Description
YOKOGAWA SPW481-53 Product Overview
The YOKOGAWA SPW481-53 is a high-performance, sanitary pressure transmitter specifically designed for hygienic process applications in food & beverage, pharmaceutical, and biotechnology industries. This advanced transmitter combines ultra-clean design with precision measurement to meet stringent sanitary requirements while delivering reliable process data.
Key Features
✔ 3A and EHEDG compliant sanitary design
✔ Full CIP/SIP capability (up to 150°C)
✔ ±0.1% accuracy for precise measurement
✔ Hygienic process connections (Tri-clamp, DIN 11851)
✔ HART 7/Fieldbus communication
Technical Specifications
| Parameter | Specification |
| Model | SPW481-53 |
| Manufacturer | YOKOGAWA |
| Type | Sanitary Pressure Transmitter |
| Measuring Range | 0-100 mbar to 0-40 bar |
| Accuracy | ±0.1% of span |
| Process Connection | Tri-clamp, DIN 11851, SMS |
| Material | 316L SST (Ra ≤ 0.8μm) |
| Pressure Rating | PN16 (10 bar @ 130°C) |
| CIP/SIP Rating | 150°C/2 bar, 30 minutes |
| Output Signal | 4-20mA HART/Fieldbus |
| Power Supply | 10.5-42V DC |
| Certifications | 3A, EHEDG, FDA compliant |
YOKOGAWA SPW481-53
Main Features & Advantages
1. Hygienic Process Design
No dead zones – smooth surface finish (Ra ≤ 0.8μm)
Self-draining – prevents product accumulation
Clean-in-Place (CIP) ready – withstands aggressive cleaning
2. Precision Measurement
Silicon resonant sensor for high stability
Temperature compensated for accuracy
100:1 turndown for wide application range
3. Sanitary Compliance
3A Symbol for food/pharma applications
EHEDG certified for hygienic design
FDA compliant materials
Application Field
Food & Beverage
✔ Pasteurization processes
✔ Fermentation tank monitoring
✔ Filling line pressure control
Pharmaceutical/Biotech
✔ Bioreactor pressure
✔ Sterile filtration monitoring
✔ Clean utility systems
Cosmetics
✔ Mixing vessel pressure
✔ Filling machine control
YOKOGAWA SPW481-53
Related Products
| Model | Description |
| SPW481-54 | Higher pressure version (100 bar) |
| SPT481 | Sanitary temperature transmitter |
| ADMAG CA | Sanitary magnetic flowmeter |
| YTA310-S | Sanitary temperature sensor |
Installation & Maintenance
Installation Guidelines
Vertical mounting recommended for liquids
Proper gasket selection for sterile seal
Avoid stress on process connection
Maintenance Procedures
Post-CIP visual inspection
Annual calibration check
Gasket replacement every 2 years
