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- Dual RS-422/485 Serial Ports: Two independent serial ports supporting both 2-wire and 4-wire RS-485 or RS-422 communication standards.
- Ethernet Connectivity: One 10/100 Mbps Ethernet port with auto MDI/MDIX and 1.5 kV magnetic isolation protection.
- Automatic Data Direction Control (ADDC®): Patented Moxa technology for automatic RS-485 data flow control, eliminating the need for manual RTS signal handling.
- Multiple Operation Modes: Supports TCP Server, TCP Client, and UDP modes for flexible network integration.
- Real COM/TTY Drivers: Enables existing serial-based applications to communicate over Ethernet without software modification.
- Comprehensive Protocol Support: Compatible with standard TCP/IP protocols including ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMPv1, HTTP, SMTP, and SNTP.
- Robust Industrial Design: Metal housing with IP30 protection, DIN-rail mountable, and designed for harsh industrial environments.
- High ESD Protection: 15 kV ESD protection on all serial signals ensures reliable operation in electrically noisy environments.
- Flexible Power Input: Wide-range 12–48 VDC power input with low power consumption.
- Compact Form Factor: Small footprint (67 × 100.4 × 22 mm) for easy installation in space-constrained control panels.
- Network Management: SNMP MIB-II support for remote monitoring and management.
- Reliability Features: Built-in watchdog timer (WDT) and automatic reboot trigger for system stability.
- Long MTBF: Mean Time Between Failures (MTBF) of 102,344 hours ensures long-term reliability.
- Extended Temperature Models Available: Optional -T versions support operation from -40 to 75°C for extreme environments.
- Ethernet Connectivity: One 10/100 Mbps Ethernet port with auto MDI/MDIX and 1.5 kV magnetic isolation protection.
- Automatic Data Direction Control (ADDC®): Patented Moxa technology for automatic RS-485 data flow control, eliminating the need for manual RTS signal handling.
- Multiple Operation Modes: Supports TCP Server, TCP Client, and UDP modes for flexible network integration.
- Real COM/TTY Drivers: Enables existing serial-based applications to communicate over Ethernet without software modification.
- Comprehensive Protocol Support: Compatible with standard TCP/IP protocols including ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMPv1, HTTP, SMTP, and SNTP.
- Robust Industrial Design: Metal housing with IP30 protection, DIN-rail mountable, and designed for harsh industrial environments.
- High ESD Protection: 15 kV ESD protection on all serial signals ensures reliable operation in electrically noisy environments.
- Flexible Power Input: Wide-range 12–48 VDC power input with low power consumption.
- Compact Form Factor: Small footprint (67 × 100.4 × 22 mm) for easy installation in space-constrained control panels.
- Network Management: SNMP MIB-II support for remote monitoring and management.
- Reliability Features: Built-in watchdog timer (WDT) and automatic reboot trigger for system stability.
- Long MTBF: Mean Time Between Failures (MTBF) of 102,344 hours ensures long-term reliability.
- Extended Temperature Models Available: Optional -T versions support operation from -40 to 75°C for extreme environments.
Comprehensive Product Summary: Moxa NPort® 5232 Ethernet to 2-Port RS-422/485 Serial Device Server
### 1. Product Overview
Product Name: NPort® 5232
Model: NPort 5232
Series: NPort® 5200 Series
Article Number: NPort 5232
Manufacturer: Moxa Inc.
Product Type: Ethernet-to-Serial Device Server
Description: The Moxa NPort® 5232 is a compact, industrial-grade 2-port serial device server designed to connect RS-422/485 serial devices to Ethernet networks. It enables seamless integration of legacy serial equipment into modern TCP/IP-based network infrastructures, providing reliable, high-performance serial-to-Ethernet communication for industrial automation, transportation, and remote monitoring applications.
### 2. Key Features
- Dual RS-422/485 Serial Ports: Two independent serial ports supporting both 2-wire and 4-wire RS-485 or RS-422 communication standards.
- Ethernet Connectivity: One 10/100 Mbps Ethernet port with auto MDI/MDIX and 1.5 kV magnetic isolation protection.
- Automatic Data Direction Control (ADDC®): Patented Moxa technology for automatic RS-485 data flow control, eliminating the need for manual RTS signal handling.
- Multiple Operation Modes: Supports TCP Server, TCP Client, and UDP modes for flexible network integration.
- Real COM/TTY Drivers: Enables existing serial-based applications to communicate over Ethernet without software modification.
- Comprehensive Protocol Support: Compatible with standard TCP/IP protocols including ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMPv1, HTTP, SMTP, and SNTP.
