SIMATIC S7-1200 CPU 1211C Compact Controller

Siemens SIMATIC S7-1200 CPU 1211C Compact Controller

The Siemens 6ES7211-1AE40-0XB0 provides essential automation control in a space-saving design. This CPU 1211C model offers a practical mix of digital and analog I/O. It serves as a cost-effective solution for small-scale automation applications.

Key Technical Specifications

• Brand: Siemens
• Model: 6ES7211-1AE40-0XB0
• Product Type: SIMATIC S7-1200, CPU 1211C Compact CPU
• Supply Voltage: DC 20.4 - 28.8 V DC with reverse polarity protection
• Program Memory: 50 KB integrated work memory
• Load Memory: 1 MB integrated, expandable via SIMATIC Memory Card
• Onboard Digital Inputs: 6 points at 24V DC
• Onboard Digital Outputs: 4 points at 24V DC, 0.5A capacity
• Onboard Analog Inputs: 2 channels, 0-10V DC voltage input

Integrated I/O Capabilities

• Six digital inputs with 24V DC signal compatibility
• Three inputs support high-speed counting up to 100 kHz
• Four digital outputs with 0.5A switching capacity
• All four outputs capable of 100 kHz pulse train generation
• Two analog inputs for 0-10V signals with 10-bit resolution

Processing Performance

• Fast processing speed: 0.08 µs for bit operations
• Efficient floating point arithmetic: 2.3 µs per instruction
• 10 KB retentive memory for data preservation
• Integrated real-time clock with 480-hour backup
• Support for up to 65,535 program blocks

Communication and Networking

• PROFINET interface for industrial Ethernet communication
• Supports both IO Controller and IO Device roles
• Open IE communication with TCP/IP, ISO-on-TCP, and UDP
• Integrated web server with user-defined pages
• MODBUS protocol support for device integration

System Expansion and Installation

• Compact dimensions: 90 x 100 x 75 mm (W x H x D)
• Lightweight design at approximately 370 grams
• Supports 1 signal board for additional I/O points
• Accepts up to 3 communication modules
• Operating temperature: -20 °C to 60 °C horizontal

Motion Control and Advanced Functions

• Integrated motion control for positioning applications
• Supports up to 8 position-controlled axes
• Four high-speed outputs for pulse-direction control
• PID controller functionality for process control
• Six high-speed counters for precise measurement

Industrial Durability and Compliance

• IP20 protection rating for industrial environments
• Vibration resistance: 2G wall mounting, 1G DIN rail
• Comprehensive EMC immunity against interference
• Multiple safety certifications: UL, cULus, FM, CE, RCM
• 95% maximum humidity operation without condensation

Frequently Asked Questions

• What programming software is required?
  You need STEP 7 (TIA Portal) V14 or higher for programming.
• Can I expand the digital I/O capabilities?
  Yes, with signal boards for additional input or output points.
• What is the maximum output current?
  Digital outputs provide 0.5A per point with 0.5A total rating.
• Does it support high-speed counting?
  Yes, three inputs support counting up to 100 kHz frequency.

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