RS232 / RS422 / RS485 / LPT Parallel / CAN-BUS

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RS232 / RS422 / RS485 / LPT Parallel / CAN-BUS

In this category you can find Serial / parallel ports, PCI or PCI Express cards for RS232 / 485/422. If you need a PCI card for your PC or a booster or converter up to 1 km, you can find it in this category. Serial port server, converter, amplifier, isolators, PCI cards and more. Feel free to call our sales department to inquire about a specific product.

What is Serial Communication?

RS232 / RS422 / RS485 / LPT Parallel / CAN-BUS
There are 194 products.
PCI Express kort med 2xRS232/422/485forSeriel
  • PCI Express x 1, 2x RS232, RS422/485
  • RS485 ART (Automatic Receive Transmit control), RS485 in 3 operation modes
  • optical isolation, surge protection (also in RS232), Compact board size (half-size)
  • Built-in termination resistors
Call +45 56 66 20 20 for price
Item number RS485-2PCIE-I+
On the way in
ICP DAS I-7550E is a PROFIBUS DP Master for Ethernet Slave devices Gateway

Gateway from Ethernet slave to PROFIBUS master
protocol / hierarchy: DP-V0 Slave
PROFIBUS Speed ​​(Kbps) in 10 step from 9.6 - 12000
speed setting is automatic
Max. Input data length: 240 byte
Max. Output data length: 240 bytes
Address setting: 0 ~ 126 Set by DIP switch or EEPROM
Ethernet protocol: TCP / UDP server / client
Configuration: Web Configuration

4,672.00 kr
Item number M485-PROFI-ETH-I
On the way in
ICPDAS I-7547 is an Ethernet for HART Converter - Master. Allows 2 Master. Gateway.

Supports HART short / long frame
Supports HART Burst mode
Supports point-to-point or multi-drop HART mode
Supports connection of up to 15 HART slave devices
Allow 2 HART masters
The HC_Tool tool for module configuration and HART communication
Supports firmware update via Ethernet
PWR / TxRx indication LED
4KV ESD protection
Built-in watchdog
Selectable 250Ω load resistor
4 HART channels
Support VxComm technique
Built-in web server for network setting

3,778.00 kr
Item number M485-ETH-HART-I
Physically in stock
RS232 serial communication over GSM or GPRS Serial Port Server 3 serille ports GSM / GPRS

Seriel port: 2 x RS232, 1 x RS232/485 maks. 115 Kbps
Signaler: RS232: Rx , Tx , RTS , CTS 
RS485: Data +, Data - (2-leder halv duplex)
Digital I/O: 6 indgange og 2 udgange TTL
Protokoller: TCP, PPP
Stik til digital I/O: Skrueterminaler
3/5V SIM kortholder indbygget
3 lysdioder viser GPRS- og systemstatus
Strømforsyning: 9 - 35 VDC maks. 4,8 Watt. medfølger ikke
Leveres med beslag til DIN skinne

2,921.00 kr
Item number ETH3SER-GSM+
Physically in stock
Serial port server RS422, RS485. Can be powered from PoE

1-Port RS-422/485 to Ethernet device server

1x 10/100 Mbps RJ45 LAN

DB9 male or 5-pin terminal block serial connector

Baud rates: 300 to 115.2 kbps

Configurable: 6/7/8 data bits, 1/2 stop bits, parity None/Odd/Even

Built-in watchdog for reliable 24/7 operation

Wide power input: 7–40 VDC (DC jack) / PoE (48 VDC via Ethernet)

Industrial metal enclosure, ~300 g

Operating temp 0–55 °C; humidity 5–95% RH

IS model adds 2.5 kVrms isolation & 500 W surge protection

800.00 kr
Item number ETH1SER485POE-I
Physically in stock
USB to RS485 / RS422 / RS232 adapter via the USB port, galvanically isolated

Get a RS485 or RS422 or RS232 port on the PC via the USB port
Galvanic isolation (optical) 2KV
DB9 male and screw terminal to 232/422/485 connection
Termination by Jumpers
Baud rate 300bit / s two 921.6 kbit / s
selectable RS232, RS422 and RS485 via DIP switch
Supports Win7 / 8/10 and over as well as MAC
Powered through USB (5V)
Operating Temp . 0 ° to 55 ° C,

1,145.00 kr
Item number CNV-USB-UNI-I
On the way in
8 x RS232 serielle porte til PCIforSeriel kort

Expands 8 independent RS-232 serial port with communication speeds up to 115.2Kbps.

High reliability SUN1999 16C950 compatible UART controller on-board.

