Protect your transmitters with flanged and threaded diaphragm seals by isolating internal parts from corrosive and erosive material or damage from extreme temperature process media. Get increased instrument service life, reduced costs, and reliable operation when measuring level and pressure.
Rosemount™ 1299 Diaphragm Seal System
$450.00
The Rosemount 1299 Diaphragm Seal System provides reliable protection for pressure instruments in challenging process conditions. It prevents damage from clogging, corrosive media, and extreme temperatures while ensuring accurate pressure transmission. With flexible configuration options and robust construction, this system significantly extends instrument service life in chemical, oil and gas, and other demanding industries.
Product Data Sheet: Rosemount 1299 Flanged and Threaded Diaphragm Seal Systems
| Seal System Type | Direct Mount, Remote Mount, Tuned-System, Balanced System |
|---|---|
| Transmitter Connection | Welded-Repairable, All Welded |
| Process Connection | Flanged: ANSI/ASME, EN/DIN, GOST, & JIS |
| Process Wetted Material | 316L SST, Alloy C-276, Alloy 400, Tantalum, Gold-plated Alloy 400, Gold-plated 316L SST, CorrosionShield PFA coated 316 SST, see PDS for full list of materials |
| Certifications/Approvals | SIL 2/3 certified to IEC 61508 by an independent 3rd party, 3A, NACE®, hazardous location, see PDS for full list of certifications |









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