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EB 2172 EN 

 7 

Design and principle of operation

Fig. 1: 

Functional diagram

Type 43-6

 

Type 2436 K Valve

Type 43-5

 

Type 2435 K Valve (female thread)

Type 43-7

 

Type 2437 K Valve

1.1

1

2
3

4
5
1.3

4.1

6

15

3.1

 

12

1.2

6

15

14

7
8

9

12

13

10

4

1

3.1

3

2

1 Valve body
1.1 Connection nut with seal 

and welding end

1.2 Stopper
1.3 Insulating pipe
2 Seat
3 Plug
3.1 Balancing bellows
4 Plug stem
4.1 Pin

5 Valve spring
6 Guide nipple
7 Set point spring

8

Set point adjuster

9

Operating bellows

10 Capillary tube
12 Pin of operating element
13 Operating element
14 Lead-seal hole
15 Coupling nut

The valve 

closes

 when the temperature rises

Type 2430 K 

Control Thermostat

The valve 

opens

 when the temperature rises

Tightening torque: 

20 Nm

Содержание series 43

Страница 1: ...perating Instructions EB 2172 EN Edition January 2015 Type 43 5 Type 43 7 with flanged valve body DN 32 to 50 Type 43 6 Type 43 7 with welding ends Series 43 Temperature Regulators Type 43 5 and Type...

Страница 2: ...h 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...

Страница 3: ...thermostat 6 3 2 Version with double adapter 6 4 Installation 8 4 1 Temperature sensor 8 4 1 1 Capillary tube 9 4 2 Strainer filter 9 4 3 Additional components 10 5 Operation 10 5 1 Start up 10 5 2 Ad...

Страница 4: ...e European Pressure Equip ment Directive 2014 68 EU Devices with a CE marking have a declaration of conformity which includes information about the applied conformity as sessment procedure This declar...

Страница 5: ...nts from 0 to 150 C Valves G to 1 and DN 15 to 150 PN 25 Max 200 C Liquids and steam up to 200 C and non flammable gases up to 80 C For plants to be heated or cooled 2 1 Transportation and storage The...

Страница 6: ...lement 13 and converted into a positioning force This force causes the pin of the operating element 12 to move the plug stem 4 with the valve plug By turning the set point adjuster 8 the point of resp...

Страница 7: ...onnection nut with seal and welding end 1 2 Stopper 1 3 Insulating pipe 2 Seat 3 Plug 3 1 Balancing bellows 4 Plug stem 4 1 Pin 5 Valve spring 6 Guide nipple 7 Set point spring 8 Set point adjuster 9...

Страница 8: ...ge due to ad verse effects of weather conditions temperature humidity Do not install the temperature regula tor outdoors or in rooms prone to frost If such a location cannot be avoided protect the reg...

Страница 9: ...perature fluctua tions along the entire length of the tube Note Do not damage or shorten the capil lary tube Roll up any capillary tube that is not used The smallest permis sible bending radius is 50...

Страница 10: ...of the valve Check the adjusted temperature set point at the thermometer installed near the temperature sensor 5 2 Adjusting the set point To adjust the set point turn the black plastic adjuster whil...

Страница 11: ...0 80 60 40 20 0 70 150 50 120 40 100 25 70 0 35 70 150 50 120 40 100 25 70 0 35 C 150 140 120 100 80 60 40 20 0 70 150 50 120 40 100 25 70 0 35 Scale marking Scale marking Type 43 5 43 7 Type 43 6 Set...

Страница 12: ...possibly under pressure Depressurize the relevant section of the pipeline and if necessary drain it as well When used at high tem peratures allow the plant section to cool down to ambient temperature...

Страница 13: ...ert a new seal for the plug sec tion into the body Screw in the plug section tightening torque approx 80 Nm Connect the thermostat and valve using the coupling nut 15 Tightening torque approx 20 Nm 7...

Страница 14: ...o small for the control task Recalculate KVS and select a larger valve Insufficient heating energy available Draw up an energy balance Strainer blocked Drain and clean filter of the strainer The valve...

Страница 15: ...and plug Renew plug if necessary If this is not possible return regulator to SAMSON for re pair Valve too large for control task Recalculate KVS and select a smaller valve A safety device e g STL STM...

Страница 16: ...16 SW 3 4 190 46 L d R L1 L 30 55 260 310 12 19 9 5 16 185 220 185 220 G G 3 4 Type 43 5 G to G 1 Type 43 6 DN 32 to 50 Version with welding ends Type 43 5 Type 43 7 Version with welding ends Type 43...

Страница 17: ...3 2 8 4 7 5 1 7 5 With flanges 2 PN 16 25 Length L3 130 150 160 180 200 230 Weight 1 in kg approx 3 1 3 9 4 6 7 6 8 4 9 8 3 11 4 14 1 3 1 Version without thermowell minus 0 2 kg 2 Valve also with fla...

Страница 18: ...0 to 35 C 25 to 70 C 40 to 100 C 50 to 120 C or 70 to 150 C Capillary tube 2 m 5 m as special version Max permissible temperature at sensor 50 K above the adjusted set point Permissible ambient tempe...

Страница 19: ......

Страница 20: ...SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samson de www samson de EB 2172 EN 2015 08 20 English...

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