background image

9

7

50

36

6

38

35

14

18

15

32

5

10

7

45

8

16

17

11

49

17

13

12

L2

L1

L1

L2

10

7

45

8

16

17

12

30

11

49

15

13

L1

L1

L1

9

7

50

36

6

38

35

14

18

31

34

5

L1

L2

L2

20

19

6

35

22

L2

22

25

46

47

48

1

2

3

26

24

23

27

4

Figure 1.

 T205 Series Assembly

APPly luBrICANT

(1)

:

l1 = SIlICONE grEASE

l2 = ANTI-SEIZE COMPOuNd

1. Lubricants must be selected such that they meet the temperature requirements.

2. For 83 to 172 mbar / 1.2 to 2.5 psig, 0.17 to 0.31 bar / 2.5 to 4.5 psig, and 0.31 to 0.48 bar / 4.5 to 7 psig spring ranges only.

ERSA02735

ERSA02735

ERSA02736

ERSA02736

TyPE T205 ASSEMBly WITH INTErNAl PrESSurE rEgISTrATION

TORQUE: 

1.6 TO 2.1 N•m /

 

14 TO 19 IN-lBS

TORQUE: 

38.5 TO 53.1 N•m /

 

340 TO 470 IN-lBS

TORQUE: 

38.5 TO 53.1 N•m /

 

340 TO 470 IN-lBS

TORQUE: 

10.2 TO 14.2 N•m /

 

90 TO 126 IN-lBS

TORQUE: 

10.2 TO 14.2 N•m /

 

90 TO 126 IN-lBS

TORQUE: 

6.8 TO 8.1 N•m /

 

60 TO 72 IN-lBS

TORQUE: 

1.6 TO 2.1 N•m /

14 TO 19 IN-lBS 

TORQUE: 

6.8 TO 8.1 N•m /

 

60 TO 72 IN-lBS

TORQUE: 

1.6 TO 2.1 N•m /

 

14 TO 19 IN-lBS

TyPE T205M ASSEMBly WITH ExTErNAl PrESSurE rEgISTrATION

ExTErNAl SQuArE HEAd AdJuSTINg 

 

SCrEW ASSEMBly OPTION

(2)

T205 Series

3

Summary of Contents for Fisher T205

Page 1: ...Guide and any applicable standard or code limitation should not be exceeded 2 See Table 2 for operating temperature ranges for available trim combinations 3 Not available for Types T205H and T205HM Material Temperature Capabilities 1 2 Elastomer Parts Nitrile NBR Types T205 and T205M 40 to 82 C 40 to 180 F Types T205H and T205HM 29 to 82 C 20 to 180 F Fluorinated Ethylene Propylene FEP 3 29 to 82 ...

Page 2: ...ssure gauge to monitor the tank blanketing pressure when making adjustments 3 After making the adjustment replace the closing cap gasket key 25 and install the closing cap key 22 For external square head adjusting screw 1 Loosen the locknut key 20 2 Turn the adjusting screw key 35 either clockwise to increase control pressure or counterclockwise to decrease control pressure Always use pressure gau...

Page 3: ...o 4 5 psig and 0 31 to 0 48 bar 4 5 to 7 psig spring ranges only ERSA02735 ERSA02735 ERSA02736 ERSA02736 TYPE T205 ASSEMBLY WITH INTERNAL PRESSURE REGISTRATION TORQUE 1 6 TO 2 1 N m 14 TO 19 IN LBS TORQUE 38 5 TO 53 1 N m 340 TO 470 IN LBS TORQUE 38 5 TO 53 1 N m 340 TO 470 IN LBS TORQUE 10 2 TO 14 2 N m 90 TO 126 IN LBS TORQUE 10 2 TO 14 2 N m 90 TO 126 IN LBS TORQUE 6 8 TO 8 1 N m 60 TO 72 IN LB...

Page 4: ...ption Code Diaphragm Material Disk and O ring Material OPERATING TEMPERATURE RANGES Standard Nitrile NBR 2 Nitrile NBR Types T205 and T205M 40 to 82 C 40 to 180 F Types T205H and T205HM 29 to 82 C 20 to 180 F VV Fluorocarbon FKM Fluorocarbon FKM 4 to 149 C 40 to 300 F TN Fluorinated Ethylene Propylene FEP Nitrile NBR 29 to 82 C 20 to 180 F TV Fluorinated Ethylene Propylene FEP Fluorocarbon FKM 4 t...

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