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G-M1A021
USB to RS485 Converter Module
70,00 EUR
including VAT 83.30 EUR
- USB‑to‑RS‑485 Conversion: Enables direct communication between a PC or embedded controller with USB interface and RS‑485‑based field devices.
- Plug‑and‑Play Operation: Automatically recognized by host systems; no external power supply required when powered via USB.
- Industrial‑Grade Design: Engineered for continuous operation in harsh environments with high electrical noise and temperature variation.
- High Isolation Protection: 3,000 V DC isolation between USB and RS‑485 circuits to protect host computers and field devices from transient surges and ground loops.
- Wide Power Input Range: Supports +10 V DC to +60 V DC when external power is used, ensuring compatibility with industrial power systems.
- Modbus/RTU Protocol Support: Fully compatible with Advanio Wolf Series RS‑485 remote I/O modules and other Modbus/RTU devices.
- Hot‑Swap Capability: Allows connection and disconnection without system shutdown.
- Compact Form Factor: Slim vertical design (approx. 47.2 mm thickness) for space‑constrained control panels.
- LED Indicators: Power, communication, and system status LEDs for quick diagnostics.
- Extended Temperature Range: Operates from –25 °C to +70 °C for industrial field deployment.
- Long Communication Distance: RS‑485 transmission up to 1.2 km at standard baud rates.
- High Baud Rate Support: Configurable from 1.2 kbps to 115.2 kbps.
- EMC‑Certified: Designed and tested for EMI/EMS compliance to ensure reliable operation in electrically noisy environments.
- 5‑Year Warranty: Long‑term reliability assurance for industrial users.
- Plug‑and‑Play Operation: Automatically recognized by host systems; no external power supply required when powered via USB.
- Industrial‑Grade Design: Engineered for continuous operation in harsh environments with high electrical noise and temperature variation.
- High Isolation Protection: 3,000 V DC isolation between USB and RS‑485 circuits to protect host computers and field devices from transient surges and ground loops.
- Wide Power Input Range: Supports +10 V DC to +60 V DC when external power is used, ensuring compatibility with industrial power systems.
- Modbus/RTU Protocol Support: Fully compatible with Advanio Wolf Series RS‑485 remote I/O modules and other Modbus/RTU devices.
- Hot‑Swap Capability: Allows connection and disconnection without system shutdown.
- Compact Form Factor: Slim vertical design (approx. 47.2 mm thickness) for space‑constrained control panels.
- LED Indicators: Power, communication, and system status LEDs for quick diagnostics.
- Extended Temperature Range: Operates from –25 °C to +70 °C for industrial field deployment.
- Long Communication Distance: RS‑485 transmission up to 1.2 km at standard baud rates.
- High Baud Rate Support: Configurable from 1.2 kbps to 115.2 kbps.
- EMC‑Certified: Designed and tested for EMI/EMS compliance to ensure reliable operation in electrically noisy environments.
- 5‑Year Warranty: Long‑term reliability assurance for industrial users.
Comprehensive Product Summary – Advanio G‑M1A021 USB‑to‑RS‑485 Converter Module
### 1. Product Overview
Product Name: USB to RS‑485 Converter Module
Model Number: G‑M1A021
Article Number: G‑M1A021
Series: Wolf Series – Industrial Remote I/O and Communication Modules
Manufacturer: Advanio Technology Co., Ltd.
Product Type: USB‑to‑RS‑485 communication interface converter for industrial automation and data acquisition systems.
Intended Use: Interface conversion between USB ports on host computers and RS‑485 fieldbus networks for Wolf Series remote I/O modules and other Modbus/RTU‑based devices.
Advanio Technology Co., Ltd. is a Taiwan‑based manufacturer specializing in advanced I/O and communication technologies for Industry 4.0 and IoT‑driven smart factory applications. The company’s Wolf Series modules are designed for rugged industrial environments, providing reliable data acquisition and control through RS‑485, CAN, Ethernet, and other fieldbus standards.
### 2. Key Features
- USB‑to‑RS‑485 Conversion: Enables direct communication between a PC or embedded controller with USB interface and RS‑485‑based field devices.
