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- USB 2.0 Device Controller: Fully compliant with USB 2.0 specifications, ensuring high-speed data transfer and backward compatibility with USB 1.1 hosts.
- Ground Isolation: Provides galvanic isolation between the USB host and RS232 interface, enhancing safety and preventing ground loop interference.
- Single RS232 Port: One isolated RS232 communication channel via a DB9 male connector.
- ASIX MCS7810 Chipset: Utilizes the reliable ASIX MCS7810 USB-to-serial controller for stable performance and broad driver support.
- 512-Byte FIFO Buffer: Each serial port includes a 512-byte FIFO buffer for efficient data handling and reduced latency.
- LED Indicators:
- PWR LED: Indicates power status.
- Serial1 LED: Displays TXD/RXD activity for the RS232 port.
- Bus-Powered Operation: Draws power directly from the USB port (5VDC, 200mA typical), simplifying installation and reducing cabling.
- Compact Metal Enclosure: Provides electromagnetic shielding and mechanical durability.
- Plug-and-Play Functionality: Supports automatic detection and configuration by modern operating systems.
- Safety-Oriented Design: Ideal for industrial, laboratory, and instrumentation environments requiring electrical isolation.
- Cost-Effective Solution: Offers isolation and reliability at a lower cost compared to multi-port or externally powered models.
- Ground Isolation: Provides galvanic isolation between the USB host and RS232 interface, enhancing safety and preventing ground loop interference.
- Single RS232 Port: One isolated RS232 communication channel via a DB9 male connector.
- ASIX MCS7810 Chipset: Utilizes the reliable ASIX MCS7810 USB-to-serial controller for stable performance and broad driver support.
- 512-Byte FIFO Buffer: Each serial port includes a 512-byte FIFO buffer for efficient data handling and reduced latency.
- LED Indicators:
- PWR LED: Indicates power status.
- Serial1 LED: Displays TXD/RXD activity for the RS232 port.
- Bus-Powered Operation: Draws power directly from the USB port (5VDC, 200mA typical), simplifying installation and reducing cabling.
- Compact Metal Enclosure: Provides electromagnetic shielding and mechanical durability.
- Plug-and-Play Functionality: Supports automatic detection and configuration by modern operating systems.
- Safety-Oriented Design: Ideal for industrial, laboratory, and instrumentation environments requiring electrical isolation.
- Cost-Effective Solution: Offers isolation and reliability at a lower cost compared to multi-port or externally powered models.
Comprehensive Product Summary – UTS101-I USB 2.0 to Isolated RS232 Converter
### 1. Product Overview
Product Name: UTS101-I
Model Number: UTS101-I
Series: UTS USB-to-Serial Converter Series
Article Number: UTS101-I
Manufacturer: Rayon Technology Co., Ltd.
Product Type: USB 2.0 to Isolated 1-Port RS232 Converter (Bus Powered)
Country of Origin: Taiwan
Manufacturer Contact:
- Address: 2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
- Tel: +886-2-82858362
- Fax: +886-2-82857065
- Email: rayon@ms1.hinet.net / info@rayontech.com.tw
- Website: [www.rayontech.com.tw](http://www.rayontech.com.tw) / [www.rayontech.com](http://www.rayontech.com)
The UTS101-I is a compact, industrial-grade USB-to-serial converter designed to provide a single, ground-isolated RS232 port through a USB 2.0 interface. It is engineered for environments requiring electrical isolation between host and serial devices, ensuring data integrity and equipment protection. The converter is housed in a durable metal enclosure and operates in bus-powered mode, eliminating the need for an external power supply.
### 2. Key Features
- USB 2.0 Device Controller: Fully compliant with USB 2.0 specifications, ensuring high-speed data transfer and backward compatibility with USB 1.1 hosts.
- Ground Isolation: Provides galvanic isolation between the USB host and RS232 interface, enhancing safety and preventing ground loop interference.
