Applications
Increased safety requirements
With liquid-filled case for applications with high dynamic
pressure pulsations or vibrations (Model 233.30)
For gaseous and liquid aggressive media that are not highly
viscous or crystallising, also in aggressive ambience
Process industries: chemical/petrochemical, power stations,
mining, on- and offshore, environmental technology, machine building and plant
construction
Special Features
Safety pressure gauge with solid baffle wall designed in
compliance with operational safety requirements of EN 837-1
Excellent load-cycle stability and shock resistance
All stainless steel construction
Scale ranges up to 0 … 1,600 bar
Description
Design
EN 837-1
Nominal size in mm
63, 100, 160
Accuracy class
NS 63: 1.6
NS 100, 160: 1.0
Scale ranges
NS 63: 0 ... 1 to 0 ... 1,000 bar
NS 100: 0 ... 0.6 to 0 ... 1,000 bar
NS 160: 0 ... 0.6 to 0 ... 1,600 bar
or all other equivalent vacuum or combined pressure and
vacuum ranges
Pressure limitation
NS 63:
Steady: 3/4 x full scale value
Fluctuating: 2/3 x full scale value
Short time: Full scale value
NS 100, 160:
Steady: Full scale value
Fluctuating: 0.9 x full scale value
Short time: 1.3 x full scale value
Permissible
temperature
Ambient:
-40 ... +60 °C without liquid filling
-20 ... +60 °C gauges with glycerine filling (Model 233.30)
Medium:
+200 °C maximum without liquid filling
+100 °C maximum with liquid filling (Model 233.30)
Temperature effect
When the temperature of the measuring system deviates from
the reference temperature (+20 °C):
max. ±0.4 %/10 K of full scale value
Ingress protection
IP 65 per EN 60529 / lEC 529 (gauges with back mount: IP 55)