- Plug‑and‑Play Operation: Automatically recognized by host systems; no external power supply required when powered via USB.
- Industrial‑Grade Design: Engineered for continuous operation in harsh environments with high electrical noise and temperature variation.
- High Isolation Protection: 3,000 V DC isolation between USB and RS‑485 circuits to protect host computers and field devices from transient surges and ground loops.
- Wide Power Input Range: Supports +10 V DC to +60 V DC when external power is used, ensuring compatibility with industrial power systems.
- Modbus/RTU Protocol Support: Fully compatible with Advanio Wolf Series RS‑485 remote I/O modules and other Modbus/RTU devices.
- Hot‑Swap Capability: Allows connection and disconnection without system shutdown.
- Compact Form Factor: Slim vertical design (approx. 47.2 mm thickness) for space‑constrained control panels.
- LED Indicators: Power, communication, and system status LEDs for quick diagnostics.
- Extended Temperature Range: Operates from –25 °C to +70 °C for industrial field deployment.
- Long Communication Distance: RS‑485 transmission up to 1.2 km at standard baud rates.
- High Baud Rate Support: Configurable from 1.2 kbps to 115.2 kbps.
- EMC‑Certified: Designed and tested for EMI/EMS compliance to ensure reliable operation in electrically noisy environments.
- 5‑Year Warranty: Long‑term reliability assurance for industrial users.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Interface Type | USB 2.0 Full‑Speed to RS‑485 2‑wire differential |
| Communication Protocol | Modbus RTU / Transparent Serial |
| Baud Rate Range | 1.2 kbps – 115.2 kbps |
| Communication Distance | Up to 1.2 km (4000 ft) |
| Isolation Voltage | 3,000 V DC between USB and RS‑485 |
| Power Supply | +10 V DC to +60 V DC (external) or USB bus‑powered |
| Power Consumption | Approx. 1.6 W @ 24 V DC |
| Connector Type | Plug‑in terminal block (#16 – 30 AWG) |
| Operating Temperature | –25 °C to +70 °C |
| Storage Temperature | –30 °C to +75 °C |
| Humidity | 5 % – 95 % RH (non‑condensing) |
| Enclosure Material | Industrial‑grade ABS/PC plastic |
| Mounting Options | DIN‑rail 35 mm or wall‑mount |
| Dimensions (W × H × D) | Approx. 115.2 mm × 126.7 mm × 47 mm |
| Weight | Approx. 0.3 kg |
| Indicators | Power LED, Communication LED, System LED |
| Compliance | CE, FCC Part 15 Class A, EMC (EMI/EMS) |
| Warranty | 5 years standard |
### 4. Functionality
The G‑M1A021 converter functions as a communication bridge between a host computer’s USB port and an RS‑485 network. It converts USB serial data into differential RS‑485 signals, enabling the host to communicate with multiple remote I/O modules or controllers over a single twisted‑pair cable.
Typical Use Cases:
- Connecting PCs, laptops, or embedded controllers to Advanio Wolf Series RS‑485 I/O modules.
- Integrating Modbus/RTU devices into SCADA, PLC, or DCS systems.
- Laboratory and building automation where USB‑based control systems interface with RS‑485 sensors or actuators.
- Energy management and process monitoring systems requiring long‑distance serial communication.
Compatibility:
- Fully compatible with Advanio Wolf Series modules (W‑M1Bxxx).
- Supports Modbus/RTU master or slave devices from other manufacturers.
- Works with Windows, Linux, and embedded OS platforms supporting standard USB‑to‑serial drivers.
