Schneider Electric 140CPU67261C Hot Standby Processor

Schneider Electric 140CPU67261C Modicon Quantum Hot Standby Processor

The Schneider Electric 140CPU67261C is a high-performance Unity Hot Standby Processor. This robust CPU delivers uninterrupted control for critical industrial automation. It combines powerful processing with extensive I/O and network connectivity in the reliable Modicon Quantum platform.

Core Technical Specifications

• Brand & Model: Schneider Electric 140CPU67261C
• Processor Speed: 266 MHz clock frequency for fast execution.
• Redundancy: Hot Standby configuration ensures fault-tolerant operation.
• Memory: 11,264 kB RAM, expandable via 8 MB PCMCIA card.
• Performance: Handles 10.28K Boolean instructions per millisecond.
• Bus Current: Requires 2760 mA for reliable operation.

System Capacity & I/O Handling

• Supports modular configurations with 2, 4, 6, 10, or 16 slots.
• Manages dual local racks for flexible expansion.
• Handles up to 31,744 remote discrete I/O points.
• Manages up to 1,984 remote analog I/O points.
• Controls 63 distributed I/O stations for wide system coverage.
• Supports 31 remote I/O stations per network (S908, Quantum, X80).

Communication & Connectivity

• Protocols: Ethernet TCP/IP, Modbus Plus, Profibus DP, USB.
• Maximum Networks: Up to 6 Ethernet, 6 Modbus Plus, 6 Profibus DP.
• Integrated Ports: 1 Modbus Plus, 1 Modbus, 1 USB, 1 fiber optic link.
• Fiber Distance: Hot Standby interconnect supports up to 16 km.
• Features an Ethernet router function for network management.

Packaging & Shipping

• Package Includes: One (1) Schneider Electric 140CPU67261C processor unit.
• Package Dimensions: 12.8" L x 7.3" W x 4.3" H (32.5 x 18.5 x 11.0 cm).
• Package Weight: 3.245 lbs (1.472 kg).
• Shipping: Fast global delivery via FedEx, UPS, or DHL.
• Product is packed securely to prevent transit damage.

Environmental & Compliance

• Protected by Humiseal 1A33 conformal coating for durability.
• Suitable for harsh industrial environments.
• Certifications: UL, CSA, CE, ATEX Zone 2, IEC-Ex, GOST.
• Complies with major industrial safety and quality standards.

Frequently Asked Questions (FAQ)

What is the main purpose of the 140CPU67261C processor?

This Modicon Quantum processor provides a reliable, fault-tolerant solution. It is designed for applications where system downtime is unacceptable and continuous operation is critical.

How does the Hot Standby feature work in this CPU?

A secondary processor runs in perfect sync with the primary unit. It takes over control instantly if a fault occurs in the primary, ensuring seamless operational continuity with no interruption.

What is the maximum number of Ethernet networks I can configure?

You can configure up to 6 independent Ethernet TCP/IP networks with this 140CPU67261C CPU. This provides excellent connectivity for complex control systems.

Can I use local I/O racks with this Hot Standby CPU?

No, the Hot Standby configuration does not permit the use of local I/O racks. This design ensures maximum system integrity and reliability for the redundant architecture.

Why should I choose this for a new automation project?

It offers the ideal balance of proven redundancy, high-speed processing, and scalable I/O capacity. The Schneider Electric Modicon Quantum platform delivers trusted performance for demanding control systems.

What type of fiber optic cable is needed for Hot Standby link?

You need single-mode fiber optic cables with LC connectors. The system supports distances up to 16 kilometers between the primary and secondary PLCs.

How do I expand the memory of this processor?

You can expand file storage capacity using an 8 MB PCMCIA memory card. This provides additional space for program documentation and data logging.