NPort 5250A

Serial device server – 2-port RS-232/422/485 device server, 0 to 60°C operating temperature

Ethernet Interface

• 10/100BaseT(X) Ports (RJ45 connector): 1
• Magnetic Isolation Protection: 1.5 kV (built-in)

Ethernet Software Features

• Configuration Options: Serial Console
• Management: ARP, BOOTP, DHCP Client DNS HTTP, HTTPS ICMP IPv4 LLDP SMTP SNMPv1/v2c Telnet TCP/IP UDP
• Filter: IGMP v1/v2
• Windows Real COM Drivers: Windows 11, 10, 8.1, 8, 7, Vista, XP, ME, 98, and 95Windows Server 2022, 2019, 2016, 2012 R2, 2012, 2008 R2, 2008, 2003, 2000, and NTWindows Embedded CE 6.0 and 5.0, Windows XP Embedded
• Linux Real TTY Drivers: Kernel versions: 6.x, 5.x, 4.x, 3.x, 2.6.x, and 2.4.x
• Fixed TTY Drivers: macOS versions: 14, 13, 12, 11, and 10.1x SCO UNIX, SCO OpenServer, UnixWare 7, QNX 4.25, QNX 6, Solaris 10, FreeBSD, AIX 5.x, HP-UX 11i, Mac OS X
• Arm®-based Platform Support: Windows 11Linux Kernel 6.x, 5.x, and 4.xmacOS 14, 13, 12, and 11
• Virtual Machine: VMWare ESXi (Windows 11/10)VMware Fusion (Windows on macOS 14, 13, 12, 11, and 10.1x)Parallels Desktop (Windows on macOS 14, 13, 12, 11, and 10.1x)
• Android API: Android 3.1.x and later
• MIB: RFC1213, RFC1317

Security Functions

• Authentication: Local database
• Encryption: AES-128 RSA-1024 SHA-256 HTTPS SHA-1
• Security Protocols: HTTPS (TLS 1.2)

Serial Interface

• Connector: DB9 male
• No. of Ports: 2
• Serial Standards: RS-232, RS-422, RS-485
• Operation Modes: Disabled Ethernet Modem Pair Connection Real COM Reverse Telnet RFC2217 TCP Client TCP Server UDP
• Baudrate: Supports standard baudrates (unit=bps): 50, 75, 110, 134, 150, 300, 600, 1200, 1800, 2400, 4800, 7200, 9600, 19200, 38400, 57600, 115200, 230.4k, 460.8k, 921.6k
• 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) DTR/DSR (RS-232 only)
• Pull High/Low Resistor for RS-485: 1 kilo-ohm, 150 kilo-ohms
• RS-485 Data Direction Control: ADDC (automatic data direction control)
• Terminator for RS-485: 120 ohms

Serial Signals

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

Power Parameters

• Input Current: 119 mA @ 12 VDC
• Input Voltage: 12 to 48 VDC
• No. of Power Inputs: 2
• Power Connector: 1 removable 3-contact terminal block(s) Power input jack

Reliability

• Automatic Reboot Trigger: Built-in WDT

Physical Characteristics

• Housing: Metal
• Dimensions (with ears): 100 x 111 x 26 mm (3.94 x 4.37 x 1.02 in)
• Dimensions (without ears): 77 x 111 x 26 mm (3.03 x 4.37 x 1.02 in)
• Weight: 340 g (0.75 lb)
• Installation: Desktop DIN-rail mounting (with optional kit) Wall mounting

Environmental Limits

• Operating Temperature: 0 to 60°C (32 to 140°F)
• Storage Temperature (package included): -40 to 75°C (-40 to 167°F)
• Ambient Relative Humidity: 5 to 95% (non-condensing)

Standards and Certifications

• EMC: EN 55032/35
• EMS: IEC 61000-4-2 ESD: Contact: 8 kV; Air: 15 kV IEC 61000-4-3 RS: 80 MHz to 1 GHz: 10 V/m IEC 61000-4-4 EFT: Power: 2 kV; Signal: 1 kV IEC 61000-4-5 Surge: Power: 2 kV; Signal: 1 kV IEC 61000-4-6 CS: 150 kHz to 80 MHz: 10 V/m; Signal: 10 V/m IEC 61000-4-8 PFMF IEC 61000-4-11
• EMI: CISPR 32, FCC Part 15B Class A
• Safety: EN 62368-1 IEC 62368-1 UL 60950-1

Declaration

• Green Product: RoHS, CRoHS, WEEE

MTBF

• Time: 847,750 hrs
• Standards: Telcordia (Bellcore) Standard TR/SR

Warranty

• Warranty Period: 5 years
• Details: See www.moxa.com/warranty