140CPU65260C

The Schneider Electric 140CPU65260C is a powerful Unity processor module from the Modicon Quantum PLC family, designed for demanding industrial automation and control applications. With a 266 MHz processing core and 3,072 kB internal RAM, this CPU delivers reliable execution and broad system scalability across distributed and remote I/O architectures. Built to integrate seamlessly with legacy and modern plant networks, it supports multiple communication protocols and is engineered for long‑term stability and uptime in complex industrial environments.

Technical Specifications

Parameter	Specification
Product Type	Unity CPU Processor Module
Platform	Modicon Quantum
Processor Speed	266 MHz
Internal RAM	3072 kB
Expandable Memory	via PCMCIA (program up to ~7168 kB; file storage up to 8 MB)
Communication Interfaces	Ethernet TCP/IP, Modbus Plus, Modbus RS‑232/485, USB
Distributed I/O Support	Up to 63 distributed stations
Remote I/O Stations	Up to 31 remote drops
I/O Capacity (Discrete)	Up to 31,744 points per remote network
I/O Capacity (Analog)	Up to 1,984 analog points (remote)
Bus Current Requirement	Approx. 2760 mA
Watchdog & Diagnostics	Integrated status and fault monitoring
Operating Temperature	0 °C to 60 °C
Storage Temperature	–40 °C to 85 °C
Mounting	Standard Modicon Quantum backplane
Dimensions (H×W×D)	Approx. 250 × 110 × 50 mm
Weight	Approx. 1.43 kg

Physical dimensions approximate typical Quantum CPU form factor sizing; conformal coating and rugged industrial build ensure durability.

Recommended Related Models

140NOE77101 Ethernet Communication Module
140CRA93200 Remote I/O Adapter
140XBP01600 Quantum Backplane Rack
140CPS11410C AC Power Supply Module
140CPU65160C Standard Quantum CPU Module

Popular Schneider Electric PLC Modules

BMXP342020 Processor Module
BMXAMI0810 Analog Input Module
BMXDDI1602 Digital Input Module
BMXDDO1602 Digital Output Module
BMXNOC0401 Ethernet Communication Module

Application Scenarios

The 140CPU65260C excels in industrial environments requiring robust control performance and extensive network integration:

Large manufacturing and assembly automation
Water and wastewater treatment control systems
Process automation in oil, gas, and chemical industries
Distributed I/O architectures with high‑density digital and analog control
Legacy Modicon Quantum system upgrades or migration

Key Advantages

Powerful Processing: At 266 MHz with 3,072 kB RAM, this CPU delivers fast execution and supports complex logic loads.
Flexible Communication: Built‑in support for Ethernet, Modbus, and Modbus Plus enables seamless integration with diverse network layers.
Large I/O Capacity: Able to manage tens of thousands of I/O points across local, distributed, and remote stations.
Expandable Memory Architecture: PCMCIA support allows program and file memory to be scaled for growing automation needs.
Industrial Durability: Conformal coating and broad temperature tolerances ensure long service life in harsh settings.

Technical FAQs

What is the processor speed of the 140CPU65260C?
It runs at 266 MHz for high‑speed control performance.
How much internal memory does it have?
It includes 3072 kB of RAM.
Can memory be expanded?
Yes, memory is expandable via PCMCIA cards (program and file).
Which communication protocols are supported?
Ethernet TCP/IP, Modbus Plus, Modbus RS‑232/485, and USB support enhances connectivity.
How many distributed I/O stations can it support?
Up to 63 distributed stations.
What remote I/O capacity does it have?
It supports up to 31 remote drops.
What I/O capacity can it manage?
Up to 31,744 discrete remote I/O points and 1,984 analog remote I/O points.
What are the approximate dimensions?
Approximately 250 × 110 × 50 mm.
What is the module’s weight?
Around 1.43 kg.
Where is this CPU typically used?
It’s widely used in distributed industrial control, process automation, and legacy Modicon Quantum systems.