### 5. Components & Accessories
Included Items:
- G‑M1A021 USB‑to‑RS‑485 Converter Module
- Plug‑in terminal block connector (14‑pin)
- Detachable DIN‑rail mounting base
- Plastic grounding tab and isolation tab
- Quick Start Guide
Optional Accessories:
- RS‑232‑to‑RS‑485 isolated converter (G‑M1E001)
- RS‑485‑to‑RS‑485 repeater (G‑M1F001, for extended networks)
- Additional DIN‑rail bases for multi‑module installations
- USB cable (Type A to Mini‑B or Micro‑B, depending on revision)
Connectors:
- USB Port: Standard USB Type B or Micro‑B (host connection)
- RS‑485 Port: Plug‑in terminal block for differential pair (D+, D–) and ground reference
- Power Input: 2‑pin terminal block (+VS, GND) for external 10–60 V DC supply
### 6. Installation & Setup
System Requirements:
- Host PC with available USB 2.0 port
- Operating system supporting USB‑to‑serial driver (Windows 7/10/11, Linux, or equivalent)
- RS‑485 network cabling (twisted‑pair, shielded recommended)
Mounting Options:
- DIN‑Rail Mounting: Attach the detachable base to a standard DIN 35 mm rail; modules can be chained using the included pin array for power and communication distribution.
- Wall Mounting: Secure the base to a flat surface using screws through the designated mounting holes.
Grounding:
- Proper frame grounding (F.G.) is essential for noise immunity.
- When installed on aluminum DIN rails, grounding can be achieved via the rail; otherwise, connect the F.G. terminal to earth ground.
Power Connection:
- Connect +VS (10–60 V DC) and GND to the power terminal.
- For USB‑powered operation, external supply may be omitted if current draw is within USB limits.
Communication Setup:
- RS‑485 node addresses are configured via two rotary switches (hexadecimal 0x01 – 0xF7).
- Default communication parameters: 9600 bps, 8 data bits, no parity, 1 stop bit (N, 8, 1).
- Baud rate and parity can be modified using Advanio’s configuration utility or Modbus commands.
Indicators:
- Power LED: Steady ON = power OK.
- Communication LED: Flashes during data transmission.
- System LED: Indicates module status, initialization, or EEPROM access errors through coded flash patterns.
Factory Reset:
- Press and hold the INIT push‑button for 3 seconds to restore default settings (9600 bps N, 8, 1; address 01).
### 7. Performance & Capabilities
- Transmission Distance: Up to 1.2 km (4000 ft) over twisted‑pair RS‑485 cable.
- Network Capacity: Up to 32 nodes per segment; expandable to 247 nodes using repeaters.
- Data Integrity: Hardware and software watchdogs ensure automatic recovery from communication errors.
- Isolation: 3 kV DC galvanic isolation between USB and RS‑485 circuits.
- Noise Immunity: EMC‑tested for EMI/EMS; internal watchdog resets module in case of interference.
- Power Efficiency: Low‑power design (≈ 1.6 W @ 24 V DC).
- Hot‑Swap Support: Modules can be replaced or added without rewiring; configuration stored in detachable EEPROM.
- Reliability: Designed for 24/7 operation in industrial environments with temperature range –25 °C to +70 °C and humidity up to 95 % RH.
- Safety Features: Reverse‑polarity protection and programmable safe states for connected I/O modules.
Limitations:
- RS‑485 bus length and node count limited by standard electrical constraints; use repeaters for longer distances or larger networks.
- USB cable length limited to 5 m per USB specification without active extension.
### 8. Standards & Compliance
- Electrical Safety: Isolation 3 kV DC between communication and logic circuits.
- EMC Compliance:
- EMI: Conforms to EN 55032 (Class A)
- EMS: Conforms to EN 61000‑4‑2/‑3/‑4/‑5 standards
- FCC Compliance:
- Complies with Part 15 of the FCC Rules.
- Operation subject to two conditions: (1) device may not cause harmful interference; (2) device must accept any interference received.
- CE Certification: Recommended for use with CE‑certified industrial chassis.
- RoHS: All components are lead‑free and RoHS compliant.
- Environmental Testing: EMI/EMS certified for industrial protection and reliability.
### 9. Additional Information
Warranty & Service:
- Warranty Period: 5 years from date of purchase.
- Coverage: Free repair or replacement for defects in materials or workmanship under normal use.
- Exclusions: Damage due to improper installation, modification, or misuse not covered.
- RMA Procedure: Contact authorized dealer for RMA number; return product with proof of purchase and completed repair form.