- Robust Industrial Design: Metal housing with IP30 protection, DIN-rail mountable, and designed for harsh industrial environments.
- High ESD Protection: 15 kV ESD protection on all serial signals ensures reliable operation in electrically noisy environments.
- Flexible Power Input: Wide-range 12–48 VDC power input with low power consumption.
- Compact Form Factor: Small footprint (67 × 100.4 × 22 mm) for easy installation in space-constrained control panels.
- Network Management: SNMP MIB-II support for remote monitoring and management.
- Reliability Features: Built-in watchdog timer (WDT) and automatic reboot trigger for system stability.
- Long MTBF: Mean Time Between Failures (MTBF) of 102,344 hours ensures long-term reliability.
- Extended Temperature Models Available: Optional -T versions support operation from -40 to 75°C for extreme environments.
### 3. Technical Specifications
Ethernet Interface:
- Ports: 1 × 10/100 Mbps Ethernet (auto MDI/MDIX)
- Connector: 8-pin RJ45
- Magnetic Isolation: 1.5 kV built-in
Serial Interface:
- Ports: 2 × RS-422/485
- Connector Type: Terminal block (5 contacts per port)
- Serial Line Protection: 15 kV ESD protection
- Isolation Protection: 2 kV (available on NPort 5232I/5232I-T models)
- RS-485 Data Direction Control: ADDC® automatic control
Serial Communication Parameters:
- Baud Rate: 110 bps to 230.4 kbps
- Data Bits: 5, 6, 7, 8
- Stop Bits: 1, 1.5, 2
- Parity: None, Even, Odd, Space, Mark
- Flow Control: XON/XOFF (software)
- RS-422 Signals: Tx+, Tx-, Rx+, Rx-, GND
- RS-485-4W Signals: Tx+, Tx-, Rx+, Rx-, GND
- RS-485-2W Signals: Data+, Data-, GND
Network Protocols:
ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMPv1, HTTP, SMTP, SNTP
Configuration Interfaces:
- Web Console
- Telnet Console
- Windows Utility
- Serial Console (for NPort 5210/5230 models)
Driver Support:
- Windows Real COM Drivers: Windows 95/98/ME/NT/2000/XP/2003/Vista/2008/7 (x86/x64), Windows Embedded CE 5.0/6.0, XP Embedded
- Fixed TTY Drivers: SCO Unix, SCO OpenServer, UnixWare 7/2.1, SVR 4.2, QNX 4.25/6, Solaris 10, FreeBSD, AIX 5.x, HP-UX 11i
- Linux Real TTY Drivers: Linux kernel 2.4.x, 2.6.x
Physical Characteristics:
- Housing: Metal, IP30-rated
- Dimensions (without ears): 67 × 100.4 × 22 mm (2.64 × 3.95 × 0.87 in)
- Dimensions (with ears): 90 × 100.4 × 22 mm (3.54 × 3.95 × 0.87 in)
- Weight: 360 g
Power Requirements:
- Input Voltage: 12–48 VDC
- Power Consumption: 280 mA @ 12 V, 150 mA @ 24 V
Environmental Limits:
- Operating Temperature: 0 to 55°C (standard models)
- Storage Temperature: -40 to 85°C
- Ambient Humidity: 5–95% RH (non-condensing)
- Wide Temperature Models (-T): -40 to 75°C
Reliability:
- Watchdog Timer: Built-in
- Real-Time Clock: Built-in
- MTBF: 102,344 hours (NPort 5232)
### 4. Functionality
The NPort® 5232 functions as a bridge between serial devices and Ethernet networks, allowing legacy RS-422/485 equipment to communicate over TCP/IP. It converts serial data into Ethernet packets and vice versa, enabling remote access, monitoring, and control of serial devices from any networked host.
Operation Modes:
- TCP Server Mode: The NPort listens for incoming connections from network hosts, ideal for centralized control systems.
- TCP Client Mode: The device initiates connections to a designated server, suitable for data collection or reporting applications.
- UDP Mode: Enables fast, connectionless data transmission for broadcast or multicast applications.
Use Cases and Applications:
- Industrial automation systems (PLC, HMI, sensors)
- Building management and HVAC control
- Transportation and traffic monitoring systems
- Energy and utility management
- Remote data acquisition and SCADA systems
- Serial device networking in manufacturing environments
Compatibility:
Compatible with any host system supporting TCP/IP, including Windows, Linux, and UNIX-based platforms. The Real COM/TTY drivers ensure transparent integration with existing serial communication software.