Compliance with PCI 33MHz Ver. 3.0/2.3/2.2./2.1 specification.

Supports both 64-bit & 32-bit PCI bus slot and 3.3V & 5V power.

On-chip hardware auto flow control to guarantee no data loss.

Built-in ± 2KV ESD protection for all serial signals.

Plug-n-Play, I/O address and IRQ assigned by BIOS.

Certified by CE, FCC, RoHS, and Microsoft WHQL approval.

Support Microsoft Windows, Linux, and DOS.

Windows ClientXP / Vista / 7 / 8.x / 10 (X86/X64) / 11Windows Server2003 / 2008 / 2012 / 2016 / 2019 / 2022 (X64)Windows EmbeddedXP Embedded / POSReady 2009 / POSReady / Embedded System 2009LinuxLinux 2.x / 3.x / 4.x / 5.x / 6.xDOSDOS*UNIXFreeBSD / QNX / SCO OpenServer / SCO UnixWare / Solaris*IBM OS/2WARP 3/WARP 4

1,080.00 kr
Item number SER8PCI+S
Physically in stock
Serial port server is COM port via Internet and Ethernet. Atop SE5201-DB

External COM port over Ethernet and Internet
RS232/422/485
Baud rate: 1200 - 230.4kbps (2-wire)
Max. baud rate at 4-wire RS485 up to 921.6kbps
Atop SE5201-DB Serial Device Server
10/100Mbit Ethernet.
Serial port via DB9 male connector
Supports TCP Server/Client, UDP, Virtual COM and Tunneling modes
Power is supplied from 9 - 30VDC or 5VDC (power jack)
Power supply not included
DIN kit (option)
Dimensions: 65 x 78 x 28mm (without wall bracket)
Dimensions: 88.5 x 84 x 27.8mm (with wall bracket and DB9 port)

1,525.00 kr
Item number ETH1SER-MINI+
Physically in stock
Serial RS232 optical isolator full RS232

Max. transfer rate 115 kb/s
transferred signals full RS232 - RxD, TxD, RTS, CTS, DSR, DTR, DCD, RI
optical indication RxD, TxD
max. line length 15 m
connector RS232 - PC side D - SUB 25 pin F
connector RS232 - DEVICE D - SUB 25 pin M
connector power supply 1,3mm plug
optical separation - optocouplers 2,5 kV
galvanic separation - DC/DC converter 1 kV
overvoltage (soft) protection - supply 600W 10/1000us
power supply +9 to 30V DC
input supply max. 1,2 W
dimension 91 x22 x 54 mm

890.00 kr
Item number CNV232I232+
On the way in
RS232 extender over PDS Cat 5/6 RJ45 cable. RS232 extender

RS232 Rxtends up to 250 meters over RJ45 cable
Baud rate: 110 ~ 921,600, 8-bit
Use STP (shielded) patch cable - straight through
The network cable must not be connected to the patch panel
1 x 5VDC/1A - the power supply supplies both devices (PoC)
Important: If the distance is long, 2 power supplies are recommended
Important: If the network cable is of poor quality, use 2 power supplies

1,500.00 kr
Item number BOOST-RS232RJ45+
Physically in stock
Serial RS232 extender, all handshake transmitted signal amplifier booster extension RS232 transient protected

Extend serial cable up to 1600 meters, transiently protected
RS232 / V.24
Transparent data: syncronous and asyncronous
All HW and software handshakes
DB25 male and DB25 female
With screw terminal connection of serial I / O
With RJ45 connection of serial from special cable
DC9V / 2A power supply included

900.00 kr
Item number BOOST-SER+S
Physically in stock
Wireless RS232 via Bluetooth - as a set. Up to 100 meters

Wireless RS232 link between 2 RS232 ports.
Only supplied as a set (2 pcs.).
BT Ver 2.0+EDR, Class1
Up to 100 meters with included antennas at line-of-sight
Up to 1km with larger external antennas (additional purchase)
Automatic establishment of connection at power on
With frequency hopping to avoid interference
Baud rate: 1200 - 921.6kbps, 8 data bits, O/E/No, 1/2 stop bit
Setting up Baud rate etc. with DIP switches
RTS/CTS on/off - DTR/DSR/DCD loop-back
Supports multi-connection: 1 master to 4 slaves
Supply voltage: 5 - 12VDC/80mA

3,435.00 kr
Item number BLUETOOTH-RS232+
Physically in stock
Serial card with 2 x 232 PCI with high and low backplate Titan PCI-200LP / UPCI for older OS

