The Rosemount 1199 Seal System provides reliable, remote measurement of process pressure and protects the transmitter diaphragm from hot and cold, corrosive, or viscous processes. Rosemount seal systems are designed for reliability in even the toughest applications.
Rosemount 1199 diaphragm seals can be attached to Rosemount 3051S, 3051, 2051, 3095, and 2088 differential, gage, and absolute pressure transmitters. For additional information refer to the technical documentation tab.
Popular Seal Type
Flush Flanged Seal (FFW) |
Usual Application: |
General Application
(Larger Line Sizes) |
|
Process Connection Sizes: |
2 in. ⁄ DN 50 ⁄ 50A
3 in. ⁄ DN 80 ⁄ 80A
4 in. ⁄ DN 100 ⁄ 100A |
Flanged Remote Seal (RFW) |
Usual Application: |
General Application
(Smaller Line Sizes) |
|
Process Connection Sizes: |
½ in. ⁄ DN 15
¾ in.
1 in. ⁄ DN 25 ⁄ 25A
1½ in. ⁄ DN 40 ⁄ 40A |
Extended Flanged Seal (EFW) |
Usual Application: |
Viscous/Plugging Processes |
|
Process Connection Sizes: |
1½ in. ⁄ DN 40 ⁄ 40A
2 in. ⁄ DN 50 ⁄ 50A
3 in. ⁄ DN 80 ⁄ 80A
4 in. ⁄ DN 100 ⁄ 100A |
Threaded Remote (RTW) |
Usual Application: |
High Pressure Applications |
|
Process Connection Sizes: |
¼ - 18 NPT
½ - 14 NPT
¾ - 14 NPT
1¼ - 11.5 NPT
1½ - 11.5 NPT |
Hygienic Tri-Clamp (SCW) |
Usual Application: |
Hygienic Applications |
|
Process Connection Sizes: |
1½ in.
2 in.
2½ in.
3 in.
4 in. |
Hygienic Tank Spud (SSW) |
Usual Application: |
Hygienic Applications |
|
Process Connection Sizes: |
1½ in.
2 in.
2½ in.
3 in.
4 in |
|
Connection Types
Direct Mount Coplanar |
Connection Lengths: |
No Extension (0 mm)
2-inch (50 mm)
4-inch (100 mm) |
|
Connection Types: |
Repairable-Welded
All Welded Vacuum
|
Capillary |
Capillary Length: |
1 ft (0.3 m) to 49.2 ft (15 m) |
|
Capillary Material: |
316 SST armored sleeving
PVC Coating on 316 SST armored sleeving
316 armored sleeving, support tube without compression fitting
PVC coating on 316 armored sleeving, support tube with compression fitting |
Direct Mount Inline |
Connection Length: |
No extension
4-inch (100 mm) Thermal Optimizer |
|
Fill Fluids |
Temperature Limits |
D.C.® 200 Silicone |
(-45 to 205 °C or -49 to 401 °F) |
D.C. 704 Silicone |
(0 to 315 °C or 32 to 599 °F) |
Inert (Halocarbon) |
(-45 to 160 °C or -49 to 320 °F) |
Syltherm® XLT Silicone |
(-75 to 145 °C or -102 to 293 °F) |
Glycerin and Water |
(-15 to 95 °C or 5 to 203 °F) |
Propylene Glycol and Water |
(-15 to 95 °C or 5 to 203 °F) |
Neobee M-20 |
(-15 to 225 °C or 5 to 437 °F) |