### 5. Components & Accessories
Included in Package:
- NPort® 5232 device server
- Power jack to 3-pin terminal block adapter
- Documentation and software CD
- Quick installation guide (printed)
- Warranty card
Optional Accessories:
- DK-35A: 35-mm DIN-rail mounting kit
- DIN-Rail Power Supplies:
- PWR-12150-USJP-SA-T (US/JP plug)
- PWR-12150-EU-SA-T (EU plug)
- PWR-12150-UK-SA-T (UK plug)
- PWR-12150-CN-SA-T (CN plug)
- PWR-12150-AU-SA-T (AU plug)
- All models: 100–240 VAC input, 12 VDC/1.5 A output, -40 to 75°C operating range, screw-type connectors
### 6. Installation & Setup
Mounting Options:
- DIN-rail mounting (using DK-35A kit)
- Wall or panel mounting via optional brackets
Power Connection:
- 3-pin terminal block for 12–48 VDC input
- Reverse polarity protection
Network Connection:
- Standard RJ45 Ethernet interface supporting auto MDI/MDIX
- LED indicators for link and activity status
Configuration:
- Accessible via web browser, Telnet, or Windows utility
- Supports batch configuration for multiple devices
- SNMP MIB-II for network management integration
Setup Process:
1. Mount the device on a DIN rail or panel.
2. Connect power supply and Ethernet cable.
3. Wire serial devices to terminal blocks.
4. Configure network parameters (IP address, subnet, gateway).
5. Select operation mode (TCP Server, TCP Client, or UDP).
6. Install appropriate COM/TTY drivers on host systems.
### 7. Performance & Capabilities
Data Throughput:
- Supports baud rates up to 230.4 kbps per serial port.
- Low latency serial-to-Ethernet conversion for real-time applications.
Capacity:
- Two independent serial channels for simultaneous device connections.
- Supports multiple concurrent TCP connections depending on configuration.
Efficiency:
- ADDC® ensures optimal RS-485 communication without manual control.
- Watchdog timer and auto-reboot maintain continuous operation.
Limitations:
- No RS-232 interface (RS-422/485 only).
- IP30 protection—suitable for indoor industrial environments, not outdoor use.
### 8. Standards & Compliance
Safety Certifications:
- UL 60950-1
- EN 60950-1
EMC Compliance:
- CE, FCC
- EMI: EN 55022 Class A, FCC Part 15 Subpart B Class A
- EMS: EN 55024
Marine Certification:
- DNV
Medical Compliance (for related models):
- EN 60601-1-2 Class B, EN 55011 (NPort 5210/5210-T only)
Environmental Protection:
- IP30-rated metal housing
Reliability Standards:
- MTBF tested per MIL-HDBK-217F
Network Management:
- SNMP MIB-II support for integration with enterprise monitoring systems
### 9. Additional Information
Warranty:
- 5-year limited warranty
- Full details available at [www.moxa.com/warranty](https://www.moxa.com/warranty)
Support & Maintenance:
- Firmware updates available via Moxa’s website
- Technical support through Moxa’s global service network
- Comprehensive documentation and driver downloads provided
Maintenance Recommendations:
- Periodic inspection of power and network connections
- Firmware updates to maintain security and performance
- Use of surge protection in high-EMI environments
Product Lifecycle & Reliability:
- Designed for long-term industrial deployment
- MTBF of 102,344 hours ensures dependable operation
- Built-in watchdog timer prevents system hangs
### Summary
The Moxa NPort® 5232 is a robust, compact, and highly reliable 2-port RS-422/485 serial device server engineered for industrial Ethernet integration. It bridges traditional serial communication with modern TCP/IP networks, offering flexible operation modes, comprehensive driver support, and advanced reliability features. With its metal IP30 housing, wide power input range, and extended temperature options, the NPort 5232 is ideal for mission-critical applications in automation, transportation, and remote monitoring. Its combination of performance, durability, and ease of configuration makes it a trusted solution for connecting serial devices to Ethernet networks in demanding industrial environments.
### 1. Product Overview
Product Name: NPort® 5232
Model: NPort 5232
Series: NPort® 5200 Series
Article Number: NPort 5232
Manufacturer: Moxa Inc.
Product Type: Ethernet-to-Serial Device Server
Description: The Moxa NPort® 5232 is a compact, industrial-grade 2-port serial device server designed to connect RS-422/485 serial devices to Ethernet networks. It enables seamless integration of legacy serial equipment into modern TCP/IP-based network infrastructures, providing reliable, high-performance serial-to-Ethernet communication for industrial automation, transportation, and remote monitoring applications.
### 2. Key Features
- Dual RS-422/485 Serial Ports: Two independent serial ports supporting both 2-wire and 4-wire RS-485 or RS-422 communication standards.
