Comprehensive Product Summary: Moxa NPort® 5230 Serial Device Server

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### 1. Product Overview

Product Name: NPort® 5230
Model: NPort 5230 / NPort 5230-T (wide temperature version)
Series: NPort® 5200 Series – 2-Port Serial Device Servers
Article Number: NPort 5230
Manufacturer: Moxa Inc.
Product Type: Ethernet to 1×RS-232 and 1×RS-422/485 Serial Device Server
Category: Serial-to-Ethernet Device Servers

The Moxa NPort® 5230 is a compact, industrial-grade serial device server designed to connect legacy serial devices to modern Ethernet networks. It provides one RS-232 port and one RS-422/485 port, enabling simultaneous communication between serial and Ethernet interfaces. The device supports 10/100 Mbps Ethernet connectivity and is engineered for reliable operation in industrial automation, transportation, and remote monitoring environments.

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### 2. Key Features

- Dual Serial Interface: One RS-232 and one RS-422/485 port for flexible device integration.
- Ethernet Connectivity: 10/100 Mbps auto-sensing Ethernet port with RJ45 connector and 1.5 kV magnetic isolation.
- Multiple Operation Modes: Supports TCP Server, TCP Client, and UDP modes for versatile network communication.
- Real COM/TTY Drivers: Enables legacy serial applications to communicate over TCP/IP networks without modification.
- Patented ADDC® Technology: Automatic Data Direction Control for 2-wire and 4-wire RS-485 ensures efficient half-duplex communication.
- High ESD Protection: 15 kV ESD protection on all serial signals for enhanced reliability in industrial environments.
- Compact Industrial Design: Metal housing with IP30 protection, DIN-rail mountable, and small footprint (67 × 100.4 × 22 mm).
- Wide Power Input Range: Operates from 12 to 48 VDC, suitable for various industrial power systems.
- Comprehensive Software Tools: Includes Windows-based configuration utility, web console, Telnet console, and serial console (for 5210/5230 models).
- SNMP MIB-II Support: Facilitates network management and remote monitoring.
- Built-in Reliability Features: Watchdog timer (WDT) and automatic reboot trigger ensure continuous operation.
- Long MTBF: Mean Time Between Failures of approximately 106,955 hours for the NPort 5230 model.
- Extended Temperature Option: NPort 5230-T supports operation from -40°C to 75°C for harsh environments.

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### 3. Technical Specifications

Physical Characteristics:
- Housing: Metal, IP30-rated enclosure
- Dimensions:
- Without mounting ears: 67 × 100.4 × 22 mm (2.64 × 3.95 × 0.87 in)
- With mounting ears: 90 × 100.4 × 22 mm (3.54 × 3.95 × 0.87 in)
- Weight: 360 g
- Mounting: DIN-rail or wall mount (optional DK-35A kit)

Power Requirements:
- Input Voltage: 12 to 48 VDC
- Power Consumption: 325 mA @ 12 VDC, 190 mA @ 24 VDC
- Connector Type: 3-pin terminal block

Environmental Limits:
- Operating Temperature:
- Standard model: 0 to 55°C (32 to 131°F)
- Wide temperature model (5230-T): -40 to 75°C (-40 to 167°F)
- Storage Temperature: -40 to 85°C (-40 to 185°F)
- Humidity: 5 to 95% RH (non-condensing)

Reliability:
- MTBF: 106,955 hours (calculated)
- Watchdog Timer: Built-in hardware WDT for system recovery
- Alert Tools: Built-in buzzer and real-time clock (RTC)

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### 4. Functionality

The NPort® 5230 functions as a bridge between serial and Ethernet networks, allowing traditional serial devices to communicate over TCP/IP. It supports three primary operation modes:

- TCP Server Mode: The NPort listens for incoming connections from network hosts, enabling multiple clients to access serial devices.
- TCP Client Mode: The device initiates a connection to a designated server, ideal for data collection or centralized control systems.
- UDP Mode: Provides fast, connectionless communication for broadcast or multicast applications.

Real COM/TTY Operation:
Moxa’s Real COM and TTY drivers allow existing serial-based software to operate transparently over Ethernet. Applications written for COM or TTY ports can communicate with remote serial devices as if they were locally connected.

Use Cases and Applications:
- Industrial automation and control systems
- Building management and HVAC systems
- Transportation and traffic monitoring
- Energy and utility data acquisition
- Remote device management and diagnostics
- Legacy equipment networking in manufacturing environments

Compatibility:
- Operating Systems: Windows 95/98/ME/NT/2000/XP/2003/Vista/2008/7 (x86/x64), Windows Embedded CE 5.0/6.0, XP Embedded, Linux (kernel 2.4.x, 2.6.x), and various UNIX systems (SCO, QNX, Solaris, FreeBSD, AIX, HP-UX).
- Network Protocols: ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMPv1, HTTP, SMTP, SNTP.

