Yokogawa DCS Power Supply PW702-S1

Yokogawa DCS Power Supply PW702-S1 | 100-240VAC Input

Availability: 99 left in stock

Product Overview The Yokogawa PW702-S1 (S9152DC-04) serves as the primary energy source for the CENTUM CS and CENTUM VP hardware platforms. This module converts...

SKU: PW702 S1

Manufacturer: Yokogawa
Product No.: PW702 S1
Product Type: DCS Power Supplies
Product Origin: 日本
Payment:T/T, Western Union
Weight: 2000g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Product Overview

The Yokogawa PW702-S1 (S9152DC-04) serves as the primary energy source for the CENTUM CS and CENTUM VP hardware platforms. This module converts wide-range AC input into a stable, regulated 24VDC output, powering critical controllers, I/O modules, and communication bus interfaces. We supply this unit as 100% Brand New and Original, ensuring high-integrity power distribution for continuous processes in refineries, chemical plants, and power generation facilities.

Technical Specifications

Parameter	Details
Product Type	Power Supply Module
System Compatibility	Yokogawa CENTUM CS, CENTUM VP
Model	PW702 S1 (S9152DC-04)
Input Voltage	100–240 VAC ±10%, 50/60 Hz
Output Voltage	24 VDC Regulated
Output Current	5.0 A
Efficiency	90%
Operating Temperature	–10 °C to +55 °C
Cooling Method	Forced Air Cooling
Weight	2.0 kg
Dimensions	25.4 cm x 7.6 cm x 27.9 cm
Country of Origin	Japan

Engineering Advantages

N+1 Redundancy Architecture: The PW702-S1 hardware inherently supports redundant configurations. Deploying dual modules ensures that if one unit fails, the system maintains a 24VDC output without interruption. This fault-tolerant design prevents costly unplanned shutdowns in mission-critical process loops.
Hot-Swappable Functionality: Maintenance engineers replace the PW702-S1 while the system remains live. The module features protective circuitry that prevents voltage spikes during insertion or removal, maintaining 100% DCS availability during hardware refreshes.
Ruggedized Thermal Management: Forced air cooling combined with high-efficiency components (90%) allows the unit to operate reliably up to +55 °C. This design targets harsh industrial cabinets where thermal accumulation often degrades standard commercial power supplies.
Comprehensive Fault Protection: Integrated circuits monitor for overvoltage, overcurrent, and short-circuit conditions. The module isolates internal faults instantly to protect the expensive backplane components and controllers from electrical damage.

FAQs

Q: Can I use the PW702-S1 in both CENTUM CS and CENTUM VP systems?

A: Yes. The PW702-S1 maintains full electrical and physical compatibility across both platforms. It seats directly into the standard system rack to provide a consistent 24VDC bus for all installed modules.

Q: Does the PW702-S1 indicate its health status to the DCS?

A: Yes. Built-in diagnostic LEDs provide local status monitoring. Furthermore, the module communicates its health through the rack backplane, allowing the DCS software to trigger alarms for input loss or internal hardware failure.

Q: What are the primary installation requirements for this module?

A: You must install the PW702-S1 in a compatible Yokogawa CENTUM rack. Ensure the rack employs a low-impedance ground to satisfy EMC/EMI requirements and to protect the sensitive 24VDC regulated output from industrial noise.

What's clients say about us

Excellent Emergency Support!

Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

Mark Thompson

Maintenance Manager, USA

Reliable Source for New Spares

Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.

Robert Hoffmann

Engineering Lead, Germany

Top-tier Service and Quality

We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.