EN
Siemens SIMATIC NET CP 343-1 Communications Processor 6GK7343-1EX30-0XE0
Manufacturer: Siemens
Condition: Brand New
Lead Time: In Stock
Origin: Germany
Warranty: 12 Months
Email: [email protected]
whatsApp: +86-18150117685
- Overview
- Product Overview
- Key Functions
- Official Specifications
- Frequently Asked Questions
- Compatibility & Ordering Notes
- Hot Selling Models
- Recommended Products
Overview
SIEMENS · SIMATIC NET S7-300
6GK7343-1EX30-0XE0 SIMATIC NET CP 343-1 Communications Processor
The SIMATIC NET CP 343-1 connects S7-300 automation stations to Industrial Ethernet and supports PROFINET IO controller or device functions, S7 communication and open communication services.
At a Glance
| Brand | Siemens |
|---|---|
| Model | 6GK7343-1EX30-0XE0 |
| Product Type | Industrial Ethernet communications processor |
| Core Function | Connects an S7-300 station to Industrial Ethernet and PROFINET IO |
| Application or Compatible Series | SIMATIC S7-300 systems using ISO, TCP/IP, S7 communication or PROFINET IO |
Exact Identification
Match 6GK7343-1EX30-0XE0 character by character and confirm the complete SIMATIC NET CP 343-1 Communications Processor designation.
Interface Arrangement
Confirm the installed supply, ports, field connections and required accessories before wiring the replacement.
Configuration Check
Preserve the approved engineering project, network parameters and application data used by the installed system.
Product Overview
The SIMATIC NET CP 343-1 connects S7-300 automation stations to Industrial Ethernet and supports PROFINET IO controller or device functions, S7 communication and open communication services.
Two RJ45 ports with an integrated ERTEC 200 switch provide 10/100 Mbit/s network attachment. The processor supports ISO, TCP/IP, RFC 1006, S7 communication, FETCH/WRITE and SEND/RECEIVE services. Controller and device roles support integration into supported PROFINET IO projects with diagnostics and network initialization.
Key Functions
Dual-Port Industrial Ethernet
Two RJ45 ports with an integrated ERTEC 200 switch provide 10/100 Mbit/s network attachment.
Multiple Communication Services
The processor supports ISO, TCP/IP, RFC 1006, S7 communication, FETCH/WRITE and SEND/RECEIVE services.
PROFINET Integration
Controller and device roles support integration into supported PROFINET IO projects with diagnostics and network initialization.
Official Specifications
| Industrial Ethernet Ports | 2 |
|---|---|
| Ethernet Connector Type | RJ45 |
| Transmission Rate | 10 to 100 Mbit/s |
| Integrated Switch Controller | ERTEC 200 |
| PROFINET IO Roles | Controller and device |
| Open Communication Transport | ISO, TCP/IP and ISO-on-TCP (RFC 1006) |
| S7 Communication | Supported |
| FETCH/WRITE Service | Supported |
| SEND/RECEIVE with Multicast | Supported |
| External Supply | 24 V DC |
| Backplane Supply | 5 V DC |
| Typical Backplane Current at 5 V | 0.2 A |
| External Power Connector | 2-pin pluggable terminal |
| Net Weight | 0.297 kg |
Frequently Asked Questions
Can 6GK7343-1EX30-0XE0 operate as a PROFINET IO controller?
Yes; it supports both controller and device roles in compatible PROFINET IO configurations.
How many Ethernet ports does 6GK7343-1EX30-0XE0 provide?
It provides two RJ45 ports through an integrated ERTEC 200 switch.
Which open communication protocols are supported by 6GK7343-1EX30-0XE0?
Supported transports include ISO, TCP/IP and ISO-on-TCP using RFC 1006.
Does 6GK7343-1EX30-0XE0 require an external power supply?
Yes; provide a suitable 24 V DC supply in addition to the backplane connection.
What Ethernet speed can 6GK7343-1EX30-0XE0 negotiate?
The interfaces support transmission rates from 10 to 100 Mbit/s.
What should be backed up before replacing 6GK7343-1EX30-0XE0?
Save the hardware configuration, IP settings, device name, connection parameters and controller project.
What should I verify before commissioning 6GK7343-1EX30-0XE0?
Confirm rack compatibility, addressing, selected communication services, network cabling and 24 V supply polarity.
Compatibility & Ordering Notes
Compatibility Checklist
- Verify that the CPU and engineering project support the selected CP 343-1 hardware version.
- Record the IP address, subnet, device name and configured transport connections.
- Check both Ethernet paths and the external 24 V DC supply before startup.
