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The Moxa NPort 5210A is an industrial-grade 2-port RS-232 serial device server that enables serial device networking via Ethernet. Dispune de funcționare la temperatură largă (0~60°C), protectie de calitate industriala (supratensiune/izolat/ESD), redundanță de putere duală și configurație flexibilă. It is widely applied in manufacturing, energie, transportation and other industries. Its compact structure and diverse mounting methods make it an ideal choice for upgrading legacy serial devices. Following maintenance guidelines and troubleshooting manuals ensures long-term stable operation and reduces system maintenance costs.
- Definiția codului modelului
| Segmentul de model | Sens | Descriere |
| NPort | Seria de produse | Product line identifier for Moxa serial device servers |
| 52 | Cod de serie | 5200A series, stands for 2-port industrial serial server |
| 10 | Serial Port Type | 10 = RS-232 interface; 30 = RS-422/485; 50 = RS-232/422/485 triple-in-one |
| O | Marca de versiune | Enhanced version with wider operating temperature range (0~60°C vs original 0~55°C) and upgraded protection level |
| -T | Optional Suffix | Wide-temperature model, operating temperature extended to -40~75°C |
- Core Specification Table
| Categorie | Specificații | Observații |
| Basic Configuration | 2-port RS-232 serial server | Supports serial device networking and RS-232 to Ethernet communication |
| 1×10/100BaseT(X) RJ45 Ethernet port | ||
| DB9 male serial connector | ||
| Serial Performance | Max Baud Rate: 921.6 kbps | Compatible with most industrial serial devices |
| Biți de date: 5,6,7,8 | ||
| Paritate: Nici unul, Chiar, Ciudat, Spaţiu, Marca | ||
| Stop Bits: 1, 1.5, 2 | ||
| Flow Control: RTS/CTS, XON/XOFF | ||
| Network Functions | Moduri de operare: Server TCP, Client TCP, UDP, Real COM, Reverse Telnet, RFC2217 | Adaptable to various industrial application scenarios |
| Protocoale acceptate: IP, TCP, UDP, ARP, ICMP, DHCP, BOOTP, HTTP, Telnet, SNMP | ||
| Protecție electrică | Serial Surge Protection: 0.5 kV | Industrial protection for harsh electromagnetic environments |
| Ethernet Port Isolation: 1.5 kV built-in magnetic isolation | ||
| Protecție ESD: Contact 8 kV, Aer 15 kV | ||
| Power Features | Dual DC Input: 12~48 VDC (24 VDC recommended) | Redundant power design for stable operation |
| Power Interface: Screw-type connector + bloc terminal | ||
| Max Power Consumption: 3.6 W | ||
| Proprietăți fizice | Dimensiuni: 77 × 111 × 26 mm | Compact design for diverse installation sites |
| Greutate: 340 g | ||
| Montare: Desktop, DIN-rail (optional kit), Wall-mount | ||
| Parametrii de mediu | Temp. de operare: Standard 0~60°C, Wide Temp -40~75°C | Excellent industrial environmental adaptability |
| Temp. stocare: -40~75°C | ||
| Umiditatea relativă: 5~95% (necondens) | ||
| Vibrație: 5~500 Hz, 1.5 g | ||
| Şoc: 10 g, 11 Domnișoară | ||
| Certificari | CE, FCC, UL/cUL, Class I Division 2 | Complies with international industrial standards, applicable in hazardous areas |
| Cod de comandă | NPort 5210A | Distinguish standard and wide-temperature models |
| NPort 5210A-T (Temperatura largă) |
III. Lista completă a modelelor din seria (NPort 5200A Series)
| Model | Serial Port Type | Interval de temperatură | Caracteristici principale |
| NPort 5210A | 2-Port RS-232 | 0~60°C | Basic model for RS-232 serial connection |
| NPort 5210A-T | 2-Port RS-232 | -40~75°C | Wide-temperature model for extreme temperature environments |
| NPort 5230A | 2-Port RS-422/485 | 0~60°C | Differential serial port for long-distance communication |
