Siemens 6GK7443-1EX00-0XE0 CP 443-1 TCP

Industrial Ethernet Connectivity for S7-400 Systems

The Siemens 6GK7443-1EX00-0XE0 serves as a CP 443-1 TCP communications processor for the SIMATIC S7-400 PLC system. This module connects the S7-400 to Industrial Ethernet networks using the TCP/IP protocol. Its design enables seamless data exchange between the controller and higher-level IT systems. The module supports standard communication services for flexible integration.

Key Technical Specifications

Parameter	Specification
Product Model	Siemens 6GK7443-1EX00-0XE0
Brand	Siemens
Category	Communications Processor (Industrial Ethernet)
Product Family	SIMATIC NET
Protocol	TCP/IP (RFC 1006)
Transmission Rate	10/100 Mbps (automatic detection)
Interface	RJ45 (Ethernet)
Supported Services	S7 Communication, PG/OP Communication
Communication Protocols	ISO-on-TCP, UDP, TCP, S7
Configuration	Via STEP 7 or NCM S7
Power Supply	24 VDC (from backplane)
Current Consumption	1.0 A (from backplane)
Power Loss	7 W (typical)
Dimensions	50 mm x 290 mm x 176 mm (approx.)
Weight	Approx. 0.8 kg
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 70°C
Protection Class	IP20

Communication Capabilities and Network Integration

The Siemens 6GK7443-1EX00-0XE0 enables robust communication between the S7-400 controller and higher-level systems. It supports standard protocols such as TCP/IP and ISO-on-TCP. The module facilitates S7 communication with other SIMATIC controllers, HMIs, and SCADA systems. Its 10/100 Mbps transmission rate ensures efficient data exchange.

System Integration and Configuration

The Siemens 6GK7443-1EX00-0XE0 integrates into the S7-400 rack. Users configure the module through the STEP 7 or NCM S7 engineering software. The module supports easy network parameterization. It is compatible with various S7-400 CPU models for flexible system architecture.

Physical Design and Installation

The module features a single RJ45 port for Ethernet connectivity. Its compact housing fits standard S7-400 slots. Status LEDs provide real-time diagnostics. The module’s robust construction ensures reliable operation in industrial conditions.

Application Suitability

This communications processor suits applications requiring robust Ethernet connectivity for S7-400 systems. Typical uses include factory automation, process control, and data acquisition. The module provides a reliable gateway for integrating SIMATIC S7-400 controllers into enterprise networks.