Our NPort device servers make your serial devices network-compatible in no time at all. Their compact size makes them ideal for connecting devices such as card readers and payment terminals to an IP-based Ethernet LAN.

8-Port RS-422/485 rackmount device server with RJ45 connections and 100 to 240 VAC power input

Ethernet interface
10/100BaseT(X) ports (RJ45 connection)
– 1
Magnetic isolation protection
– 1.5 kV (built-in)
Fibre optics

Ethernet software functions
Configuration options
– Telnet console
– Web console (HTTP/HTTPS)
– Windows utility
Management
– ARP
– BOOTP
– DHCP client
– DNS
– HTTP
– HTTPS
– ICMP
– IPv4
– LLDP
– RFC2217
– Rtelnet
– PPP
– SLIP
– SMTP
– SNMPv1/v2c
– TCP/IP
– Telnet
– UDP
Filter
– IGMP v1/v2c
Windows Real COM Drivers
– Windows 11/10/8.1/8/7/Vista/XP/ME/98/95
– Windows Server 2022/2019/2016/2012 R2/2012/2008 R2/2008/2003
– Windows Embedded CE 6.0/5.0, 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: 11.x, 10.12 to 10.15
Support for Arm®-based platforms
– Linux Kernel 5.x/4.x
Virtual Machine
– VMWare ESXi (Windows 11/10)
– VMware Fusion (Windows on macOS 10.12 to 11.x)
– Parallels Desktop (Windows under macOS 10.12 to 11.x)
Android API
– Android 3.1.x and higher
Time management
– SNTP

Security functions
Authentication
– Local database
Encryption
– HTTPS
– AES-128
– RSA-1024
– SHA-1
– SHA-256
Security protocols
– HTTPS (TLS 1.2)
– SNMPv3

Serial interface
Connection
– 8-pin RJ45
Nos. Ports
– 8
Serial standards
– RS-422
– RS-485
Operating modes
– Disabled
– Ethernet Modem
– Pair Connection
– Real COM
– Reverse Telnet
– RFC2217
– TCP Client
– TCP Server
– UDP
Baud rate
– Supports standard baud rates (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
– None
– RTS/CTS (RS-232 only)
– DTR/DSR (RS-232 only)
– XON/XOFF
Pull high/low resistor for RS-485
– 1 kilo-ohm, 150 kilo-ohms
Terminating resistor for RS-485
– 120 ohms
RS-485 data direction control
– Automatic data direction control (ADDC)

Serial signals
RS-422
– Tx+, Tx-, Rx+, Rx-, GND
RS-485-4w
– Tx+, Tx-, Rx+, Rx-, GND
RS-485-2w
– Data+, Data-, GND

Performance parameters
Input current
– 152 mA @ 100 VAC
Input voltage
– 100 to 240 VAC, 47 to 63 Hz

Reliability
Automatic reboot trigger
Built-in WDT

Physical properties
Housing
– metal
Installation
– 19-inch rack mount
Dimensions (with ears)
– 480 x 45 x 198 mm (18.90 x 1.77 x 7.80 in)
Dimensions (without ears)
– 440 x 45 x 198 mm (17.32 x 1.77 x 7.80 in)
Weight
– 2,510 g (5.53 lb)
Interactive interface
– LCD display
– Push buttons for configuration

Environmental conditions
Operating temperature
– 0 to 60°C (32 to 140°F)
Storage temperature (including packaging)
– -20 to 70°C (-4 to 158°F)
Relative humidity
– 5 to 95% (non-condensing)

Standards and certifications
EMC
– EN 55032/35
EMI
– CISPR 32, FCC Part 15B Class A
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: 4 kV; signal: 2 kV
– IEC 61000-4-5 Surge: Power: 2.5 kV; signal: 1 kV
– IEC 61000-4-6 CS: 150 kHz to 80 MHz: 3 V/m; Signal: 3 V/m
– IEC 61000-4-8 PFMF
– IEC 61000-4-11
Safety
– UL 62368-1
Medical
– EN 55011: 2007+A2: 2007 Class A (Group 1) compliant
– EN 60601-1-2: 2007 compliant

MTBF
Time
– 844.009 hours
Standards
– MIL-HDBK-217F