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Model 990.15 Flanged Process Connection Diaphragm Seal
Brand: WIKA Alexander Wiegand SE & Co. KGTogether with a block flange or a saddle flange, the model 990.15 diaphragm seal forms a perfectly matched system. By means of the process connection via block flanges or saddle flanges, compact assemblies can be optimally realised at the measuring point.
Features- Design with sealing face and integral diaphragm to be sandwiched between flanges.
- Process connection for direct thread joint with block or saddle flange.
- Together with the block or saddle flange the diaphragm seal forms a well-matched system.
- Wide variety of special materials.
Specifications
Pressure Ranges
- 0 to 8.7 psi
- 0 to 3,600 psi
Cleanliness of Wetted Parts
- Oil and grease free per ASTM G93-03 Level C and ISO 15001 (< 66 mg/m²)
- Oil and grease free per ASTM G93-03 level D and ISO 15001 (< 220 mg/m²
Connection to Measuring Instrument
- Axial Adapter G 1/2
Sealing
- Metal (1.4571 Silver-Plated or lnconel Silver-Plated) to 400° C [932° F]
- PTFE to 260° C [500° F]
Type of Mounting
- Direct Mounting
- Cooling Element
- Capillary
Assemble Parts for Process Connection
- Sealing
- Pressure Ring
- Hexagon Screws
- Retainer flange
Design Per NACE
- MR-0103
- MR-0175
Vacuum Service (See IN 00.25)
- Advanced Service
- Premium Service
- Basic Service
Instrument Mounting Bracket (Only for Capillary Option)
- Form H per DIN 16281, 100 mm, Stainless Steel
- Form H per DIN 16281, 100 mm, Aluminium, Black
- Bracket for pipe Mounting, for pipe Ø 20 ... 80 mm
- steel (See data sheet AC 09.07)
- Specifically for connection with block or saddle flange
- Aggressive, contaminated, highly viscous or hot media
- Process industry
