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Samson 3244-1, Mounting And Operating Instructions, Page: 19 / 20

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Samson 3244-1 Mounting And Operating Instructions Download Page 19

EB 8026 EN 

 19 

Customer inquiries

9 

Customer inquiries

Please submit the following details:

 

−

Order number

 

−

Type, position and nominal size of the 
valve

 

−

Pressure and temperature of the process 
medium

 

−

Flow rate in m³/h

 

−

Bench range of the mounted actuator 
(e.g. 0.2 to 1 bar)

 

−

Is a strainer installed?

 

−

Installation drawing

SAMSON

1

6

5

7

V

F

H

2

3

4

1

Type designation

2

Modification index

3

Effective area

4

Fail-safe action:

FA Actuator stem extends

FE Actuator stem retracts

5

Travel

6

Bench range (spring range)

7

Bench range with preloaded springs

SAMSON

Model - No.

Serial - No.
Pneum. Stellantrieb

Pneum. actuator

Servo - monteur pneum.

cm²

Hub

Stroke

Course

mm

bar

bar

bar

Federbereich

Spring range

Plage des ressorts

Stelldruckbereich

Signal pressure range

Plage avec précontrainte

Zuluft max. 6 bar

Air supply 90 psi

Air d' alimentation

Begrenzt auf

Up to

Limité à

Made in France

1

3

Fig. 6: 

Nameplates of actuators

Summary of Contents for 3244-1

Page 1: ...Mounting and Operating Instructions EB 8026 EN Edition July 2014 Type 3244 1 left and Type 3244 7 right Type 3244 1 and Type 3244 7 Pneumatic Control Valves ...

Page 2: ...ituations which if not avoided will result in death or seri ous injury WARNING Hazardous situations which if not avoided could result in death or seri ous injury NOTICE Property damage message or mal function Note Additional information Tip Recommended action ...

Page 3: ...of the valve 9 1 4 Signal pressure line 9 1 5 Strainer bypass 9 1 6 Test connection 10 5 Operation 12 6 Maintenance Replacing parts 12 1 1 Standard valve version 13 1 1 1 Packing 13 1 1 2 Seat and plug 14 1 2 Valve with insulating section or bellows seal 14 1 2 1 Packing 14 1 2 2 Seat and plug 16 1 2 3 Metal bellows 17 1 2 4 Assembly 17 7 Material number 18 8 Description of nameplates 18 9 Custome...

Page 4: ...ng the valve at the ordering stage The manufacturer does not assume any responsibility for damage caused by external forces or any other external factors Any hazards that could be caused in the valve by the process medium the operating pressure the signal pressure or by moving parts are to be prevented by taking appropriate pre cautions Proper shipping and storage are assumed NOTICE For installati...

Page 5: ...ion source even in the rare incident of an operating fault As a result they do not fall within the scope of Directive 94 9 EC For connection to the equipotential bonding system observe the requirements speci fied in section 6 3 of EN 60079 14 2011 VDE 0165 Part 1 Note These Mounting and Operating Instructions are also valid for the Type 3246 Three way Valve Class 150 and 300 in conjunction with th...

Page 6: ...versa depends on the cross sectional ar ea of flow between the seat 2 1 2 2 and plug 3 and as a result on the position of the plug stem 6 The plug 3 is moved by a change in signal pressure acting on the diaphragm of the ac tuator The plug stem 6 and actuator stem 8 1 are connected by the stem connector 7 and sealed by a spring loaded PTFE ring packing 4 2 Fail safe position Depending on how the co...

Page 7: ...ravel indicator scale 2 1 Top seat 6 Plug stem 2 2 Bottom seat 6 1 Stem connector nut 3 Plug 6 2 Lock nut 3 1 Plug section 7 Stem connector 3 2 Screw 8 Actuator 4 1 Spring 8 1 Actuator stem 4 2 Packing 8 2 Nut 5 Valve bonnet Type 3271 Actuator Type 3277 Actuator Plug arrangement for mixing service in DN 15 to 25 also for diverting service Plug arrangement for diverting service DN 32 to 150 Fig 1 S...

Page 8: ...and secure it with the ring nut 8 2 6 Read the bench range or bench range with preloaded springs and the actua tor s fail safe action from the actuator s nameplate e g 0 2 to 1 bar and actua tor stem extends The lower value corresponds to the lower bench range value 0 2 bar to be adjusted whereas the upper value corresponds to the upper bench range value 1 bar The fail safe action actuator stem ex...

Page 9: ... with NACE MR0175 require ments 4 2 Arrangement of the valve Install the valve as shown in Fig 2 depend ing on whether it is to be used for mixing or diverting service The installation examples apply to standard operation with fail safe action actuator stem extends for heating applications and actu ator stem retracts for cooling applications Fail safe position The valve shuts off the flow of the h...

