Samson 2422 Mounting And Operating Instructions
Self-operated pressure regulators
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- Mounting and operating instructions (25 pages) ,
- Mounting and operating instructions (20 pages)
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Summary of Contents for Samson 2422
- Page 1 Self-operated Pressure Regulators Type 2422/2424 Pressure Reducing Valve Type 2422/2424 Pressure Reducing Valve Mounting and Operating Instructions EB 2547 EN Edition March 2014...
- Page 2 Definition of the signal words used in these mounting and operating instructions DANGER! NOTICE indicates a hazardous situation which, indicates a property damage message if not avoided, will result in death or or malfunction. serious injury. Note: WARNING! Additional information indicates a hazardous situation which, if not avoided, could result in death or Tip:...
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Page 3: Table Of Contents
Contents Contents Page General safety instructions ................4 Process medium and scope of application ............5 Transportation and storage ................5 Design and principle of operation ..............5 Installation ....................8 Assembly ......................8 Mounting position ..................9 Notes on installation ..................9 Control line, condensation chamber and needle valve ........10 Strainer .......................11 Shut-off valve ....................11 Pressure gauges ...................11... -
Page 4: General Safety Instructions
General safety instructions General safety instructions − The regulator must be mounted, started up or serviced by fully trained and qualified personnel only; the accepted industry codes and practices are to be observed. Make sure employees or third persons are not exposed to any danger. -
Page 5: Process Medium And Scope Of Application
Process medium and scope of application Process medium and scope of application Pressure regulator for liquids, gases and vapors up to 350 °C For controlling the downstream pressure p to the adjusted set point. The valve closes when the downstream pressure rises. The downstream pressure is transmitted to the actuator over a con- trol line that must be installed on site. -
Page 6: Design And Principle Of Operation
The control of steam and liquids above an adjusted set point. The valve closes when 150 °C is only possible with a Type 2422 the downstream pressure rises. Valve balanced by a bellows. In this case,... - Page 7 6.1 Vent screw (bellows housing) Nuts and bolts Filler plug 6.2 Vent screw (connection to Upstream pressure Diaphragm plate actuator) Downstream pressure Coupling nut Fig. 1: Functional diagram of Type 2422/2424 balanced by a bellows EB 2547 EN...
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Page 8: Installation
Actuator Balancing diaphragm Upstream pressure Downstream pressure Fig. 2: Functional diagram of Type 2422/2424 balanced by a diaphragm Installation Î Place the actuator on the bellows hous- ing and carefully screw it in as far as it See Fig. 1 and Fig. 2. -
Page 9: Mounting Position
− Protect the regulator from icing up when cially in applications with gases, air or steam. controlling media that can freeze. If nec- Contact SAMSON to obtain the TV-SK 17041 essary, depressurize and drain the reg- documentation which contains more details on ulator and remove it from the pipeline installation requirements. -
Page 10: Control Line, Condensation Chamber And Needle Valve
Installation 4.4 Control line, condensation Mounting position chamber and needle valve Valve balanced by a bellows/diaphragm − Actuator facing downward Control line · A control line must be provid- ed at the site of installation, e.g. a “ pipe for steam or an Ø8 x 1 or Ø6 x 1 mm copper pipe for air/water. -
Page 11: Strainer
SAMSON (for set of time (see Fig. 3). points ≥ 0.8 bar). Condensation chamber · A condensation 4.7 Pressure gauges... -
Page 12: Operation
The drain from the plant. Install steam trap (e.g. set point range can only be changed by ex- SAMSON Type 13 E) or air vent for steam- changing the entire actuator assembly. There- operated systems (e.g. SAMSON Type 3) at a fore, we recommend contacting us if you want suitable location. -
Page 13: Maintenance And Troubleshooting
SAMSON's customer service (see section 8). 5. Undo nuts and bolts (15). Lift the top cov- If the diaphragm is damaged, proceed as de- er plate off the actuator stem. -
Page 14: Nameplate
Nameplate Nameplate Nameplates are attached to the valve and the actuator. Valve nameplate DIN version Valve type Model number with index Configuration ID (Var.-ID) Order number or date coefficient DIN version Spring force/set point range Nominal size Nominal pressure Perm. differential pressure Perm. -
Page 15: Customer Service
The addresses of SAMSON AG, its subsidiaries, representatives and service facilities world- wide can be found on the SAMSON website, in all SAMSON product catalogs or on the back of these Mounting and Operating Instructions. Please send your inquiries to: service@samson.de To assist diagnosis, specify the following details (see section 7): −... -
Page 16: Dimensions
PN 16, approx. 0.05 to 1.0 135 kg 116 kg 286 kg 296 kg 0.5 to 1.5/1 to 2.5 125 kg 110 kg 280 kg 290 kg +10 % for cast steel, spheroidal graphite iron and forged steel Fig. 5: Dimensions ∙ Type 2422/2424 ∙ Balanced by a bellows EB 2547 EN... - Page 17 720 mm 745 mm 960 mm 960 mm Height H2 145 mm 175 mm 260 mm 260 mm Weight (actuator with valve), approx. 0.05 to 1 bar 80 kg 93 kg 238 kg 248 kg 0.5 to 2.5 bar 75 kg 87 kg 232 kg 242 kg Fig. 6: Dimensions · Type 2422/2424 ∙ Balanced by a diaphragm EB 2547 EN...
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Page 18: Technical Data
Technical data 10 Technical data Type 2422 Valve Nominal pressure PN 16, 25 or 40 Nominal size DN 125 DN 150 DN 200 DN 250 Valve balanced Metal seal: max. 350 °C · PTFE soft seal: max. 220 °C · EPDM or by a bellows FPM soft seal: max. 150 °C · NBR soft sealing: max. 80 °C Max. - Page 20 SAMSON AG · MESS- UND REGELTECHNIK Weismüllerstraße 3 · 60314 Frankfurt am Main, Germany Phone: +49 69 4009-0 · Fax: +49 69 4009-1507 EB 2547 EN Internet: http://www.samson.de...
- Page 21 Conversion from chromate coating to iridescent passivation We at SAMSON are converting the surface treatment of passivated steel parts in our production. As a result, you may receive a device assembled from parts that have be- en subjected to different surface treatment methods. This means that the surfaces of so- me parts show different reflections.
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