| NPort 5230A-T | 2-Port RS-422/485 | -40~75°C | Wide-temperature RS-422/485 serial server |
| NPort 5250A | 2-Port RS-232/422/485 | 0~60°C | Triple-in-one serial port for flexible device matching |
| NPort 5250A-T | 2-Port RS-232/422/485 | -40~75°C | Wide-temperature triple-in-one serial server |
- Replacement Comparison: Old & New Models / Peer Products
- Old & Înlocuire model nou
| Model Vechi | Model nou | Major Upgrades |
| NPort 5210 | NPort 5210A | Extended operating temp to 0~60°C; enhanced surge protection; dual power input; simplified web configuration |
- Peer Product Comparison
| Model | Marca | Cantitatea de porturi | Serial Type | Temp Range | Nivel de protecție | Gama de prețuri |
| NPort 5210A | Moxa | 2 | RS-232 | 0~60°C | Serial 0.5kV surge, Ethernet 1.5kV isolation | $260~$300 |
| EKI-1521 | Advantech | 2 | RS-232 | 0~60°C | Serial 1kV surge, Ethernet 1.5kV isolation | $240~$280 |
| IES-202 | Phoenix Contact | 2 | RS-232 | -20~60°C | Serial 0.5kV surge, Ethernet 1kV isolation | $280~$320 |
| UNO-2170 | Advantech | 2 | RS-232/485 | 0~55°C | Serial 0.5kV surge, Ethernet 1.5kV isolation | $220~$260 |
- Medii de aplicație & Cazuri industriale
- Scenarii aplicabile
Manufacturing Industry: Networking for PLC, Mașini-unelte CNC, barcode scanners and industrial test equipment
Energie & Utilități: Integration of power meters, RTU and SCADA systems
Ulei & Gas Industry: Remote management of serial devices
Smart Infrastructure: Automatizarea clădirilor, monitoring system and IoT integration
Transport: Rail transit signal equipment and vehicle monitoring system
Echipament medical: Networking for laboratory instruments and medical diagnostic devices
- Scenarii nerecomandate
Mediu cu umiditate ridicată (relative humidity over 95%, condensing condition)
Severe chemical corrosion environment without special anti-corrosion coating
Underwater or high-pressure occasions (non-waterproof design, only for dry indoor/covered outdoor use)
POE power supply required (NPort 5210A does not support POE, separate power supply needed)
- Cazuri tipice de aplicare
Caz 1: PLC Networking for Automotive Production Lines
Aplicație: Connect legacy PLC RS-232 ports to Ethernet for remote monitoring and programming
Configurare: Adopt Real COM mode to create virtual serial ports on PC, no modification needed for original PLC software
Avantaj: Realize Industry 4.0 upgrade without replacing expensive PLCs, cut costs by 70%
Caz 2: Smart Grid Meter Data Collection
Aplicație: Gather data from distributed RS-232 power meters to SCADA system via NPort 5210A
Configurare: TCP Server mode, central server collects meter data through Ethernet
Avantaj: Realize remote meter reading and real-time monitoring, reduce manual inspection cost and improve data accuracy
- Defecte comune & Soluții
| Fenomen de eroare | Cauze posibile | Soluții |
| Unable to access Web configuration page | 1. Different IP network segment | 1. Adjust IP address, use Moxa IP Search Tool |
| 2. Firewall interception | 2. Disable firewall or add access rules | |
| 3. Alimentare anormală | 3. Check power indicators and dual power connection | |
| Fail to open virtual COM port by application | 1. Incorrect COM mapping configuration | 1. Reconfigure Real COM mode |
| 2. Network disconnection | 2. Ping device IP to check network connectivity | |
| 3. Driver installation failure | 3. Reinstall official latest drivers | |
| Unstable serial communication | 1. Mismatched baud rate & paritate | 1. Unify serial parameters with terminal devices |
| 2. Interferențe electromagnetice | 2. Use shielded cables, keep over 30cm away from power cables | |
| 3. Overlong or poor-quality serial cables | 3. Replace qualified cables within 15m length | |
