Product Overview: Schneider 140CPS12420

The Schneider 140CPS12420 is a high-performance power supply module designed for the Modicon Quantum series of Programmable Logic Controllers (PLCs). This module provides reliable and regulated power to the backplane of the Quantum rack and other modules installed within it. Designed for industrial automation and control environments, it plays a pivotal role in ensuring consistent system performance and operational reliability.

The 140CPS12420 is renowned for its robust design, high efficiency, and compatibility with critical industrial applications requiring uninterrupted power delivery.

Product Advantages

• High Output Capacity: Provides 24V DC power with a 20A output, sufficient for large-scale control systems.

• Redundant Power Capability: Supports redundant configurations for enhanced system reliability.

• Thermal Protection: Integrated protection mechanisms against over-temperature and overload conditions.

• Modular and Scalable: Easily integrates with Modicon Quantum racks for scalable expansion.

• Status Indication: Equipped with LED indicators for visual monitoring of power and module health.

• Rugged Design: Built to operate in harsh industrial environments with excellent resistance to shock and vibration.

• Minimal Downtime: Hot-swappable capability reduces downtime during maintenance or replacement.

Technical Specifications

Applications

The Schneider 140CPS12420 is ideally suited for:

• Process Automation Systems in oil & gas, power generation, chemical, and water treatment plants.

• Factory Automation for automotive, packaging, and electronics manufacturing.

• Infrastructure Systems including smart grid, metro control, and transportation.

• Energy Management Systems requiring reliable, scalable power modules.

• SCADA and DCS Systems where redundant, regulated power supply is critical.

Compatible and Associated Models

This power supply module works in tandem with the following components:

• Quantum Racks: 140CHS11000, 140CHS32000

• Quantum CPU Modules: 140CPU65160, 140CPU67160

• I/O Modules: 140DAI55300, 140DDI35300, 140ACO13000

• Communication Modules: 140NOE77101, 140NOC78000

• Redundancy Modules: 140CRA31200, 140CRP93100

Installation Guidelines

1. Rack Positioning: Install the 140CPS12420 in the designated power slot of the Quantum rack (typically the leftmost position).

2. Input Wiring: Connect AC mains supply (90–264V) to the terminal block securely, ensuring correct polarity.

3. Grounding: Properly ground the unit to prevent electrical noise and improve safety.

4. Redundancy Setup: If using redundancy, ensure both power supply modules are properly configured and mounted.

5. Ventilation: Maintain adequate clearance (minimum 50 mm) around the unit for airflow and heat dissipation.

6. Module Replacement: Utilize hot-swap functionality for maintenance without powering down the entire system.

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FAQ (Frequently Asked Questions)

Q1: What is the primary function of the 140CPS12420 module?
A1: The 140CPS12420 is designed to supply 24V DC power at up to 20A to the backplane of a Quantum PLC system. It ensures that the CPU and other I/O modules receive stable and reliable power.

Q2: Can the 140CPS12420 support redundant power configurations?
A2: Yes, it supports redundant power setups when paired with another compatible power module. This enhances system reliability and reduces the risk of failure due to power loss.

Q3: What type of power input does the module require?
A3: It requires an AC input voltage between 90 and 264V, making it compatible with a wide range of industrial power supplies.

Q4: How is the module installed in the Quantum system?
A4: The module is rack-mounted and installed in the leftmost slot of a Quantum rack. It connects directly to the backplane and distributes power to other modules.

Q5: Does this module have built-in protection features?
A5: Yes, it includes overload, overvoltage, over-temperature, and short-circuit protection to safeguard both the module and the entire PLC system.

Q6: Is the 140CPS12420 hot-swappable during operation?
A6: Yes, the module is hot-swappable, allowing it to be replaced without shutting down the PLC system, minimizing downtime during maintenance.