Carlo Gavazzi Dupline Fieldbus Gateway G38910050230 – Detailed Specifications & Technical Overview 

The Carlo Gavazzi Dupline Fieldbus Gateway G38910050230 is a high-performance communication interface designed to connect Dupline field devices with upper-level automation systems. As industrial networks continue to expand in scale and complexity, the demand for stable, flexible, and efficient gateway solutions increases. The G38910050230 meets these requirements through its advanced hardware design, rich protocol support, and robust electrical parameters, making it suitable for buildings, factories, utilities, and infrastructure projects.

1. Electrical Specifications

The G38910050230 is engineered to operate reliably across a broad range of installation environments. Its power supply requirements are fully aligned with standard industrial control systems:

• Operating voltage: 24 VDC (typical)

• Power consumption: Low-input design optimized for continuous operation

• Internal protection: Reverse polarity protection and transient suppression

This ensures the gateway functions safely even in areas where power fluctuations or transient spikes may occur. The device maintains stable operation across varying load conditions, ensuring long-term reliability in decentralized Dupline networks.

Additionally, the gateway is built to endure demanding thermal conditions:

• Operating temperature range: –20°C to +55°C

• Storage temperature: –30°C to +70°C

• Humidity tolerance: 5% to 93% non-condensing

The wide environmental tolerance makes it suitable for machine rooms, distribution boards, industrial cabinets, and energy-management systems.

2. Communication Capabilities

As a Dupline gateway, the G38910050230 provides efficient data exchange between field devices and higher-level controllers. It offers stable communication performance with the following capabilities:

Dupline Interface

• Supports digital and analog Dupline signals

• Compatible with standard Dupline addressing modes

• Flexible channel configuration for mixed signal types

The Dupline interface allows the gateway to gather input signals such as sensors, alarms, switches, counters, and measurement devices. It also supports output control signals that manage equipment like relays, actuators, and indicator modules.

Host System Interface

The opposite side of the gateway includes an interface for connection to main automation platforms:

• Industrial communication port for uploading Dupline data

• Fast response time for real-time monitoring

• Suitable for SCADA, PLC, and BMS integration

This dual-interface architecture enables the G38910050230 to act as a bridge, translating Dupline signals into structured data for supervisory systems.

3. Processing and Channel Management

The G38910050230 includes an intelligent processing core that manages signal scanning and communication timing.

Key performance features:

• High-speed data refresh rate, ensuring accurate updates for sensors and actuators

• Efficient noise immunity to secure signal quality in environments with electromagnetic interference

• Real-time channel supervision for fast diagnostics

Users can configure and allocate Dupline channels according to system requirements. The device supports large-scale installations where hundreds of distributed field devices must report data to a central controller.

4. Indicators, Monitoring, and Diagnostics

Operational visibility is one of the gateway’s strongest attributes. The front panel includes:

• Power indicator LED

• Dupline network activity indicator

• Communication status LED

• Error/warning LED for diagnostics

These indicators allow technicians to determine system conditions at a glance. During commissioning or troubleshooting, the LEDs provide immediate insight into network status, communication faults, wiring errors, and configuration issues.

The gateway can also be monitored through Carlo Gavazzi configuration tools, enabling:

• Parameter adjustment

• Address verification

• Error log reading

• Live data monitoring

Such functions help reduce commissioning time and improve long-term service efficiency.

5. Mechanical Structure and Installation

Designed for industrial cabinet integration, the G38910050230 features:

• DIN-rail mounting (standard 35 mm rail)

• Compact enclosure to minimize cabinet space usage

• High-strength plastic housing resistant to dust, vibration, and chemicals

The terminal blocks are engineered for secure wire clamping, ensuring stable connections even in environments with continuous vibration or mechanical movement.

Typical installation positions include:

• Control panels

• Building automation panels

• Machine control cabinets

• Energy distribution systems

Its compact size allows engineers to add multiple gateways in a small footprint when expanding or segmenting a Dupline network.

6. Compatibility and Integration

The gateway is fully compatible with the Carlo Gavazzi Dupline ecosystem. It works seamlessly with:

• Dupline sensors

• Digital and analog input modules

• Alarm devices

• Lighting control modules

• Energy monitoring components

• Smart building devices

• Process automation interfaces

Because of its broad compatibility, engineers can deploy the G38910050230 in both new installations and retrofit projects.

7. Typical Applications

Thanks to its flexible architecture and robust specifications, the gateway is used widely in:

Building Automation

• Lighting management

• HVAC monitoring

• Security and access-control systems

Industrial Automation

• Machine control

• Process monitoring

• Alarm & safety circuits

Infrastructure and Utilities

• Water treatment systems

• Energy distribution networks

• Smart-grid components

It provides a standardized data bridge that simplifies integration and enhances network efficiency.

8. Key Technical Parameters Summary

Conclusion

The Carlo Gavazzi Dupline Gateway G38910050230 offers a balanced combination of stable communication, broad environmental tolerance, strong diagnostic capabilities, and flexible integration options. With its clear specifications and durable design, it remains a dependable choice for both building automation and industrial control systems requiring reliable Dupline connectivity.