Overview
The Modicon AS-S911-800 is a hot standby processor module designed for the Modicon 800 Series PLC systems. This processor delivers redundancy and automatic switchover capabilities to ensure continuous operation in mission-critical industrial automation environments. By maintaining an active and standby processor configuration, the AS-S911-800 minimizes downtime and enhances overall system reliability when unexpected failures occur.
Key Features
- Hot standby functionality with automatic switchover for seamless redundancy
- Coordinates operation, data transmission, and program logic execution across I/O modules
- High compatibility with Modicon 800 Series racks and I/O modules
- Slot-type installation for quick on-site maintenance or module replacement
- Stable input acquisition and output response suitable for time-critical systems
- Built-in program storage and data caching for reliable operation in complex environments
Technical Specifications
- Product Type: Hot Standby Processor Module
- Series: Modicon 800 Series
- Model: S911
- Installation: Slot-type (rack-mounted)
- Weight: Approximately 1.120 kg
- Manufacturer: Modicon Inc. (AEG Company)
Typical Applications
- Continuous production control in chemical, power, metallurgy, and building materials industries
- Data integration and scheduling in distributed control systems
- Mission-critical process automation requiring redundancy
- Systems requiring automatic failover and high availability
- Industrial control environments with demanding uptime requirements
Compatibility & Replacements
Compatible With
- Modicon 800 Series PLC racks
- Modicon 800 Series I/O modules
- Standard Modicon control systems requiring redundancy
- Distributed control systems (DCS)
Replaces / Drop-In Replacement For
The AS-S911-800 serves as the processor module for hot standby configurations within Modicon 800 Series systems. Related processor models in the series include the AS-S911-801. Verify compatibility with your system integrator before ordering to confirm the correct configuration for your redundancy setup.
Works With
- Modicon 800 Series programming software
- Modicon standard rack configurations
- Industrial automation control systems using Modicon architecture
- Legacy PLC systems requiring processor replacement or redundancy upgrades
