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APort620
IP Device Server TX to 6*RS232 Isolated 2*RS232
188,00 EUR
including VAT 223.72 EUR
- Multi-Port Serial Connectivity:
Provides 8 total serial ports — six standard RS232 and two ground-isolated RS232 ports — all accessible via a single Ethernet interface.
- High-Performance Embedded Processor:
Equipped with a 32-bit 100 MHz MIPS RISC CPU, offering superior performance compared to 16-bit controllers.
- Network Interface:
Auto-detecting 10/100 Mbps Ethernet interface with RJ45 connector supporting 100Base-TX.
- Flexible Communication Modes:
Supports TCP Server/Client, UDP Send/Receive, and UDP Multi-Serial modes for versatile network integration.
- Cross-Platform Driver Support:
- Windows NT/2000/XP/Vista/7: Virtual COM port driver (APORT or TPORT mode).
- Linux/UNIX: Raw or fixed TTY driver (GVMODEM or RTTY).
- SCO UNIX: Real TTY driver.
- Web, Telnet, and Console Configuration:
Device configuration can be performed via web browser, Telnet session, or serial console.
- Ground Isolation:
Two RS232 ports are galvanically isolated to prevent ground loops and protect connected equipment.
- High-Speed Serial Communication:
Supports baud rates up to 230,400 bps.
- Compact Industrial Design:
Rugged metal enclosure with compact dimensions suitable for control cabinets and industrial environments.
- Linux-Based Embedded System:
The internal operating system is Linux-based, providing stability, multitasking, and network stack reliability.
- Firmware Upgradeable:
Supports TFTP-based firmware upgrades via DIP switch configuration.
Provides 8 total serial ports — six standard RS232 and two ground-isolated RS232 ports — all accessible via a single Ethernet interface.
- High-Performance Embedded Processor:
Equipped with a 32-bit 100 MHz MIPS RISC CPU, offering superior performance compared to 16-bit controllers.
- Network Interface:
Auto-detecting 10/100 Mbps Ethernet interface with RJ45 connector supporting 100Base-TX.
- Flexible Communication Modes:
Supports TCP Server/Client, UDP Send/Receive, and UDP Multi-Serial modes for versatile network integration.
- Cross-Platform Driver Support:
- Windows NT/2000/XP/Vista/7: Virtual COM port driver (APORT or TPORT mode).
- Linux/UNIX: Raw or fixed TTY driver (GVMODEM or RTTY).
- SCO UNIX: Real TTY driver.
- Web, Telnet, and Console Configuration:
Device configuration can be performed via web browser, Telnet session, or serial console.
- Ground Isolation:
Two RS232 ports are galvanically isolated to prevent ground loops and protect connected equipment.
- High-Speed Serial Communication:
Supports baud rates up to 230,400 bps.
- Compact Industrial Design:
Rugged metal enclosure with compact dimensions suitable for control cabinets and industrial environments.
- Linux-Based Embedded System:
The internal operating system is Linux-based, providing stability, multitasking, and network stack reliability.
- Firmware Upgradeable:
Supports TFTP-based firmware upgrades via DIP switch configuration.
1. Product Overview
Product Name: APort620
Model: APort620
Series: APORT Series – IP to Serial Port Converters
Article Number: APort620
Manufacturer: Rayon Technology Co., Ltd.
Manufacturer Address: 2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
Contact: Tel: +886-2-82858362 | Fax: +886-2-82857065
Email: rayon@ms1.hinet.net
Websites: [www.rayontech.com](http://www.rayontech.com), [www.computex.com.tw/rayon](http://www.computex.com.tw/rayon)
The Rayon APort620 is an industrial-grade IP Device Server designed to convert Ethernet (10/100Base-TX) communication into multiple serial interfaces. It provides six standard RS232 ports and two ground-isolated RS232 ports, enabling network-based access to serial devices. The APort620 is part of Rayon’s APORT family of IP-to-serial converters, which includes models with various combinations of RS232, RS422, and RS485 interfaces. The APort620 is optimized for applications requiring reliable, isolated serial communication over TCP/IP or UDP/IP networks.
