Wika TW61 Manual do Utilizador descarregar pdf (Página 9)

WIKA operating instructions thermowell, model TW61

11593963.03 03/2014 GB/D/F/E

4. Design and function

Nominal

width of

tube

Nominal

pressure

in bar

Outer

diameter

of pipe

Tube wall

thickness

Tube

length

Thermowell

insertion

length

Neck tube length

TR21-B TR22-B

OD PN

1) 2)

Ø D s TL U

M M

13.5 25 13.5 1.6 64 6 51 129

17.2 25 17.2 1.6 68 9 48 126

21.3 25 21.3 1.6 72 11 46 124

26.9 25 26.9 1.6 110 11 46 124

33.7 25 33.7 2.0 120 18 39 117

42.4 25 42.4 2.0 130 18 39 117

48.3 25 48.3 2.0 130 18 39 117

60.3 25 60.3 2.0 180 30 27 105

76.1 16 76.1 2.0 220 30 27 105

88.9 16 88.9 2.3 260 45 12 90

ISO tubes or DIN 11866 series B

Nominal

width of

tube

Nominal

pressure

in bar

Outer

diameter

of pipe

Tube wall

thickness

Tube

length

Thermowell

insertion

length

Neck tube length

TR21-B TR22-B

OD PN

1) 2)

Ø D s TL U

M M

10 25 13 1.5 70 6 51 129

15 25 19 1.5 70 9 48 126

20 25 23 1.5 80 11 46 124

25 25 29 1.5 100 18 39 117

32 25 35 1.5 110 18 39 117

40 25 41 1.5 120 18 39 117

50 25 53 1.5 160 30 27 105

65 16 70 2.0 210 30 27 105

80 16 85 2.0 260 45 12 90

100 12.5 104 2.0 310 45 12 90

Metric or DIN 11866 series A

Nominal

width of

tube

Nominal

pressure

in bar

Outer

diameter

of pipe

Tube wall

thickness

Tube

length

Thermowell

insertion

length

Neck tube length

TR21-B TR22-B

OD PN

1) 2)

Ø D s TL U

M M

½" 13.8 12.7 1.65 95.2 6 51 129

¾" 13.8 19.05 1.65 101.6 9 48 126

1" 13.8 25.4 1.65 108.0 11 46 124

1 ½" 13.8 38.1 1.65 120.6 18 39 117

2" 13.8 50.8 1.65 146.0 18 39 117

2 ½" 13.8 63.5 1.65 158.8 30 27 105

3" 13.8 76.2 1.65 171.4 30 27 105

4" 13.8 101.6 2.11 209.6 45 12 90

ASME BPE or DIN 11866 series C

1) Maximum operating temperature 150 °C

2) All thermowells of this model series which are exposed to internal pressure and have a nominal diameter (DN) of > 25 mm are

manufactured and tested in accordance with module H of the pressure equipment directive 97/23/EC.

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Wika TW61 Manual do Utilizador Página 9

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