USB Relay Controller - Two Channels

  • Product Code: U2CR
  • Availability: 443
  • 34.80 €
  • Ex Tax: 29.00 €

A general purpose USB Relay controller for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC.  USB Relay controller allows a PC to control a single external device using simple RS232 commands. Relay is fully powered from the USB bus. Free test software.

• Fully assembled and tested.
Fully powered from USB
For 12V/24V DC 15A or 120V/220V AC at 10A max.
Can be used with  LabVIEW, ProfiLab, DAQFactory, TestPoint, DASYLab, VEE 


  Complete including:
One USB Two relay controller

100 mm / 62 mm / 26 mm


  Drivers are available to work with the following operating systems:
All Windows Systems, Linux, Mac OS X, Mac OS 9, Mac OS 8, Windows CE.NET (Version 4.2 and greater)

  Communication Parameters:
8 Data, 1 Stop, No Parity
Baud rate : 9600

- FIRST relay commands:
    "FF 01 00" - OFF command
    "FF 01 01" - ON command
- SECOND relay commands:
   "FF 02 00" - OFF command
   "FF 02 01" - ON command


  More information:

  Software examples: