Product Introduction
When power interruptions threaten critical control systems, the Schneider 140CPS42400C power supply module from the Modicon Quantum series delivers stable DC power to keep operations running. This module accepts 48 to 60 V DC input and provides a consistent 5.1 V DC output, making it a reliable energy source for PLC and DCS racks. Engineered for demanding industrial environments, the 140CPS42400C includes internal overload and overvoltage protection to safeguard connected modules.
Technical Specifications Breakdown
The table below lists the key performance parameters of the Schneider 140CPS42400C. All values are from the manufacturer’s datasheet and ensure precise engineering for mission‑critical applications.
| Parameter |
Value |
| Input Voltage Range |
48–60 V DC |
| Output Voltage |
5.1 V DC |
| Output Current |
8 A (redundant) |
| Hold‑up Time |
13 ms at 48 V |
| Inrush Current |
14 A at 40 V |
| Input Current |
≤ 3.8 A |
| Fuse Rating |
2 A time‑lag |
| Power Dissipation |
17.2 W |
| Alarm Output |
1 NC, 6 A at 220 V |
| Local Signaling |
1 green LED (PWR OK) |
| Marking |
CE |
The Schneider 140CPS42400C offers a hold‑up time of 13 ms at 48 V, which maintains output during brief power dips—critical for preventing process interruptions. Its redundant output current of 8 A supports fail‑safe system designs, while internal overload and overvoltage protection reduce the risk of damage to downstream modules.
Industry Applications
The 140CPS42400C excels in applications where power reliability directly impacts production continuity:
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Process Automation – In chemical or oil‑and‑gas plants, the module powers PLC racks that control continuous processes; its alarm output can signal power anomalies to a DCS system.
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Manufacturing Lines – For assembly lines with high availability requirements, the redundant output ensures one power rail stays active even if the primary source fluctuates.
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Water & Wastewater – Remote pumping stations benefit from the wide input range (48–60 V DC) that tolerates battery voltage variations in off‑grid installations.
Maintenance & Reliability
To maximize uptime and ROI, the Schneider 140CPS42400C requires minimal routine care. Operators should periodically check the green PWR OK LED; if it is off, inspect input power and fuse status. The time‑lag fuse (2 A) protects against overcurrent events and is easy to replace. Clean the module’s ventilation grilles every six months to prevent dust buildup that could raise internal temperature. With proper maintenance, this power supply module delivers years of reliable service, reducing total cost of ownership.
Selection Guide & Purchasing Advice
Before purchasing the Schneider 140CPS42400C, verify your system voltage and current requirements. The module accepts 48–60 V DC input and supplies 5.1 V DC at up to 8 A redundant. Ensure your backplane can support the module’s power dissipation of 17.2 W. For seamless integration, pair it with Modicon Quantum racks and I/O modules. UBEST Automation stocks the 140CPS42400C as a tested, genuine spare part. Contact our sales team to check availability or get advice on compatible accessories. Visit ubest101.myshopify.com for more industrial automation parts.