Service intended
P422 series are designed to measure low, vacuum or compound pressure. These models have a 316L SS measuring element which consists of two formed diaphragms and diaphragms are welded together.
Nominal diameter
63, 80, 100 and 160mm
Accuracy
±1.0% of full scale
±1.6% of full scale
Scale range (kPa, mbar)
●-35 ~ 0 to -1 ~ 0 kPa
●-15 ~ 15 to -0.5 ~ 0.5 kPa
●0 ~1 to 0 ~ 35 kPa
Working pressure
●Steady : 75% of full scale
●Over range protection : 130% of full scale
Working temperature
●Ambient : -20 ~ 65°C
-40 ~ 65°C (With silicone filling)
●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
Pressure connection
Stainless steel (316SS)
Element
●Stainless steel (316L SS)
●Capsule system : Up to 35 kPa
Case
Stainless steel (304SS)
Cover
Stainless steel (304SS)
Window
Safety glass
Movement
Stainless steel
Dial
White aluminum with balck graduations
Pointer
Black painted aluminium alloy
Process connection
Certificates
ATEX Ex II GD c IIc TX
Option
Silicone filling
Low pressure gauge (Capsule system) Model P422.pdf 209 KB
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