Siemens 6ES7314-6EH04-4AB1 Compact CPU

Processing speed: 60 ns/binary instruction, 0.59 μs/floating point operation.

Working memory: 192 KB (program execution), supports 8 MB MMC card expansion loading memory.

Power-off protection: Data persistence through MMC card.

Integrated I/O interface

Digital quantity: 24 inputs (DI)/16 outputs (DO), support interrupts and alarms.

Analog quantity: 4 inputs (AI)/2 outputs (AO), support ±10 V, 0-20 mA signals, 12-bit accuracy.

Temperature measurement: 1 Pt100 thermal resistor input, measuring range - 200°C to + 850°C, accuracy ±0.5°C.

High-speed counter: 4 channels, up to 60 kHz, support incremental encoders.

PROFIBUS DP: Master/slave interface, 12 Mbps, 125 slaves can be connected.

PROFINET: Dual-port switch, supports IRT isochronous mode, 100 Mbps.

MPI: 12 connections, 187.5 kbps.

Supply voltage: 24 V DC (19.2-28.8 V), current consumption 880 mA.

Protection: IP20 protection, operating temperature 0°C to + 60°C.

Front connector: 2×40-pin screw contacts (different from spring contact models).

PROFINET + PROFIBUS DP: Siemens 6ES7314-6EH04-4AB1 supports distributed I/O synchronous control and is suitable for hybrid network architecture. For example, robots are connected via PROFINET in the automotive welding line, and sensors and actuators are connected via PROFIBUS DP.

IRT isochronous mode: ensures high-precision synchronization of motion control.

High-speed counting and positioning: 4 60 kHz counters are directly connected to the encoder, supporting PTO (pulse output) and 2.5 kHz PWM control, suitable for packaging machinery labeling positioning.

PID closed-loop control: Siemens 6ES7314-6EH04-4AB1 has built-in temperature, pressure and other parameter self-tuning algorithms, and real-time adjustment of heating power in chemical reactors.

Diagnostic buffer: stores 500 event records, and LED indicators quickly locate hardware faults.

Password protection: Siemens 6ES7314-6EH04-4AB1 supports program block encryption to prevent unauthorized modification.

Hot-swappable modules: Up to 31 modules can be expanded to meet complex system requirements.

Compatibility: Siemens 6ES7314-6EH04-4AB1 is compatible with old S7-300 MMC cards, reducing upgrade costs.

Production Line Synchronous Control: Coordinate robot welding and conveyor line speed in automobile assembly lines.

Packaging Machinery: Filling machines use high-speed counters to accurately control filling volume.

Energy Management: Photovoltaic power stations monitor panel temperature and optimize inverter output efficiency.

Chemical Reactors: Real-time monitoring of temperature and pressure, automatic adjustment of feed valves.

HVAC Systems: Intelligent thermostats dynamically adjust air conditioning modes through PROFINET to achieve energy saving.

Intelligent Lighting: Combine light sensors with digital outputs to support scene-based brightness adjustment.

Conveyor Line Scheduling: Multi-motor synchronous control prevents material accumulation.

Parking Lot Management: Integrate vehicle detectors and barrier machines to achieve automatic billing.

Medical Centrifuges: PID controls speed, and analog inputs monitor vibration and temperature.

Test Benches: Collect sensor data to support dynamic testing and R&D verification.