- Single RS232 Port: One isolated RS232 communication channel via a DB9 male connector.
- ASIX MCS7810 Chipset: Utilizes the reliable ASIX MCS7810 USB-to-serial controller for stable performance and broad driver support.
- 512-Byte FIFO Buffer: Each serial port includes a 512-byte FIFO buffer for efficient data handling and reduced latency.
- LED Indicators:
- PWR LED: Indicates power status.
- Serial1 LED: Displays TXD/RXD activity for the RS232 port.
- Bus-Powered Operation: Draws power directly from the USB port (5VDC, 200mA typical), simplifying installation and reducing cabling.
- Compact Metal Enclosure: Provides electromagnetic shielding and mechanical durability.
- Plug-and-Play Functionality: Supports automatic detection and configuration by modern operating systems.
- Safety-Oriented Design: Ideal for industrial, laboratory, and instrumentation environments requiring electrical isolation.
- Cost-Effective Solution: Offers isolation and reliability at a lower cost compared to multi-port or externally powered models.
### 3. Technical Specifications
USB Interface:
- Standard: USB 2.0 (Full-Speed, 12 Mbps)
- Connector Type: USB Type-B female
- Controller IC: ASIX MCS7810
- FIFO Buffer: 512 bytes per serial port
- Power Source: USB bus (no external adapter required)
- Current Consumption: 200 mA @ 5 VDC
RS232 Interface:
- Connector Type: DB9 male
- Number of Ports: 1
- Isolation: Ground isolated between USB and RS232 sides
- Signal Lines: TXD, RXD, RTS, CTS, DTR, DSR, DCD, RI, GND
- Communication Standard: EIA/TIA RS232
Indicators:
- PWR LED: Power ON indicator
- Serial1 LED: TXD/RXD activity indicator
Physical Characteristics:
- Enclosure Material: Metal (EMI-shielded)
- Dimensions: 92 mm (W) × 118 mm (L) × 27 mm (H)
- Weight: Approx. 250–300 g (typical, including enclosure)
- Color: Metallic silver or anodized aluminum finish
Environmental Conditions:
- Operating Temperature: 0°C to +55°C
- Storage Temperature: 0°C to +65°C
- Operating Humidity: 10% to 95% RH (non-condensing)
- Storage Humidity: 5% to 95% RH (non-condensing)
Power Requirements:
- Input Voltage: 5 VDC (from USB bus)
- Power Consumption: 200 mA typical, 400 mA maximum
### 4. Functionality
The UTS101-I functions as a USB-to-RS232 interface converter with built-in electrical isolation. When connected to a host computer via a USB port, it enumerates as a standard COM port, allowing legacy serial devices to communicate with modern PCs or embedded systems that lack native serial interfaces.
Operation Principle:
- The ASIX MCS7810 controller translates USB data packets into RS232 signals and vice versa.
- The internal isolation barrier separates the USB ground from the RS232 ground, preventing current leakage and protecting both host and peripheral devices.
- The 512-byte FIFO buffer ensures smooth data flow, even under high-speed or burst transmission conditions.
- LED indicators provide real-time visual feedback of power and data activity.
Typical Use Cases:
- Industrial automation systems requiring isolated serial communication.
- Laboratory instrumentation and data acquisition.
- POS (Point-of-Sale) systems connecting barcode scanners, receipt printers, or card readers.
- Communication with PLCs, CNC machines, or test equipment.
- Field service and maintenance tools for serial device configuration.
- Environments with high electrical noise or potential ground loops.
Compatibility:
- Operating Systems: Windows, Linux, macOS (driver support dependent on OS version).
- Compatible with standard serial communication software and terminal emulators.
- Supports hot-plugging and automatic COM port assignment.