2. Key Features
- Multi-Port Serial Connectivity:
Provides 8 total serial ports — six standard RS232 and two ground-isolated RS232 ports — all accessible via a single Ethernet interface.
- High-Performance Embedded Processor:
Equipped with a 32-bit 100 MHz MIPS RISC CPU, offering superior performance compared to 16-bit controllers.
- Network Interface:
Auto-detecting 10/100 Mbps Ethernet interface with RJ45 connector supporting 100Base-TX.
- Flexible Communication Modes:
Supports TCP Server/Client, UDP Send/Receive, and UDP Multi-Serial modes for versatile network integration.
- Cross-Platform Driver Support:
- Windows NT/2000/XP/Vista/7: Virtual COM port driver (APORT or TPORT mode).
- Linux/UNIX: Raw or fixed TTY driver (GVMODEM or RTTY).
- SCO UNIX: Real TTY driver.
- Web, Telnet, and Console Configuration:
Device configuration can be performed via web browser, Telnet session, or serial console.
- Ground Isolation:
Two RS232 ports are galvanically isolated to prevent ground loops and protect connected equipment.
- High-Speed Serial Communication:
Supports baud rates up to 230,400 bps.
- Compact Industrial Design:
Rugged metal enclosure with compact dimensions suitable for control cabinets and industrial environments.
- Linux-Based Embedded System:
The internal operating system is Linux-based, providing stability, multitasking, and network stack reliability.
- Firmware Upgradeable:
Supports TFTP-based firmware upgrades via DIP switch configuration.
3. Technical Specifications
Processor & Memory:
- CPU: 32-bit MIPS RISC, 100 MHz
- Flash ROM: 16 MB
- SDRAM: 16 MB
Network Interface:
- Type: 10/100 Mbps Ethernet (100Base-TX)
- Connector: RJ45
- Auto-detection for 10/100 Mbps operation
Serial Interfaces:
- Total Ports: 8
- Ports 1–6: Standard RS232
- Ports 7–8: Ground-isolated RS232
- Connector Type: DB9 male
- Maximum Baud Rate: 230,400 bps
- Console Port: Shared with Serial Port 1
- Isolation: Electrical isolation on ports 7 and 8
Power Requirements:
- Input Voltage: 5 VDC
- Current Consumption: 1200 mA
- Power Adapter: UP110/UP220 (5VDC regulated supply required)
Physical Characteristics:
- Dimensions: 205 × 135 × 48 mm
- Material: Metal enclosure (Rayon industrial design)
- Weight: Approx. 0.8 kg (typical for APORT800-class enclosures)
Environmental Conditions:
- Operating Temperature: 5°C to 40°C
- Storage Temperature: 0°C to 65°C
- Operating Humidity: 10–90% RH (non-condensing)
- Storage Humidity: 5–90% RH
4. Functionality
The APort620 functions as an IP-to-serial converter, bridging Ethernet-based communication with multiple serial devices. Each serial port can be independently configured for different operating modes, allowing simultaneous use of various communication protocols.
Supported Operating Modes:
1. COM Real TTY Mode:
- Uses UDP packets for communication.
- Requires APORT virtual COM driver (Windows) or RTTY driver (SCO UNIX).
- Emulates standard COM ports for legacy applications.
2. GVMODEM Real TTY Mode:
- Uses TCP packets for communication.
- Designed for Linux/UNIX systems with fixed pseudo-TTY devices.
- Requires configuration of serial parameters in the APort620.
3. TCP Server Mode:
- Allows remote clients to connect via TCP sockets or Telnet.
- Supports RFC2217 for remote serial configuration.
- Compatible with TPORT virtual COM driver for Windows.
4. TCP Client Mode:
- The APort620 initiates a connection to a designated server.
- Can be configured to connect automatically at startup or upon serial activity.
5. UDP Send/Receive Mode:
- Enables data exchange with up to four remote hosts via UDP.
- Supports simultaneous multi-host communication.
6. UDP Multi-Serial Mode:
- Allows multiple serial ports to share the same UDP port number for broadcast-type applications.