Page 10: ...for mainte nance In addition install a bypass line 4 5 Test connection Versions with bellows seal Fig 4 fitted with a test connection G 1 8 at the top flange al low the tightness of the bellows to be moni tored Particularly for liquids and vapors we recommend installing a suitable leakage in dicator such as a contact pressure gauge an outlet to an open vessel or an inspection glass ...

Page 11: ...ction FA Actuator stem extends FE Actuator stem retracts In heating applications with FA the heating medium flow is shut off in the fail safe position in cooling applications with FE cooling is maintained in the fail safe position Mixing service Temperature control Q constant Diverting service Flow control Q 0 to 100 Flow pipe Flow pipe Flow pipe Flow pipe Return flow pipe Return flow pipe Return ...

Page 12: ...tact your nearest SAMSON sub sidiary or the SAMSON After sales Service department for information on suitable lubricants WARNING Before performing any work on the control valve make sure the rele vant plant section has been depres surized and depending on the process medium drained as well When used at high temperatures allow the plant section to cool down to ambient temperature Valves are not fre...

Page 13: ...ody and on the bonnet 10 Apply a suitable lubricant to all the pack ing parts and to the plug stem 6 11 Insert a new gasket 1 2 into the valve body 12 Place the valve bonnet over the plug stem onto the valve body and secure it with nuts 1 1 13 Carefully slide the packing parts 4 1 4 3 and 4 2 over the plug stem into the packing chamber Make sure you ob serve the proper order 14 Screw in the thread...

Page 14: ...ng valves 5 Remove screws 3 2 and take the plug section 3 1 along with its seal off the plug 3 6 Proceed as described in items 6 to 9 for mixing valves When assembling the plug stem 3 1 check the seal and re new it if necessary Mixing and diverting valve 10 Loosely screw the lock nut 6 2 and stem connector nut 6 1 onto the plug stem 11 Mount the actuator Refer to section 3 1 12 Adjust the upper an...

Page 15: ...readed bushing 5 3 Travel indicator scale 5 4 Bolts 6 Plug stem 6 1 Stem connector nut 6 2 Lock nut 6 3 Plug stem extension 6 4 Washers DN 15 to 80 order no 8392 2317 DN 100 to 150 order no 8382 2321 6 5 Nut 6 6 Metal bellows 11 Test connection 12 Intermediate piece Left mixing valve right diverting valve Fig 4 Version with bellows seal or insulating section A valve with insulating section does no...

Page 16: ...a SAMSON clamping tool 1 Unscrew the lock nut 6 2 and stem con nector nut 6 1 from the plug stem 2 Undo the threaded bushing 5 2 3 Remove the bolts 5 4 4 Carefully lift the bonnet 5 over the plug stem extension 6 3 from the intermedi ate piece 12 Mixing valve 5 Insert SAMSON plug tool through valve port B to hold the plug stationary Un screw nut 6 5 using a socket wrench 6 Tightly screw the lock n...

Page 17: ...2 3 Metal bellows See section 6 2 2 follow items 8 to 10 for mixing valves and items 9 to 10 for diverting valves 1 Pull the plug stem extension with the met al bellows 6 6 welded onto it out of the intermediate piece 2 Clean the sealing faces on the intermedi ate piece 3 Slide the new plug stem extension with metal bellows into the intermediate piece 12 6 2 4 Assembly 1 Insert the new gasket 1 2 ...

Page 18: ...8046 3 EN 8 Description of nameplates 3 4 5 9 10 7 8 11 12 13 14 15 2 1 6 SAMSON Made in Germany 1 CE marking or Art 3 Abs 3 where applicable 2 ID of the notified body fluid group and category where applicable 3 Type designation 4 Device modification index 5 Material 6 Year of manufacture 7 Valve size DIN DN ANSI NPS 8 Perm operating gauge pressure at room temperature DIN PN ANSI CL 9 Order no wit...

Page 19: ...signation 2 Modification index 3 Effective area 4 Fail safe action FA Actuator stem extends FE Actuator stem retracts 5 Travel 6 Bench range spring range 7 Bench range with preloaded springs SAMSON Model No Serial No Pneum Stellantrieb Pneum actuator Servo monteur pneum cm Hub Stroke Course mm bar bar bar Federbereich Spring range Plage des ressorts Stelldruckbereich Signal pressure range Plage av...

Page 20: ...EB 8026 EN SAMSON AG MESS UND REGELTECHNIK Weismüllerstraße 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samson de www samson de 2014 11 20 ...

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