99 15 Figure 9 Type 99 Regulator with Type 61L Low or 61H High Pressure Pilot continued Pilot Relay and cover Assembly High Pressure Pilot Parts C0289 1C 30A6800 ...

Page 16: ...d 1B8850X0012 Cotter Pin for Stainless steel trim 316 Stainless steel 2 required 1A866537022 Key Description Part Number 29 Lower Casing Cast iron Standard 4B983719012 For use with optional protector spring washer and machine screw keys 61 62 and 63 2N379419012 Lower Casing Assembly for use with O ring stem seal Cast iron with SST guide bushing Complete with Nitrile NBR O ring 2R7230000A2 Complete...

Page 17: ... Key Description Part Number 13 Hex Nut Plated steel 13 required 1A340324122 23 Elbow 2 required Brass 15A6002X292 316 Stainless steel 15A6002X612 24 Pilot Supply Tubing disk or O ring main valve seat Copper 1D8793000A2 Copper for oxygen service 0500201701W 316 Stainless steel 0500213809W 30 Upper Relay Diaphragm Nitrile NBR 1B885202052 Fluorocarbon FKM 1N162802332 31 Upper Relay Diaphragm Plate P...

Page 18: ...carbon FKM 1B8868X0012 303 Stainless steel Fluorocarbon FKM 1B8868X0022 49 Bleed Valve Spring Stainless steel For use with low pressure pilot with relay orifice 1D373735032 or bleed valve 1H951635132 1E643637022 For use with all low and high pressure pilots Inlet pressure up to 250 psig 17 2 bar 1C911537022 Inlet pressure over 250 psig 17 2 bar 1N859137022 50 Bleed Valve Stainless steel For use wi...

Page 19: ...mber 34 Connector 3 required For use with all standard regulators Brass 1D692214012 316 Stainless steel 15A6002X602 For use with 1000 psig 69 0 bar maximum inlet regulator Steel 15A6002XW22 35 Cap Screw Plated steel 6 required 1A930424052 36 Elbow Plated steel 1B860828992 37 Yoke Cap 416 Stainless steel 13A9837X012 38 Inlet Orifice 303 Stainless steel 1D318135032 39 Pilot Body Cast iron 33A9845X01...

Page 20: ...regulators Type 61HP Extra High Pressure Pilot Figure 12 continued Key Description Part Number 45 Adjusting Screw Plated carbon steel Standard 1C216032992 47 Cap Screw Plated steel 8 required 1B787724052 49 Relief Valve Spring 316 Stainless steel 1C374037022 50 Relief Valve Plug 316 Stainless steel 1K377535162 52 Bleed Orifice Brass 1B329014012 53 Loading Tubing For use with all standard regulator...

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