Product Description
The CSL/PW301 is a high-reliability power supply module designed specifically for the Yokogawa CENTUM CS 3000 Distributed Control System (DCS). It converts external AC or DC power into precisely regulated voltages required for backplane bus communication and I/O module operation.
Technical Specifications
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Model / Part Number: PW301 (CSL/PW301)
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Input Voltage Range: 100–120 V AC or 220–240 V AC (auto-sensing or switchable depending on suffix)
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Output Capacity: Stabilized 5 V DC and 24 V DC, rated for heavy-duty system loading
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Redundancy Support: Dual-redundant configuration capable when paired in a compatible rack
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Cooling: Natural convection with integrated heat sinks
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Status Indicators: Front-mounted LEDs for "READY" and "FAULT" diagnostics
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Mounting Interface: Direct plug-in compatible with RIO and local node units
Application Scenarios
The PW301 ensures continuous system uptime in mission-critical environments. Typical applications include:
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Oil refineries
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Chemical processing plants
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Power generation facilities
Its robust surge protection makes it well-suited for industrial grids with frequent voltage fluctuations.
Technical FAQ
Q: Is the CSL/PW301 hot-swappable?
A: Yes. In a redundant setup, the PW301 can be replaced without shutting down the node, ensuring zero downtime.
Q: What is the difference between PW301 and PW482?
A: The PW301 is typically an AC-input module, whereas the PW482 is designed for 24 V DC input. Ensure your rack power source matches the module specifications.
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| Condition | 100% New with Original Package |
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| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
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| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
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| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
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