Siemens SIMATIC S7-300, CPU 314C-2PN/DP 6ES7314-6EH04-0AB0

Specification Sheet for Siemens SIMATIC S7-300, CPU 314C-2PN/DP 6ES7314-6EH04-0AB0

Basic Information

• Product Model: 6ES7314-6EH04-0AB0

• Product Series: SIMATIC S7-300

• CPU Type: CPU 314C-2PN/DP

• Application Areas: Chemical, Electronics, Electrical, Process Automation, and other industrial automation fields requiring high-speed communication and distributed I/O

Hardware Characteristics

• Integrated Interfaces:

• 2 x PROFINET (PN) ports for high-speed Ethernet communication

• 1 x PROFIBUS DP (DP) master/slave port for fieldbus communication

• MPI interface (optional, depending on configuration)

• Power Supply: Built-in 24 V DC, allowing a range of 20.4 V to 28.8 V

• Power Protection: External protection recommended (for power supply cables)

• Storage Media: Internal flash memory (no external MMC required for basic operation)

Memory Configuration

• Working Memory: 96 KByte

• Load Memory: Internal flash memory with sufficient capacity for program and data storage

• Retentive Memory: For retentive data blocks, size is configurable within available memory

Programming Environment

• Supported Software: STEP 7 V5.5 + SP1 or higher, TIA Portal (Totally Integrated Automation Portal) for newer versions

Processing Capabilities

• Bit Operation Time: Approximately 0.1 µs

• Word Operation Time: Approximately 0.24 µs

• Fixed-Point Arithmetic Operation Time: Approximately 0.32 µs

• Floating-Point Arithmetic Operation Time: Approximately 1.1 µs

• Enhanced processing power for complex control algorithms and high-speed communication tasks

Additional Features

• Program Block Quantities:

• Maximum number of Data Blocks (DBs): Configurable, limited by internal memory capacity

• Maximum number of Function Blocks (FBs) and Functions (FCs): Configurable, limited by internal memory capacity (each with a maximum size configurable)

• Types and quantities of Organization Blocks (OBs): Including OB1, OB10-OB17, OB30-OB38, OB80-OB87, OB100-OB102, OB121-OB122, and more, depending on firmware 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

• High-speed communication capabilities via PROFINET and PROFIBUS DP

• Support for distributed I/O and intelligent field devices

• Advanced diagnostics and error handling features