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Display Gauges

Ultra Low pressure gauge_P423 series

P423 series

Service intended

P423 series are designed to measure ultra low, vacuum or compound pressure. 
These models have a stainless steel measuring element 
which consists of two formed diaphragms and diaphragms 
are welded together.

Nominal diameter 100 mm
Accuracy · ±1.6% of full scale 
Scale range (kPa, mbar) · -1 ~ 0 to -0.2 ~ 0 kPa
· -0.1 ~ 0.1 to -0.5 ~ 0.5 kPa
· 0 ~ 0.2 to 0 ~ 1 kPa
Working pressure · Steady pressure : 75% of full scale 
· Over range protection : 130% of full scale
Working temperature · Ambient : -20 ~ 65 °C
· Fluid : Max. 100 °C
Temperature effect Accuracy at temperature above and below the reference 
temperature (20 ℃) will be effected by approximately
±0.6 % per 10 ℃ of full scale 

Standard features

Pressure connection Stainless steel (316SS)
Element · Stainless steel (316L SS)
· Pressure Chamber : Up to 1 kPa
Case Stainless steel (304SS)
Cover Stainless steel (304SS)
Window Safety glass
Movement Brass
Dial White aluminium with black graduations
Pointer Black painted aluminium alloy
Process connection ¼", ⅜", ½" PT, NPT and PF 
Option Internal zero adjustment

© WISE Control Inc. All rights reserved. ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.

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