Siemens 6ES5526-3LF01 Communication Processor

Technical Specifications Overview

The Siemens 6ES5526-3LF01 communication processor delivers robust networking capabilities for SIMATIC S5 automation systems. This module supports seamless data exchange between controllers and peripheral devices in industrial environments.

The unit operates on a standard 24V DC power supply and maintains stable performance across a -25°C to +60°C temperature range. Its compact housing measures approximately 140mm x 100mm x 60mm and weighs roughly 0.48kg. The module provides multiple communication interfaces including RS232, RS422, and RS485 protocols for versatile system integration.

Parameter	Specification
Manufacturer	Siemens
Model Number	6ES5526-3LF01
Product Family	SIMATIC S5
Power Supply	24V DC
Communication Interfaces	RS232, RS422, RS485
Operating Temperature	-25°C to +60°C
Storage Temperature	-40°C to +85°C
Protection Class	IP20
Dimensions (approx.)	140mm x 100mm x 60mm
Weight (approx.)	0.48kg

Communication and Integration Features

This processor supports data transmission rates from 9600 bps up to 115200 bps, ensuring efficient data flow for control applications. Its forced-ventilated design enhances cooling efficiency during sustained operation. The 6ES5526-3LF01 handles diverse data types including control signals, status updates, and operational data essential for process monitoring. Users can integrate this module into legacy S5-DOS environments, and it also supports monochrome display systems.

Application and Reliability

The 6ES5526-3LF01 communication processor suits demanding industrial settings such as factory automation, process control, and building automation. It delivers stable communication performance even in environments with electrical noise or temperature fluctuations. The IP20 protection rating provides basic defense against solid objects, making the module suitable for control cabinet installations.