모델명	:	432.55/433.55
	제조회사	:	WIKA
	원산지	:	GERMANY

국문 카다로그	국문 메뉴얼	영문 카다로그	영문 메뉴얼

Sealgauge Flush Diaphragm Sanitary Pressure 
Gauges
Stainless Steel Case, Stainless Steel Wetted 
Parts
Type 432.55 - Dry Case
Type 433.55 - Liquid-Filled 
Case





Applications

Suitable for food, biological, pharmaceutical and other industries requiring 
sanitary process connections

Quick release connection allows for direct, fast installation and removal in 
sanitary piping systems.

Stainless steel diaphragm mechanically linked to the movement - allows a dry 
measuring system with no pressure transmitting fluid



Special Features

Stainless steel wetted parts and case

Built to withstand corrosive, highly viscous and crystallizing medium

No pressure transmitting fluid 


 









Standard Features
 





Sizes (all sizes not stocked)
4” and 6” (100 and 160 
mm)
Process connection
2" Tri-Clamp® connection
Material: 
316L stainless steel
(17-7 PH stainless steel for >100 psi)

Accuracy class
± 1.5% of span

Diaphragm element
Material: 316L stainless 
steel
(17-7 PH stainless steel for >100 psi)

Ranges
Vacuum / compound to 30” HG / 0 /130
Pressure 
from 10 psi to 145 psi

Movement
Material: stainless steel

Working range
Steady: full scale value
Fluctuating: 
0.9 x full scale value

Dial
White aluminum with black 
lettering

Pointer
Black aluminum

Overpressure safety
1.5 X full scale, minimum
40 X 
full scale, maximum (range dependent)

Case
304 stainless steel with blow-out disk and 
stainless steel bayonet ring
Lower mount (LM)

Operating temperature
Ambient: -4°F to +140°F(-40°C to 
+60°C)
Media: max. 302°F (+150°C)

 
Weather protection
Weather resistant (NEMA 4X / IP 
54)-dry case
Weather tight (NEMA 4X / IP 65)-liquid-filled 
case

Standard scales
psi or inches of 
H2O

Temperature error
Additional error when temperature 
changes from reference temperature of 68°F (20°C) ±0.4%
for every 18°F (10°C) 
rising or falling. 
Percentage of span.

Window 
gasket
Buna-N

Window
Laminated safety 
glass