The 6ES7211-1AE40-0XB0 is a compact CPU module from Siemens’ SIMATIC S7-200 SMART series, specifically the CPU SR12 model. Designed for small-scale automation tasks, it combines processing functionality, built-in digital I/O, and essential communication features in a space-saving form factor, making it ideal for controlling simple machinery, standalone equipment, or localized small processes where efficiency and cost-effectiveness are prioritized.
Key Features & Specifications:
- Digital I/O Configuration: Equipped with 6 digital inputs and 2 digital outputs (8 total I/O points) for direct interaction with industrial sensors and actuators:
- Inputs: 24 V DC (sinking/sourcing) with fast response times, compatible with devices like limit switches, photoelectric sensors, or proximity detectors.
- Outputs: Transistor-type (24 V DC), optimized for switching low-power DC loads such as small relays, solenoids, or indicator lights.
- Processing Capability: Features a reliable microprocessor tailored for basic logic operations, timer/counter functions, and simple arithmetic tasks. It delivers efficient instruction execution (e.g., basic logic in ~0.15 µs), ensuring responsive control in time-sensitive small-scale applications.
- Memory: Includes 6 KB of program memory (for storing user logic) and 8 KB of data memory (for variables, timers, and counters), sufficient for typical small automation tasks and allowing limited program expansion.
- Communication: Integrates a built-in PROFINET interface (Ethernet port) to support industrial Ethernet communication. This enables easy connection to HMI panels (e.g., SIMATIC HMI SMART Line), programming devices, or other PROFINET-enabled equipment, facilitating simplified network integration and remote monitoring.
- Expandability: Supports up to 2 expansion modules (e.g., additional digital I/O, analog I/O, or communication modules), allowing users to scale I/O capacity or add specialized functions as application requirements evolve.
Integration & Compatibility:
- Power Supply: Operates on DC 24 V, suitable for systems with direct current power sources, such as mobile equipment, battery-backed setups, or DC-powered machinery.
- Programming: Configured and programmed using Siemens’ TIA Portal software (version V13 and later), which offers an intuitive environment for ladder logic, structured text, or function block diagram programming, simplifying setup and maintenance.
- Mounting: Designed for DIN rail mounting, fitting compactly into control cabinets alongside other industrial components, saving space in tight enclosures.
Industrial Durability:
- Withstands typical industrial conditions, including an operating temperature range of 0°C to 60°C, and compliance with EMC (electromagnetic compatibility) standards, ensuring reliable performance in factory floors, machine enclosures, or harsh electrical environments.
Applications:
Ideal for entry-level small-scale automation scenarios such as:
- Control of simple standalone machines (e.g., small pumps, fans, or basic packaging tools).
- Localized process control (e.g., material feeding, simple assembly stations, or light-duty conveyors).
- Cost-sensitive setups where minimal I/O and basic logic control are sufficient.
The 6ES7211-1AE40-0XB0 offers a compact, cost-effective solution for small automation needs within the SIMATIC S7-200 SMART ecosystem, balancing functionality and scalability for entry-level applications.
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