¡ß Ultra high purity pressure gauge with transmitter ¡ß
¡Ü Model : PT840
¡Ü Service intended :
PT840 series are specifically designed for the ultra high purity gas distribution system used in semiconductor electronic, medical, biotechnology and pharmaceutical industry.
¡Ü Nominal diameter : 50mm(2")
¡Ü Switch point accuracy : ¡¾2.0% of full scale
¡Ü Scale range(Mpa, kPa, bar) : 0.1Mpa vaccum to 25MPa
¡Ü Working pressure :
- Steady pressure : 75% of full scale value
- Fluctuating pressure : 67% of full scale value
¡Ü Working temperature :
- Ambient : -40 ~ 60 ¡ÆC
- Medium : +100 ¡ÆC maximum
¡Ü Pressure connection :
- Type 316L stainless steel electropolished
- Low mount or center back mount
- Surface finish Ra¡Â0.25§
- 1/4 inch NPT male thread
- VCR male or female face seal fitting
¡Ü Pressure element :
¡¤Type 316L stainless steel
¡¤< 6MPa : C-type bourdon tube
¡¤¡Ã 6MPa : helical type bourdon tube
¡Ü Movement : Stainless steel
¡Ü Dial : White alumium with pointer stop pin with black/red lettering dual pressure scale(bar/psi)
¡Ü Pointer : Black aluminum pointer
¡Ü Case : Type 304 stainless steel, electropolished with pressure relief
¡Ü Ring and window : Twist-lock polycarbonate
¡Ü Helium leak rate : Tested to confirm leakage rates of less than 10-9 mbar-§¤ /sec
¡Ü Connection : 26 AWG, teflon insulated, 10 feet leads (2 black wires)
¡Ü Maximum power : 10 watts DC, 12 VA/AC
¡Ü Maximum switching current : 0.5A AC/DC non-inductive
¡Ü Maximum switching voltage : 28 V AC/DC
|