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Type SR5 Sanitary Pressure Regulator

Figure 1.

 Type SR5

!

WARNING

Failure to follow these instructions or to 

properly install and maintain this equipment 

could result in an explosion, fire and/or 

chemical contamination causing property 

damage and personal injury or death.
Fisher™ sanitary regulators must be 

installed, operated and maintained 

in accordance with federal, state and 

local codes, rules and regulations and 

Emerson Process Management Regulator 

Technologies, Inc. instructions.
If the regulator vents gas or a leak develops in 

the system, service to the unit may be required. 

Failure to correct trouble could result in a 

hazardous condition.
Installation, operation and maintenance 

procedures performed by unqualified 

personnel may result in improper adjustment 

and unsafe operation. Either condition may 

W8966

result in equipment damage or personal 

injury. Use qualified personnel when 

installing, operating and maintaining the 

Type SR5 Sanitary Pressure Regulator.

Introduction

The Type SR5 self-contained pressure regulators are 

suitable for pressure control of steam, liquid or gaseous 

service. Typical setpoint ranges from 2 to 135 psig / 0.14 

to 9.3 bar (ranges vary depending on body size). These 

regulators are designed to meet sanitary application and 

material requirements. 

Scope of the Manual

This manual provides installation, startup, maintenance 

and parts ordering information for the Type SR5 Sanitary 

Pressure Regulator.

Instruction Manual

D103099X012

Type SR5

January 2020

Summary of Contents for Fisher SR5

Page 1: ...tion Installation operation and maintenance procedures performed by unqualified personnel may result in improper adjustment and unsafe operation Either condition may W8966 result in equipment damage or personal injury Use qualified personnel when installing operating and maintaining the Type SR5 Sanitary Pressure Regulator Introduction The Type SR5 self contained pressure regulators are suitable f...

Page 2: ...nd Functional Test Certificates USP Class VI approved elastomers plastics 2 1 The pressure temperature limits in this Instructional Manual and any applicable standard or code limitation should not be exceeded 2 Contact your local Sales Office for details on available constructions 3 Maximum pressure to prevent damage to internal parts and leakage to atmosphere 4 End connection clamps and gaskets t...

Page 3: ...2 1 1 1 2 x 1 25 40 x 25 2 to 8 0 14 to 0 55 1 Blue 0 225 5 72 3 25 82 6 GE02763X012 5 to 25 0 34 to 1 7 Silver 0 282 7 16 3 25 82 6 GE02764X012 10 to 50 0 69 to 3 4 Green 0 331 8 41 3 25 82 6 GE02765X012 25 to 90 1 7 to 6 2 Red 0 362 9 19 3 25 82 6 GE02766X012 35 to 135 2 4 to 9 3 Red Yellow 0 362 0 250 9 19 6 35 3 25 3 25 82 6 82 6 GE02766X012 GE06090X012 1 1 2 full port 40 full port 5 to 25 0 3...

Page 4: ...g bar psid bar d 1 2 3 4 1 and 1 1 2 x 1 15 20 25 and 40 x 25 2 to 8 0 14 to 0 55 Blue 50 3 4 5 to 25 0 34 to 1 7 Silver 75 5 2 10 to 50 0 69 to 3 4 Green 100 6 9 25 to 90 1 7 to 6 2 Red 125 8 6 35 to 135 2 4 to 9 3 Red Yellow 125 8 6 1 1 2 full port 40 full port 5 to 25 0 34 to 1 7 Silver 75 5 2 10 to 50 0 69 to 3 4 Green 100 6 9 25 to 75 1 7 to 5 2 Red 125 8 6 35 to 100 2 4 to 6 9 Green Yellow 1...

Page 5: ...her adjustment part maintenance or regulator replacement to meet system requirements This section includes instructions for disassembly and replacement of parts All key numbers refer to Figure 4 or 5 1 If damage to the diaphragm or seating surface is suspected or to inspect other internal parts loosen the locknut key 17 or locking lever key 22 and turn the adjusting screw key 18 counterclockwise t...

Page 6: ... to 40 ft lbs 52 to 54 N m for the 2 and 3 in 50 and 80 mm Note Lubricate the adjusting screw key 18 threads and the sanitary clamp bolt threads key 15 to reduce galling of the stainless steel Factory recommends anti seize lubricant Keep even spacing between clamp halves when tightening clamp nuts This will ensure even loading of the diaphragm If clamp halves touch please contact factory for a rep...

Page 7: ...ody GE06190X012 2 and 3 in 50 and 80 mm bodies GE14006X012 Key Description Part Number 3 Plug O ring 1 2 and 3 4 in 15 and 20 mm bodies Elastomer diaphragms EPDM 1H2919X0022 PTFE Fluorocarbon FKM 1P8453X0042 1 2 and 3 4 in 15 and 20 mm bodies continued Stainless Steel diaphragms PTFE GE10788X012 EPDM 14B1935X032 1 and 1 1 2 in 25 and 40 mm bodies Elastomer diaphragms EPDM 1D2888X0042 PTFE Fluoroca...

Page 8: ...ies Stainless Steel 1E5433X0032 Plastic 20B3082X012 2 and 3 in 50 and 80 mm bodies GE14028X012 20 Arrow Flow 21 Nameplate 22 Locking Lever 1 2 and 3 4 in 15 and 20 mm bodies GE08989X012 1 and 1 1 2 in 25 and 40 mm bodies GE08988X012 2 and 3 in 50 and 80 mm bodies GE14026X012 Key Description Part Number 23 Flat Washer 1 2 and 3 4 in 15 and 20 mm bodies 1C3329X0022 1 and 1 1 2 in 25 and 40 mm bodies...

Page 9: ...I SEIZE LUBRICANT S1 THREADLOCKER MEDIUM HIGH STRENGTH SEALANT S2 HIGH TEMPERATURE AND MEDIUM STRENGTH THREADLOCKER SEALANT 1 Lubricant and sealant must be selected such that they meet the temperature requirements VIEW A ROTATED 180 T HANDLE OPTION STANDARD REGULATOR WITH ELASTOMERIC DIAPHRAGM 11 19 18 17 16 24 23 8 9 7 3 2 1 5 15 12 14 31 30 B 13 15 14 9 6 6 1 7 26 28 27 18 22 21 20 29 29 8 9 4 3...

Page 10: ...r Assembly with Pressure Loaded Spring Case 1 2 through 1 1 2 In 15 through 40 mm Sizes APPLY LUBRICANT L SEALANT S 1 L ANTI SEIZE LUBRICANT S1 THREADLOCKER MEDIUM HIGH STRENGTH SEALANT S2 HIGH TEMPERATURE AND MEDIUM STRENGTH THREADLOCKER SEALANT 1 Lubricant and sealant must be selected such that they meet the temperature requirements 10 Type SR5 ...

Page 11: ...ry Regulator Assembly 2 and 3 In 50 and 80 mm Sizes 18 22 21 29 20 26 1 28 27 7 4 10 3 3 7 7 6 6 A L L L S2 APPLY LUBRICANT L SEALANT S 1 L ANTI SEIZE LUBRICANT S1 THREADLOCKER MEDIUM HIGH STRENGTH SEALANT S2 HIGH TEMPERATURE AND MEDIUM STRENGTH THREADLOCKER SEALANT 1 Lubricant and sealant must be selected such that they meet the temperature requirements 11 Type SR5 ...

Page 12: ...ffort 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 All sales are governed by our terms and conditions which are available upon request We reserve the right to modify or improve the designs or specifications of such products at any time without noti...

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