Applications:
- Industrial automation and SCADA systems
- Remote monitoring and control of serial devices
- POS systems and data acquisition
- Modbus RTU over TCP/IP integration
- Legacy serial device networking
Compatibility:
- Windows NT/2000/XP/Vista/7 (APORT/TPORT drivers)
- Linux and UNIX (GVMODEM or RTTY drivers)
- SCO OpenServer (real TTY driver)
5. Components & Accessories
Included Items:
- APort620 main unit
- UP110 or UP220 5VDC power adapter
- User manual and software CD (drivers and utilities)
Optional Accessories:
- Console cable (for RS232 setup)
- Ethernet cable (RJ45)
- Rack-mount or DIN-rail mounting brackets (optional)
Connectors:
- 1 × RJ45 Ethernet port
- 8 × DB9 male serial ports
- Power input jack (5VDC)
- DIP switch for configuration and firmware upgrade
6. Installation & Setup
Hardware Installation:
1. Connect the APort620 to a network hub or switch using a standard Ethernet cable.
2. Attach the power adapter (5VDC regulated).
3. Connect serial devices to the DB9 ports.
4. Use DIP switch bit 1 to enable console mode on port 1 if needed.
5. Power on the device; LEDs indicate link and activity status.
DIP Switch Functions:
- Bit 1: Console port enable (ON = console, OFF = normal serial port)
- Bit 2: Firmware upgrade mode (ON = upgrade, OFF = normal operation)
- Bits 3–4: Reserved for RS422/RS485 configuration (not used in APort620)
Software Configuration:
- Access via Web browser (default IP: 192.168.1.254, password: 11111)
- Configure IP address (static recommended), subnet mask, and gateway.
- Set each serial port’s mode, baud rate, parity, and flow control.
- Save and reboot to apply settings.
Driver Installation (Windows):
- Use aport_ap.exe for APORT mode or tport_ap.exe for TPORT mode.
- Supports up to 64 virtual COM ports.
- Drivers available for Windows NT, 2000, XP, Vista, and 7.
- Requires administrator privileges for installation.
Driver Installation (Linux/UNIX):
- Use gvmodem or rtty drivers.
- Configure `/etc/gtstcpd/gtstcpd.cf` to map pseudo-TTY devices to APort620 IP and port numbers.
- Start the daemon using `./gtstcpd.rc start`.
7. Performance & Capabilities
- Serial Speed: Up to 230,400 bps per port.
- Network Throughput: 10/100 Mbps auto-negotiation.
- Latency: Dependent on network conditions; optimized for low-latency serial data exchange.
- Concurrent Connections: Each serial port can handle one TCP/UDP session.
- Isolation: Ground isolation on ports 7 and 8 prevents electrical interference.
- Reliability: Embedded Linux OS ensures stable operation and multitasking.
- Heartbeat Mechanism (TPORT mode):
- Sends periodic packets to detect disconnection.
- Automatically reconnects within 10 seconds if network failure occurs.
- Data Integrity: Supports RFC2217 for remote serial configuration and control signal transmission.
- Limitations:
- TPORT driver supports one dedicated Windows system per serial port.
- RPORT driver required for multi-PC access.
- Latency may vary depending on network congestion.
8. Standards & Compliance
- Network Protocols: TCP/IP, UDP/IP, DHCP (optional), TFTP (for firmware upgrade)
- Serial Standards: RS232 (EIA/TIA-232-F compliant)
- RFC Compliance: RFC2217 (Telnet COM Port Control Option)
- Operating System Compatibility: Windows NT/2000/XP/Vista/7, Linux, UNIX, SCO OpenServer
- Safety & EMC: Designed for industrial environments; compliant with standard CE/FCC requirements (typical for Rayon APORT series).
- Firmware Upgrade Protocol: TFTP over IP (192.168.1.254 default upgrade address)
9. Additional Information
Warranty:
- One-year limited warranty covering defects in materials and workmanship.
- Excludes damage from misuse, incorrect power supply, or unauthorized servicing.
- Out-of-warranty repairs available at a flat-rate service charge.
Support & Maintenance:
- Technical support via email (rayon@ms1.hinet.net).
- Firmware updates available through Rayon’s website or authorized distributors.
- RMA (Return Material Authorization) required for repairs.
