US - internal diaphagm chemical seal flanged type0 pages

For technical data sheets and dimensional drawings please refer to our website www.badotherm.com
03/09/2007 rev 2-B
230
chemical seals
3.1.1.
chemical seal US internal diaphragm, flanged type
typical “US” seal applications
to combine with industrial process transmitters.
to combine with mechanical pressure gauges.
to combine with pressure switches.
technical specification model us
Flanged connection
ASME 1/2” 3/4” 1” 1 1/4” 1 1/2”
DIN DN15 DN20 DN25 DN32 DN40
Diaphragm size in mm 51 51 51 51 51
Max. process pressure in bar at 20 °C 300 300 300 300 300
Max. capillary length in meter 15 15 15 15 15
Min. pressure range for PI in bar 1.0 1.0 1.0 1.0 1.0
Min. span for GP & AP in mbar 800 800 800 800 800
Min. span for DP in mbar 200 200 200 200 200
Features Standard Options
Capillary tubing AISI316
Armoring AISI304 PVC sleeve black
Filling fluid BSO22 Others see page 171
Diaphragm AISI316L On request
Temperature reducer All instruments except DP
Temperature compensator All instruments except PI
Full welded construction All instruments
Flushing connection 1 or 2 ( with 1/4”npt plugs)
Calibration on process conditions All instruments
Hydrogen applications Gold coating All AISI316 diaphragms
Special coatings PTFE, FEP, ECTFE, PFA
Instrument connection Standard Options
Capillary tubing Top entry
Threaded 1/2” BSP 1/4” NPT / 1/2” NPT / 1/4”BSP
ASME B 16.5
DIN 2501
DIN EN 1092-1
1/2” / 3/4” 1” / 1 1/4” / 1 1/2” 2” and other sizes acc ASME
150 / 300 / 600# > 600#
RF FF,groove,RJ,RTJ
Ra 3.2…6.3 ìm Other finishes
DN15 / 20 / 25 / 32 / 40 NW50 and other sizes acc DIN
PN10 / 25 / 40 > 40 bar
Form D (DIN2526) Other types and finishes
JIS On request
Process connection Standard Options
Wetted parts Standard Options
Upperflange AISI316 (L) Exotic materials
Lowerflange AISI316 (L) Exotic materials
Hastelloy B2, Monel,
Diaphragm AISI316L Tantalum, Titanium
Inconel600,Inconel 686
Hastelloy-C276, Silver