### 5. Components & Accessories
Included Items:
- UTS101-I converter unit (metal enclosure)
- USB Type-A to Type-B cable (typically 1.0–1.5 m, depending on package)
- User manual or quick installation guide
- Driver CD or downloadable driver package (depending on distribution)
Optional Accessories:
- DIN-rail mounting kit (for industrial installations)
- USB extension cable
- RS232 DB9 female-to-female or male-to-female adapters
- External surge protection modules (for high-voltage environments)
Connectors:
- USB Port: Type-B female (to host)
- RS232 Port: DB9 male (to device)
### 6. Installation & Setup
System Requirements:
- Available USB 2.0 or higher port
- Supported operating system with USB serial driver support
- No external power supply required (bus-powered)
Installation Steps:
1. Connect the UTS101-I to the host computer using the supplied USB cable.
2. The operating system automatically detects the device and installs the appropriate driver (or prompts for manual driver installation).
3. Once installed, a new COM port appears in the system’s device manager.
4. Connect the RS232 device to the DB9 male connector.
5. Verify communication using terminal software or application-specific tools.
Mounting Options:
- Desktop placement (rubber feet or flat surface)
- Optional DIN-rail or wall mounting for industrial environments
Configuration:
- No manual configuration required; plug-and-play operation.
- COM port number can be reassigned via operating system settings if necessary.
- Baud rate, parity, stop bits, and flow control are configurable through software.
### 7. Performance & Capabilities
Data Transfer Rate:
- Supports standard RS232 baud rates up to 115.2 kbps (typical)
- FIFO buffering minimizes data loss during high-speed communication
Isolation Performance:
- Ground isolation between USB and RS232 sides prevents electrical interference and equipment damage.
- Suitable for systems with differing ground potentials or noisy environments.
Power Efficiency:
- Operates entirely from USB bus power (5VDC, 200mA typical).
- No external power adapter required, reducing installation complexity.
Reliability:
- Industrial-grade metal enclosure provides mechanical protection and EMI shielding.
- LED indicators allow quick diagnostics of power and communication status.
- Stable operation across a wide temperature and humidity range.
Limitations:
- Single-port configuration (for multi-port applications, other models such as UTS102-I or UTS040 are recommended).
- RS232 only (no RS422/RS485 support in this model).
- Bus-powered mode may limit use with high-current peripheral devices.
### 8. Standards & Compliance
Electrical & Communication Standards:
- USB 2.0 Full-Speed (12 Mbps)
- EIA/TIA RS232 standard compliance
- Ground isolation per industrial safety requirements
Regulatory Compliance:
- CE and FCC Class B (typical for Rayon USB converters)
- RoHS compliant (lead-free manufacturing)
- ISO 9001:2008 certified production facility (Rayon Technology Co., Ltd.)
Industry Standards Supported:
- Plug and Play (PnP)
- USB CDC (Communications Device Class)
- RS232 signal level compliance
Safety Considerations:
- Ground isolation prevents damage from voltage differentials.
- Metal enclosure provides shielding against electromagnetic interference.
### 9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 1 year, depending on region and distributor).
- Covers defects in materials and workmanship under normal use.
Technical Support:
- Provided by Rayon Technology via email or phone.
- Driver updates and documentation available on the manufacturer’s website.
Maintenance:
- No periodic maintenance required.
- Keep connectors clean and free from dust.
- Avoid exposure to moisture or corrosive environments.
Firmware & Driver Updates:
- Drivers available for Windows, Linux, and macOS platforms.
- Updates provided periodically to ensure compatibility with new operating systems.
Related Models and Upgrade Options:
- UTS102-I: Two isolated RS232 ports.
- UTS040: Four isolated RS232 ports.
- UTS131-I: One isolated RS422/RS485 port.
- UTS132-I: Two isolated RS422/RS485 ports.
- UTS134i: Four isolated RS422/RS485 ports (self-powered).
- UTS111 / UTS112: Flexible RS232/RS422/RS485 configurations (non-isolated).