- Firmware upgrade procedure via console and TFTP supported.
Maintenance Recommendations:
- Use only the supplied 5VDC power adapter.
- Avoid exposure to extreme temperatures or humidity.
- Periodically check firmware version and update if necessary.
- Use “Reset Default” in web interface to restore factory settings if configuration issues occur.
Firmware Upgrade Procedure Summary:
1. Set DIP switch bit 2 to ON (firmware upgrade mode).
2. Connect console terminal (115200 bps, 8N1).
3. Use TFTP client to upload firmware to 192.168.1.254.
4. Power cycle and verify firmware version via web interface.
Troubleshooting Highlights:
- Verify power LED and LAN link indicators.
- Use “ping” to confirm network connectivity.
- Check serial port LEDs for TX/RX activity.
- Use console terminal for diagnostic messages.
- Ensure firewall allows UDP port 519 (COM Real TTY) or TCP port 516 (GVMODEM).
Summary
The Rayon APort620 is a robust, multi-port IP-to-Serial Device Server engineered for industrial and enterprise applications requiring reliable serial communication over Ethernet. With eight RS232 ports (including two isolated), a 100 MHz RISC processor, and Linux-based firmware, it delivers high performance, flexibility, and stability. Its comprehensive driver support across Windows, Linux, and UNIX platforms ensures seamless integration into diverse environments. The APort620’s combination of isolation, configurability, and network versatility makes it ideal for automation, SCADA, and remote device management applications where serial connectivity must be extended securely over IP networks.
Product Name: APort620
Model: APort620
Series: APORT Series – IP to Serial Port Converters
Article Number: APort620
Manufacturer: Rayon Technology Co., Ltd.
Manufacturer Address: 2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
Contact: Tel: +886-2-82858362 | Fax: +886-2-82857065
Email: rayon@ms1.hinet.net
Websites: [www.rayontech.com](http://www.rayontech.com), [www.computex.com.tw/rayon](http://www.computex.com.tw/rayon)
The Rayon APort620 is an industrial-grade IP Device Server designed to convert Ethernet (10/100Base-TX) communication into multiple serial interfaces. It provides six standard RS232 ports and two ground-isolated RS232 ports, enabling network-based access to serial devices. The APort620 is part of Rayon’s APORT family of IP-to-serial converters, which includes models with various combinations of RS232, RS422, and RS485 interfaces. The APort620 is optimized for applications requiring reliable, isolated serial communication over TCP/IP or UDP/IP networks.
2. Key Features
- Multi-Port Serial Connectivity:
Provides 8 total serial ports — six standard RS232 and two ground-isolated RS232 ports — all accessible via a single Ethernet interface.
- High-Performance Embedded Processor:
Equipped with a 32-bit 100 MHz MIPS RISC CPU, offering superior performance compared to 16-bit controllers.
- Network Interface:
Auto-detecting 10/100 Mbps Ethernet interface with RJ45 connector supporting 100Base-TX.
- Flexible Communication Modes:
Supports TCP Server/Client, UDP Send/Receive, and UDP Multi-Serial modes for versatile network integration.
- Cross-Platform Driver Support:
- Windows NT/2000/XP/Vista/7: Virtual COM port driver (APORT or TPORT mode).
- Linux/UNIX: Raw or fixed TTY driver (GVMODEM or RTTY).
- SCO UNIX: Real TTY driver.
- Web, Telnet, and Console Configuration:
Device configuration can be performed via web browser, Telnet session, or serial console.
- Ground Isolation:
Two RS232 ports are galvanically isolated to prevent ground loops and protect connected equipment.
- High-Speed Serial Communication:
Supports baud rates up to 230,400 bps.
- Compact Industrial Design:
Rugged metal enclosure with compact dimensions suitable for control cabinets and industrial environments.
- Linux-Based Embedded System:
The internal operating system is Linux-based, providing stability, multitasking, and network stack reliability.
- Firmware Upgradeable:
Supports TFTP-based firmware upgrades via DIP switch configuration.
