APPLICATIONS
- 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 gase
- Hook-up application
SPECIAL FEATURES
- VCR conpatible pressure connection threads
- Helium leak tested
- Electropolished case
- Process connection surface finish Ra ≤ 0.25 μm
DESCRIPTION
Nominal size
1 ½”, 2″
Accuracy class
NS 1 ½”: Grade B per ASME B40.1
NS 2″: Grade A per ASME B40.1
Scale ranges
0 … 1 to 0 … 400 bar (0 … 15 to 0 … 6,000 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
Permissible 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
STANDARD VERSION
Process connection
Stainless steel 316L,
lower mount (LM) or centre back mount (CBM)
VCR® compatible face seal fitting optionally:
- with union nut
- with male nut
- or with male thread 9/16-18 UNF fixed
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