Usb relay controller allows a pc to control a single external device using simple rs232 commands.
Linux usb relay switch.
A general purpose usb relay controller for connection to a pc s usb port using vcp virtual com port.
The usb relay board is with 4 spdt relays rated up to 10a each.
Usb relay switch on linux print.
4 spdt relays ras 05 15 10a 250vac 15a 120vac 15a 24vdc power supply.
Built in usb to serial conversion allows the module to be used without any usb specific knowledge.
This code was tested under linux both on x86 and raspberry pi arm.
The relay kit as both a 12v input i assume that is to actually power the relay coil as well as a connector that has pins for ground 5v and signal for each relay s1 s4.
3 5 out of 5 stars 6.
If i attach the red wire from usb 5v to s1 and the ground from the usb cable black to ground the indicator led flickers and then dies.
Free shipping on your first order shipped by amazon.
Only 13 left in stock order soon.
3 3 out of 5 stars 5.
My problem is that i can t control the power output of a usb port.
Get it as soon as tue sep 29.
From usb port consumption 400 ma windows linux free software.
Numato lab s 4 channel usb relay module is a great product for controlling electrical and electronic devices remotely from a pc or mobile device over a usb link.
Powered and controlled from the usb bus the relays used on this board are premium ultra low power 50mw coil types.
Description this is four channel relay board controlled by computer usb port.
A cheap usb relay available from ebay with 1 2 4 or 8 relay output.
This code can control the relay vi hidapi which is a cross platform library.
Relays 2analogue digital inputs 8power powered from standard usb bus control interface usb relay current up to 1amp 30vdc or 60vac.
Arceli 8 channel 12v computer usb control switch relay module drive free relay module plug and play suitable for pc smart controller.
Only 11 left in stock order soon.
I m happy to do it using any language on windows or linux but preferably java because i.
Get it as soon as wed oct 7.
Free shipping on your first order shipped by amazon.
Control devices using your pc.
The relay switch isn t even a usb device it s just a simple switch that requires the usb voltage to turn it on.
This repository has originally been imported from.
The usb device is hid compatible and comes with windows control software.
When the voltage drops below a threshold the switch will turn the light off.
Vb net labview c net vb6 python.
The double throw relay ratings are 10a 250vac each.
250ma 250vac connections screw terminals for n o n c and common contacts.
