P840 Series
Introduction
P840 series are specially designed for the ultra-high purity gas distribution system used in a semiconductor, electronic, medical, biotechnology and pharmaceutical industry.
- Ultra high purity pressure switch
- 316L type
Specification
| Mechanical | Pressure connection | Type 316L SS electropolished low mount or center back mount surface finish Ra≤0.25 ㎛ ■ ¼" NPT male thread ■ VCR® male or female face seal fitting |
| Element | Type 316L SS <6 MPa : C-type bourdon tube ≥6 MPa : Helical type bourdon tube | |
| Case | Type 304SS, Electropolished with pressure relief | |
| Cover and window | Twist-lock polycarbonate | |
| Movement | Stainless steel | |
| Pointer | Black painted aluminium alloy | |
| Dial | White aluminium with pointer stop pin With black/red lettering, Dual pressure scale (bar/psi) | |
| Helium leak rate | Tested to confirm leakage rates of less than 10 mbar • ℓ/sec | |
| Electrical | Connection | 26 AWG, PVC, 6 feet (2 m) |
| Maximum switching current | 0.5 amps AC/DC noninductive load | |
| Maximum power | 10 W/DC, 12 VA/AC | |
| Maximum switching voltage | 28 V AC/DC |
Downlaod
Specification Manuals
CAD
ETC
Specification Manuals
CAD
ETC