Sanitary seal with extended diaphragm
The sanitary remote seal with extended diaphragm is designed to connect to a 4-inch sanitary tank spud with an extended neck
(2, 4 or 6 inches). The tank spud, an Ethylene Propylene process O-ring and V-Band clamp ring are available with the seal.
Connect the seal as follows:
1. Weld the tank spud into the process vessel. Be sure to orient the spud so that the drain hole is at the lowest point.
2. Remove protective covering from seal and Install the O-ring.
3. Insert the seal into the tank spud.
4. Position the clamp ring over the joint between the seal and spud and tighten the clamp.
Note.
The tank spud required for connection of this seal element must be welded to the process vessel prior to connecting the
seal, following a recommended welding and pressure testing procedure.
Weep hole
Tank Spud
Ø 72.4 (2.83)
Ø 100 (3.93)
Ø 152 (5.96)
O-ring-341 Ethylene Propylene
70 Durometer (Standard O-Ring)
5.6 (0.22)
A
10 (0.39)
Ø 132.6 (5.22)
Figure 34: Sanitary seal with extended diaphragm
Union Nut and Triclamp remote seal
The Union Nut and Triclamp seals are designed for connection by Union Nut according to DIN 11851 - F50 or F80 and 2in, 3in,
4in Triclamp sanitary fittings. A variety of gaskets and clamp rings for the seals are available.
Note.
This kind of diaphragm seal does not comply with the stringent 3A standard requirements. Therefore, it is not covered by
the relevant certification.
134 (5.3)
C
Ø A
Ø B
Size
Dimensions mm (in) for S26SS
Union Nut to DIN 11851
A (dia) B (Rd) C (dia) D
F50 42 (1.65) 78 (3.07) 92 (3.62) 22 (0.87)
F80 72 (2.83) 110 (4.33) 127 (5) 29 (1.14)
Figure 35: Union Nut sanitary seal
30 OI/S26-EN Rev. B | 2600T Series Pressure transmitters
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