- Ethernet Connectivity: One 10/100 Mbps Ethernet port with auto MDI/MDIX and 1.5 kV magnetic isolation protection.
- Automatic Data Direction Control (ADDC®): Patented Moxa technology for automatic RS-485 data flow control, eliminating the need for manual RTS signal handling.
- Multiple Operation Modes: Supports TCP Server, TCP Client, and UDP modes for flexible network integration.
- Real COM/TTY Drivers: Enables existing serial-based applications to communicate over Ethernet without software modification.
- Comprehensive Protocol Support: Compatible with standard TCP/IP protocols including ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMPv1, HTTP, SMTP, and SNTP.
- Robust Industrial Design: Metal housing with IP30 protection, DIN-rail mountable, and designed for harsh industrial environments.
- High ESD Protection: 15 kV ESD protection on all serial signals ensures reliable operation in electrically noisy environments.
- Flexible Power Input: Wide-range 12–48 VDC power input with low power consumption.
- Compact Form Factor: Small footprint (67 × 100.4 × 22 mm) for easy installation in space-constrained control panels.
- Network Management: SNMP MIB-II support for remote monitoring and management.
- Reliability Features: Built-in watchdog timer (WDT) and automatic reboot trigger for system stability.
- Long MTBF: Mean Time Between Failures (MTBF) of 102,344 hours ensures long-term reliability.
- Extended Temperature Models Available: Optional -T versions support operation from -40 to 75°C for extreme environments.
### 3. Technical Specifications
Ethernet Interface:
- Ports: 1 × 10/100 Mbps Ethernet (auto MDI/MDIX)
- Connector: 8-pin RJ45
- Magnetic Isolation: 1.5 kV built-in
Serial Interface:
- Ports: 2 × RS-422/485
- Connector Type: Terminal block (5 contacts per port)
- Serial Line Protection: 15 kV ESD protection
- Isolation Protection: 2 kV (available on NPort 5232I/5232I-T models)
- RS-485 Data Direction Control: ADDC® automatic control
Serial Communication Parameters:
- Baud Rate: 110 bps to 230.4 kbps
- Data Bits: 5, 6, 7, 8
- Stop Bits: 1, 1.5, 2
- Parity: None, Even, Odd, Space, Mark
- Flow Control: XON/XOFF (software)
- RS-422 Signals: Tx+, Tx-, Rx+, Rx-, GND
- RS-485-4W Signals: Tx+, Tx-, Rx+, Rx-, GND
- RS-485-2W Signals: Data+, Data-, GND
Network Protocols:
ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMPv1, HTTP, SMTP, SNTP
Configuration Interfaces:
- Web Console
- Telnet Console
- Windows Utility
- Serial Console (for NPort 5210/5230 models)
Driver Support:
- Windows Real COM Drivers: Windows 95/98/ME/NT/2000/XP/2003/Vista/2008/7 (x86/x64), Windows Embedded CE 5.0/6.0, XP Embedded
- Fixed TTY Drivers: SCO Unix, SCO OpenServer, UnixWare 7/2.1, SVR 4.2, QNX 4.25/6, Solaris 10, FreeBSD, AIX 5.x, HP-UX 11i
- Linux Real TTY Drivers: Linux kernel 2.4.x, 2.6.x
Physical Characteristics:
- Housing: Metal, IP30-rated
- Dimensions (without ears): 67 × 100.4 × 22 mm (2.64 × 3.95 × 0.87 in)
- Dimensions (with ears): 90 × 100.4 × 22 mm (3.54 × 3.95 × 0.87 in)
- Weight: 360 g
Power Requirements:
- Input Voltage: 12–48 VDC
- Power Consumption: 280 mA @ 12 V, 150 mA @ 24 V
Environmental Limits:
- Operating Temperature: 0 to 55°C (standard models)
- Storage Temperature: -40 to 85°C
- Ambient Humidity: 5–95% RH (non-condensing)
- Wide Temperature Models (-T): -40 to 75°C
Reliability:
- Watchdog Timer: Built-in
- Real-Time Clock: Built-in
- MTBF: 102,344 hours (NPort 5232)
### 4. Functionality
The NPort® 5232 functions as a bridge between serial devices and Ethernet networks, allowing legacy RS-422/485 equipment to communicate over TCP/IP. It converts serial data into Ethernet packets and vice versa, enabling remote access, monitoring, and control of serial devices from any networked host.
Operation Modes:
- TCP Server Mode: The NPort listens for incoming connections from network hosts, ideal for centralized control systems.
