A Versatile CPU for Diverse Industrial Control Applications
The Schneider 140CPU21304 is a central processing unit for the Modicon Quantum automation platform. This reliable controller delivers versatile solutions across manufacturing and process control. Furthermore, it effectively serves energy management and building automation applications.
Engineered for Robust System Performance and Scalability
This CPU features a 64k discrete memory capacity for handling complex logic and data. It supports a flexible mix of up to 64 digital inputs and 64 digital outputs locally. Moreover, the 140CPU21304 scales significantly by supporting up to 31 remote I/O drops.
Detailed Technical Specifications and Communication
The Schneider 140CPU21304 provides deterministic performance with fast logic execution. Its comprehensive technical parameters are detailed in the specification table below.
| Parameter Category | Specification |
|---|---|
| Manufacturer & Model | Schneider Electric 140CPU21304 |
| Product Category | Programmable Logic Controller (PLC) / CPU Module |
| Compatible Platform | Modicon Quantum Series |
| Discrete Memory Capacity | 64 k (for logic, timing, counting, and data storage) |
| Local Digital I/O Capacity | Supports up to 64 Inputs and 64 Outputs (in any combination) |
| System Scalability | Supports up to 31 remote I/O drops |
| Network Support | Up to 3 simultaneous networks per system |
| Logic Solve Time | 0.3 ms/k to 1.4 ms/k (depending on instruction mix) |
| Serial Communication Port | 1 x RS-232 port for programming and peer communication |
| Network Communication Port | 1 x RS-485 port supporting Modbus and Modbus Plus (MB+) protocols |
| Physical Dimensions | Standard Quantum single-slot form factor |
| Primary Power | 5V DC from the Quantum system backplane |
| Module Weight | Approximately 0.5 kg (typical for Quantum CPU) |
| Key Internal Components | Central processor, system memory, communication controllers |
Facilitating Seamless Network Integration and Communication
This CPU module includes dedicated serial and network ports for robust connectivity. The RS-485 port enables high-speed peer-to-peer communication via Modbus Plus. Consequently, the 140CPU21304 easily integrates into larger distributed control and SCADA architectures.
Delivering Tailored Solutions for Modern Automation
With its balanced performance and scalability, this Schneider CPU meets diverse control needs. Its fast logic solve time ensures responsive control for demanding sequential and process applications. Ultimately, the Schneider 140CPU21304 provides a solid foundation for reliable and expandable automation systems.
Details
| Weight | 0.91 kg |
|---|---|
| Dimensions | 110 × 55 × 90 mm |



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