| Flashing power indicator | 1. Unstable input voltage | 1. Ensure input voltage within 12~48VDC |
| 2. Defecțiune a modulului de alimentare | 2. Replace spare power module | |
| 3. Internal short circuit | 3. Contact Moxa technical support for maintenance | |
| Network disconnection | 1. Defective network cable | 1. Replace network cable for test |
| 2. Faulty switch port | 2. Change switch port | |
| 3. Damaged Ethernet port | 3. Check port indicators, send for repair if abnormal |
VII. Replaceability Analysis of Core Components
| Componentă | Replaceability | Operation Difficulty | Instrumente necesare | Note |
| Modul de putere | Ridicat (External) | Scăzut | Şurubelniţă | Power off in advance, use 12~48VDC standard power supply |
| Serial Connector | Mediu | Mediu | Soldering iron, solder wire | Professional welding skills required, anti-static operation |
| Ethernet Port Connector | Mediu | Mediu | Soldering iron, solder wire | Highly integrated with mainboard, professional maintenance recommended |
| Placa de baza | Scăzut | Ridicat | Full set of electronic maintenance tools | High replacement cost, whole device replacement preferred |
| Radiator | Ridicat | Scăzut | Şurubelniţă | Fix firmly and apply thermal grease evenly |
| Indicator luminos | Mediu | Mediu | Soldering iron, solder wire | SMD component, fine operation required |
VIII. Întreținere zilnică & Prevention Guidelines
- Instalare & Reguli de cablare
Prioritize dual redundant power supply, fasten screw connectors tightly
Keep serial cables at least 30cm away from power cables to reduce EMI
Ensure reliable equipment grounding with grounding resistance below 4Ω
- Regular Maintenance Schedule
| Articol de întreținere | Ciclu | Conținutul operațiunii |
| Actualizare firmware | Trimestrial | Update to latest stable firmware to fix security vulnerabilities |
| Dust Cleaning | Semianual | Clean surface and vents with compressed air after power off |
| Inspecția conexiunii | Lunar | Check looseness of all wiring especially power and network lines |
| Operation Monitoring | Săptămânal | Check running status, temperature and communication statistics via Web page |
| Configuration Backup | After every modification | Export configuration file to avoid data loss |
- Fault Prevention Measures
Avoid placing devices under extreme temperature, humidity and dusty conditions
Install surge protector at power input terminal against voltage surge damage
Enable IP filtering and strong passwords for network access restriction
Adopt dual-device redundancy for core applications to enhance system reliability
- Conformitatea transportului aerian & Certificari
- Conformitatea transportului aerian
Fără baterie cu litiu încorporată, compliant with IATA dangerous goods regulations, deliverable as general cargo
Use original packaging or anti-static packaging meeting transportation standards
Mark FRAGILE label to avoid heavy pressure and violent vibration
- Documente de certificare
| Certificare | Standard | Domeniul de aplicare |
| CE | ÎN 55032/24 (EMC), IEC 61000-4 serie (EMS) | European market access |
| FCC | Part 15B | North American market access |
| UL/cUL | UL 61010-1 | North American safety approval |
| Class I Division 2 | ANSI/ISA 12.12.01 | Approval for hazardous location deployment |
- Reguli de selecție & Quick Memorization
Reguli de selecție rapidă
- Port definition: 10=RS-232, 30=RS-422/485, 50=triple-in-one
- Interval de temperatură: Standard 0~60°C, -T version -40~75°C
- Protection standard: Serial 0.5kV surge, Ethernet 1.5kV isolation, ESD 15kV
- Power specification: 12~48VDC dual input with screw terminal & block interface
