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Wago 750-653/003-000 Rs485 Interface, Adjust
WAGO 750-653/003-000 RS-485 serial interface module for WAGO I/O System 750 enabling PLC communication with RS-485 industrial devices.
£324.02
Why Choose the WAGO 750-653/003-000 RS-485 Serial Interface Module?
The WAGO 750-653/003-000 is a compact RS-485 serial communication interface module designed for seamless integration within the WAGO I/O System 750. It enables PLC controllers and automation systems to communicate reliably with industrial devices that use the RS-485 communication standard, including drives, energy meters, industrial sensors and distributed field devices.
By integrating serial communication directly into a WAGO I/O node, the module allows RS-485 devices to be connected to fieldbus or Ethernet-based automation platforms without requiring additional communication gateways. This simplifies system architecture while enabling reliable data exchange between controllers and field equipment.
The interface provides strong electrical isolation and interference immunity, ensuring stable communication in demanding industrial environments where long cable runs and noisy electrical conditions are common.
Key Advantages
- Integrated RS-485 serial communication interface.
- Reliable communication with industrial field devices.
- Supports long-distance communication networks.
- Electrical isolation between system bus and field signals.
- Compact module for WAGO I/O System 750 installations.
- Maintenance-free wiring using CAGE CLAMP® spring terminals.
Key Features
- RS-485 / RS-422 serial interface.
- Full-duplex communication channel (TxD / RxD).
- Default communication speed of approximately 9.6 kBd.
- Standard data format: 8 data bits, no parity, 1 stop bit.
- Integrated communication buffers for reliable data transfer.
- Status LEDs for transmit, receive and module diagnostics.
- Direct integration with WAGO I/O System 750 controllers.
- DIN rail mounting for modular automation systems.
RS-485 Communication in Industrial Automation
RS-485 communication is widely used in industrial automation systems because it allows multiple devices to share a single communication bus while supporting long cable distances and high resistance to electrical interference. It is commonly used for serial industrial protocols such as Modbus RTU and other distributed control networks.
The WAGO 750-653/003-000 provides a reliable interface between RS-485 field devices and PLC automation platforms. By transferring serial communication through the WAGO fieldbus controller, engineers can integrate sensors, controllers and monitoring equipment into distributed automation architectures.
Typical Applications
- Connecting RS-485 industrial sensors and instruments.
- Integration of Modbus RTU devices.
- Communication with energy meters and monitoring systems.
- Distributed industrial control networks.
- Industrial process monitoring and diagnostics.
Technical Specifications
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| Communication | RS485 | |
|---|---|---|
| Product Series | WAGO I/O System 750 | |
| IP Rating | IP20 | |
| Series | I/O System 750 | |
| Module type | RS-485 serial interface | |
| Supported signals | RS-485 / RS-422 | |
| Transmission channel | 1 TxD / 1 RxD | |
| Transmission mode | Full duplex | |
| Baud rate | approx. 9.6 kBd | |
| Data format | 8 data bits, no parity, 1 stop bit | |
| Maximum line length | approx. 1000 m using twisted pair cable | |
| Input buffer | approx. 120 bytes | |
| Output buffer | approx. 16 bytes | |
| System supply voltage | 5 V DC via internal system bus | |
| Current consumption | approx. 65 mA | |
| Isolation voltage | approx. 500 V between system and field | |
| Connection technology | WAGO CAGE CLAMP® spring terminals | |
| Mounting | DIN-35 rail | |
| Protection rating | IP20 | |
| Operating temperature | 0 to 55 °C | |
| Module width | approx. 12 mm | |
| HS Code | 85389099 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the WAGO 750-653/003-000 used for?
The module provides an RS-485 communication interface allowing PLC controllers to communicate with industrial devices connected to an RS-485 network.
What communication standards does the module support?
The module supports RS-485 and RS-422 serial communication standards.
How far can RS-485 communication reach?
RS-485 communication can typically reach distances of up to approximately 1000 metres using twisted pair cable.
What is the default communication speed?
The module operates at approximately 9.6 kBd using an 8-N-1 data format.
Which automation systems support this module?
The module integrates with WAGO I/O System 750 fieldbus couplers and programmable controllers.
Trusted by Automation Engineers
WAGO I/O System 750 communication modules enable automation engineers to integrate serial field devices and distributed instrumentation into flexible PLC-based control systems.
