140CPU67260 Schneider Modicon Quantum Redundant CPU Datasheet

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Schneider Electric 140CPU67260 Modicon Quantum Unity Hot Standby Processor The Schneider Electric 140CPU67260, also cataloged as the 140CPU67260 Unity Hot...

رمز المنتج: 140CPU67260

Manufacturer: Schneider
Product No.: 140CPU67260
Product Type: CPU Processors
Product Origin: France
Payment:T/T, Western Union
Weight: 1110g
Shipping port: Xiamen
Warranty: 12 months

وصف التقييمات

Schneider Electric 140CPU67260 Modicon Quantum Unity Hot Standby Processor

The Schneider Electric 140CPU67260, also cataloged as the 140CPU67260 Unity Hot Standby Processor, operates as a high-availability programmable logic controller designed for high-uptime execution within Modicon Quantum automation platforms. Featuring an integrated multimode fiber-optic Ethernet synchronization port, this processor works in pairs to execute real-time redundancy strategies. By establishing continuous data mirroring between a primary and a standby unit, this hardware component ensures bumpless process bumpless control transfer during an unexpected hardware, rack power, or sub-network disruption.

Hardware Specifications

Parameter	Specification
Model	140CPU67260
Brand	Schneider Electric (Modicon)
Origin	France
Weight	1.11 kg (2.44 lbs) net / 1.30 kg gross packaging weight
Dimensions	Standard single-slot Modicon Quantum module housing
Operating Temp	0 to 60 deg C
Power Consumption	Requires 2.76 A maximum bus current at 5 V DC
Processor Type	High-Performance RISC Central Processing Unit
Clock Speed	266 MHz
Internal RAM	3072 kB integrated RAM (1536 kB allocated for data registers)
Program Memory	Expandable up to 7168 kB via PCMCIA CardBus slots
Storage Memory	Expandable up to 8 MB via PCMCIA memory extensions
Execution Performance	~0.1 microseconds per single Boolean instruction
Chassis Capacities	Compatible with 2, 4, 6, 10, and 16-slot Quantum backplanes
Network Drop Capacity	2 local racks, 31 remote I/O stations (across 2 racks)
Distributed I/O Limits	63 stations across 1 rack and 3 Modbus Plus networks maximum
Communication Ports	1 x Multimode Fiber Ethernet (HSBY sync link), 1 x Modbus RS232, Modbus Plus
Option Modules	Supports up to 6 optional backplane network cards (Ethernet, Profibus)
Battery Backup	Lithium battery on chassis for volatile register data retention
IP Degree of Protection	IP20
Certifications	CE, UL 508, CSA, IEC 61131-2, Marine Certifications

Hot Standby Synchronization and Network Topology

This dual-unit processor module utilizes an integrated optical transceiver fabric to synchronize runtime memory structures without relying on external network option cards. The dedicated multimode fiber Hot Standby (HSBY) interface links the primary and standby controllers directly, transmitting state variables, active force tables, system status bits, and I/O status words on every cyclic scan. This deterministic link maintains strict memory parity between both nodes. If the primary processor experiences an unrecoverable internal logic fault or backplane bus power interruption, the standby module assumes control of the remote and distributed network Drops within milliseconds, preventing state shifts in active field elements.

Frequently Asked Questions

Q: What type of fiber-optic cabling is required to connect the primary and standby 140CPU67260 modules?

A: The integrated Hot Standby port requires standard multimode fiber-optic cables terminated with SC-type mechanical connectors. The link operates at a specific optical wavelength tuned for short to medium distances, ensuring high-speed data transmission between adjacent control racks inside the same electrical room.

Q: Can the 140CPU67260 application program memory be modified online while the Hot Standby system is running?

A: Yes, the Unity Pro / EcoStruxure Control Expert programming software supports online configuration changes in a Hot Standby pair. The programming software handles updates through a multi-step sequence: it downloads the logic modification to the Standby processor first, executes a commanded switchover to make that unit the Primary controller, and then updates the second module to re-establish complete structural synchronization.

Q: What modern Schneider Electric platform directly replaces this discontinued Quantum module?

A: The direct functional replacement for the 140CPU67260 is the Modicon M580 ePAC system, specifically the BMEH584040 Redundant Processor Module. Migrating to the M580 platform updates the architecture to a native Ethernet backplane backbone, provides advanced embedded cybersecurity protections (Achilles Level 2 certification), and integrates into modern industrial automation networks.

Field Installation Guidelines

Slot Allocation Restrictions: Insert the processor module exclusively into the designated slot next to the main backplane power supply module to establish stable physical mapping with the parallel system bus traces.
Optical Port Hygiene: Keep the protective plastic dust caps inserted into the SC fiber ports at all times when cables are disconnected. Clean the fiber ferrule tips with specialized industrial solvent wipes before final insertion to prevent signal attenuation from airborne dust.
Battery Circuit Verification: Ensure that the lithium backup battery is active on the chassis before downloading the system application, confirming long-term data retention during planned plant shutdowns.
Thermal Management: Enforce a minimum vertical clearance of 80 mm above and below the Quantum chassis assembly to facilitate proper convection cooling, keeping the ambient operational envelope below the 60 deg C ceiling.

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