Bourdon tube pressure gauge
Stainless steel version
Models 232.50, 233.50
Data sheets showing similar products:
Stainless steel, safety version; model 232.30; see data sheet PM 02.04
Bourdon tube pressure gauge model 232.50
Applications
■With liquid-filled case for applications with high dynamic
pressure loads or vibrations1)
■For gaseous and liquid aggressive media that are
not highly viscous or crystallising, also in aggressive
ambience
■Process industry: Chemical/petro-chemical, power
stations, mining, on- and offshore, environmental technology, machine building and general plant construction
Special features
■Excellent load-cycle stability and shock resistance
■All stainless steel construction
■German Lloyd, Gosstandart and DVGW approval
■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
1) Model 233.50
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
1)
Medium: +200 °C maximum without liquid filling
+100 °C maximum with liquid filling1)
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
Mechanical
pressure measurement
WIKA data sheet PM 02.02
Page 1 of 3 WIKA data sheet PM 02.02 ∙ 07/2012
Options
■Other process connection
■Sealings (model 910.17, see data sheet AC 09.08)
■Assembly on diaphragm seals see product review DS
■Measuring system Monel (model 26x.50, not with NS 160
back mount connection)
■Measuring system stainless steel 1.4571
■Surface or panel mounting flange, stainless steel
■Panel mounting flange, polished stainless steel
■Triangular bezel, polished stainless steel, with clamp
■Ambient temperatures -40 °C: Silicone oil filling
■Limit indicator at NS 100 and 160, see data sheet
SP 09.03
■Pressure gauge with switch contacts, see model
PGS23.1x0, data sheet PV 22.02
■Pressure gauge with electrical output signal, see model
PGT23.100/160, data sheet PV 12.04
■Version per ATEX Ex II 2 GD c TX
■DVGW conformity certificate for building services and
systems engineering
Special versions
Gauges for ammonia plants (NS 100 and 160)
With temperature scale for refrigerant R 717 (NH3) in °C,
Scale ranges: -1 ... 0 ... 15 bar or -1 ... 0 ... 26 bar
Standard version
Process connection
Stainless steel 316L (NS 63: 1.4571),
Lower mount (LM) or lower back mount (LBM)
1)
NS 63: G ¼ B (male), 14 mm flats
NS 100, 160: G ½ B, 22 mm flats
Pressure element
Stainless steel 316L
< 100 bar: C-type
≥ 100 bar: Helical type
Movement
Stainless steel
Dial
Aluminium, white, black lettering,
NS 63 with pointer stop pin
Pointer
Aluminium, black
Case
Stainless steel, with pressure relief at case circumference,
12 o''clock (NS 63) and on the back of the case (NS 100
and 160),
Scale ranges ≤ 0 ... 16 bar with compensating valve to vent
case
Window
Laminated safety glass
(NS 63: Polycarbonate)
Ring
Cam ring (bayonet type), stainless steel
Filling liquid (for model 233.50)
Glycerine 99.7 %
WIKA data sheet PM 02.02 ∙ 07/2012 Page 2 of 3
07/2012 GB
Page 3 of 3 WIKA data sheet PM 02.02 ∙ 07/2012
NS Dimensions in mm Weight in kg
a b b1 b2 D1 D2 e f G h ±1 SW Model 232.50 Model 233.50
63 9.5 33 33 57 63 62 11.5 -
1)
G ¼ B 54 14 0.16 0.20
100 15.5 49.5 49.5 83 101 99 17.5 30 G ½ B 87 22 0.60 0.90
160 15.5 49.5 3)
49.5 3)
83 2) 161 159 17.5 50 G ½ B 118 22 1.10 2.00
1520806.03 1520814.03
Process connection per EN 837-1 / 7.3
© 2000 WIKA Alexander Wiegand SE & Co. KG, all rights reserved.
The specifications given in this document represent the state of engineering at the time of publishing.
We reserve the right to make modifications to the specifications and materials.
Dimensions in mm
Standard version
WIKA Alexander Wiegand SE & Co. KG
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