Siemens 6ES5458-7LA12 Digital Output Module

Technical Specifications and Output Capabilities

The Siemens 6ES5458-7LA12 digital output module belongs to the SIMATIC S5 product family, specifically designed for the S5-115U programmable controller . This module provides 16 digital output channels for controlling various field devices. Each channel delivers an output current of 0.5A at a nominal voltage of 24V DC . The module features electrical isolation between the internal logic circuits and the field outputs. Its dimensions measure approximately 20.0 cm x 25.0 cm x 8.0 cm and it weighs around 1.1 kg . A 20-pin front connector facilitates secure wiring connections.

Functional Capabilities

The 6ES5458-7LA12 module actively drives outputs to switch actuators, relays, and indicator lamps on and off. It converts the PLC’s logic signals into electrical power sufficient for field devices. The module’s isolation between the internal and external circuits enhances overall system reliability. This digital output module ensures consistent switching performance for a variety of automation tasks.

Application Scenarios

This module suits industrial environments where the S5-115U PLC must control multiple output devices. It enables precise on/off control in conveyor systems, packaging machinery, and material handling applications. The 6ES5458-7LA12 integrates seamlessly into existing S5-115U-based architectures. Many facilities continue to rely on this legacy module to maintain their automation infrastructure.