Description
Meta Description
Schneider 140CPU67060, discontinued Unity hot standby processor for Modicon Quantum PLC, 266MHz, 512KB memory, multimode fiber Ethernet, for critical redundant process control. Genuine surplus pre-tested spare parts available.

Product Overview
Schneider 140CPU67060 is a Unity Hot Standby redundant processor belonging to the Modicon Quantum PLC platform. This double-slot CPU integrates the main processor and redundant coprocessor, supporting high-speed fiber hot standby synchronization for zero-switchover critical control systems. It was officially discontinued on Dec 31, 2018, and end-of-service will be Dec 31, 2026. Widely used for refinery, power, water, chemical continuous production lines that require high availability control. We supply tested surplus original spare units for maintenance replacement.
Key Features
Hot Standby redundant architecture, multimode optical fiber sync link, max 4km distance between primary & standby rack
266 MHz processor clock, 512KB memory
Programming software: Unity Pro
Built-in multimode Ethernet fiber port, Modbus Plus, Modbus communication
Supports up to 6 X80 Ethernet remote I/O drops; supports 3 Modbus Plus distributed I/O networks
Suitable for 2 local racks; hot standby application prohibits local discrete I/O
CE, UL, CSA certified for industrial heavy-duty environment
Pre-tested before shipment, ready for field replacement
Technical Specifications
| Item | Parameter |
|---|---|
| Model | 140CPU67060 |
| Brand | Schneider Electric |
| Series | Modicon Quantum |
| Type | Unity Hot Standby Processor |
| CPU Frequency | 266 MHz |
| Memory | 512 KB |
| Fiber Type | Multimode Ethernet |
| Hot Standby Link | 100Mbps fiber, max 4km |
| Supported Software | Unity Pro |
| Max X80 Remote I/O | 6 drops |
| Communication | Modbus Plus, Modbus, Fiber Ethernet |
| Discontinued Date | 2018-12-31 |
| End of Service | 2026-12-31 |
Application Scenarios
Petrochemical, oil & gas process control
Power plant boiler & turbine control
Water treatment critical redundant control
Mining continuous process automation
Pharmaceutical batch critical production line
FAQ
Q1: Is 140CPU67060 still in production? A1: No, it was discontinued in 2018, only surplus maintenance spare available. Q2: What is the recommended replacement? A2: Schneider official recommended upgrade: BMEH582040 (Modicon M580 redundant CPU). Note: It is not plug-and-play, whole rack modification & program migration required. Q3: Can it run hot standby with another 140CPU67060? A3: Yes, two identical 140CPU67060 CPUs can form a Unity hot standby pair with multimode fiber. Q4: What is the difference between 140CPU67060 and 140CPU67160 A4: 140CPU67160 has 1024KB memory and higher remote I/O capacity; 140CPU67060 is 512KB basic hot standby version.








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