Maintenance:
- No routine maintenance required. Keep connectors clean and dry.
- Verify ground connections and cable integrity periodically in industrial installations.
Software & Utilities:
- Advanio ARIO Utility: Windows‑based configuration tool for Wolf Series modules and communication interfaces.
- Configure baud rate, node address, and watchdog parameters.
- Monitor I/O status and perform diagnostics.
- Save and load configuration files for batch deployment.
- Mobile Access: Advanio Cloud App available for Android and iOS to access product information and support.
Technical Support:
- Email: service@advanio.com.tw
- Website: [https://www.advanio.com.tw](https://www.advanio.com.tw)
- Response Time: Within 2 working days.
- Information Required for Support:
- Product model and serial number
- Firmware version
- Host system configuration
- Detailed problem description and error messages
Manufacturer Contact:
Advanio Technology Co., Ltd.
Industrial Automation Division
Taipei, Taiwan
### Summary
The Advanio G‑M1A021 USB‑to‑RS‑485 Converter Module is a robust, high‑isolation communication interface designed for industrial automation, process control, and data acquisition systems. It provides seamless integration between modern USB‑equipped computers and legacy or fieldbus‑based RS‑485 networks. With its 3 kV isolation, wide 10–60 V DC power range, and compliance with Modbus/RTU protocols, the G‑M1A021 ensures safe, reliable, and long‑distance communication in harsh industrial environments. Its compact DIN‑rail mountable design, LED diagnostics, and five‑year warranty make it a preferred choice for system integrators and engineers implementing Industry 4.0 solutions.
### 1. Product Overview
Product Name: USB to RS‑485 Converter Module
Model Number: G‑M1A021
Article Number: G‑M1A021
Series: Wolf Series – Industrial Remote I/O and Communication Modules
Manufacturer: Advanio Technology Co., Ltd.
Product Type: USB‑to‑RS‑485 communication interface converter for industrial automation and data acquisition systems.
Intended Use: Interface conversion between USB ports on host computers and RS‑485 fieldbus networks for Wolf Series remote I/O modules and other Modbus/RTU‑based devices.
Advanio Technology Co., Ltd. is a Taiwan‑based manufacturer specializing in advanced I/O and communication technologies for Industry 4.0 and IoT‑driven smart factory applications. The company’s Wolf Series modules are designed for rugged industrial environments, providing reliable data acquisition and control through RS‑485, CAN, Ethernet, and other fieldbus standards.
### 2. Key Features
- USB‑to‑RS‑485 Conversion: Enables direct communication between a PC or embedded controller with USB interface and RS‑485‑based field devices.
- Plug‑and‑Play Operation: Automatically recognized by host systems; no external power supply required when powered via USB.
- Industrial‑Grade Design: Engineered for continuous operation in harsh environments with high electrical noise and temperature variation.
- High Isolation Protection: 3,000 V DC isolation between USB and RS‑485 circuits to protect host computers and field devices from transient surges and ground loops.
- Wide Power Input Range: Supports +10 V DC to +60 V DC when external power is used, ensuring compatibility with industrial power systems.
- Modbus/RTU Protocol Support: Fully compatible with Advanio Wolf Series RS‑485 remote I/O modules and other Modbus/RTU devices.
- Hot‑Swap Capability: Allows connection and disconnection without system shutdown.
- Compact Form Factor: Slim vertical design (approx. 47.2 mm thickness) for space‑constrained control panels.
- LED Indicators: Power, communication, and system status LEDs for quick diagnostics.
- Extended Temperature Range: Operates from –25 °C to +70 °C for industrial field deployment.
- Long Communication Distance: RS‑485 transmission up to 1.2 km at standard baud rates.
- High Baud Rate Support: Configurable from 1.2 kbps to 115.2 kbps.
- EMC‑Certified: Designed and tested for EMI/EMS compliance to ensure reliable operation in electrically noisy environments.
