Siemens 6ES5788-0LB11 Simulator Module

Technical Specifications and Simulation Features

The Siemens 6ES5788-0LB11 simulator module belongs to the SIMATIC S5 product family. This module simulates input signals and system conditions for testing and commissioning purposes. It enables engineers to verify PLC program logic without connecting actual field devices. The module provides selector switches and LED indicators for manual signal generation and status monitoring. It measures approximately 20.0 cm x 15.0 cm x 5.0 cm and weighs about 0.35 kg . The module connects through the standard S5 front connector interface.

Parameter	Specification
Manufacturer	Siemens
Model Number	6ES5788-0LB11
Product Family	SIMATIC S5
Module Type	Simulator for S5-115U (24V)
Function	Signal simulation for PLC testing
Indicators	LED for status display
Controls	Selector switches for manual signal generation
Interface	S5 front connector
Dimensions	20.0 x 15.0 x 5.0 cm
Weight	0.35 kg
Product Status	Obsolete

Functional Capabilities

The 6ES5788-0LB11 allows engineers to test PLC logic thoroughly before system startup. It eliminates the need for physical sensors during the development phase . Users can simulate various process conditions by adjusting the selector switches . The LED indicators provide immediate visual feedback on the simulated signal states . This module significantly reduces commissioning time and effort.

Application Scenarios

This simulator module suits system integrators and maintenance engineers working with S5 PLCs. It proves invaluable during factory acceptance testing and on-site commissioning activities. The 6ES5788-0LB11 also serves as a training tool for personnel learning PLC programming . Many facilities use this module for troubleshooting and validating program changes offline . Its straightforward operation makes it accessible to technical staff.