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 |
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