- UTS485: Two RS232 and two isolated RS422/RS485 ports.
These models share similar design principles and chipset architecture, allowing users to scale up or adapt to different communication standards as needed.
### Summary
The Rayon UTS101-I is a robust, single-port USB 2.0 to isolated RS232 converter designed for industrial and professional applications requiring reliable, electrically isolated serial communication. Its ASIX MCS7810 chipset, 512-byte FIFO buffer, and metal enclosure ensure stable performance, while bus-powered operation simplifies deployment. The ground isolation feature makes it particularly suitable for environments where electrical noise or potential differences could compromise data integrity or equipment safety.
With its compact design, plug-and-play functionality, and compliance with USB and RS232 standards, the UTS101-I provides a dependable and cost-effective solution for extending serial connectivity to modern computing systems. It is part of Rayon’s comprehensive UTS series, offering a range of models for various port counts, isolation levels, and communication standards.
Manufacturer:
Rayon Technology Co., Ltd.
2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
Tel: +886-2-82858362 | Fax: +886-2-82857065
Email: info@rayontech.com.tw | Web: [www.rayontech.com.tw](http://www.rayontech.com.tw)
End of Product Summary – UTS101-I USB 2.0 to Isolated RS232 Converter
### 1. Product Overview
Product Name: UTS101-I
Model Number: UTS101-I
Series: UTS USB-to-Serial Converter Series
Article Number: UTS101-I
Manufacturer: Rayon Technology Co., Ltd.
Product Type: USB 2.0 to Isolated 1-Port RS232 Converter (Bus Powered)
Country of Origin: Taiwan
Manufacturer Contact:
- Address: 2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
- Tel: +886-2-82858362
- Fax: +886-2-82857065
- Email: rayon@ms1.hinet.net / info@rayontech.com.tw
- Website: [www.rayontech.com.tw](http://www.rayontech.com.tw) / [www.rayontech.com](http://www.rayontech.com)
The UTS101-I is a compact, industrial-grade USB-to-serial converter designed to provide a single, ground-isolated RS232 port through a USB 2.0 interface. It is engineered for environments requiring electrical isolation between host and serial devices, ensuring data integrity and equipment protection. The converter is housed in a durable metal enclosure and operates in bus-powered mode, eliminating the need for an external power supply.
### 2. Key Features
- USB 2.0 Device Controller: Fully compliant with USB 2.0 specifications, ensuring high-speed data transfer and backward compatibility with USB 1.1 hosts.
- Ground Isolation: Provides galvanic isolation between the USB host and RS232 interface, enhancing safety and preventing ground loop interference.
- Single RS232 Port: One isolated RS232 communication channel via a DB9 male connector.
- ASIX MCS7810 Chipset: Utilizes the reliable ASIX MCS7810 USB-to-serial controller for stable performance and broad driver support.
- 512-Byte FIFO Buffer: Each serial port includes a 512-byte FIFO buffer for efficient data handling and reduced latency.
- LED Indicators:
- PWR LED: Indicates power status.
- Serial1 LED: Displays TXD/RXD activity for the RS232 port.
- Bus-Powered Operation: Draws power directly from the USB port (5VDC, 200mA typical), simplifying installation and reducing cabling.
- Compact Metal Enclosure: Provides electromagnetic shielding and mechanical durability.
- Plug-and-Play Functionality: Supports automatic detection and configuration by modern operating systems.
- Safety-Oriented Design: Ideal for industrial, laboratory, and instrumentation environments requiring electrical isolation.
- Cost-Effective Solution: Offers isolation and reliability at a lower cost compared to multi-port or externally powered models.
