SIMATIC S7-300

The SIMATIC S7-300 is used in many applications worldwide and has been proven successful millions of times. The SIMATIC S7-300 universal Controllers saves on installation space and features a modular design. A wide range of modules can be used to expand the system centrally or to create decentralized structures according to the task at hand, and facilitates a cost-effective stock of spare parts.

  • Modular Design: Easily expandable with various CPU, digital/analog I/O, and communication modules for customized solutions.
  • High Performance: Fast processing speeds for short cycle times, suitable for demanding applications.
  • Scalability: Handles up to 1000 I/Os, scalable from simple tasks to complex automation.
  • Integrated Communication: Built-in MPI, PROFIBUS-DP, and Ethernet (PROFINET on newer CPUs) for networking and HMI.
  • Advanced Functions: Includes high-speed counters (up to 60kHz), PWM outputs, and motion control capabilities.
  • Memory: Supports Micro Memory Cards for project storage, archiving, and maintenance-free operation.
  • Programming Software: Compatible with Siemens’ Totally Integrated Automation (TIA) Portal (or STEP 7), simplifying configuration and diagnostics.
  • Rugged & Reliable: Industrial-grade construction for reliable operation in harsh environments.
  • Power & Diagnostics: Efficient power supplies (e.g., 24V DC) with integrated diagnostics and LEDs for status. 
  • Special Machinery: Textile machines, packaging machines, machine tools, general equipment.
  • Process Industries: Food & beverage (batching, filling), water/wastewater treatment (pump control).
  • Energy & Utilities: Smart grids, renewable energy integration, power management.
  • Factory Automation: Reliable control for complex production lines. 
  • Power: Requires 24V DC, with PSUs converting 110/230V AC to 24V DC.
  • Memory: Uses Micro Memory Cards (MMC) for program/data, with capacities varying (e.g., 64KB to 512KB).
  • Processing: Fast bit operation (min 0.07 µs).
  • Communication: MPI (Multi-Point Interface), PROFIBUS DP (DP/V1), PROFINET (on newer CPUs like 317-2 PN/DP).
  • I/O (Varies by CPU): Compact CPUs offer integrated digital/analog inputs/outputs (e.g., 24 DI, 16 DO, 4 AI, 2 AO on some models).
  • Special Features: High-speed counters (up to 60kHz), PWM outputs, pulse outputs for simple motion control, diagnostic LEDs.
  • Programming: Programmed using SIMATIC Manager software.
  • Operating Conditions: Tolerates wide environmental ranges (e.g., 0°C to 60°C). 
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