Siemens 6GK443-1EX30-0XE0 CP 443-1 S7-400 Ethernet Module
Manufacturer: Siemens
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Part Number: 6GK443-1EX30-0XE0
Condition：New with Original Package
Product Type: Communication Processors
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Siemens 6GK443-1EX30-0XE0 SIMATIC S7-400 Communication Processor
The Siemens 6GK443-1EX30-0XE0, also cataloged as the CP 443-1 Communication Processor Module, operates as a dedicated hardware component for Industrial Ethernet communication and PROFINET IO control within SIMATIC S7-400 system racks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 6GK443-1EX30-0XE0 |
| Brand | Siemens |
| Origin | Germany |
| Communication Interfaces | 2 x RJ45 Industrial Ethernet ports (Integrated Switch) |
| Transmission Rate | 10/100 Mbit/s auto-negotiation |
| Supported Protocols | PROFINET IO Controller, ISO, TCP/IP, UDP, S7 Communication, Open Communication (SEND/RECEIVE) |
| Power Supply | Via S7-400 backplane bus |
| Current Consumption | 1.4 A at 5 VDC |
| Power Consumption | 8.6 W power loss |
| Dimensions | Single-width S7-400 module envelope |
| Weight | 0.70 kg |
| Operating Temp | 0 to +60 deg C |
Siemens PLC Control & Network Integration
The module processes cyclic and acyclic Ethernet traffic, delivering high backplane bus communication velocity across the internal S7-400 rack backplane. Field engineers configure the dual RJ45 interfaces to establish Profinet and EtherNet/IP deterministic networks with line or ring topologies, avoiding external switch hardware. Firmware flash compatibility ensures seamless instruction execution during open communication calls, while hardware-level IP access control lists isolate critical I/O density scaling configurations from unauthorized network segments.
Frequently Asked Questions
Q: What is the backplane bus current load for the 6GK443-1EX30-0XE0 module?
A: The module draws 1.4 A at 5 VDC directly from the internal S7-400 backplane bus, yielding an operational power loss profile of 8.6 W.
Q: Does replacing the module require firmware re-flashing or software reconfiguration?
A: Replacement hardware running compatible firmware flash versions automatically accepts the network parameters stored in the S7-400 CPU memory during system boot.
Q: How does the integrated dual-port interface handle network topology changes?
A: The internal switch unit manages 10/100 Mbit/s auto-negotiation and auto-crossover functions, maintaining ring or line topology continuity without requiring extra power connections.
Field Installation Guidelines
Engineers must execute all installation and removal procedures with the main rack power isolated to protect electronic backplane traces.
- Turn off the 24 VDC power supply to the S7-400 rack prior to inserting or removing the CP 443-1 module.
- Hook the bottom of the module onto the rack mounting rail and pivot the housing upward until the rear backplane connectors engage securely.
- Tighten the top and bottom fixing screws to establish solid mechanical retention and chassis grounding to the DIN rail frame.
- Connect CAT5e or CAT6 Industrial Ethernet cables with shielded RJ45 connectors, keeping signal lines isolated from high-voltage motor or drive cabling.