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Core Processing Unit for SIMATIC S5 Systems
The 6ES5155-3UA11 central controller unit serves as the main processor for the SIMATIC S5 automation platform. This module contains the CPU, memory subsystems, and integrated I/O capabilities within a single housing. It executes control programs and manages all system operations effectively. Consequently, this unit forms the backbone of small to medium-scale automation installations.
Memory Configuration and Processing Capabilities
The 6ES5155-3UA11 provides substantial memory for program and data storage. It handles complex logic operations and numerical calculations without compromising performance. This controller accommodates modular expansion with additional I/O and communication modules. In addition, a built-in programming port ensures straightforward configuration and diagnostics.
Physical Characteristics and Installation
This central controller weighs approximately 1.62 kg, making it suitable for standard rack mounting. It requires one slot within the S5 chassis and consumes minimal power during normal operation. The unit also features LED indicators for quick diagnostic checking and comprehensive status monitoring. Furthermore, this module operates reliably from 0°C to 60°C, ensuring durability in factory environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Product Line | SIMATIC S5 |
| Model | 6ES5155-3UA11 |
| Product Type | Central Controller Unit |
| Memory Type | RAM, EPROM |
| Memory Capacity | 20K Steps (approx.) |
| Digital I/O Capacity | 256 |
| Analog I/O Capacity | 64 |
| Programming Interface | Built-in port (PG connection) |
| Supply Voltage | 24 V DC |
| Current Consumption | 3 A |
| Power Loss | 12 W |
| Weight | 1.62 kg |
| Dimensions (W x D x H) | 25 x 287 x 245 mm |
| Operating Temperature | 0°C to 60°C |
| Certifications | CE, UL, CSA |