### 3. Technical Specifications
USB Interface:
- Standard: USB 2.0 (Full-Speed, 12 Mbps)
- Connector Type: USB Type-B female
- Controller IC: ASIX MCS7810
- FIFO Buffer: 512 bytes per serial port
- Power Source: USB bus (no external adapter required)
- Current Consumption: 200 mA @ 5 VDC
RS232 Interface:
- Connector Type: DB9 male
- Number of Ports: 1
- Isolation: Ground isolated between USB and RS232 sides
- Signal Lines: TXD, RXD, RTS, CTS, DTR, DSR, DCD, RI, GND
- Communication Standard: EIA/TIA RS232
Indicators:
- PWR LED: Power ON indicator
- Serial1 LED: TXD/RXD activity indicator
Physical Characteristics:
- Enclosure Material: Metal (EMI-shielded)
- Dimensions: 92 mm (W) × 118 mm (L) × 27 mm (H)
- Weight: Approx. 250–300 g (typical, including enclosure)
- Color: Metallic silver or anodized aluminum finish
Environmental Conditions:
- Operating Temperature: 0°C to +55°C
- Storage Temperature: 0°C to +65°C
- Operating Humidity: 10% to 95% RH (non-condensing)
- Storage Humidity: 5% to 95% RH (non-condensing)
Power Requirements:
- Input Voltage: 5 VDC (from USB bus)
- Power Consumption: 200 mA typical, 400 mA maximum
### 4. Functionality
The UTS101-I functions as a USB-to-RS232 interface converter with built-in electrical isolation. When connected to a host computer via a USB port, it enumerates as a standard COM port, allowing legacy serial devices to communicate with modern PCs or embedded systems that lack native serial interfaces.
Operation Principle:
- The ASIX MCS7810 controller translates USB data packets into RS232 signals and vice versa.
- The internal isolation barrier separates the USB ground from the RS232 ground, preventing current leakage and protecting both host and peripheral devices.
- The 512-byte FIFO buffer ensures smooth data flow, even under high-speed or burst transmission conditions.
- LED indicators provide real-time visual feedback of power and data activity.
Typical Use Cases:
- Industrial automation systems requiring isolated serial communication.
- Laboratory instrumentation and data acquisition.
- POS (Point-of-Sale) systems connecting barcode scanners, receipt printers, or card readers.
- Communication with PLCs, CNC machines, or test equipment.
- Field service and maintenance tools for serial device configuration.
- Environments with high electrical noise or potential ground loops.
Compatibility:
- Operating Systems: Windows, Linux, macOS (driver support dependent on OS version).
- Compatible with standard serial communication software and terminal emulators.
- Supports hot-plugging and automatic COM port assignment.
### 5. Components & Accessories
Included Items:
- UTS101-I converter unit (metal enclosure)
- USB Type-A to Type-B cable (typically 1.0–1.5 m, depending on package)
- User manual or quick installation guide
- Driver CD or downloadable driver package (depending on distribution)
Optional Accessories:
- DIN-rail mounting kit (for industrial installations)
- USB extension cable
- RS232 DB9 female-to-female or male-to-female adapters
- External surge protection modules (for high-voltage environments)
Connectors:
- USB Port: Type-B female (to host)
- RS232 Port: DB9 male (to device)
### 6. Installation & Setup
System Requirements:
- Available USB 2.0 or higher port
- Supported operating system with USB serial driver support
- No external power supply required (bus-powered)
Installation Steps:
1. Connect the UTS101-I to the host computer using the supplied USB cable.
2. The operating system automatically detects the device and installs the appropriate driver (or prompts for manual driver installation).
3. Once installed, a new COM port appears in the system’s device manager.
4. Connect the RS232 device to the DB9 male connector.
5. Verify communication using terminal software or application-specific tools.
Mounting Options:
- Desktop placement (rubber feet or flat surface)
- Optional DIN-rail or wall mounting for industrial environments
Configuration:
- No manual configuration required; plug-and-play operation.
- COM port number can be reassigned via operating system settings if necessary.
- Baud rate, parity, stop bits, and flow control are configurable through software.
