Wago 750-377/025-000 FC Profinet, G3 T Eco Adv

Why Choose the WAGO 750-377/025-000 PROFINET IO Fieldbus Coupler?

The WAGO 750-377/025-000 is a 3rd-generation PROFINET IO fieldbus coupler designed for the modular WAGO I/O System 750/753. It connects distributed I/O modules to PROFINET industrial Ethernet networks, enabling real-time communication between field devices and PLC controllers in modern automation systems. :contentReference

During system start-up, the coupler automatically detects all installed digital, analogue and complex modules and generates a local process image. Digital signals are transferred bit-by-bit while analogue and complex data is transmitted word-by-word, allowing efficient communication with the PROFINET controller. :contentReference

The integrated two-port Ethernet switch enables line topology wiring without additional switches or hubs. This simplifies network design and allows distributed automation systems to expand easily across industrial installations. :contentReference

Key Advantages

• Reliable PROFINET IO real-time industrial Ethernet communication.
• Automatic detection and configuration of connected I/O modules.
• Integrated two-port Ethernet switch for simple line topology.
• Supports mixed installations of digital, analogue and complex modules.
• Scalable architecture supporting up to 64 I/O modules per node.
• Extended temperature version for demanding industrial environments.

Key Features

• PROFINET IO fieldbus coupler for WAGO I/O System 750/753.
• 10/100 Mbit/s Ethernet communication.
• Integrated 2 × RJ-45 Ethernet interfaces with internal switch.
• Automatic creation of a local process image of connected modules.
• Device naming via DCP protocol or DIP switch.
• Supports diagnostics and network topology detection.
• DIN rail mounting for industrial control cabinets.

Technical Specifications

• Manufacturer: WAGO
• Series: WAGO I/O System 750 / 753
• Model: 750-377/025-000
• Device type: PROFINET IO fieldbus coupler
• Communication protocol: PROFINET IO
• Ethernet speed: 10 / 100 Mbit/s
• Transmission method: 100Base-TX
• Network connection: 2 × RJ-45 Ethernet
• Transmission medium: Twisted pair S-UTP Cat.5
• Maximum segment length: 100 m
• Maximum modules per node: 64
• Process image: up to 256 bytes input / 256 bytes output
• Supply voltage: 24 V DC (−25% to +30%)
• Mounting: DIN rail (EN 60715)
• Operating temperature: −20 °C to +60 °C
• Ingress protection: IP20

PROFINET Industrial Network Integration

PROFINET is widely used in industrial automation systems to connect PLC controllers, distributed I/O modules and industrial devices through Ethernet infrastructure. The WAGO 750-377/025-000 allows sensors and actuators connected to WAGO I/O modules to communicate with automation controllers using deterministic real-time PROFINET communication. :contentReference

Within the WAGO I/O architecture, signals from connected modules are automatically mapped into the Ethernet process image. This allows automation engineers to implement scalable distributed control systems across manufacturing, energy and process industries. :contentReference

Typical Applications

• Distributed PLC I/O systems using PROFINET networks.
• Industrial machine automation.
• Factory automation and production lines.
• Process monitoring and control systems.
• Integration of sensors, actuators and analogue devices.

Trusted by Automation Engineers

WAGO PROFINET fieldbus couplers are widely used by automation engineers and system integrators to connect distributed I/O modules to industrial Ethernet control networks.