Page 4 - UHP catalog_2022

SPECIFICATIONS l WISE CONTROL
ULTRA HIGH PURITY PRESSURE GAUGE
P810 P820 P830
ULTRA HIGH PURITY PRESSURE SWITCH
P841(HIGH) P842(HIGH & LOW)
MODEL
P810 (316L Type)_Ultra High Purity Pressure Gauge (EP Grade)
P820_Ultra High Purity Pressure Gauge (EP Grade / Double Melt)
P830_High Purity Pressure Gauge (BA Grade)
NOMINAL DIAMETER
P810 / P830 : 35 (1½"), 50 (2") and 63 mm (2½")
P820 : 50 (2") and 63 mm (2½")
ACCURACY
P810 / P830
Grade A : 50 (2") and 63 mm (2½")
Grade B : 35 (1½"), 50 (2") and 63 mm (2½")
P820
Grade A (ASME B40.1) : 50 (2") and 63 mm (2½")
Grade B (ASME B40.1) : 50 (2") and 63 mm (2½")
SCALE RANGE
-0.1 ~ 0 to 0 ~ 28 MPa
WORKING TEMPERATURE
Ambient : -40 ~ 65 °C / Fluid : Max. 100 °C
PRESSURE CONNECTION
Type 316L Stainless steel Electropolished low mount or
center back mount surface finish Ra≤0.25 ɗ
● ¼" NPT male thread
● VCR male or female face seal fitting
● Tube type
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
P843(LOW)
MODEL
P840 Series (316L Type)
NOMINAL DIAMETER
50 mm (2")
SWITCH POINT ACCURACY
±2.0% of full scale
SCALE RANGE
0 ~ 28 MPa
PRESSURE CONNECTION
Type 316L Stainless steel Electropolished low mount or center back mount
surface finish Ra≤0.25 ɗ
• 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