- 5‑Year Warranty: Long‑term reliability assurance for industrial users.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Interface Type | USB 2.0 Full‑Speed to RS‑485 2‑wire differential |
| Communication Protocol | Modbus RTU / Transparent Serial |
| Baud Rate Range | 1.2 kbps – 115.2 kbps |
| Communication Distance | Up to 1.2 km (4000 ft) |
| Isolation Voltage | 3,000 V DC between USB and RS‑485 |
| Power Supply | +10 V DC to +60 V DC (external) or USB bus‑powered |
| Power Consumption | Approx. 1.6 W @ 24 V DC |
| Connector Type | Plug‑in terminal block (#16 – 30 AWG) |
| Operating Temperature | –25 °C to +70 °C |
| Storage Temperature | –30 °C to +75 °C |
| Humidity | 5 % – 95 % RH (non‑condensing) |
| Enclosure Material | Industrial‑grade ABS/PC plastic |
| Mounting Options | DIN‑rail 35 mm or wall‑mount |
| Dimensions (W × H × D) | Approx. 115.2 mm × 126.7 mm × 47 mm |
| Weight | Approx. 0.3 kg |
| Indicators | Power LED, Communication LED, System LED |
| Compliance | CE, FCC Part 15 Class A, EMC (EMI/EMS) |
| Warranty | 5 years standard |
### 4. Functionality
The G‑M1A021 converter functions as a communication bridge between a host computer’s USB port and an RS‑485 network. It converts USB serial data into differential RS‑485 signals, enabling the host to communicate with multiple remote I/O modules or controllers over a single twisted‑pair cable.
Typical Use Cases:
- Connecting PCs, laptops, or embedded controllers to Advanio Wolf Series RS‑485 I/O modules.
- Integrating Modbus/RTU devices into SCADA, PLC, or DCS systems.
- Laboratory and building automation where USB‑based control systems interface with RS‑485 sensors or actuators.
- Energy management and process monitoring systems requiring long‑distance serial communication.
Compatibility:
- Fully compatible with Advanio Wolf Series modules (W‑M1Bxxx).
- Supports Modbus/RTU master or slave devices from other manufacturers.
- Works with Windows, Linux, and embedded OS platforms supporting standard USB‑to‑serial drivers.
### 5. Components & Accessories
Included Items:
- G‑M1A021 USB‑to‑RS‑485 Converter Module
- Plug‑in terminal block connector (14‑pin)
- Detachable DIN‑rail mounting base
- Plastic grounding tab and isolation tab
- Quick Start Guide
Optional Accessories:
- RS‑232‑to‑RS‑485 isolated converter (G‑M1E001)
- RS‑485‑to‑RS‑485 repeater (G‑M1F001, for extended networks)
- Additional DIN‑rail bases for multi‑module installations
- USB cable (Type A to Mini‑B or Micro‑B, depending on revision)
Connectors:
- USB Port: Standard USB Type B or Micro‑B (host connection)
- RS‑485 Port: Plug‑in terminal block for differential pair (D+, D–) and ground reference
- Power Input: 2‑pin terminal block (+VS, GND) for external 10–60 V DC supply
### 6. Installation & Setup
System Requirements:
- Host PC with available USB 2.0 port
- Operating system supporting USB‑to‑serial driver (Windows 7/10/11, Linux, or equivalent)
- RS‑485 network cabling (twisted‑pair, shielded recommended)
Mounting Options:
- DIN‑Rail Mounting: Attach the detachable base to a standard DIN 35 mm rail; modules can be chained using the included pin array for power and communication distribution.
- Wall Mounting: Secure the base to a flat surface using screws through the designated mounting holes.
Grounding:
- Proper frame grounding (F.G.) is essential for noise immunity.
- When installed on aluminum DIN rails, grounding can be achieved via the rail; otherwise, connect the F.G. terminal to earth ground.
Power Connection:
- Connect +VS (10–60 V DC) and GND to the power terminal.
- For USB‑powered operation, external supply may be omitted if current draw is within USB limits.
Communication Setup:
- RS‑485 node addresses are configured via two rotary switches (hexadecimal 0x01 – 0xF7).
- Default communication parameters: 9600 bps, 8 data bits, no parity, 1 stop bit (N, 8, 1).
