Comprehensive Product Summary – Advanio G‑M1D031 Ethernet‑to‑RS‑485 Device Port

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### 1. Product Overview

Product Name: Device Port Ethernet to RS‑485
Model Number: G‑M1D031
Article Number: G‑M1D031
Series: Wolf Series – Industrial Remote I/O and Communication Modules
Manufacturer: Advanio Technology Co., Ltd.

Advanio Technology Co., Ltd. is a Taiwan‑based industrial automation manufacturer specializing in advanced I/O and communication technologies for Industry 4.0 and IoT applications. The company’s Wolf Series represents a modular, rugged, and highly configurable family of remote I/O and communication devices designed for distributed control, data acquisition, and industrial networking. The G‑M1D031 serves as an Ethernet‑to‑RS‑485 communication gateway within this ecosystem, enabling seamless integration between Ethernet‑based supervisory systems and RS‑485 field devices.

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### 2. Key Features

- Ethernet‑to‑RS‑485 Conversion: Provides transparent communication between Ethernet networks and RS‑485 serial devices using Modbus RTU/Modbus TCP protocols.
- Industrial‑Grade Design: Engineered for harsh environments with 3 kV DC isolation protection across power, communication, and I/O lines.
- Wide Power Input Range: Operates from +10 V DC to +60 V DC, supporting 12 V, 24 V, 36 V, and 48 V industrial power systems.
- Compact Vertical Form Factor: 47.2 mm thickness allows high‑density DIN‑rail mounting; up to 1.5 × more modules per panel compared to flat‑mounted competitors.
- Hot‑Swap and Auto‑Configuration: Non‑volatile EEPROM stores configuration; modules can be replaced without rewiring or reprogramming.
- Programmable Power‑On and Safety States: Ensures deterministic startup and safe fallback in case of communication loss.
- Watchdog Protection: Dual watchdogs (hardware module watchdog and software system watchdog) automatically recover from communication or system faults.
- EMC‑Certified Reliability: Designed and tested for EMI/EMS compliance; CE and FCC Part 15 compliant.
- Ease of Installation and Maintenance: Rotary switches for Modbus node addressing, front‑facing terminals, and LED indicators for diagnostics.
- 5‑Year Warranty: Long‑term reliability assurance for industrial deployments.

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Power Supply | +10 V DC to +60 V DC (reverse‑polarity protected) |
| Power Consumption | Approx. 1.6 W @ 24 V DC |
| Communication Interface | RS‑485 (2‑wire, half‑duplex) |
| Ethernet Interface | 10/100 Base‑T (for G‑series modules) |
| Communication Protocols | Modbus RTU (RS‑485), Modbus TCP (Ethernet) |
| Baud Rate Range | 1200 bps – 115.2 kbps |
| Communication Distance | Up to 1.2 km over RS‑485 |
| Isolation Protection | 3000 V DC between power, communication, and logic |
| Connectors | Plug‑in terminal blocks (#16 – #30 AWG) |
| Operating Temperature | −25 °C to +70 °C |
| Storage Temperature | −30 °C to +75 °C |
| Humidity | 5 % – 95 % RH (non‑condensing) |
| Mounting | DIN‑rail 35 mm / Wall‑mount |
| Enclosure Material | Industrial‑grade ABS / PC composite |
| Dimensions (W × H × D) | Approx. 115.2 mm × 126.7 mm × 47 mm |
| Weight | ~ 0.9 kg (typical module with base) |
| Isolation Voltage | 3 kV DC (minimum) |
| Compliance | CE, FCC Part 15 Class A, EMC (EMI/EMS) |

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### 4. Functionality

The G‑M1D031 functions as a communication bridge between Ethernet‑based supervisory control systems (SCADA, PLC, DCS, or industrial PCs) and RS‑485 field devices such as sensors, actuators, and remote I/O modules. It translates Modbus TCP commands from Ethernet into Modbus RTU frames for RS‑485 networks, allowing legacy serial devices to be integrated into modern Ethernet infrastructures.

Typical Use Cases:
- Remote data acquisition and process monitoring
- Industrial process control and automation
- Energy management and building automation
- Laboratory and test‑bench instrumentation
- Security and access‑control systems
- Distributed control in smart factories

Compatibility:
Fully interoperable with Advanio Wolf‑series RS‑485 I/O modules (W‑M1Bxxx family) and third‑party Modbus RTU devices. Supports daisy‑chain, star, or hybrid RS‑485 topologies.

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### 5. Components & Accessories

Included Items:
- G‑M1D031 Ethernet‑to‑RS‑485 module
- Detachable DIN‑rail base (fixed seat)
- 14‑pin signal connector
- Plastic grounding tab and mounting buckle
- Quick‑start guide

Optional Accessories:
- RS‑232‑to‑RS‑485 isolated converter (G‑M1A001)
- USB‑to‑RS‑485 converter (G‑M1E001)
- RS‑485‑to‑RS‑485 repeater (G‑M1F001, for extended distance > 1.2 km or > 32 nodes)
- Wall‑mounting kit and grounding tabs (metal or plastic isolation type)

Connectors:
- Front‑facing terminal blocks for power and I/O wiring
- RJ‑45 Ethernet port (for G‑series communication modules)
- RS‑485 D+/D− terminals with 120 Ω termination support

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### 6. Installation & Setup

System Requirements:
- Host PC or PLC with Ethernet or RS‑485 port
- DC power supply 10 – 60 V DC (≤ 5 V ripple Vpp)
- Proper frame ground (F.G.) connection for noise immunity

Mounting Options:
- DIN‑Rail Mounting: Attach detachable base to standard DIN 35 mm rail; modules can be docked side‑by‑side using 14‑pin connecting arrays for power and bus continuity.
- Wall Mounting: Secure base with screws through pre‑drilled holes; insert module vertically into base.

