PW482-10 S2 3 PW482-10 S2 4 PW482-10 S2 2

The Yokogawa PW482-10 S2 Power Supply Module is a high-reliability AC input power unit designed to deliver stable DC power to critical components in Yokogawa distributed control systems such as CENTUM CS and CENTUM VP. It converts incoming AC power into regulated DC outputs used by processors, communication modules, and I/O subsystems inside control racks.

Engineered for demanding industrial environments, the PW482-10 S2 integrates protective circuitry and efficient power conversion technology to maintain stable operation even under fluctuating power conditions. Its robust design ensures dependable energy delivery for mission-critical automation systems where downtime can lead to significant operational losses.

The module is widely used in control cabinets within process plants, power generation facilities, and large-scale manufacturing environments, supporting continuous plant operation and reliable system performance.

Technical Specifications

Parameter	Specification
Brand	Yokogawa
Model	PW482-10 S2
Module Type	Power Supply Module
Compatible Systems	Yokogawa CENTUM CS / CENTUM VP
Input Voltage	220–240 V AC, 50/60 Hz
Input Current	Approx. 1.3 A
Maximum Power Output	Up to 200 VA
Output Voltage	5.1 VDC and 24 VDC
Output Current	5.1 VDC: approx. 7.8 A / 24 VDC: approx. 1.7 A
Protection Features	Overload, over-current, short-circuit protection
Redundancy	Supports dual-redundant power configuration
Operating Temperature	−20°C to +70°C
Installation	Control rack / FCU systems
Dimensions (L × W × H)	203 × 152 × 51 mm
Weight	Approx. 0.9 kg

The PW482-10 S2 module provides stable internal power distribution for Yokogawa DCS architectures and is specifically engineered for integration with CENTUM series control systems.

Recommended Related Models

Model	Description
PW481	Standard AC input power supply module
PW484	DC input power supply module
CP471	Processor module for CENTUM control systems
ALE111	Ethernet communication interface module
ALR121	Serial communication module
AAI143	Analog input module

Popular Yokogawa Automation Modules

Model	Module Type
AAI143	Analog Input Module
ADV151	Digital Input Module
ADV551	Digital Output Module
ALE111	Ethernet Communication Module
ALF111	Communication Interface Module
ALP121	Processor Module
ASD533	Digital Output Module
NFAI143	Analog Input Module

Applications

The Yokogawa PW482-10 S2 module is commonly used in industrial automation systems that require stable and uninterrupted power delivery.

Typical applications include:

Distributed Control Systems (DCS)
Yokogawa CENTUM VP control cabinets
Oil and gas processing plants
Chemical and petrochemical facilities
Power generation stations
Water treatment plants
Industrial manufacturing automation

By delivering reliable DC power to controllers and I/O modules, the PW482-10 S2 supports continuous process operation and helps maintain overall system stability.

Advantages

High Reliability for Industrial Systems
Built with industrial-grade components to ensure long-term stability in continuous operation environments.

Stable Dual DC Outputs
Provides regulated 5.1 VDC and 24 VDC outputs required by key control system hardware.

Redundant Power Capability
Supports dual-module redundancy to improve system availability and minimize downtime.

Optimized for Yokogawa DCS Platforms
Fully compatible with CENTUM CS and CENTUM VP architectures.

Industrial Protection Mechanisms
Includes overload and short-circuit protection to safeguard connected equipment.

Compact Rack-Mount Design
Designed for easy installation inside automation cabinets with limited space.

Technical FAQs

1. What is the primary function of the PW482-10 S2 module?
It converts AC input power into stable DC voltages used by Yokogawa control system components.

2. Which control systems use this module?
It is primarily used in Yokogawa CENTUM CS and CENTUM VP distributed control systems.

3. What output voltages does the module provide?
It delivers 5.1 VDC and 24 VDC outputs for internal system electronics.

4. Does the module support redundant power configurations?
Yes, two PW482-10 S2 modules can be installed to provide redundant power supply capability.

5. What is the maximum power capacity of the module?
The module supports approximately 200 VA of power output.

6. What temperature range can it operate in?
Typical operating temperatures range from −20°C to +70°C depending on installation conditions.

7. Where is the module installed in a control system?
It is installed in control racks such as Field Control Units (FCU) within Yokogawa automation cabinets.

8. Can this module be used as a general power supply?
No, it is designed specifically for Yokogawa automation systems.

9. What industries typically use this module?
Oil & gas, petrochemical, energy, water treatment, and large industrial manufacturing facilities.

10. Why is redundant power important in DCS systems?
Redundant power prevents system shutdowns and ensures continuous operation of critical control processes.

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