PS-502-A1 YOKOGAWA

Description

Product name：PS-502-A1 YOKOGAWA POWER MODULE
Product details:

The Yokogawa PS-502-A1 is a specialized power supply module designed for use within Yokogawa’s industrial automation and control systems, most notably associated with the CENTUM series and related DCS (Distributed Control System) components.

Below is a detailed breakdown of the product in English.

## Product Overview

The PS-502-A1 is a high-reliability DC power supply unit. It is engineered to provide stable, regulated power to critical system components, ensuring the continuous operation of industrial processes. It is often used to convert AC line voltage into the specific DC voltages required by controllers, I/O modules, and field sensors.

## Technical Specifications

While specific parameters can vary based on the hardware revision, the general specifications for the PS-502 series are as follows:

## Key Advantages

• High Reliability: Built with industrial-grade components to minimize Mean Time Between Failures (MTBF), ensuring 24/7 operation in harsh environments.

• Redundancy Support: Can be paired with a second unit to provide “Hot Swap” capability. If one unit fails, the other takes over instantly without interrupting the system.

• Built-in Protection: Features integrated overvoltage, overcurrent, and short-circuit protection to prevent damage to expensive downstream I/O cards.

• Stable Output: Exceptionally low ripple and noise levels, which is critical for the accuracy of sensitive analog signals in a DCS.

## Product Applications

The PS-502-A1 is primarily utilized in large-scale industrial sectors, including:

• Oil & Gas: Powering control systems for refineries and offshore platforms.

• Chemical Plants: Ensuring stable power for safety instrumented systems (SIS).

• Power Generation: Used in turbine control and plant-wide monitoring systems.

• Water Treatment: Providing reliable energy for distributed I/O stations.

## Important Precautions (Usage Notes)

1. Heat Dissipation: Ensure adequate ventilation space around the unit. Overheating is the primary cause of power supply degradation.

2. Wiring Integrity: Ensure all terminals are tightened to the specified torque. Loose connections can cause arcing or voltage drops.

3. Input Range Check: Always verify that the input AC voltage matches the “A1” designation (typically 100-120V) before energizing the unit.

4. Static Discharge: Use ESD (Electrostatic Discharge) protection when handling or installing the module to avoid damaging internal CMOS components.

5. Replacement Cycle: Electrolytic capacitors inside power supplies age over time. It is recommended to follow Yokogawa’s preventive maintenance schedule for replacement (usually every 5–8 years).

Advantages: Foxboro, OVATION, TRICONEX, Allen-Bradley, ABB, Motorola, Siemens Moore, Ge Fanuc, Woodward, Bently Nevada and other major import brands!

We have the same series of models in stock.  If you don’t find the model you need, please contact us and we will provide you with an official quotation！

Colour：new Warranty: 12 months
Lead Time：3-day working day Country of origin: Japan
Price: Please contact us Product weight：0.515kg
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service

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