The Siemens 6ES5441-4UA14 is a high-density digital output module designed for the Simatic S5 programmable logic controller (PLC) platform. This module provides 32 non-isolated solid-state outputs, facilitating the control of 24 VDC field devices such as solenoid valves, contactors, and status indicators. Engineered for reliability in demanding industrial environments, it ensures precise process execution and reduced system latency in applications ranging from manufacturing automation to power generation.
Features
32 non-isolated digital output channels.
High-side switching configuration using low-loss power transistors.
Integrated short-circuit protection for each channel to safeguard internal backplane logic.
Front-mounted green LED indicators for real-time status monitoring of each output channel.
Optimized thermal design allowing for full-load operation across all channels.
Applications
This module is suitable for various industrial automation tasks, including:
Oil and gas pipeline control systems.
Thermal power plant process management.
Heavy industrial manufacturing and mining operations.
General-purpose PLC-based machine control.
Technical Specifications
Model
6ES5441-4UA14
Brand
Siemens
Series
Simatic S5
Number of Outputs
32 channels
Nominal Output Voltage
24 VDC
Max Current per Channel
0.5 A
Total Module Load Current
16.0 A
Power Consumption
4.8 W (from backplane)
Operating Temperature
0 to 60 deg C
Storage Temperature
-40 to 70 deg C
Installation Guidelines
Ensure the PLC system is powered down before inserting or removing the module from the rack to prevent electrical damage.
Handle the module using proper ESD (Electrostatic Discharge) precautions to protect sensitive internal components.
Ensure the module is securely seated in the S5 rack backplane to maintain reliable communication and power distribution.
Route field wiring away from high-voltage power lines and sources of electromagnetic interference (EMI) to prevent signal noise.
Verify that the external 24 VDC power supply is correctly connected to the module's supply terminals, observing proper polarity.
Maintain adequate clearance around the module to ensure proper airflow and heat dissipation during operation.
FAQ
Is this module isolated?
No, the 6ES5441-4UA14 features 32 non-isolated solid-state outputs sharing a common reference potential.
What is the maximum current capacity for this module?
The module supports up to 0.5 A per channel, with a maximum total module load current of 16.0 A.
Does this module include protection features?
Yes, the module is equipped with internal short-circuit protection circuitry to intercept overcurrent spikes before they reach the backplane.