2 x RS232 serial ports with plug & amp; play
1 x TITAN BSP9216B (chipset)
1 x DB25 male connector on the card
1 x DB25 female for two DB9 male adapter cables included
Bus: universal PCI (5V and 3.3V) 32 bit 33MHz
RS232 signal: DCD, RxD, TxD, DTR, GND, DSR, RTS, CTS, RI
Max. bitrate: 921.6kbps
Each port with 16 bit FIFO for transmit & amp; review
IS support: Windows, Linux
0 ° C to 60 ° C

150.00 kr
Item number SER2PCI3V-L
Physically in stock
ICP DAS I-7513U-G CR, 4 x RS485 Repeater/splitter/Extender. RS485 master on input. RS485 slave on 4 outputs

Repeater and splits an RS485 signal into 4 branches
RS485 master on input polls RS485 slaves with ID
Only asked RS485 slave responds only to master
No RS485 slave can poll the RS485 bus
2-wire RS485 - semi-duplex
Extend the star bus with more M485-REP4-I
Supply: 10 - +30VDC
Temp: -25 - +75°C
For DIN-Rail mounting

1,223.00 kr
Item number M485-REP4-I
Physically in stock
RS232 / RS485 / RS422 serial port server 4-port Ethernet 2 x SFP Industrial EMC protected. DIN

Monitor, manage and manage industrial devices
2 x SFP slot for fiber transceiver (SM or MM)
Industrial EMC protection, temperature operation wide, -40 ° C ~ 85 ° C
fast- Ethernet 2 x 100/1000 SFP slots with RSTP Redundans
4 software Select RS232 / RS485 / RS422 serial ports, up to 921Kbps
TCP Server / Client, UDP, Virtual com and tunneling modes are supported
Embedded security with PPTP, IPSec or OpenVPN Client / Server
Redundant 12 ~ 48 VDC Power entries
Configuration via Web Browser / Serial Console / Telnet / Windows Utility
Robust metal cabinet with wall or DIN rail mounting

5,715.00 kr
Item number ETH4SER-A
On the way in
Modbus over Ethernet, Modbus box to box, RS232 / 422/485 Modbus Ethernet

Modbus over the Ethernet or Internet
MODBUS server with 1 x RS232 and 1 x 422/485
Can run Device to Device
0/100 Mbps Ethernet port, auto MDI / MDIX, 10/100 auto, 1500V magnetic insulation only on
RS485 RS232 Modbus ASCII / RTU port, 1 RS422 / 485 Modbus ASCII / RTU port, 16V / 400W TVS isolated, RS485 automatic line control
9 ~ 30VDC power input, IP30 enclosure , DIN rail mounting structure, USB port (Modbus serial port expansion and capture of memory)

2,893.00 kr
Item number ETH2MOD
Physically in stock
Planet TDS-712 is an external RS232 port over the Internet and Ethernet. For PoE or external power supply

External COM port via Ethernet and Internet
RS232 Serialport via DB9 male
Power supplied from PoE
can be powered from 12 - 48VDC / 1.7 watts
Short Power Jack Pigtail Cable included
Purchase Power supply, not included
1 x RJ45 with PoE input
DIN mount
Operating temperature: -25 - + 75 ° C
Dim: 90 x 52 x 27 mm

994.00 kr
Item number ETH1SER-POE-I
On the way in
Seriel portserver til EthernetforDevice servere

External COM port over Ethernet and Internet.
RS232 seriesport via DB9 Han, or
RS422 / 485 port via screw terminal block
Power supplied from 12 - 48VDC. Has redundant DC input.
DIN mounting

1,367.00 kr
Item number ETH1SER-P
Physically in stock
Isolerade RS232-RS422-adapter med galvanisk isolationforRS232 - RS4...

transfer mode RS422 - full duplex
max.transfer rate 115 kb/s
max. line length 1 200 m
transfered signals RxD, TxD
selectable terminator 120R
connector RS232 D - SUB 9 pin F
connector RS422 D - SUB 9 pin M
galvanic indication (LED) red PWR, yellow RxD, green TxD
power supply 12V + -10%
input supply max. 1W
dimension 63 x 17 x 34 mm

1,142.00 kr
Item number CNV232I422DB9
On the way in
USB to 8 x RS232/RS422/RS485 adapter

