Ultra high purity pressure gauge (EP grade)

Type: P810 series (316L type)

 

Service intended

 

P810 series are specially designed for the ultra-high purity gas distribution system used in a semiconductor, electronic, medical, biotechnology, and pharmaceutical industry.

 

Nominal diameter

 

35 (1½"), 50 (2") and 63 mm (2½")

 

Accuracy

 

Grade A : 50 (2") and 63 mm (2½")
Grade B : 35 (1½"), 50 (2") and 63 mm (2½")

 

Scale range

 

-0.1 ~ 0 to 0 ~ 28 MPa

 

Working pressure

 

Steady pressure : 75 % of full scale value
Fluctuating pressure : 67 % of full scale value

 

Working temperature

 

Ambient : -40 ~ 65 °C
Fluid : Max. 100 °C

 

Temperature effect

 

Accuracy at temperature above and below the reference temperature (20 ℃) will be effected by approximately
±0.4 % per 10 ℃ of full scale

 

 

Standard features

 

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

 

Dial

 

White aluminium with pointer stop pin
With black/red lettering, Dual pressure scale (bar/psi)

 

Pointer

 

Black painted aluminium alloy

 

Helium leak rate

 

Tested to confirm leakage rates of less than
10 mbar • ℓ/sec

 

Option

 

100 mm : P252 dimension

 

Certificates

 

ATEX Ex II GD c IIC TX

 

 

Download:  CATALOG 

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