3. Technical Specifications
Processor & Memory:
- CPU: 32-bit MIPS RISC, 100 MHz
- Flash ROM: 16 MB
- SDRAM: 16 MB
Network Interface:
- Type: 10/100 Mbps Ethernet (100Base-TX)
- Connector: RJ45
- Auto-detection for 10/100 Mbps operation
Serial Interfaces:
- Total Ports: 8
- Ports 1–6: Standard RS232
- Ports 7–8: Ground-isolated RS232
- Connector Type: DB9 male
- Maximum Baud Rate: 230,400 bps
- Console Port: Shared with Serial Port 1
- Isolation: Electrical isolation on ports 7 and 8
Power Requirements:
- Input Voltage: 5 VDC
- Current Consumption: 1200 mA
- Power Adapter: UP110/UP220 (5VDC regulated supply required)
Physical Characteristics:
- Dimensions: 205 × 135 × 48 mm
- Material: Metal enclosure (Rayon industrial design)
- Weight: Approx. 0.8 kg (typical for APORT800-class enclosures)
Environmental Conditions:
- Operating Temperature: 5°C to 40°C
- Storage Temperature: 0°C to 65°C
- Operating Humidity: 10–90% RH (non-condensing)
- Storage Humidity: 5–90% RH
4. Functionality
The APort620 functions as an IP-to-serial converter, bridging Ethernet-based communication with multiple serial devices. Each serial port can be independently configured for different operating modes, allowing simultaneous use of various communication protocols.
Supported Operating Modes:
1. COM Real TTY Mode:
- Uses UDP packets for communication.
- Requires APORT virtual COM driver (Windows) or RTTY driver (SCO UNIX).
- Emulates standard COM ports for legacy applications.
2. GVMODEM Real TTY Mode:
- Uses TCP packets for communication.
- Designed for Linux/UNIX systems with fixed pseudo-TTY devices.
- Requires configuration of serial parameters in the APort620.
3. TCP Server Mode:
- Allows remote clients to connect via TCP sockets or Telnet.
- Supports RFC2217 for remote serial configuration.
- Compatible with TPORT virtual COM driver for Windows.
4. TCP Client Mode:
- The APort620 initiates a connection to a designated server.
- Can be configured to connect automatically at startup or upon serial activity.
5. UDP Send/Receive Mode:
- Enables data exchange with up to four remote hosts via UDP.
- Supports simultaneous multi-host communication.
6. UDP Multi-Serial Mode:
- Allows multiple serial ports to share the same UDP port number for broadcast-type applications.
Applications:
- Industrial automation and SCADA systems
- Remote monitoring and control of serial devices
- POS systems and data acquisition
- Modbus RTU over TCP/IP integration
- Legacy serial device networking
Compatibility:
- Windows NT/2000/XP/Vista/7 (APORT/TPORT drivers)
- Linux and UNIX (GVMODEM or RTTY drivers)
- SCO OpenServer (real TTY driver)
5. Components & Accessories
Included Items:
- APort620 main unit
- UP110 or UP220 5VDC power adapter
- User manual and software CD (drivers and utilities)
Optional Accessories:
- Console cable (for RS232 setup)
- Ethernet cable (RJ45)
- Rack-mount or DIN-rail mounting brackets (optional)
Connectors:
- 1 × RJ45 Ethernet port
- 8 × DB9 male serial ports
- Power input jack (5VDC)
- DIP switch for configuration and firmware upgrade
6. Installation & Setup
Hardware Installation:
1. Connect the APort620 to a network hub or switch using a standard Ethernet cable.
2. Attach the power adapter (5VDC regulated).
3. Connect serial devices to the DB9 ports.
4. Use DIP switch bit 1 to enable console mode on port 1 if needed.
5. Power on the device; LEDs indicate link and activity status.
DIP Switch Functions:
- Bit 1: Console port enable (ON = console, OFF = normal serial port)
- Bit 2: Firmware upgrade mode (ON = upgrade, OFF = normal operation)
- Bits 3–4: Reserved for RS422/RS485 configuration (not used in APort620)
Software Configuration:
- Access via Web browser (default IP: 192.168.1.254, password: 11111)
- Configure IP address (static recommended), subnet mask, and gateway.
- Set each serial port’s mode, baud rate, parity, and flow control.
