Rosemount 1199 Diaphragm Seal System
The Rosemount 1199 Diaphragm Seal System offers protection to transmitters, guarding against hot and cold, corrosive or erosive processes.

The Rosemount 1199 Diaphragm Seal System offers protection to transmitters, guarding against hot and cold, corrosive or erosive processes.
- Transmitter Connection
- Welded-Repairable, All Welded
- Model series
- 1199
- Seal System Type
- Direct Mount, Remote Mount, Tuned-System, Balanced System
- Process Connection
- Flanged: ANSI/ASME, EN/DIN, GOST, & JIS Threaded: NPT, DIN, ISO Hygienic
1199
Request a quoteAbout this product
The Rosemount 1199 Diaphragm Seal System offers protection to transmitters, guarding against hot and cold, corrosive or erosive processes. This seal system features a variety of solutions, including industry-specific seals for difficult processes. This safety certified system does not require mounting hardware and can be used for many pressure measurement applications, providing reliable, remote measurements. Features Protects transmitter diaphragm from corrosive, erosive or extreme temperature processes Wide variety of seals meet varying process requirements and specifications, including industry-specific applications SIL 2/3 certified to IEC 61508 (via 3rd party) and prior-use certificate of FMEDA data for safety installations Eliminates need for mounting hardware to reduce installation costs Adaptable direct mount gage or absolute seal system can be used for pressurized or vented tank applications Tuned-Systems can reduce temperature effects by 10-20% and improve response time by 80% vs. traditional installations 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 Threaded: NPT, DIN, ISO Hygienic 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 For quotation, send the complete order code, quantity and operating conditions. Specifications and available options depend on the ordered configuration.
Technical information
| Model series | 1199 |
|---|---|
| Brand | Rosemount |
| 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 Threaded: NPT, DIN, ISO Hygienic |
| 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 |
Downloads & files
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Send the full model or order code, quantity and delivery country. For a replacement, include the existing instrument specifications; for a new installation, use the selection checklist below.
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