Siemens 6ES7356-4BN00-0AE1 PLC | Compact Controller

Flexible Logic Controller for Small Applications

This programmable logic controller handles basic automation tasks with an integrated HMI display. It combines logic execution with operator interface functionality. Many small-scale machines incorporate this unit for standalone control solutions. The controller offers straightforward programming and intuitive operation.

Technical Specifications

Parameter	Specification
Model	6ES7356-4BN00-0AE1
Dimensions	120 mm × 80 mm × 62 mm (W × H × D)
Weight	0.45 kg
Power Supply	24 V DC
Power Consumption	8 W typical
Program Memory	4 KB (approx. 1,200 instructions)
Data Memory	2 KB
Display Type	LCD with backlight
Display Size	4 lines × 20 characters
Digital Inputs	8 × 24 V DC (sink/source)
Digital Outputs	6 × 24 V DC, 0.5 A (transistor)
Onboard I/O Count	14 (8 inputs, 6 outputs)
Max I/O Expansion	38 (using expansion modules)
Built-in Communication	1 × RS-485 (PPI, MPI, freeport)
Real-Time Clock	Yes (battery-backed)
Timer/Counter	128 timers, 128 counters
Interrupts	14 hardware, 2 software
Operating Temperature	0°C to +55°C
Storage Temperature	-40°C to +70°C
Humidity Range	5% to 95% RH (non-condensing)
Protection Class	IP20
Certifications	CE, UL, cULus

Integrated HMI and Operator Interface

This controller includes an LCD display with 4 lines of 20 characters. The screen shows process values, status messages, and operator prompts. Users can customize display content for specific applications. This integrated HMI eliminates the need for separate operator panels.

I/O Configuration and Onboard Features

The unit provides 8 digital inputs and 6 transistor outputs onboard. Inputs accept 24 V DC signals from sensors and pushbuttons. Outputs drive small solenoids, relays, and indicator lamps directly. This built-in I/O supports basic automation tasks effectively.

Processing Performance and Memory

Program memory holds 4 KB or approximately 1,200 instructions. Data memory provides 2 KB for process variables. The controller executes bit instructions quickly for moderate applications. This memory capacity suits small to medium programs.

Communication and Networking

A built-in RS-485 port supports PPI, MPI, and freeport protocols. This port connects to programming devices and HMIs. Users can implement custom communication for specific requirements. The port operates up to 187.5 kbps for data exchange.

Display Functions and User Interface

The LCD displays 4 lines of text for operator information. Users can read current process values directly from the front panel. Diagnostic messages help troubleshoot operational issues quickly. This interface improves operator interaction with the machine.

Certifications and Quality Standards

The 6ES7356-4BN00-0AE1 holds CE, UL, and cULus certifications. These approvals confirm compliance with international safety standards. Each unit undergoes quality testing before shipment. This commitment ensures reliable operation.