# Diaphragm pressure gauge — 432.25

> For UHP (ultra high purity) applications, flow-through, nominal size 2"

- Catalog code: 432_25_2
- Model: 432.25
- Category: Pressure measurement › Pressure gauges
- Product page: https://avigan.com.ua/wika/en/products/432_25_2
- Price: on request
- Supplier: AVIGAN (TOV VIKA Prylad), official WIKA partner in Ukraine

## Overview

Diaphragm pressure gauge - 432.25.2 for pressure measurement for gaseous and liquid, also aggressive media. Inform now.

## Applications

- For pressure measurement in gaseous and liquid, also aggressive media for demanding high purity applications, also in aggressive ambience
- Semiconductor and flat panel industry
- Gas distribution systems
- Medical gases
- Hook-up-application

## Special features

- Dead space free media chamber
- Excellent rinsing behaviour
- Helium leak tested, leak rate ≤ 10 -9 mbar · l/s
- Case and media chamber electropolished, surface roughness Ra ≤ 0.25 μm
- All ultra high purity gas fittings available

## Specifications

| Parameter | Value |
|---|---|
| model | 432.25 |
| product family | 432 |
| short description | UHP flow-through gauge, nominal size 2", for high purity applications in semiconductor, flat panel, gas distribution, medical gases, and hook-up systems. |
| subcategory | Diaphragm pressure gauge |
| ambient temp | -10 … 60 °C |
| languages in datasheet | en; de |
| pressure ranges | -1 … 4 bar; -30 … 60 psi; -1 … 9 bar; -30 … 130 psi; -30 … 60 inHg |
| accuracy class | Grade B |
| accuracy standard | ASME B40.1 |
| process connections | All ultra high purity gas fittings available; Weld-in connection on both sides; ¼" male nut on both sides; ¼" union nut on both sides; ¼" male nut / union nut; ¼" union nut / male nut; ½" male nut / union nut |
| case material | Stainless steel 316L, electropolished; Aluminium |
| wetted parts material | Inconel; Stainless steel 316L, electropolished |
| dial size mm | 50 |
| process temp | -10 … 60 °C |

## Datasheet tables

| Scale ranges | Order code |
|---|---|
| -1 …4bar / -30 inHg ... 60 psi | S3B |
| -1 …9bar / -30 inHg ... 130 psi | S4B |

## Documents

- [ds_pm0412_en_co_09afbe](https://avigan.com.ua/wika/docs/wika/ds_pm0412_en_co.pdf) — PDF, 470 KB, en

## Configurator

This product has an interactive configurator on its product page.

```
432.25.7- - -ZZZZ
```