TP300 Flanged Seal Pressure Gauge

Flush-welded diaphragm with backup convolution for rupture protection, helium leak tested for integrity.

TP300+TETROSEAL Flanged Chemical Seal Pressure Gauges are precision-engineered in Britain to the highest standards. They are available with either 1/2″, 3/4″, 1″, 1.1/2″, 2″, 3″, 4″ ANSI Flanges.

Technical specifications
Nominal size: 63 – 100 – 160mm
Accuracy class (EN 837-1/6): 1,0
Operating temperature range: Ambient: -20/+60 °C
Degree of protection: IP 65 (EN 60529)
Connection: Stainless steel 316L, bottom
Measuring element:
Bourdon tube, stainless steel 316 Ti/316L
≤ 60 bar: “C” type tube
> 60 bar: Helical tube
Tightness-tested with helium
Movement: Stainless steel
Dial: Aluminium, white, Scaling black
Pointer: Aluminium, black
Housing: Stainless steel 304, with blow-out
Bayonet type bezel: Stainless steel 304
Window: Acrylic

Diaphragm seal specifications
■ Flange type: ASME B16.5 Raised Face (RF) or Ring Type Joint (RTJ), EN 1092-1 Form B1, JIS B2220
■ Flange body material: AISI 316L
■ Wetted parts and diaphragm material: AISI 316L

Measuring range
■ Max. dependant on flange rating

Diaphragm and wetted parts
■ Stainless Steel 304L
■ Stainless Steel 316L
■ Stainless Steel 321
■ Alloy 20
■ Duplex 2205
■ Hastelloy C276
■ Incoloy 825
■ Inconel 600
■ Inconel 625
■ Monel 400
■ Tantalum
■ Titanium G1
■ Titanium G12
■ Zirconium 702
■ Gold plating
■ Rhodium plating
■ PFA coating
■ PTFE foil

Options for diaphragm seal
■ Other instrument connection: capillary socket or without connection (12 mm hole)
■ Flange material: Duplex, Hastelloy, Monel, Titanium
■ Diaphragm and wetted part material: Duplex, Hastelloy, Inconel, Monel, Tantalum, Titanium, Zirconium
■ Coatings: Gold, Rhodium, PFA and PTFE
■ Capillary length: custom length between 1m to 15m
■ Other flange and diaphragm materials on request
■ Other flange types and sealing face on request
■ Sealing face not covered by exotic material
■ Flushing ring to suit (see Flushing Ring datasheet)