Product Overview
The Schneider Electric 140CPU42401C is a high speed CPU for Modicon Quantum
automation systems. It handles complex control tasks with stable performance.
Key Advantages
- Fast Boolean processing for real time control
- Strong communication with RS232 and Modbus Plus
- High reliability with built in watchdog
- Conformal coating for harsh environments
- Supports large local and remote I/O systems
Core Identification
- Manufacturer: Schneider Electric
- Model: 140CPU42401C
- Series:
Modicon Quantum
- Product type: CPU module
- Mounting style: Rack mounted
Memory and Processing
- User RAM: 1 MB
- Built in flash memory for program storage
- Boolean execution time: about 0.3 microseconds
- High performance CPU architecture
Communication Interfaces
- One RS232 Modbus port
- One Modbus Plus network port
- Supports multi drop communication
- Stable data exchange in large systems
Power and Electrical Data
- Operating voltage: 5 V DC
- Low internal power consumption
- Designed for continuous operation
System Compatibility
- Works with local Quantum I/O
- Supports remote I/O racks
- Compatible with legacy Modicon systems
Environmental Performance
- Operating temperature: 0 to 60 degrees Celsius
- Conformal coated surface for moisture protection
- Suitable for industrial cabinets
Programming Support
- Full IEC 61131-3 instruction set
- Supports ladder, function block, and structured text
- Easy integration with Schneider software tools
Typical Applications
- Process automation systems
- Manufacturing control lines
- Energy and utility plants
- Large distributed PLC systems
Warranty and Delivery
- Warranty period: 12 months
- Shipping options: FedEx, UPS, DHL
- Secure industrial packaging
Professional FAQ
- Is this CPU suitable for large I/O systems?
Yes. It supports both local and remote I/O racks.
- Why choose Modbus Plus instead of Ethernet?
Modbus Plus offers stable communication in older plants.
- Can this module replace older Quantum CPUs?
Yes. Check memory and port needs before replacement.
- Does conformal coating matter?
It protects against dust and humidity in control rooms.
- How do I select the right Quantum CPU?
Match memory size, network type, and scan speed needs.
Contact Information
- Email:
info@oiltechcontrols.com - WhatsApp:
+86 158 8020 0923
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