Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
Wago 750-342 FC Ethernet, G1
WAGO 750-342 Ethernet TCP/IP fieldbus coupler for connecting WAGO I/O System 750/753 modules to industrial Ethernet automation networks.
£388.94
Why Choose the WAGO 750-342 Ethernet TCP/IP Fieldbus Coupler?
The WAGO 750-342 is an Ethernet TCP/IP fieldbus coupler designed to integrate the modular WAGO I/O System 750/753 into industrial Ethernet networks. Acting as the communication gateway between field devices and control systems, the coupler exchanges process data between connected I/O modules and PLC or supervisory systems over standard Ethernet infrastructure.
During system start-up the coupler automatically detects all installed digital, analogue and specialty I/O modules and creates a local process image of the inputs and outputs. Digital signals are transmitted bit-by-bit, while analogue values are transferred as bytes or words, allowing efficient process communication across distributed automation systems. :contentReference
Using standard Ethernet TCP/IP communication, the coupler enables data exchange between industrial automation systems and enterprise networks. It also supports web-based diagnostics and configuration, allowing engineers to access device status and I/O data using a standard web browser. :contentReference
Key Advantages
- Reliable Ethernet TCP/IP communication interface for distributed I/O systems.
- Automatic detection and configuration of connected I/O modules.
- Supports mixed installations of digital, analogue and specialty modules.
- Integration with standard LAN and industrial Ethernet networks.
- Supports up to 64 I/O modules per node.
- Web-based diagnostics and configuration interface.
Key Features
- Ethernet TCP/IP fieldbus coupler for WAGO I/O System 750/753.
- Supports communication via MODBUS/TCP and MODBUS/UDP.
- Integrated HTTP web server for diagnostics and configuration.
- RJ-45 Ethernet connection.
- Automatic creation of a local process image for connected modules.
- Supports distributed automation architectures.
- DIN rail mounting for industrial control cabinets.
Industrial Automation Ethernet Communication
Industrial Ethernet networks are widely used to connect PLC controllers, distributed I/O modules and supervisory systems. The WAGO 750-342 allows field-level devices to communicate directly with control systems via Ethernet, enabling seamless integration with factory networks and enterprise systems. :contentReference
Within the WAGO I/O System architecture, the coupler automatically maps signals from connected modules into the Ethernet process image. This simplifies system configuration and allows scalable distributed automation systems to be implemented across manufacturing environments. :contentReference
Typical Applications
- Distributed PLC I/O systems using Ethernet networks.
- Industrial machine automation.
- Factory automation and production systems.
- Process monitoring and control applications.
- Integration of sensors, actuators and analogue devices.
Technical Specifications
Tick the specs you need, then view products that match.
| Supported Protocols | Modbus RTU | |
|---|---|---|
| Product Series | WAGO I/O System 750 | |
| Device Type | Communication / Function Module | |
| Coil / Supply Voltage | 24 V DC | |
| Communication | Ethernet | |
| Voltage | 24 V | |
| IP Rating | IP20 | |
| Series | WAGO I/O System 750 / 753 | |
| Device type | Ethernet fieldbus coupler | |
| Communication protocols | Ethernet TCP/IP, MODBUS/TCP, MODBUS/UDP, HTTP | |
| Transmission speed | 10 Mbit/s | |
| Network connection | RJ-45 Ethernet port | |
| Maximum modules per node | 64 | |
| Input process image | up to 512 bytes | |
| Output process image | up to 512 bytes | |
| Supply voltage | 24 V DC (−25% to +30%) | |
| Power jumper contact current | up to 10 A | |
| Mounting | DIN rail (EN 60715) | |
| Operating temperature | 0 °C to +55 °C | |
| Ingress protection | IP20 | |
| HS Code | 85176200 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What does the WAGO 750-342 fieldbus coupler do?
It connects the WAGO I/O System 750/753 to an Ethernet TCP/IP network and manages communication between PLC systems and connected I/O modules.
How many I/O modules can be connected?
The coupler supports up to 64 connected I/O modules within a single distributed I/O node.
What communication protocols are supported?
The coupler supports MODBUS/TCP, MODBUS/UDP and HTTP communication over Ethernet TCP/IP networks.
How is the device configured?
The coupler can be configured using a standard web browser or configuration tools, allowing engineers to access diagnostic and system information remotely.
Where is the coupler installed?
The coupler is installed at the beginning of a WAGO I/O node on a DIN rail within PLC control cabinets or distributed automation systems.
Trusted by Automation Engineers
WAGO Ethernet fieldbus couplers are widely used by system integrators and automation engineers to connect distributed I/O modules to industrial Ethernet control networks.
