Bourdon tube pressure gauges with switch contacts UHP stainless steel version wika 230.15 with reed contact 851.3
Bourdon tube pressure gauges with switch contacts UHP stainless steel version wika 230.15 with reed contact 851.3
Applications
■ For gaseous and liquid, also aggressive media for demanding high purity applications, also in aggressive ambience
■ Suitable for all UHP (Ultra High Purity) applications
■ Semiconductor and flat panel industry
■ Gas distribution systems, medical gases
■ Hook-up application Special features
■ Built-in electrical switch contact (reed contact)
■ VCR® compatible pressure connection threads
■ Helium leak tested
■ Electropolished case
■ Process connection surface finish Ra ≤ 0.25 µm
Description
Nominal size 2"
Accuracy class Grade A to ASME B40.1
Scale ranges 0 ... 4 to 0 ... 400 bar (0 ... 60 to 0 ... 6000 psi) or all other equivalent vacuum or combined pressure and vacuum ranges
Pressure limitation
Steady: 3/4 x full scale value
Short time: full scale value
Operating temperature Ambient: -20 ... +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 60529 / lEC 529 Standard version Process connection Stainless steel 316L, lower mount (LM) or back mount, VCR® compatible threaded connection optionally: with union nut (female) with male nut or with male thread 9/16-18 UNF fixed Male thread ¼ NPT.