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SKU: 6GK7542-1AX00-0XE0

Siemens 6GK7542-1AX00-0XE0 Communication Module

The Siemens 6GK7542-1AX00-0XE0 is a CP 1542-1 communication processor for SIMATIC S7-1500 PLCs. It provides dual RJ45 ports and 10/100 Mbit/s speeds. This module supports PROFINET IO and multiple IT protocols for efficient industrial networking.

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The Siemens 6GK7542-1AX00-0XE0 expands the networking capabilities of SIMATIC S7-1500 controllers. This Ethernet processor offloads communication tasks from the central CPU. Consequently, it optimizes overall system performance during heavy data exchange. The module serves as a versatile interface for industrial Ethernet networks. It supports PROFINET IO controller and IO device functionalities. Furthermore, this component facilitates seamless vertical integration into corporate IT infrastructures.

Key Technical Specifications

FeatureDetails
BrandSiemens
Model Number6GK7542-1AX00-0XE0
SeriesSIMATIC S7-1500 / CP 1542-1
Interface Type2 x RJ45 Ports (Integrated Switch)
Transmission Rate10/100 Mbit/s
ProtocolsTCP/IP, ISO-on-TCP, UDP, S7, SNMP V1
Time SyncNTP (Network Time Protocol)
Power Supply24V DC via backplane
Weight0.45 kg
Dimensions35 x 147 x 129 mm

Operational Functionality

This communication processor manages diverse industrial protocols simultaneously. It handles standard TCP/IP and UDP communications for open data exchange. Moreover, the integrated 2-port switch supports flexible linear or ring topologies. This design eliminates the need for external network switches in many layouts. The module also features comprehensive SNMP diagnostics for remote monitoring. Integrated security features protect against unauthorized network access or interference. Additionally, NTP support ensures precise time synchronization across the entire automation network.

Primary Industrial Applications

The 6GK7542-1AX00-0XE0 suits complex automation projects requiring redundant Ethernet paths. It performs reliably in large-scale manufacturing plants and automotive assembly lines. Water treatment facilities utilize this module for distributed IO communication. Furthermore, it excels in power distribution systems needing time-stamped event logging. Its robust German construction guarantees long-term stability in high-vibration environments. The compact form factor allows for high-density installation in standard control cabinets.

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Model1756-ENBT
BrandAllen Bradley
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Tariff Code (HS Code)8537101190

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Q: How many active connections does the 1756-ENBT support concurrently across the backplane?A: The module supports up to 128 CIP connections (comprising up to 64 TCP/IP connection instances) simultaneously without degrading local backplane message arbitration.Q: Is RIUP (Removal and Insertion Under Power) permitted for this module during active system operation?A: Yes, the module supports RIUP within a energized ControlLogix chassis, provided the field wiring and backplane connectors remain free of transient short circuits during slot insertion.

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  • Route communication cables in separate conduits away from high-voltage AC motor drives and heavy inductive loads to prevent electromagnetic interference.
  • Ensure adequate vertical clearance above and below the 1756 chassis to preserve passive convection cooling across the internal heat dissipation vents.
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