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Pressure Gauges UHP, Stainless Steel Series Model 230.15 |
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| 產品介紹 |
- For gaseous and liquid, also aggressive media for demanding high purity applications, also in aggressive ambience.
- For all UHP (Ultra High Purity) applications.
- Semiconductor and flat panel industry.
- Gas distribution systems, medical gases.
- Hook-up application.
- Bourdon Tube Pressure Gauge, UHP Model 230.15.2", process connection VCR® compatible fitting withunion nut
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| 產品特色 |
- VCR® compatible face seal fittings
- Helium leak tested
- Electropolished case
- Process connection surface finish Ra ≤ 0.25 μm
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| 規格說明 |
- Nominal size:1 ½", 2"
- Accuracy class
NS 1 ½": Grade B to ASME B40.1
NS 2": Grade A to ASME B40.1
- Scale ranges
0 ... 1 to 0 ... 400 bar (0 ... 15 to 0 ... 6000 psi)
or all other equivalent vacuum or combined pressure and vacuum ranges
- Pressure limitation
Steady: 3/4 x full scale value
Fluctuating: 2/3 x full scale value
Short time: full scale value
- Operating temperature
Ambient: -40 ... +60 °C
Medium: +100 °C maximum
- Temperature effect
When the temperature of the measuring system deviates from the reference temperature (+20 ˚C):max ± 0.4 %/10 K of full scale value
- Ingress protection:IP 54 per EN 60 529 / lEC 529
- Standard version
Process connection Stainless steel 316L,
lower mount (LM) or centre back mount (CBM)
VCR® compatible face seal fitting:
with union nut (female)
with male nut
or with male thread 9/16-18 UNF fixed
Male thread ¼ NPT
- Pressure element
Stainless steel 316L,
< 100 bar: C-type
≥ 100 bar: helical type
Measuring system in crevice free design,
jet-finished and passivated after welding
Ra < 0.5 μm (Ra < 20 μinch)
Leak tightness: leak rate ≤ 10-9 mbar · l / s
Method of test: helium mass spectrometry
- Movement:Stainless steel
- Dial:Aluminium, white, black lettering, with pointer stop pin
- Pointer:Aluminium, black
- Case:Stainless steel, electropolished
- Window
Polycarbonate,
NS 1 ½": snap-in
NS 2": screw-fitted on case (twist-lock)
- Cleaning:Special cleaning per SEMI standard
- Options
Other process connection
Smaller process connection surface finish Ra ≤ 0.3 μm
Dual scale
Scale ranges up to 700 bar with process connection
¼ NPT
- Ordering infomation
Model / Nominal size / Scale range / Connection size / Connection location / Options
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