The Siemens 6ES7 155-6AU00-0BN0 is a high-availability (HA) interface module for the ET 200SP distributed I/O system, designed for mission-critical industrial automation applications requiring maximum reliability and redundancy.
Key Specifications
Parameter Specification
Product Type ET 200SP HA Interface Module
Communication PROFINET IRT (2 ports)
Data Transfer Rate 100 Mbps
Redundancy Media redundancy (MRP), device redundancy
I/O Connection Up to 64 modules
Power Supply 24V DC (redundant)
Operating Temp -40°C to +70°C
Dimensions 30 × 147 × 129 mm
Weight Approx. 500g
Protection Class IP20
Certifications CE, UL, ATEX, IECEx
Technical Features
PROFINET IRT for real-time communication
Integrated switch for line topology
Redundant power supply inputs
Diagnostic LEDs for quick status indication
Hot-swappable module replacement
TIA Portal configuration support
Typical Applications
Process automation (oil & gas, chemical)