Product Overview
The SIEMENS 6ES7313-5BG04-0AB0 is a compact and high-performance CPU module from the renowned SIMATIC S7-300 series, designed to deliver exceptional processing power and integrated I/O capabilities for demanding industrial automation applications. Known as the CPU 313C, this module combines a powerful microprocessor with extensive onboard digital and analog I/O, making it an ideal solution for applications requiring both high-speed logic processing and direct process signal connection. The SIEMENS 6ES7313-5BG04-0AB0 features a 128KB work memory, supports up to 1024 blocks (DBs, FCs, FBs), and executes bit instructions in just 70 nanoseconds, providing the processing speed necessary for complex control tasks .
The SIEMENS 6ES7313-5BG04-0AB0 distinguishes itself through its integrated I/O configuration, offering 24 digital inputs and 16 digital outputs, as well as 4 analog inputs, 2 analog outputs, and 1 dedicated Pt100 input for temperature measurement . This comprehensive onboard I/O eliminates the need for additional I/O modules in many applications, reducing system cost and panel space. The SIEMENS 6ES7313-5BG04-0AB0 also incorporates three high-speed counters capable of operating at frequencies up to 30 kHz, along with frequency measurement and pulse width modulation (PWM) functions, enabling precise control of motion and process applications . A built-in MPI (Multi-Point Interface) supports communication with programming devices, operator panels, and other S7-300/400 CPUs, while the integrated 24V DC power supply simplifies system configuration. The SIEMENS 6ES7313-5BG04-0AB0 requires a SIMATIC Micro Memory Card (MMC) for program storage and data backup, providing a maintenance-free solution for program and data retention .
Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model | 6ES7313-5BG04-0AB0 |
| Manufacturer | Siemens |
| Product Type | Compact CPU Module |
| Series | SIMATIC S7-300, CPU 313C |
| Work Memory | 128 KB |
| Load Memory | MMC Required (up to 8 MB) |
| Digital Inputs | 24 (integrated) |
| Digital Outputs | 16 (integrated) |
| Analog Inputs | 4 AI + 1 Pt100 (integrated) |
| Analog Outputs | 2 AO (integrated) |
| High-Speed Counters | 3 channels (up to 30 kHz) |
| Frequency Measurement | 3 channels (up to 30 kHz) |
| PWM Outputs | 3 channels (up to 2.5 kHz) |
| Bit Instruction Time | 0.07 µs (70 ns) |
| Word Instruction Time | 0.15 µs |
| Fixed-Point Math Time | 0.2 µs |
| Floating-Point Math Time | 0.72 µs |
| Total Blocks | Up to 1024 (DBs, FCs, FBs) |
| S7 Counters | 256 |
| S7 Timers | 256 |
| Process Image Input | 128 bytes / 1024 bytes (configurable) |
| Process Image Output | 128 bytes / 1024 bytes (configurable) |
| Communications Interface | MPI (RS485), up to 187.5 kbps |
| MPI Connections | Max. 8 (PG/OP and S7 basic communication) |
| Supply Voltage | 24V DC |
| Current Consumption (rated) | 580 mA |
| Power Loss (typical) | 9 W |
| Operating Temperature | 0°C to 60°C |
| Dimensions (W×H×D) | 120 × 125 × 130 mm |
| Weight | Approx. 660-710 g |
| Certifications | CE, UL, ATEX, CSA |
| Programming Languages | LAD, FBD, STL |
| Required Front Connector | 2 × 40-pole (not included) |
| MMC Requirement | Yes, required for operation |
Main Features and Advantages
Integrated I/O for Direct Process Connection: The SIEMENS 6ES7313-5BG04-0AB0 offers extensive onboard I/O that significantly reduces system complexity and cost. With 24 digital inputs and 16 digital outputs, the module can directly connect to sensors, actuators, and control devices without additional I/O modules. The SIEMENS 6ES7313-5BG04-0AB0 also features 4 analog inputs, 2 analog outputs, and a dedicated Pt100 input for temperature measurement, enabling direct connection to analog process signals . This integration makes the SIEMENS 6ES7313-5BG04-0AB0 particularly valuable for compact machine control applications where panel space is limited and system cost must be optimized.
High-Speed Processing and Advanced Technology Functions: The SIEMENS 6ES7313-5BG04-0AB0 delivers exceptional processing speed with a bit instruction execution time of just 70 nanoseconds and floating-point math in 0.72 microseconds . This processing power ensures rapid response to process events and enables complex control algorithms to execute efficiently. The SIEMENS 6ES7313-5BG04-0AB0 incorporates three high-speed counters capable of 30 kHz operation, three frequency measurement channels, and three pulse-width modulation outputs (2.5 kHz sampling frequency) . These integrated technology functions enable direct connection to incremental encoders, speed sensors, and PWM-controlled actuators, eliminating the need for specialized function modules in many applications. The module also includes integrated PID control capability, further expanding its versatility for closed-loop control applications .
Flexible Communication and Expansion: The SIEMENS 6ES7313-5BG04-0AB0 features a built-in MPI (Multi-Point Interface) that supports communication with up to 8 simultaneous connections, including programming devices, operator panels, and other S7-300/400 CPUs . The MPI interface enables global data communication for simple networking of up to 16 CPUs, as well as PG/OP communication for programming and operator interface. The SIEMENS 6ES7313-5BG04-0AB0 supports system expansion with up to 4 racks and 8 modules per rack, accommodating up to 31 modules for extensive I/O requirements . The module’s 128KB work memory and support for up to 1024 blocks provide ample capacity for complex user programs, while the MMC interface allows program storage and data backup on cards up to 8 MB, ensuring program security and easy replacement .