The Moxa NPort 6650-8-48V is a secure and reliable 8-port terminal server that connects RS-232/422/485 serial devices to Ethernet networks. It features a ±48 VDC power input and offers robust network and device protection via SSH, HTTPS, and SNMPv3. Ideal for industrial and telecom applications, it supports modular expansion through NM-series modules, offers an SD card slot for local storage, and has an intuitive LCD panel for direct configuration. Its compact rackmount design and wide operating specifications make it a dependable solution for mission-critical environments.

Technical Details (English):

Memory:

• SD Slot: Up to 32 GB (SD 2.0 compatible)

I/O Interface:

• Alarm Contact: 1 A @ 24 VDC (resistive load)

Ethernet Interface:

• 10/100BaseT(X) RJ45 port: 1, Auto MDI/MDI-X
• Magnetic Isolation: 1.5 kV built-in
• Compatible Modules: NM series (RJ45/fiber port expansion)

Ethernet Software Features:

• Configuration: Web Console (HTTP/HTTPS), Windows Utility, DSU, MCC Tool, Serial Console, Telnet/SSH
• Protocols: ARP, BOOTP, DHCP, DNS, HTTP, ICMP, IPv4/IPv6, LLDP, PPPOE, SMTP, SNMPv1/v2c/v3, SNTP, TCP/IP, Telnet, UDP
• Routing: RIPV1/V2, Static Routes
• Time Management: SNTP Client
• MIB: MIB-II

Driver Support:

• Windows: 95 to 11, Server 2003 to 2022, CE 6.0/5.0, XP Embedded
• Linux: Kernel 2.4.x to 6.x
• macOS: 10.12 to 11.x
• Others: SCO UNIX, UnixWare 7, Solaris 10, QNX, FreeBSD, AIX, HP-UX
• ARM Platforms: Linux Kernel 4.x/5.x
• Virtual Machines: VMware ESXi, Fusion, Parallels
• Android API: Version 3.1.x and later

Security Functions:

• Authentication: Local database, RADIUS, TACACS+
• Encryption: HTTPS, AES-128/256, HMAC, RSA-1024, SHA-1/256/384
• Protocols: HTTPS (TLS 1.2), SNMPv3, SSHv2

Serial Interface:

• Connector: 8 × 8-pin RJ45
• Standards: RS-232, RS-422, RS-485
• Secure Modes: Reverse SSH, Secure Pair Connection, Secure Real COM, Secure TCP Client/Server, SSH
• Standard Modes: Disabled, Ethernet Modem, Pair Connection, PPP, Printer, Real COM, Reverse Telnet, RFC2217, TCP Client/Server, Terminal, UDP
• Baudrate: 50 bps to 921.6 kbps (non-standard supported)
• Data Bits: 5, 6, 7, 8
• Stop Bits: 1, 1.5, 2
• Parity: None, Even, Odd, Space, Mark
• Flow Control: RTS/CTS, DTR/DSR, XON/XOFF
• RS-485 Resistors: 1 kΩ / 150 kΩ, Terminator: 120 Ω
• Direction Control: Automatic (ADDC)
• Console Port: RS-232 (TxD, RxD, GND), 8-pin RJ45, 19200 8N1

Serial Signals:

• RS-232: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
• RS-422: Tx±, Rx±, GND
• RS-485-4w: Tx±, Rx±, GND
• RS-485-2w: Data±, GND

Power Parameters:

• Input Current: 293 mA @ 48 VDC
• Input Voltage: ±48 VDC, 20 to 72 VDC, -20 to -72 VDC

Reliability:

• Watchdog Timer: Built-in
• Alerts: Buzzer and real-time clock (RTC)

Mechanical:

• Housing: Metal
• Mounting: Rack
• Dimensions with ears: 480 × 195 × 44 mm
• Dimensions without ears: 440 × 195 × 44 mm
• Weight: 3,460 g
• Interface: LCD panel + push buttons

Environmental:

• Operating Temp: 0 to 55 °C
• Storage Temp: -40 to 75 °C
• Humidity: 5–95 % (non-condensing)

Certifications:

• EMC: EN 55032/35
• EMI: CISPR 32, FCC Part 15B Class A
• EMS: IEC 61000-4-2/-3/-4/-5/-6/-8
• Safety: UL 60950-1
• Traffic: NEMA TS2
• Mechanical: Vibration (IEC 60068-2-6), Freefall (IEC 60068-2-34)

Environmental Compliance:

• RoHS, CRoHS, WEEE

MTBF:

• Time: 636,600 hours
• Standard: Telcordia (Bellcore)

Warranty:

Period: 5 years

Info: www.moxa.com/warranty