Interface USB <> 20mA Industry, Bus Powered

Expand any PC system with a 20mA port

The USB Interface model 34211 adds a 20mA interface to your system, allowing you to connect active and passive 20mA devices through a USB port.

Application: Connection of passive 20mA devices to a PC

Product properties:

Interfaces:

• 1 x USB socket, type B
• 1 x 20mA, 9-pin SUB-D plug
  • active or passive
• Galvanic isolation between the ports
  • Isolation voltage min. 1kV DC

Management and connectivity:

• USB 2.0 Full Speed Device (12 Mbit/s)
• Industry-compatible design on account of
  • noise immunity in accordance with EN 61000-6-2
  • Housing for top-hat-rail installation
• Active/passive mode for transmission and reception loop, individually adjustable
• Optional full- and half-duplex mode with echo suppression
• Common solution for Windows, Linux and Mac:
  • Supports all Windows versions 98 / Server 2003 (x86 and x64 versions) and higher.
  • Supports macOS from macOS 8 and higher
  • direct Linux support without additional driver from kernel version 2.4.0

Power supply:

• No additional power supply required
  • Voltage supply via the USB
  • Galvanically isolated power connection

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:

• USB port:
  • Type B female
• 20mA port:
  • 9-pin SUB-D adapter
• Operating modes:
  • active or passive mode
  • Full- or half-duplex mode
  • Selectable echo suppression in half-duplex mode
• Baud rate:
  • 300..19,200 baud
• Data format:
  • Data bit: 7,8
  • Stop bit: 1,2
  • Parity: odd, even, no, mark, space
• Signal lines:
  • RxD+/-, TxD+/-
• Galvanic isolation:
  • Isolation voltage min. 1kV DC between USB and serial connection
• USB-UART:
  • FTDI FT232R
• Power supply:
  • 5V DC over USB, optional supply from external 5V power supply
• Current consumption:
  • max. 200mA
• Displays:
  • 1x LED Data
    1x LED On Line

Housing and other data:

• Housing:
  • Plastic housing for top hat rail installation
  • 105 x 22 x 75mm (L x W x H)
• Enclosure rating:
  • IP20
• Enclosure rating:
  • IP20
• Weight:
  • approx. 170g
• Ambient temperature:
  • Storage: -40..+70°C
  • Operating in non-rowed installation: 0..+60°C
  • Operating in rowed installation 0..+50°C
• Permissible relative humidity:
  • 5..95% RH (non-condensing)
• Scope of delivery:
  • Interface, USB <> 20 mA industry
  • USB cable with ferrite bead
  • Product CD with driver and manual in German and English

Declaration of Comformity