6ES7212-1AE40-0XB0

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6ES7212-1AE40-0XB0

Siemens 6ES7212-1AE40-0XB0 (CPU 1212C DC/DC/DC) is a compact PLC of SIMATIC S7-1200 series, with expanded built-in 8 DI/6 DO/2 AI, PROFINET communication and stable performance, ideal for small to medium-sized automation control scenarios such as standalone equipment and simple production lines.

The 6ES7212-1AE40-0XB0 is a compact Programmable Logic Controller (PLC) belonging to Siemens’ SIMATIC S7-1200 series, specifically the CPU 1212C DC/DC/DC model. It is engineered for small to medium-sized automation systems, featuring expanded built-in I/O ports, reliable PROFINET communication, and stable performance, making it an ideal choice for standalone equipment, simple production lines, and basic process control tasks. I. Core Specifications

  • Order Number: 6ES7212-1AE40-0XB0

  • Product Series: SIMATIC S7-1200

  • CPU Model: CPU 1212C (Compact Type)

  • Power Supply Type: DC/DC/DC (Power supply, input, and output are all DC)

  • Operating Voltage: 24 V DC (Allowable range: 20.4-28.8 V DC)

  • Built-in I/O:

  • Digital Input (DI): 8 × 24 V DC (supports high-speed counting function for simple motion control needs)

  • Digital Output (DO): 6 × 24 V DC transistor output (suitable for driving small loads in automation scenarios)

  • Analog Input (AI): 2 × 0-10 V DC (10-bit resolution, meeting basic analog control requirements)

Memory: Program/data memory 50 KB; integrated 1 MB ROM; expandable with SIMATIC memory card for flexible storage expansion

Firmware Version: V4.5 (Requires STEP 7 V17 or higher for programming, compatible with TIA Portal development environment)

Communication Interface: 1 × PROFINET/Ethernet (Supports S7, TCP/IP, ISO-on-TCP, enabling convenient networking with upper computers and other devices)

Expansion Capability: Up to 3 Communication Modules (CM) + 1 Signal Board (SB), allowing function expansion according to actual application needs)

Mounting Method: DIN rail mounting (110 mm width), wall mounting, compact design for space-saving in control cabinets)

Protection Class: IP20 (suitable for indoor industrial control cabinet installation)

Operating Temperature: -20°C to +60°C (adapting to harsh industrial working environments)

II. Product Features

  1. Expanded I/O Capacity: Compared with CPU 1211C, it has more built-in digital I/O ports (8 DI + 6 DO), which can directly connect more sensors and actuators, reducing the need for additional expansion modules and saving costs).

  2. Compact & Space-Saving: Integrated CPU + I/O design, compact structure, small footprint, suitable for small control cabinets and compact installation scenarios, effectively utilizing space).

  3. Stable & Reliable Performance: Equipped with 24 VDC sensor power supply, supports wide voltage input and reverse polarity protection, battery-free data backup, ensuring stable operation in complex industrial environments).

  4. Flexible Communication: Standard PROFINET interface supports S7 communication, facilitating networking with other S7 series PLCs, touch screens and upper computers, and can be configured as a communication client for data interaction).

  5. Easy Programming & Debugging: Supports LAD, FBD, SCL and other programming languages, compatible with TIA Portal development environment, simple operation and convenient debugging, reducing the difficulty of programming and maintenance).

III. Typical Applications

  • Control of small to medium-sized standalone equipment (such as packaging machines, conveyors, testing stations, small pumps and fans)

  • Logic control and real-time status monitoring of simple production lines, realizing automatic operation of the production process)

  • Basic analog closed-loop control (such as temperature, pressure, liquid level control in small-scale production processes)

  • Local control unit for small-scale automation systems, supporting data interaction with the upper monitoring system through PROFINET)