CSI International Inc.
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SERIES 100
General Equipment Gauge
SERIES 200
Compressed Gas/ Welding Gauge
SERIES 300
Refrigeration Gauge
Ammonia Gauge
SERIES 400
2.5" Diaphragm Gauge
SERIES 500
Stainless Process Gauge
SERIES 600
General Equipment Receiver Gauge
SERIES 1000
4" All S.S. Process Gauges
SERIES 1500
4.5" Process Gauge Configuration A
4.5" Process Gauge Configuration B
SERIES 1600
Test Gauge
SERIES 1700
Pressure Receiver Gauge
SERIES 1800
4.5" Process Bellows Gauge
SERIES 2000
Economy Process Gauge
PRESSURE Gauge OPTIONS
GENERAL INFO
C SERIES
S SERIES
T SERIES
E SERIES
MINI SEALS

 


C Series diaphragm seals employ two clamping collars that retain the upper and lower housings of the diaphragm seal. The collars are bolted together and are rated to 2,500 psi at 100°F. Metal diaphragms are welded to the upper housing with a specialized orbital welder to insure the integrity of the seal. Teflon and Viton diaphragms are molded to shape and self-gasketing.









Upper Housing:
Nickel-plated Carbon Steel, 316 S.S., 1/4" or 1/2" NPT instrument connection

Diaphragm:
316 L, Hastelloy B, Hastelloy C, Monel, Carpenter 20, Nickel, Tantalum, Viton, and Teflon

Lower Housting:
Most materials are available.
(See Model Selection Chart) Other materials are available upon request.

Process Connections:

   Thread attached: 1/4", 1/2", 3/4", and 1" NPT
   Flange attached: ANSI B16.5, Size 1/2" to 6"
   Pressure Rating 150# to 2,500#

Gaskets:
Teflon coating on diaphragm acts as gasket

Pressure Rating:
See information below
Dimensions:
See information below


  





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