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### 5. Components & Accessories

Included in Package:
- NPort® 5230 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/1.5A output, -40 to 75°C operating range, screw-type connectors

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### 6. Installation & Setup

Mounting Options:
- DIN-rail mounting (recommended for industrial panels)
- Wall mounting using optional brackets

Power Connection:
- Connect 12–48 VDC power supply to the 3-pin terminal block (V+, V-, Ground).

Network Connection:
- Ethernet interface via RJ45 connector supporting 10/100 Mbps auto MDI/MDIX.

Serial Connection:
- RS-232 port (P1) and RS-422/485 port (P2) via terminal block connectors.
- RS-232 signals: TxD, RxD, RTS, CTS, GND
- RS-422/485 signals: Tx+, Tx-, Rx+, Rx-, GND (4-wire) or Data+, Data-, GND (2-wire)

Configuration Interfaces:
- Web console (HTTP-based)
- Windows utility (for batch configuration)
- Telnet console
- Serial console (available on NPort 5210/5230 models)

Setup Process:
1. Connect power and Ethernet cables.
2. Assign IP address via DHCP, BOOTP, or static configuration.
3. Configure serial parameters (baud rate, parity, stop bits, flow control).
4. Select operation mode (TCP Server, TCP Client, or UDP).
5. Install Real COM/TTY drivers on host systems if required.

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### 7. Performance & Capabilities

Ethernet Interface:
- Ports: 1
- Speed: 10/100 Mbps, auto-sensing
- Connector: 8-pin RJ45
- Isolation: 1.5 kV magnetic isolation

Serial Interface:
- Ports: 2 (1×RS-232, 1×RS-422/485)
- Connector Type: Terminal block (5 contacts per port)
- Protection: 15 kV ESD protection on all signals
- RS-485 Direction Control: ADDC® automatic data direction 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: RTS/CTS (RS-232 only), XON/XOFF

Performance Highlights:
- Low latency serial-to-Ethernet conversion
- Stable operation under continuous data transmission
- Efficient handling of multiple simultaneous TCP connections
- High reliability with watchdog timer and auto-reboot functions

Limitations:
- Maximum baud rate limited to 230.4 Kbps
- No built-in optical isolation (available only on NPort 5232I models)

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### 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 (Det Norske Veritas)

Medical Certification (for related models):
- EN 60601-1-2 Class B, EN 55011 (applicable to NPort 5210/5210-T)

Environmental Protection:
- IP30-rated metal housing

Industry Standards:
- SNMP MIB-II for network management
- Compliant with standard TCP/IP protocols (Winsock, BSD Sockets)

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### 9. Additional Information

Warranty:
- Period: 5 years
- Coverage: Hardware defects and manufacturing faults
- Details: Refer to Moxa’s official warranty policy at [www.moxa.com/warranty](https://www.moxa.com/warranty)

Maintenance & Support:
- Firmware updates available via Moxa’s website
- Technical support through Moxa’s global service network
- Configuration utilities and drivers downloadable from Moxa’s support portal

Product Lifecycle & Reliability:
- Designed for long-term industrial deployment
- MTBF of over 12 years under typical operating conditions
- Continuous firmware support ensures compatibility with evolving network standards

Ordering Information:
- NPort 5230: Standard temperature model (0–55°C)
- NPort 5230-T: Wide temperature model (-40–75°C)

Related Models in the NPort 5200 Series:
- NPort 5210: Dual RS-232 ports
- NPort 5232: Dual RS-422/485 ports
- NPort 5232I: Dual RS-422/485 ports with 2 kV isolation

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### Summary

The Moxa NPort® 5230 is a robust, compact, and feature-rich serial device server engineered for industrial networking applications. It bridges the gap between legacy serial equipment and modern Ethernet infrastructures, offering flexible communication modes, high reliability, and broad environmental tolerance. With its dual serial interface (RS-232 and RS-422/485), wide power input range, and comprehensive software support, the NPort 5230 is ideal for system integrators and engineers seeking dependable serial-to-Ethernet connectivity in automation, transportation, and remote monitoring systems.

Its combination of industrial-grade design, advanced communication protocols, and long-term reliability makes the NPort 5230 a trusted solution for extending the life and functionality of serial-based devices in networked environments.