WIKA pressure gauge EN 837-1 232.30, 233.30

application

Applications with higher security requirements

Equipped with a refillable casing, suitable for applications with high dynamic pressure pulses or vibrations (233.30 type)

Suitable for non high viscosity or easily crystallizable corrosive gases and liquid media, as well as corrosive environments

Process industry: chemical, petrochemical, power plant, mining, coastal and offshore platforms, environmental technology, machinery manufacturing, and equipment construction

function characteristics

Safety pressure gauge with solid partition design (compliant with EN 837-1 operational safety requirements)

Excellent load cycle stability and impact resistance performance

All stainless steel structure

Range: up to 0... 160 MPa

describe

design

Compliant with EN 837-1 standard

Standard size (mm)

63, 100, and 160

accuracy class

NS 63：1.6

NS 100 and 160:1.0

Range:

NS 63:0... 0.1 to 0 .. 100 MPa

NS 100:0... 0.06 to 0 .. 100 MPa

NS 160:0... 0.06 to 0 .. 160 MPa

Or all other equivalent negative pressure ranges or positive and negative pressure linkage

pressure limit

NS 63：

Stability: 3/4 x full-scale value

Volatility: 2/3 x full-scale value

Overvoltage protection: Full range value

NS 100 and 160:

Stability: Full scale value

Volatility: 0.9 x full-scale value

Overvoltage protection: 1.3 x full-scale value

permissive temperature

WIKA pressure gauge EN 837-1 232.30, 233.30

Environmental temperature:

When not filled with liquid, it is -40...+60 ℃

When filled with glycerol, it is -20...+60 ℃ (233.30 type)

Medium temperature:

When not filled with liquid, the maximum temperature is+200 ℃

The maximum temperature during liquid filling is+100 ℃ (233.30 type)

Temperature influence

When the temperature of the measurement system fluctuates around the reference temperature (+20 ℃), the maximum change is ± 0.4%/10 K of the measurement range

WIKA pressure gauge EN 837-1 232.30, 233.30

protection grade

IP 65， Compliant with EN 60529/lEC 529 standard (IP 55 for axial installation type pressure gauges)

WIKA has decades of experience in sensor manufacturing and can improve the ranking of the most suitable sensor technologies (metal thin film or ceramic thick film) according to different measurement ranges, ensuring high accuracy, long-term stability, and repeatability in industrial pressure measurement.

WIKA is a global German family business with over 9300 outstanding employees. The company is not only a global leader in pressure and temperature measurement, but also a benchmark in liquid level, force, and flow measurement and calibration technology.

WIKA was founded in 1946 and has developed into a reliable partner capable of meeting all industrial measurement needs with a wide range of high-precision measuring instruments and comprehensive services.

WIKA's production bases are spread all over the world, ensuring flexibility and speed in delivery capabilities. Every year, we deliver over 50 million high-quality products (including standard products and customized solutions) to our customers, ranging from 1 to 10000 pieces per batch.

With numerous subsidiaries and partners around the world, WIKA is able to provide customers with reliable global support. Our experienced engineers and sales experts will also be dedicated to providing you with reliable localization services.