Emerson 67C Installation Instructions
Contents
1. are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability We reserve the right to modify or improve the designs or specifications of such products at any time without notice Emerson Process Management does not assume responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any Emerson Process Management product remains solely with the purchaser EMERSON Emerson Process Management Regulator Technologies Inc 2004 2009 All Rights Reserved2. Form 5783 Installation Sheet Types 67CS and 67CSR March 2009 Introduction This Installation Sheet covers the installation startup and adjustment debris in the lines Regulators should be inspected for damage of the Types 67CS and 67CSR instrument supply regulators If periodically and after an overpressure condition maintenance is required refer to the 67C Series Instruction Manual 2 Only personnel qualified through training and experience form 5469 Contact your local Sales Office to receive a copy of the should install operate and maintain a regulator Make sure instruction manual there is no damage to or foreign material in the regulator and all ifi tubing piping is free of debris Speci ications 3 Install the regulator so that flow is from the IN to the OUT Maximum Inlet Pressure connection as marked on the regulator body 400 psi 27 6 bar Maximum Emergency Outlet Pressure 50 psi 3 4 bar over outlet pressure setting ZN WARNING Outlet Pressure Ranges 0 to 20 psig 0 to 1 4 bar 0 to 35 psig 0 to 2 4 bar 0 to 60 psig 0 to 4 1 bar 0 to 125 psig 0 to 8 6 bar 0 to 150 psig 0 to 10 3 bar Temperature Capabilities With Nitrile NBR 40 to 180 F 40 to 82 C With Fluorocarbon FKM 0 to 300 F 18 to 149 C A regulator may vent some gas to the atmosphere In hazardous or flammable gas service vented gas may accumulate and cause personal injury death or property damage due to fire or explosio
3. f the adjacent some other suitable means of properly venting the regulator piping or piping connections To avoid such injury inlet and outlet pressures Install a pressure gauge to monitor or damage provide pressure relieving or pressure instruments on startup limiting devices as required by the appropriate 6 Apply a good grade of pipe compound to the male pipe code regulation or standard to prevent service threads before making connections making sure not to get conditions from exceeding those limits the pipe compound inside the regulator The internal relief valve of the Type 67CSR regulator 7 Install tubing fitting or piping into the NPS 1 4 NPT inlet connection does not provide full overpressure protection The on the body key 1 and into the NPS 1 4 NPT body outlet connection internal relief valve is designed for minor seat leakage 8 The second NPS 1 4 NPT outlet can be used for a gauge or only If maximum inlet pressure to the Type 67CSR exceeds the maximum pressure ratings of the downstream equipment or exceeds the maximum allowable outlet pressure of Type 67CSR additional other use If not used it must be plugged Startup and Adjustment overpressure protection is required Key numbers are referenced in Figure 1 Before installing a Type 67CS or 67CSR regulator be sure the 1 With proper installation completed and downstream equipment installation complies with the following installation guidelines properly adjusted slo
4. n Vent a regulator in hazardous gas service to a remote safe location away from air intakes or any hazardous area The vent line or stack opening must be protected against condensation or clogging With Silicone VMQ Diaphragm 60 to 180 F 51 to 82 C 4 Aclogged spring case vent hole may cause the regulator to With Gauges 20 to 180 F 29 to 82 C function improperly To keep this vent hole from being plugged and to keep the spring case from collecting moisture corrosive Installation chemicals or other foreign material orient the vent to the lowest possible point on the spring case or otherwise protect it N WARNING Inspect the vent hole regularly to make sure it is not plugged Spring case vent hole orientation may be changed by rotating the spring case with respect to the body A 1 4 NPT spring case vent may be remotely vented by installing obstruction free tubing or piping into the vent Protect the remote vent by installing a screened vent cap on the remote end of the vent pipe Personal injury property damage equipment damage or leakage due to escaping gas or bursting of pressure containing parts may result if this regulator is overpressured or is installed where service conditions could exceed the limits 5 For regulator shutdown install upstream block and vent valves given in the Specifications section or where and downstream block and vent valves if required or provide conditions exceed any ratings o
5. ounting Nut 2 13 Valve Retainer 33 Closing Cap Figure 1 Type 67CS or 67CSR Assembly 14 O Ring 39 Bottom Plate 15 Soft Seat 45 Vent Screen Recommended Spare Part 1 Valve cartridge assembly includes keys 10 11 12 13 14 and 15 2 Part not shown Industrial Regulators Natural Gas Technologies TESCOM Emerson Process Management Emerson Process Management Emerson Process Management Regulator Technologies Inc Regulator Technologies Inc Tescom Corporation USA Headquarters USA Headquarters USA Headquarters McKinney Texas 75069 1872 USA McKinney Texas 75069 1872 USA Elk River Minnesota 55330 2445 USA Tel 1 800 558 5853 Tel 1 800 558 5853 Tel 1 763 241 3238 Outside U S 1 972 548 3574 Outside U S 1 972 548 3574 Europe Asia Pacific Asia Pacific Selmsdorf Germany 23923 Shanghai China 201206 Singapore Singapore 128461 Tel 49 0 38823 31 0 Tel 86 21 2892 9000 Tel 65 6777 8211 Europe Europe Bologna Italy 40013 Bologna Italy 40013 Tel 39 051 4190611 Tel 39 051 4190611 Gallardon France 28320 Middle East and Africa Tel 33 0 2 37 33 47 00 Dubai United Arab Emirates Tel 971 4811 8100 For further information visit www emersonprocess com regulators The Emerson logo is a trademark and service mark of Emerson Electric Co All other marks are the property of their prospective owners Fisher is a mark owned by Fisher Controls Inc a business of Emerson Process Management The contents of this publication
6. wly open the upstream and downstream 1 Regulator operation within ratings does not preclude the shutoff valve when used while using pressure gauges to possibility of physical damage from external sources or monitor pressure 1 Silicone VMQ is not compatible with hydrocarbon gas S FISHER EMERSON D103096X012 Types 67CS and 67CSR To avoid personal injury property damage or equipment damage caused by bursting of pressure containing parts or explosion of accumulated gas never adjust the control spring to produce an outlet pressure higher than the upper limit of the outlet pressure range for that particular spring If the desired outlet pressure is not within the range of the control spring install a spring of the proper range 2 If outlet pressure adjustment is necessary monitor outlet pressure 45 with a gauge during the adjustment procedure The regulator is adjusted by loosening the locknut key 19 if used and turning the adjusting screw or handwheel key 18 clockwise to increase or counterclockwise to decrease the outlet pressure setting Tighten the locknut to maintain the adjustment position 16 1 11 Parts List 10 14 Key Description Key Description 1 Body 16 Diaphragm Assembly 4 12 3 Flange Screw 17 Spring 4 O Ring 18 Adjusting Screw Handwheel 39 4 3 7 Spring Case 192 Locknut 10 Valve Cartridge 20 Upper Spring Seat 11 Valve Plug 23 Pipe Plug GE03521 12 Valve Spring 31 Panel M
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