### 7. Performance & Capabilities
Data Transfer Rate:
- Supports standard RS232 baud rates up to 115.2 kbps (typical)
- FIFO buffering minimizes data loss during high-speed communication
Isolation Performance:
- Ground isolation between USB and RS232 sides prevents electrical interference and equipment damage.
- Suitable for systems with differing ground potentials or noisy environments.
Power Efficiency:
- Operates entirely from USB bus power (5VDC, 200mA typical).
- No external power adapter required, reducing installation complexity.
Reliability:
- Industrial-grade metal enclosure provides mechanical protection and EMI shielding.
- LED indicators allow quick diagnostics of power and communication status.
- Stable operation across a wide temperature and humidity range.
Limitations:
- Single-port configuration (for multi-port applications, other models such as UTS102-I or UTS040 are recommended).
- RS232 only (no RS422/RS485 support in this model).
- Bus-powered mode may limit use with high-current peripheral devices.
### 8. Standards & Compliance
Electrical & Communication Standards:
- USB 2.0 Full-Speed (12 Mbps)
- EIA/TIA RS232 standard compliance
- Ground isolation per industrial safety requirements
Regulatory Compliance:
- CE and FCC Class B (typical for Rayon USB converters)
- RoHS compliant (lead-free manufacturing)
- ISO 9001:2008 certified production facility (Rayon Technology Co., Ltd.)
Industry Standards Supported:
- Plug and Play (PnP)
- USB CDC (Communications Device Class)
- RS232 signal level compliance
Safety Considerations:
- Ground isolation prevents damage from voltage differentials.
- Metal enclosure provides shielding against electromagnetic interference.
### 9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 1 year, depending on region and distributor).
- Covers defects in materials and workmanship under normal use.
Technical Support:
- Provided by Rayon Technology via email or phone.
- Driver updates and documentation available on the manufacturer’s website.
Maintenance:
- No periodic maintenance required.
- Keep connectors clean and free from dust.
- Avoid exposure to moisture or corrosive environments.
Firmware & Driver Updates:
- Drivers available for Windows, Linux, and macOS platforms.
- Updates provided periodically to ensure compatibility with new operating systems.
Related Models and Upgrade Options:
- UTS102-I: Two isolated RS232 ports.
- UTS040: Four isolated RS232 ports.
- UTS131-I: One isolated RS422/RS485 port.
- UTS132-I: Two isolated RS422/RS485 ports.
- UTS134i: Four isolated RS422/RS485 ports (self-powered).
- UTS111 / UTS112: Flexible RS232/RS422/RS485 configurations (non-isolated).
- UTS485: Two RS232 and two isolated RS422/RS485 ports.
These models share similar design principles and chipset architecture, allowing users to scale up or adapt to different communication standards as needed.
### Summary
The Rayon UTS101-I is a robust, single-port USB 2.0 to isolated RS232 converter designed for industrial and professional applications requiring reliable, electrically isolated serial communication. Its ASIX MCS7810 chipset, 512-byte FIFO buffer, and metal enclosure ensure stable performance, while bus-powered operation simplifies deployment. The ground isolation feature makes it particularly suitable for environments where electrical noise or potential differences could compromise data integrity or equipment safety.
With its compact design, plug-and-play functionality, and compliance with USB and RS232 standards, the UTS101-I provides a dependable and cost-effective solution for extending serial connectivity to modern computing systems. It is part of Rayon’s comprehensive UTS series, offering a range of models for various port counts, isolation levels, and communication standards.
Manufacturer:
Rayon Technology Co., Ltd.
2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
Tel: +886-2-82858362 | Fax: +886-2-82857065
Email: info@rayontech.com.tw | Web: [www.rayontech.com.tw](http://www.rayontech.com.tw)
End of Product Summary – UTS101-I USB 2.0 to Isolated RS232 Converter
-
UTS101I_Catalog_en.pdf
PDF Catalog
-
AP_Note_iSerial.pdf
Manual
