Description:

The Modicon 140CHS11000 Hot Standby Module is a redundancy module used in Modicon Quantum PLC automation systems. Commonly installed in critical industrial control systems to provide seamless failover and continuous operation between primary and standby processors. Maintenance teams, OEMs, and system integrators use this module for replacement, retrofit, and ensuring high-availability control system performance.

Applications:

The Modicon 140CHS11000 Hot Standby Module is used in industrial automation systems requiring system redundancy and uninterrupted operation, including process control, power generation, oil and gas, and manufacturing lines. It is ideal for applications that demand high reliability, fault tolerance, and continuous system uptime during controller failure scenarios.

Technical Specifications:

• Brand: Schneider Electric / Modicon
• Part Number: 140CHS11000
• Product Type: Hot Standby Module
• Series: Modicon Quantum
• Function: Redundancy / Hot standby synchronization
• Transmission Rate: 10 Mbit/s
• Communication Medium: Fiber optic (3 m)
• Switching Time: 13–48 ms
• Compatibility: Quantum PLC CPUs (IEC and LL984)
• I/O Type: 800 Series / SyMax remote I/O
• Electrical Connection: RJ45 connectors (fiber optic Tx/Rx)
• Bus Current Requirement: 700 mA
• Operating Temperature: 0°C to 60°C
• Application: Redundant PLC control systems

Common Replacements:

• Modicon 140CHS21000
• Modicon 140CHS32000
• Schneider BMXCHS0200