- Baud rate and parity can be modified using Advanio’s configuration utility or Modbus commands.
Indicators:
- Power LED: Steady ON = power OK.
- Communication LED: Flashes during data transmission.
- System LED: Indicates module status, initialization, or EEPROM access errors through coded flash patterns.
Factory Reset:
- Press and hold the INIT push‑button for 3 seconds to restore default settings (9600 bps N, 8, 1; address 01).
### 7. Performance & Capabilities
- Transmission Distance: Up to 1.2 km (4000 ft) over twisted‑pair RS‑485 cable.
- Network Capacity: Up to 32 nodes per segment; expandable to 247 nodes using repeaters.
- Data Integrity: Hardware and software watchdogs ensure automatic recovery from communication errors.
- Isolation: 3 kV DC galvanic isolation between USB and RS‑485 circuits.
- Noise Immunity: EMC‑tested for EMI/EMS; internal watchdog resets module in case of interference.
- Power Efficiency: Low‑power design (≈ 1.6 W @ 24 V DC).
- Hot‑Swap Support: Modules can be replaced or added without rewiring; configuration stored in detachable EEPROM.
- Reliability: Designed for 24/7 operation in industrial environments with temperature range –25 °C to +70 °C and humidity up to 95 % RH.
- Safety Features: Reverse‑polarity protection and programmable safe states for connected I/O modules.
Limitations:
- RS‑485 bus length and node count limited by standard electrical constraints; use repeaters for longer distances or larger networks.
- USB cable length limited to 5 m per USB specification without active extension.
### 8. Standards & Compliance
- Electrical Safety: Isolation 3 kV DC between communication and logic circuits.
- EMC Compliance:
- EMI: Conforms to EN 55032 (Class A)
- EMS: Conforms to EN 61000‑4‑2/‑3/‑4/‑5 standards
- FCC Compliance:
- Complies with Part 15 of the FCC Rules.
- Operation subject to two conditions: (1) device may not cause harmful interference; (2) device must accept any interference received.
- CE Certification: Recommended for use with CE‑certified industrial chassis.
- RoHS: All components are lead‑free and RoHS compliant.
- Environmental Testing: EMI/EMS certified for industrial protection and reliability.
### 9. Additional Information
Warranty & Service:
- Warranty Period: 5 years from date of purchase.
- Coverage: Free repair or replacement for defects in materials or workmanship under normal use.
- Exclusions: Damage due to improper installation, modification, or misuse not covered.
- RMA Procedure: Contact authorized dealer for RMA number; return product with proof of purchase and completed repair form.
Maintenance:
- No routine maintenance required. Keep connectors clean and dry.
- Verify ground connections and cable integrity periodically in industrial installations.
Software & Utilities:
- Advanio ARIO Utility: Windows‑based configuration tool for Wolf Series modules and communication interfaces.
- Configure baud rate, node address, and watchdog parameters.
- Monitor I/O status and perform diagnostics.
- Save and load configuration files for batch deployment.
- Mobile Access: Advanio Cloud App available for Android and iOS to access product information and support.
Technical Support:
- Email: service@advanio.com.tw
- Website: [https://www.advanio.com.tw](https://www.advanio.com.tw)
- Response Time: Within 2 working days.
- Information Required for Support:
- Product model and serial number
- Firmware version
- Host system configuration
- Detailed problem description and error messages
Manufacturer Contact:
Advanio Technology Co., Ltd.
Industrial Automation Division
Taipei, Taiwan
### Summary
The Advanio G‑M1A021 USB‑to‑RS‑485 Converter Module is a robust, high‑isolation communication interface designed for industrial automation, process control, and data acquisition systems. It provides seamless integration between modern USB‑equipped computers and legacy or fieldbus‑based RS‑485 networks. With its 3 kV isolation, wide 10–60 V DC power range, and compliance with Modbus/RTU protocols, the G‑M1A021 ensures safe, reliable, and long‑distance communication in harsh industrial environments. Its compact DIN‑rail mountable design, LED diagnostics, and five‑year warranty make it a preferred choice for system integrators and engineers implementing Industry 4.0 solutions.
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