Description

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 160 mm
Accuracy	±1.0 % of full scale ±1.6 % of full scale
Scale range (kPa, mbar)	-35 ~ 0 to -2 ~ 0 kPa -15 ~ 15 to -0.5 ~ 0.5 kPa 0 ~1 to 0 ~ 2 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
Degree of protection	EN60529/IEC529/IP65 (100 mm)
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 aluminium with black graduations
Pointer	Black painted aluminium alloy
Process connection	¼", ⅜", ½" PT, NPT and PF
Certificates	ATEX Ex II GD c IIc TX
Option	Silicone filling
Manufacturer

Datasheet:

All features and specifications subject to change without notice, delivery subject to availability, correction of errors and omissions excepted.