- Save and reboot to apply settings.
Driver Installation (Windows):
- Use aport_ap.exe for APORT mode or tport_ap.exe for TPORT mode.
- Supports up to 64 virtual COM ports.
- Drivers available for Windows NT, 2000, XP, Vista, and 7.
- Requires administrator privileges for installation.
Driver Installation (Linux/UNIX):
- Use gvmodem or rtty drivers.
- Configure `/etc/gtstcpd/gtstcpd.cf` to map pseudo-TTY devices to APort620 IP and port numbers.
- Start the daemon using `./gtstcpd.rc start`.
7. Performance & Capabilities
- Serial Speed: Up to 230,400 bps per port.
- Network Throughput: 10/100 Mbps auto-negotiation.
- Latency: Dependent on network conditions; optimized for low-latency serial data exchange.
- Concurrent Connections: Each serial port can handle one TCP/UDP session.
- Isolation: Ground isolation on ports 7 and 8 prevents electrical interference.
- Reliability: Embedded Linux OS ensures stable operation and multitasking.
- Heartbeat Mechanism (TPORT mode):
- Sends periodic packets to detect disconnection.
- Automatically reconnects within 10 seconds if network failure occurs.
- Data Integrity: Supports RFC2217 for remote serial configuration and control signal transmission.
- Limitations:
- TPORT driver supports one dedicated Windows system per serial port.
- RPORT driver required for multi-PC access.
- Latency may vary depending on network congestion.
8. Standards & Compliance
- Network Protocols: TCP/IP, UDP/IP, DHCP (optional), TFTP (for firmware upgrade)
- Serial Standards: RS232 (EIA/TIA-232-F compliant)
- RFC Compliance: RFC2217 (Telnet COM Port Control Option)
- Operating System Compatibility: Windows NT/2000/XP/Vista/7, Linux, UNIX, SCO OpenServer
- Safety & EMC: Designed for industrial environments; compliant with standard CE/FCC requirements (typical for Rayon APORT series).
- Firmware Upgrade Protocol: TFTP over IP (192.168.1.254 default upgrade address)
9. Additional Information
Warranty:
- One-year limited warranty covering defects in materials and workmanship.
- Excludes damage from misuse, incorrect power supply, or unauthorized servicing.
- Out-of-warranty repairs available at a flat-rate service charge.
Support & Maintenance:
- Technical support via email (rayon@ms1.hinet.net).
- Firmware updates available through Rayon’s website or authorized distributors.
- RMA (Return Material Authorization) required for repairs.
- Firmware upgrade procedure via console and TFTP supported.
Maintenance Recommendations:
- Use only the supplied 5VDC power adapter.
- Avoid exposure to extreme temperatures or humidity.
- Periodically check firmware version and update if necessary.
- Use “Reset Default” in web interface to restore factory settings if configuration issues occur.
Firmware Upgrade Procedure Summary:
1. Set DIP switch bit 2 to ON (firmware upgrade mode).
2. Connect console terminal (115200 bps, 8N1).
3. Use TFTP client to upload firmware to 192.168.1.254.
4. Power cycle and verify firmware version via web interface.
Troubleshooting Highlights:
- Verify power LED and LAN link indicators.
- Use “ping” to confirm network connectivity.
- Check serial port LEDs for TX/RX activity.
- Use console terminal for diagnostic messages.
- Ensure firewall allows UDP port 519 (COM Real TTY) or TCP port 516 (GVMODEM).
Summary
The Rayon APort620 is a robust, multi-port IP-to-Serial Device Server engineered for industrial and enterprise applications requiring reliable serial communication over Ethernet. With eight RS232 ports (including two isolated), a 100 MHz RISC processor, and Linux-based firmware, it delivers high performance, flexibility, and stability. Its comprehensive driver support across Windows, Linux, and UNIX platforms ensures seamless integration into diverse environments. The APort620’s combination of isolation, configurability, and network versatility makes it ideal for automation, SCADA, and remote device management applications where serial connectivity must be extended securely over IP networks.
-
APORT620_Catalog.pdf
PDF Catalog
-
APORT_manual.pdf
Manual
-
TPORT driver feature.pdf
Manual
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