The Yokogawa PW441-11 is a specialized AC power supply module engineered for the CENTUM VP and CS 3000 Distributed Control Systems (DCS). This unit serves as the primary energy conversion point for FIO (Field network I/O) nodes, transforming standard plant mains power into the regulated DC voltages required by internal processor cards and I/O modules. By isolating sensitive electronics from raw grid power, the PW441-11 ensures that high-speed logic operations remain unaffected by common industrial electrical disturbances.
Technical Specifications
| Feature | Specification Details |
| Manufacturer | Yokogawa Electric Corporation |
| Model Number | PW441-11 |
| Input Voltage Range | 100 to 240V AC (Nominal) |
| Frequency Range | 50/60 Hz |
| Redundancy | Supported (Dual-Module Configuration) |
| Output Type | Regulated DC for System Bus |
| Weight | 0.6 kg |
| Dimensions | 4.8 x 14.6 x 13.0 cm |
| Certification | CE, UL, CSA compliant |
| Manufacturing Origin | Japan |
Primary Application Environments
- Node Powering: Providing stable energy to FIO remote I/O nodes in distributed architectures.
- Redundant Systems: Implementation in high-availability control racks for 24/7 process industries.
- Critical Utilities: Powering control systems in water treatment and power generation facilities.
- Refining & Petrochemical: Reliable operation in environments requiring G3-level corrosive gas protection.
Reviews
There are no reviews yet.