| Attribute | Vaue |
|---|---|
| Product | Wago 750-312 Fieldbus Coupler Modbus |
| Brand | Wago |
| Item No. | 750-312 |
| Communication | Modbus/RS 485 / 150–19200 Bd |
| Certifications | Demko 08 ATEX 142851 X IECEx PTB 07.0064X IM2 / II 3 GD Ex Na Nl IIC T4 Class I Div 2 Groups A, B, C, D |
| Temperature Code | T4 |
| Operating Voltage | 24V DC |
| Wire Size | AWG 28–14 |
| Max Surround Temperature | 55°C |
| Part Code | 49102911—-030303 / 28680 |
| Weight | 190 gm |
| Condition | Used (1 Pcs) |
| Ref No. | 63249 |
What is the Wago 750-312 Fieldbus Coupler Modbus?
The Wago 750-312 is a Modbus-compatible fieldbus coupler that connects modular Wago I/O nodes to higher-level controllers, including PLCs, SCADA systems, and DCS networks.
It works as a gateway, converting signals from digital or analog I/O modules to Modbus protocol messages and enabling easy communication across automation platforms.
It is designed for harsh industrial environments, with stable data exchange, efficient wiring, and expansion through additional I/O modules as an application requires.
Key Features of Wago 750-312 Fieldbus Coupler
1. Modbus RTU Compatibility
Supports Modbus RTU for easy integration with a wide range of controllers, PLCs, and industrial communication networks.
2. Modular I/O Architecture
Compatible with WAGO 750-series I/O modules to provide the ability to build customized I/O stations.
3. Rugged Industrial Design
Engineered to withstand vibration, temperature variations, and demanding operating environments.
4. Easy Configuration and Setup
Easy addressing and parameter configuration allow for fast and user-friendly installation.
5. Quick and Sure Communication
Provides strong data exchange with minimum latency, guaranteeing real-time visibility and control.
6. Diagnostic LEDs
Provides quick indication of communication status, power, and system health for ease of troubleshooting.
7. Flexible Network Integration
Designed to operate as a communication gateway for distributed field devices in complex automation networks.
8. Low Power Consumption
It saves energy by an effective design without reducing performance.
Applications of the Wago 750-312 Fieldbus Coupler
The Wago 750-312 can be used in an extremely wide range of industries and automation tasks:
1. Industrial Automation Systems
Used in machinery control, automation of factories, and distributed management of I/O.
2. Marine and Offshore Automation
Suitable for ship control systems, engine rooms, monitoring panels, and remote operation systems.
3. Process Industries
Suitable for oil & gas, water treatment, pharmaceuticals, chemical plants, and food processing.
4. Building Automation
The integration of HVAC systems, lighting control, and energy management platforms.
5. SCADA and Monitoring Networks
Serves as the communication bridge for data acquisition and remote monitoring.
6. Renewable Energy Systems
Utilized in solar farms, wind turbines, and power distribution networks to monitor field devices.
7. Machinery and Equipment Upgrades
Ideal for retrofitting older systems that require modern Modbus communication capabilities.
Why Choose the Wago 750-312 Fieldbus Coupler?
1. Proven Reliability
Wago has become synonymous with durable and high-quality automation components, offering stable performance to many customers worldwide.
2. Compatibility with Multiple I/O Types
Supports analog, digital, and specialty I/O modules that provide complete design flexibility for any project.
3. Simplified Wiring and Maintenance
The modular layout reduces wiring complexity and allows easy replacement or expansion.
4. Cost-Effective Automation Solution
Provides high functionality at an affordable cost, making it ideal for budget-sensitive industrial upgrades.
5. Improves System Scalability
Allows your automation setup to scale up as operational demands increase.
6. Designed for Harsh Environments
Suitable for marine, industrial, and high-vibration areas where reliable communication is essential.
7. Ideal for distributed field applications
Perfect for distributed control systems, remote panels, and field installations requiring stable Modbus communication.











