Boiler house

Level controls

ISO 9001

TI-P402-06

AB Issue 3

Cert. No. LRQ 0963008

Probe Flanges

for Protection Tubes

Flange for single probe

Description

Probe flanges enable Spirax Sarco level/alarm probes to be fitted

to protection tubes mounted in the boiler shell.

Flanges are tapped and spot-faced to take either one or two probes.

Limiting conditions

For maximum working pressures and temperatures please refer to

the relevant flange standard.

Available types

Single probe type:

DN15 to DN100

BS 4504 PN40 or PN16 and BS 10 Table F and H.

Probe tappings available:

1⁄2" BSP

BS 10

Table H

Part No.

4026791

4026791

4026792

4026793

4026794

4026765

4026797

4026768

1" BSP

BS 10

Table H

Part No.

-

-

4026892

4026893

4026894

4026865

4026897

4026868

Flange for double probes

PN16

Part No.

4026760

4026761

4026762

4026763

4026764

4026765

4026767

4026769

Double probe type:

DN100

BS 4504 PN16 or PN40 (PN40 also suits BS 10 Table F and H.)

Probe tappings available:

1⁄2" + 1⁄2" BSP

1⁄2" + 1" BSP

Tapping centres are offset 25 mm from the centre of the flange.

1⁄2" BSP (All flanges)

1" BSP (DN25 to DN100)

Probe connection

Flange standard

Flange type

Flange size

DN100 (4")

Probe connection

Flange standard

Flange type

Flange size

DN100 (4")

1⁄2" + 1⁄2" BSP

BS 10

Table H

Part No.

4026695

1⁄2" + 1" BSP

BS 10

Probe connection

Flange

Flange

Flange

DN15

DN20

DN25

DN32

DN40

DN50

DN80

DN100

standard

type

size

(1⁄2")

(3⁄4")

(1")

(11⁄4")

(11⁄2")

(2")

(3")

(4")

Table H

Part No.

4026696

Probe connection

Flange standard

Flange type

Flange size

DN15 (1⁄2")

DN20 (3⁄4")

DN25 (1")

DN32 (11⁄4")

DN40 (11⁄2")

DN50 (2")

DN80 (3")

DN100 (4")

Carbon steel BS 1501-151 Gr. 360 or

Carbon steel BS 1503-161 Gr. A.

or equivalent.

PN16

Part No.

-

-

4026862

4026863

4026864

4026865

4026867

4026869

BS 4504

BS 4504

PN40

Part No.

4026760

4026761

4026762

4026763

4026764

4026765

4026767

4026768

PN40

Part No.

-

-

4026862

4026863

4026864

4026865

4026867

4026868

Table F

Part No.

4026760

4026761

4026792

4026793

4026794

4026765

4026797

4026768

Table F

Part No.

-

-

4026892

4026893

4026894

4026865

4026897

4026868

Local regulations may restrict the use of this product to below the conditions quoted.

In the interests of development and improvement of the product, we reserve the right to change the specification.

© Copyright 2004

Material

Flanges to BS 4504:

Carbon steel BS 1501 Pt 1-161 Gr. 360 or

Carbon steel BS 1501 Pt 1-151 Gr. 430A or

Carbon steel ASTM A515 Gr. 55

Flanges to BS 10 Table F and H:

How to order example:

PN16

Part No.

4026693

PN16

Part No.

4026694

BS 4504

BS 4504

PN40

Part No.

4026695

PN40

Part No.

4026696

Table F

Part No.

4026695

Table F

Part No.

4026696

1 off Spirax Sarco DN100 probe flange to the following standard:

BS 4504 PN16 with 1 x 1⁄2" BSP probe connection. Part No.

4026769.

2.3.30