Product Details
Description
The Yokogawa PW402 Power Supply Module is a reliable module designed to provide stable DC output for industrial control systems. It supports multiple input voltages and offers high- and low-power output configurations, making it suitable for a range of control and monitoring applications. This used/refurbished unit has been tested for operational reliability and is compatible with various Yokogawa systems.
Technical Specifications
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Manufacturer Yokogawa
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Model PW402
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Product Type Power Supply Module
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Input Voltage 100–120 VAC or 220–240 VAC (model-dependent)
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Output Voltage High-power: +12 VDC and +24 VDC; Low-power: 24 VDC (e.g., PW402-S2 variant)
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Dimensions 5.1 × 22.9 × 20.3 cm (2 × 9 × 8 in)
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Weight 2 kg (4.4 lbs)
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Condition Used/Refurbished, fully tested for functionality
Application Scenarios
Ideal for use in distributed control systems, automation cabinets, and industrial process modules that require stable power delivery. Compatible with CENTUM and other Yokogawa platforms.
FAQ
Q1 Is this compatible with all PW402 models?
A1 This unit is compatible with standard PW402 and PW402-S2 variants; verify input/output requirements before installation.
Q2 Is the refurbishment process verified?
A2 Yes, each module is tested for full operational functionality and stability before shipment.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Why Programmable Logic Controllers Drop into Stop Mode: An Expert Analysis
Industrial automation systems rely heavily on Programmable Logic Controllers (PLCs) to maintain uninterrupted production. When a PLC unexpectedly shifts from Run to Stop mode, whole manufacturing lines stall.
As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.