140CPU65260C

Configured for programmable logic execution and Ethernet communication management in Modicon Quantum automation platforms, the Schneider Electric 140CPU65260C (140CPU65260C CPU Module) provides direct processor control, memory handling, and network interface functions. This Unity Programmable Automation Controller CPU module integrates a 266 MHz processor, internal RAM, Modbus communication interfaces, and Quantum backplane connectivity.

Hardware Specifications

Parameter	Specification
Model	140CPU65260C
Brand	Schneider Electric
Origin	France
Weight	3.15 lbs
Operating Temp	0 deg C to +60 deg C
Power Consumption	2500 mA at 5.1 VDC via Quantum backplane
Product Line	Modicon Quantum Automation Platform
Module Type	Unity Programmable Automation Controller CPU Module
Processor Type	Intel Pentium processor, 266 MHz
User Memory Capacity	3072 KB internal RAM
Data Memory	7168 KB
Instruction Execution Time	0.045 us Boolean, 0.045-0.09 us Words
Integrated Ethernet Port	1 x RJ45 Ethernet, 10/100 Mbps
Serial Communication Ports	1 x RS-232/485 Modbus/ASCII
Modbus Plus Port	1 x DB9 Modbus Plus
Local/Remote Rack Capacity	Up to 64 local or remote racks depending on network configuration
Backplane Interface	Quantum backplane bus
Battery Support	External lithium battery 140XCP50000 for RAM retention
Environmental Protection	Conformal coating, C-suffix configuration

Modicon Quantum PAC Processing and Network Functions

The 140CPU65260C CPU module provides PLC execution, memory management, and communication processing within the Modicon Quantum architecture. The integrated Ethernet interface supports 10/100 Mbps network communication, while Modbus and Modbus Plus ports provide compatibility with existing industrial communication structures.

The Unity processor architecture supports firmware-based application execution and memory retention through the external lithium battery system. The conformal coating option improves protection against environmental contamination during industrial operation.

The module supports Quantum backplane bus communication with defined current consumption requirements. System expansion is configured through local and remote rack arrangements according to the installed I/O network design.

Frequently Asked Questions

Q: Does the 140CPU65260C support hot-swapping during system operation?
A: The CPU module hot-swap capability depends on the Quantum system architecture and configured redundancy functions. Installation and removal procedures must follow Schneider Electric Quantum platform guidelines.

Q: What power source does the 140CPU65260C require?
A: The module receives operating power through the Quantum backplane bus and consumes 2500 mA at 5.1 VDC according to the provided technical specifications.

Q: How is RAM data retention maintained after power interruption?
A: RAM retention is supported by an external lithium battery module identified as 140XCP50000.

Field Installation Guidelines

Install the 140CPU65260C module directly into the designated Modicon Quantum rack slot with correct backplane alignment. Verify that the rack power supply is disconnected before module insertion or removal.

Connect Ethernet, Modbus, and Modbus Plus communication cables according to network wiring specifications. Keep communication cables separated from high-voltage power conductors to reduce electrical interference.

Terminate cable shields according to plant grounding standards. Avoid creating multiple grounding paths that may introduce circulating currents. Confirm battery installation status before commissioning to maintain RAM retention functions.

Verify firmware compatibility between the CPU module, Unity programming environment, and installed Quantum hardware configuration before application download.

---