- TCP Client Mode: The device initiates connections to a designated server, suitable for data collection or reporting applications.
- UDP Mode: Enables fast, connectionless data transmission for broadcast or multicast applications.
Use Cases and Applications:
- Industrial automation systems (PLC, HMI, sensors)
- Building management and HVAC control
- Transportation and traffic monitoring systems
- Energy and utility management
- Remote data acquisition and SCADA systems
- Serial device networking in manufacturing environments
Compatibility:
Compatible with any host system supporting TCP/IP, including Windows, Linux, and UNIX-based platforms. The Real COM/TTY drivers ensure transparent integration with existing serial communication software.
### 5. Components & Accessories
Included in Package:
- NPort® 5232 device server
- Power jack to 3-pin terminal block adapter
- Documentation and software CD
- Quick installation guide (printed)
- Warranty card
Optional Accessories:
- DK-35A: 35-mm DIN-rail mounting kit
- DIN-Rail Power Supplies:
- PWR-12150-USJP-SA-T (US/JP plug)
- PWR-12150-EU-SA-T (EU plug)
- PWR-12150-UK-SA-T (UK plug)
- PWR-12150-CN-SA-T (CN plug)
- PWR-12150-AU-SA-T (AU plug)
- All models: 100–240 VAC input, 12 VDC/1.5 A output, -40 to 75°C operating range, screw-type connectors
### 6. Installation & Setup
Mounting Options:
- DIN-rail mounting (using DK-35A kit)
- Wall or panel mounting via optional brackets
Power Connection:
- 3-pin terminal block for 12–48 VDC input
- Reverse polarity protection
Network Connection:
- Standard RJ45 Ethernet interface supporting auto MDI/MDIX
- LED indicators for link and activity status
Configuration:
- Accessible via web browser, Telnet, or Windows utility
- Supports batch configuration for multiple devices
- SNMP MIB-II for network management integration
Setup Process:
1. Mount the device on a DIN rail or panel.
2. Connect power supply and Ethernet cable.
3. Wire serial devices to terminal blocks.
4. Configure network parameters (IP address, subnet, gateway).
5. Select operation mode (TCP Server, TCP Client, or UDP).
6. Install appropriate COM/TTY drivers on host systems.
### 7. Performance & Capabilities
Data Throughput:
- Supports baud rates up to 230.4 kbps per serial port.
- Low latency serial-to-Ethernet conversion for real-time applications.
Capacity:
- Two independent serial channels for simultaneous device connections.
- Supports multiple concurrent TCP connections depending on configuration.
Efficiency:
- ADDC® ensures optimal RS-485 communication without manual control.
- Watchdog timer and auto-reboot maintain continuous operation.
Limitations:
- No RS-232 interface (RS-422/485 only).
- IP30 protection—suitable for indoor industrial environments, not outdoor use.
### 8. Standards & Compliance
Safety Certifications:
- UL 60950-1
- EN 60950-1
EMC Compliance:
- CE, FCC
- EMI: EN 55022 Class A, FCC Part 15 Subpart B Class A
- EMS: EN 55024
Marine Certification:
- DNV
Medical Compliance (for related models):
- EN 60601-1-2 Class B, EN 55011 (NPort 5210/5210-T only)
Environmental Protection:
- IP30-rated metal housing
Reliability Standards:
- MTBF tested per MIL-HDBK-217F
Network Management:
- SNMP MIB-II support for integration with enterprise monitoring systems
### 9. Additional Information
Warranty:
- 5-year limited warranty
- Full details available at [www.moxa.com/warranty](https://www.moxa.com/warranty)
Support & Maintenance:
- Firmware updates available via Moxa’s website
- Technical support through Moxa’s global service network
- Comprehensive documentation and driver downloads provided
Maintenance Recommendations:
- Periodic inspection of power and network connections
- Firmware updates to maintain security and performance
- Use of surge protection in high-EMI environments
Product Lifecycle & Reliability:
- Designed for long-term industrial deployment
- MTBF of 102,344 hours ensures dependable operation
- Built-in watchdog timer prevents system hangs
### Summary
The Moxa NPort® 5232 is a robust, compact, and highly reliable 2-port RS-422/485 serial device server engineered for industrial Ethernet integration. It bridges traditional serial communication with modern TCP/IP networks, offering flexible operation modes, comprehensive driver support, and advanced reliability features. With its metal IP30 housing, wide power input range, and extended temperature options, the NPort 5232 is ideal for mission-critical applications in automation, transportation, and remote monitoring. Its combination of performance, durability, and ease of configuration makes it a trusted solution for connecting serial devices to Ethernet networks in demanding industrial environments.
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