


Baumer AD SS Pressure Gauge - DN 50/63 mm
Baumer AD SS Pressure Gauge DN 50 mm and 63 mm is a compact all stainless steel Bourdon type pressure gauge designed for reliable pressure indication in industrial, hydraulic, pneumatic, utility and process applications. It is available with AISI 304 stainless steel case, optional AISI 316 stainless steel case, AISI 316L stainless steel sensing element and process connection, IP65 protection and pressure ranges up to 1000 bar in DN 63 mm.
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A. Product Overview
The Baumer AD SS Pressure Gauge DN 50 mm and 63 mm is an industrial pressure measuring instrument used for local pressure indication in pipelines, machines, pumps, compressors, hydraulic systems and process equipment. It is designed with stainless steel construction for better durability, corrosion resistance and long service life in demanding industrial environments.
This model is available in DN 50 mm and DN 63 mm dial sizes, making it suitable for compact panels, machine mounting and field installation where space is limited. The gauge uses a Bourdon tube sensing mechanism and provides direct analog pressure reading without requiring external power.
Key Specifications:
| Specification | Details |
|---|---|
| Product | Baumer AD SS Pressure Gauge |
| Dial size | DN 50 mm and DN 63 mm |
| Pressure range | DN 50 mm: -1 to 0 bar and 0 to 400 bar |
| Pressure range | DN 63 mm: -1 to 0 bar and 0 to 1000 bar |
| Accuracy class | DN 50 mm: Class 2.5 |
| Accuracy class | DN 63 mm: Class 1.6 |
| Case material | AISI 304 stainless steel |
| Optional case material | AISI 316 stainless steel |
| Case type | Bayonet or rolling type |
| Sensing element material | AISI 316L stainless steel |
| Process connection material | AISI 316L stainless steel |
| Process connection | 1/8 inch BSP male, 1/8 inch NPT male, 1/4 inch BSP male, 1/4 inch NPT male |
| Mounting type | Bottom, back and panel mounting options depending on configuration |
| Protection class | IP65 |
| Optional protection class | IP66, IP67 and IP68 |
| Reference standard | EN 837-1 |
B. Working Principle
The Baumer AD SS Pressure Gauge works on the Bourdon tube principle. When pressure enters through the process connection, it acts on the stainless steel Bourdon tube inside the gauge. The Bourdon tube slightly changes its shape due to the applied pressure.
This mechanical movement is transferred through an internal link and movement mechanism to the pointer. The pointer then moves across the dial and displays the pressure value in the selected range.
Because it is a mechanical pressure gauge, it does not require an external power supply. This makes it suitable for continuous local pressure monitoring in industrial systems where a simple and dependable visual indication is required.
C. Why It Is Used
The Baumer AD SS Pressure Gauge is used to monitor and verify pressure conditions in industrial equipment and process lines. It helps operators check whether the pressure is within the safe and required operating range.
It is mainly used for:
- Measuring pressure in hydraulic systems
- Monitoring pressure in pneumatic lines
- Checking pump discharge pressure
- Measuring compressor pressure
- Monitoring machine and equipment pressure
- Checking process line pressure
- Measuring vacuum pressure from -1 to 0 bar
- Supporting maintenance and troubleshooting activity
- Preventing overpressure damage in equipment
- Providing local pressure indication without electrical supply
Its stainless steel construction makes it more suitable than general brass gauges for industrial environments where durability, corrosion resistance and long operating life are important.
D. Suitable Buyers
The Baumer AD SS Pressure Gauge DN 50 mm and 63 mm is suitable for buyers who need a compact stainless steel pressure gauge for industrial pressure monitoring.
Suitable buyer types include:
| Buyer Type | Requirement |
|---|---|
| Maintenance Engineers | Replacement pressure gauges for machines, pumps, compressors and utility lines |
| Purchase Managers | Standard industrial pressure gauges for plant requirements |
| Instrumentation Engineers | Local pressure indication in process and control systems |
| OEM Machine Manufacturers | Compact pressure gauges for machine mounting |
| Hydraulic System Manufacturers | Pressure monitoring in hydraulic power packs and cylinders |
| Pneumatic System Suppliers | Pressure indication in air lines and pneumatic panels |
| Panel Builders | Small dial pressure gauges for control panels |
| Utility Contractors | Pressure gauges for air, water and service lines |
| Process Industries | Stainless steel gauges for industrial process applications |
| Resellers and Traders | Baumer pressure gauge supply for industrial customers |
FAQ
1. What is Baumer AD SS Pressure Gauge used for?
Baumer AD SS Pressure Gauge is used for local pressure measurement in industrial pipelines, hydraulic systems, pneumatic lines, pumps, compressors, machines and process equipment.
2. What dial sizes are available in Baumer AD SS Pressure Gauge?
This model is available in DN 50 mm and DN 63 mm dial sizes. These compact sizes are suitable for machine mounting, panel mounting and field installation where space is limited.
3. What is the pressure range of Baumer AD SS Pressure Gauge?
For DN 50 mm, the pressure range is available from -1 to 0 bar and up to 0 to 400 bar. For DN 63 mm, the pressure range is available from -1 to 0 bar and up to 0 to 1000 bar.
4. What is the accuracy class of this pressure gauge?
The DN 50 mm model has accuracy class 2.5, while the DN 63 mm model has accuracy class 1.6.
5. What material is used in Baumer AD SS Pressure Gauge?
The case is made from AISI 304 stainless steel with optional AISI 316 stainless steel. The sensing element and process connection are made from AISI 316L stainless steel.
6. Is this pressure gauge suitable for hydraulic applications?
Yes, the Baumer AD SS Pressure Gauge is suitable for hydraulic applications, especially where compact size, stainless steel construction and high pressure range are required.
7. Is this gauge suitable for pneumatic applications?
Yes, it can be used for pneumatic systems, compressed air lines, air compressors and industrial air pressure monitoring.
8. Does Baumer AD SS Pressure Gauge require power supply?
No, this is a mechanical Bourdon type pressure gauge and does not require any external power supply.
9. What process connections are available?
The gauge is available with 1/8 inch BSP male, 1/8 inch NPT male, 1/4 inch BSP male and 1/4 inch NPT male process connection options.
10. What is the protection class of this gauge?
The standard protection class is IP65. Optional protection classes include IP66, IP67 and IP68 depending on the selected configuration.
11. What standard does this pressure gauge follow?
The Baumer AD SS Pressure Gauge follows EN 837-1 reference standard for pressure gauges.
12. Why choose stainless steel pressure gauge instead of brass pressure gauge?
A stainless steel pressure gauge offers better durability, corrosion resistance and suitability for demanding industrial environments compared to a general brass pressure gauge.
13. Can this gauge be used for vacuum pressure?
Yes, the gauge is available in -1 to 0 bar range for vacuum pressure measurement.
14. Who should buy Baumer AD SS Pressure Gauge?
This gauge is suitable for maintenance teams, OEMs, machine manufacturers, hydraulic system suppliers, pneumatic system suppliers, instrumentation engineers, panel builders, process industries and industrial resellers.