Grounding:
- Use metal grounding tab for aluminum DIN rails to ensure frame ground continuity.
- In noisy environments or poor ground conditions, use plastic isolation tab to decouple module frame from rail.

Power Connection:
- Parallel power distribution through DIN‑rail bus; only one power source per rail segment (≤ 10 modules / 30 W total).
- For stand‑alone modules, connect power to each unit individually.

Communication Setup:
- Default RS‑485 settings: 9600 bps, 8 data bits, no parity, 1 stop bit (N, 8, 1).
- Node address range: 1 – 247 (0x01 – 0xF7), set via dual rotary switches.
- Baud rate and parity configurable via Modbus register 44107 (0x100A).
- Factory reset by holding INIT button for 3 seconds until LEDs flash three times.

Indicators:
- Power LED: Steady ON = power OK; flashing = initialization.
- System LED: Flashing = normal operation; steady ON = fault.
- Communication LED: Flashing = active data exchange; steady ON = timeout.

EEPROM Handling:
- Detachable EEPROM stores configuration and node parameters.
- For module replacement, transfer EEPROM to new unit to restore settings instantly.

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### 7. Performance & Capabilities

- Communication Speed: 1200 – 115.2 kbps serial; 10/100 Mbps Ethernet.
- Network Capacity: Up to 32 modules per RS‑485 segment (247 max with repeaters).
- Transmission Distance: 1.2 km per segment (extendable with G‑M1F001 repeater).
- Data Integrity: 16‑bit CRC (Modbus RTU); hardware watchdog recovery within 1.6 s.
- Power Efficiency: Low consumption design (1.6 W typical); internal regulator stabilizes supply voltage.
- Environmental Resilience: −25 °C to +70 °C operation; 95 % RH humidity tolerance.
- Isolation and Noise Immunity: 3 kV DC galvanic isolation prevents ground loops and surge damage.
- Hot‑Swap Operation: Modules can be inserted or removed without power cycling the entire system.
- Auto‑Configuration: EEPROM auto‑detect and restore on replacement; LED error pattern indicates mismatch.
- Safety Mechanisms: Programmable safe output values triggered by watchdog timeout or communication failure.

Limitations:
- RS‑485 half‑duplex only (one talker at a time).
- Maximum 10 modules per DIN‑rail segment due to power distribution limits.
- Requires proper termination and bias resistors for long cable runs.

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### 8. Standards & Compliance

- Electrical Safety: Isolation protection 3 kV DC between power, communication, and logic circuits.
- EMC Compliance: Tested for EMI and EMS per industrial standards; recommended installation in CE‑certified industrial chassis.
- Regulatory Compliance:
- CE Mark (EMC Directive 2014/30/EU)
- FCC Part 15 Class A (Industrial Digital Device)
- RoHS Directive 2011/65/EU compliant
- Communication Standards: Modbus RTU (EIA‑485) and Modbus TCP (IEEE 802.3).
- Environmental Testing: Operating temperature −25 °C to +70 °C; storage −30 °C to +75 °C; vibration and shock tested for industrial use.

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### 9. Additional Information

Warranty:
5‑year limited warranty from date of purchase. Covers manufacturing defects and component failures under normal operation. Excludes damage from misuse, improper installation, or unauthorized modification. Defective units will be repaired or replaced free of charge within warranty period.

Support & Service:
- Technical support via email (service@advanio.com.tw) and official website ([www.advanio.com.tw](http://www.advanio.com.tw)).
- RMA procedure requires model number, serial number, firmware version, and problem description.
- Response within 2 business days.

Maintenance:
- Periodic inspection of terminal tightness and ground connections.
- Keep ventilation clear and avoid exposure to condensation or corrosive gases.
- Firmware updates and configuration utilities available from Advanio website.

Software Tools:
- ARIO Utility: Windows‑based configuration and diagnostic software for Wolf series modules.
- Mobile Access: Advanio Cloud App (Android/iOS) for remote monitoring and configuration.

Firmware Management:
- Firmware version readable via Modbus register 44097 (0x1000).
- Updates performed through Advanio Utility over RS‑485 or Ethernet.

Safety and Handling:
- Disconnect power before wiring or module replacement.
- Observe ESD precautions when handling EEPROM or communication ports.
- Ensure proper frame ground to avoid electrical noise and communication errors.

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### Summary

The Advanio G‑M1D031 Ethernet‑to‑RS‑485 Device Port is a robust, high‑performance industrial communication gateway designed for seamless integration of RS‑485 Modbus RTU devices into Ethernet‑based Modbus TCP networks. As part of the Wolf Series ecosystem, it shares the family’s core attributes of rugged construction, wide power tolerance, and intelligent self‑diagnostics. Its compact DIN‑rail form factor, hot‑swap capability, and comprehensive watchdog protection make it ideal for mission‑critical industrial automation applications requiring high uptime and easy maintenance. With full Modbus compatibility, CE/FCC certification, and a 5‑year warranty, the G‑M1D031 offers a future‑proof solution for bridging legacy serial infrastructure to modern Ethernet control systems.