Due to maintenance work, W&T will be closed on 19.04.2024!

You can reach our technical hotline at:
+49 202/2680-110 or under the emergency number: +49 179/4317651


On Monday 22.04.2024 we will be available as usual.

W&T connects
Interfaces for TCP/IP, Ethernet, RS-232, RS-485, USB, 20mA, glass and plastic fiber optic cable, http, SNMP, OPC, Modbus TCP, I/O digital, I/O analog, ISA, PCI
Data sheet:

Centronics > 20mA interface

  • Centronics 20mA interface

Control TTY devices through the parallel port

This interface allows you to run 20mA peripherals on computers that have only a parallel printer port.

Properties

Interfaces:

  • 1x 20mA output
    • 25-pin SUB-D plug
  • 1x Centronics input
    • 36-pin Centronics socket

Management and connectivity:

  • Continue to use TTY printers
  • Suitable for a wide range of applications:
    • Data rates up to 19200 baud
    • definable data format
    • Handshake using XON/XOFF protocol

Power supply:

  • External
    • via supplied AC adapter

Standards & more

  • Conforms to standards both in office and industrial environments:
    • High noise resistance per EN 61000-6-2
    • Low noise emission per EN 55032:2015 + A1 Cl. B, EN 61000-3-2 & EN 61000-3-3
  • 5 year guarantee

Technical data

Connections and displays:

  • Parallel port:
    • 36-pin Centronics socket
    • incl. 0.5m cable attached to the device
  • Serial port:
    • 20mA interface
    • 25-pin SUB-D adapter, built in
  • Operating modes:
    • active or passive mode of
    • transmission and reception loop
  • Baud rate:
    • 150 .. 19,200 baud
  • Data format:
    • 7,8 data bits, no,even,odd parity
  • Handshake:
    • XON/XOFF handshake
  • Supply voltage:
    • 5V DC
  • Current consumption:
    • typ. 100mA
  • Supply connection:
    • Jack plug, 2.5mm diameter
  • Displays:
    • 1 LED Power

Housing and other data:

  • Housing:
    • Plastic housing, 124 x 74 x 21mm (L x W x H)
  • Enclosure rating:
    • IP20
  • Weight:
    • 425g incl. power adapter
  • Ambient temperature:
    • Storage: 0..+70°C
    • Operating: 0..+40°C
  • Permissible relative humidity:
    • 5..95% RH, non-condensing
  • Scope of delivery:
    • Centronics > 20mA interface
    • AC adapter for office use

Accessories

*Net unit price for
commercial users
  • Cable and Connector Accessories

    • PC Parallel Printer Cable, 2m
    • 11822
    • 9.90€

* Our offering is intended only for commercial users. We will be happy to refer private end customers to trading partners through whom our products can be purchased.

Up