Instrumentation – Pressure Gauge
OURDON TUBE PRESSURE GAUGES
“OPEN FRONT” ALL STAINLESS STEEL AS PER EN 837.1
MODEL P600 I P600.5 , WITHOUT I WITH LIQUID FILLING
CASE DIAMETER
100 and 150 mm
ACCURACY CLASS
1.0
SCALE RANGE
0 0,6 to 0 1600 bar
or equivalent other units of
pressure or vacuum ranges
PRESSURE LIMITATION
Continuous service
– steady pressure up to F.S. value
– fluctuating pressure up to 90% F.S. value
– short time 1,3 x F.S. value for range up to 100 bar and 1,15 x F.S. for range over 100 bar
OPERATING TEMPERATURE
Ambient:
-40 / +60 OC without liquid filling
-20 / + 60 OC with liquid filling Medium
+200 OC max. without liquid filling
+100 OC max. with liquid filling
TEMPERATURE EFFECT
When temperature of the measuring system deviates from reference temperature
(+ 20 OC) max error ± 0,4% /10K of true scale value
STANDARD FEATURES
PROCESS CONNECTION
AISI 316 L stainless steel
Thread size for lower or back mounting:
1/2″ BSP or NPT
PRESSURE ELEMENT
AISI 316 L stainless steel
< 100 bar C – type
> 100 bar Helical type
MOVEMENT
Stainless steel, with over and underload stop
Free zero
MEASURING SYSTEM
Bourdon tube and socket are
TIG-welded one integral unit
DIAL
Aluminium with black markings on white background, dial arc 270 OC
POINTER
Adjustable, black aluminium
CASE AND RING
AISI 304 stainless steel
Bayonet ring style with pressure relief in case back
Filling plug on top (to be used also to vent case before use for range < 16 bar)
INGRESS PROTECTION
IP 65 – EN 60 529 / IEC 529
WINDOW
Safety glass 4 mm thickness
GASKET
Neoprene rubber
MATERIAL
Standard materials AISI 316/ 316-Ti / 3041 321
Special materials such as:
Duplex / Monel / Titanium / Nickel / Hastelloy C276 / Hastelloy C4 / Inconel 600 / Inconloy 800…etc.
Special materials (sheets) for coating wettet parts:
Tantalum / PIFE/ Hastelloy C276 / Hastelloy C4 / Zirconium
IDENTIFICATION
Every thermowell is supplied clearly identified with:
Tag n. (it requested) Material and immersion length. Flange size and rating.