Adds eight high-speed RS-232/422/485 serial ports via USB connection
2k bytes transmitter and receiver
Requires no IRQ, DMA, I/O port
RS-232 max bit rates of up to 1 Mbps
RS-422/485 maximum bit rates of up to 10 Mbps
Automatic transmission buffer control for 2-wire RS-485 half-duplex operation
Biasing and terminating resistors installed on board
Supported RS-232 signals: DCD, RxD, TxD, DTR, GND, DSR, RTS, CTS, RI
Supported RS-422 signals: TxD-, TxD+, RxD+, RxD-, GND
Supported RS-485 4-wire signals: TxD-, TxD+, RxD+, RxD-, GND
Supported RS-485 2-wire signals: Data-, Data+, GND
Data Bits: 7/8
Parity: None, Even, Odd, Mark, Space
Stop Bit: 1, 2
Flow Control: Hardware (RTS, CTS), XON/XOFF
Monitor LEDs for TxD, RxD indicating port status
Built-in AC to DC switching power supply, 100VAC to 240VAC
Virtual COM port drivers available for Windows 11, 10, 8.1, 8, 7, Vista, 2003, XP, 2000
Win Server: 2000 up to 2018, Linux, MAC
Industrial quality metal case with DIN bracket for DIN rail mounting

4,211.00 kr
Item number CNV-USB8UNI-R
On the way in
USB til 4RS232 inkl. kabelforRS232

Få 4 stk. RS232 porte på PC via USB porten

Forbind 4 x RS232 enheder til USB port
Metal kabinet og med vægmontering
Baudrate op til 115,2 kbit/s
Supporterer ikke hardware licens nøgler

Supporting Win10

1,207.00 kr
Item number CNV-USB-RS232SL-4P
On the way in
Internal USB to RS232 Converter Card with Dual Ports & 5V

Two 16550 High performance UART (RS232) serial channels
Occupies one PCI or PCIe bus slot
Low Profile PCI Form Factor
Includes Low Profile PCI & Regular size PCI two brackets
Both USB A type and USB pin header connector on board to host connection
One RS232 DB9M and one RS232 10pin RJ45 serial ports on board
Includes one 10pin RJ45 – DB9M Bridge cable for 2nd DB9M port
5VDC Power output from each DB9M Port for POS device use application
2 Jumpers Individually enable / disable 5VDC output for each DM9M Port
On Board Molex mini 4Pin Power connector for sufficient DB9M 5V bus power from PC power supply
Supports 32bit/64bit Windows 7, Vista, XP, 2000, ME, 98SE

178.00 kr
Item number CNV-USB-RS232INT
Physically in stock
USB to RS232 converter - Get a COM port on the PC via the USB port

RS-232 serial port by connecting to a USB port

Provides DC5V/250mA to external devices - Pin 9

Compact converter

Cable length of 100 cm

Power from host USB port

LEDs indicate TxD and RxD activity

Installs as a standard Windows COM port

Full RS-232 modem control signals and hardware/software flow control

Serial port protected with 15KV ESD protection

Non-standard baud rates supported

Easy plug and play installation and RS-232 device connection

High-speed serial port with baud rate up to 921.6 kbps

Supports Windows 11, 10, 8.1, 8, 7, XP, Windows Server 2025, 2022, 2019, 2016, 2012 R2, 2012 and 2008 R2

Supports Linux Kernel version 3.0 and later

Supports Apple-provided VCP on OS X 10.9 and later

Data bit - 7/8

Stop bit - 1, 2

FTDI chip - FT232xx.

455.00 kr
Item number CNV-USB-SER9T
Physically in stock
CAN Bus to USB Adapter - Connects PC to CAN 2.0A/B, 1Mbps

CAN bus port on your computer via USB 1.1, 2.0 or 3.0 port
Powered from USB port
LED shows initialization and CAN bus status
Installs as a standard Windows COM port
CAN modes: Standard, Listen, Echo
Controlled using ASCII commands
API provided along with examples
Plug and play installation
CAN bus speed up to 1 Mbps
Supports CAN 2.0A and CAN 2.0B protocols
Drivers provided for Windows and Linux OS
Supports SocketCAN (slcan driver) since kernel 2.6.38+

1,132.00 kr
Item number CNV-USB-CAN
On the way in
Wireless RS232 via Bluetooth up to 100 meters. RS232 connection from port to port with 2 pcs.

Bluetooth from PC to the adapter provides RS232 port
External antenna.
Bluetooth 2.0.
With 2 pcs. as back-to-back link
provides connection between 2 COM ports
Wireless transfer of data between serial ports
Up to 100 meters
Antenna connector is RSMA female
Setup via AT commands
Must be powered from 5 - 40VDC via screw terminal
USB mini cable to A male - for power from 5VDC
2 x screw terminal for any external power supply
Is not battery-powered
Use Putty for testing/setup
Help with setup can be purchased additionally

965.00 kr
Item number BLUETOOTH-RS232
Physically in stock
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