Siemens SIMATIC S7-300, CPU 314 CPU WITH MPI 6ES7314-1AF11-0AB0

Specification Sheet for Siemens SIMATIC S7-300, CPU 314 6ES7314-1AF11-0AB0

Basic Information

• Product Model: 6ES7314-1AF11-0AB0

• Product Series: SIMATIC S7-300

• CPU Type: CPU 314

• Application Areas: Chemical, Electronics, Electrical, and other industrial automation fields

Hardware Characteristics

• Integrated Interfaces: MPI interface for communication

• Power Supply: Integrated 24 V DC, with an input voltage range of 19.2 V to 28.8 V

• Power Protection: External protection is recommended for power supply cables

• Storage Media: A Micro Memory Card (MMC) is necessary for load memory

Memory Configuration

• Working Memory: 64 KByte, providing more capacity for program execution and data handling compared to the CPU 312

• Load Memory (MMC): Capacity varies based on the MMC used, but capable of supporting larger programs and data than the CPU 312

• Retentive Memory: Available for retentive data blocks, with the exact size depending on the MMC capacity

Programming Environment

• Supported Software: STEP 7 V5.x (specific version may vary, check latest compatibility list)

Processing Capabilities

• Enhanced processing power compared to the CPU 312, suitable for more complex automation tasks

• Bit Operation Time: Approximately 0.1 µs (similar to CPU 312)

• Word Operation Time: Approximately 0.24 µs (similar to CPU 312)

• Fixed-Point Arithmetic Operation Time: Approximately 0.32 µs (similar to CPU 312)

• Floating-Point Arithmetic Operation Time: Approximately 1.1 µs (similar to CPU 312, but may vary slightly)

Additional Features

• Program Block Quantities:

• Maximum number of Data Blocks (DBs): Specified or typical based on MMC capacity and system configuration

• Maximum number of Function Blocks (FBs) and Functions (FCs): Specified or typical based on MMC capacity and system configuration (each with a maximum size of 32 KByte or as allowed by MMC capacity)

• Types and quantities of Organization Blocks (OBs): Including OB1, OB10, OB20/21, OB32/33/34/35, OB40, OB100, OB80/82/85/87, OB121/122, etc. (exact quantity and types vary based on CPU and configuration)

• Counters and Timers:

• S7 Counters: Unlimited (limited only by RAM capacity), with retentivity

• S7 Timers: Unlimited (limited only by RAM capacity), with retentivity