K8090 8-Channel USB Relay Card Kit allows you to control eight relay channels by computer USB port. Connect up to 16A to each high power relay. Space for optional VDR noise suppressors. On-board manual operation push buttons. Windows test software and DLL for own software development available for download...Electronics > Circuit Boards & Components > Printed Circuit Boards > Development BoardsWSI8090WSI8090WSI8090541032973338443.46Quasar Electronics Limitedhttps://quasarelectronics.co.uk/Item/velleman-k8090-8-channel-usb-relay-card-kit
This 8-Channel USB Relay Card SELF-ASSEMBLY electronic kit allows you to control eight relay channels by your computer USB port. Connect up to 16 Amps to each of the high power relays.
Board includes space for optional VDR300 noise suppressors (add if switching inductive loads). On-board push buttons can be used to test/operate all the relays. Header for external push button connections.
A dll for own software development is available for download. Windows test software completes the package.
Also available in PRE-ASSEMBLED Electronic Module format, Order Code VM8090.
USB-controlled relay card
manual operation for toggle, momentary or timer operation (selectable through software)
timer settings up to 18 hours (DLL function)
optional open collector connectivity (push button simulation)
DLL for own software development (download only)
event-driven and open protocol
two way PC communication (USB Event return)
onboard test button for each relay plus header to external button connection
space for optional VDR (Order Code VDR300) transient suppression for use with inductive loads
LED indicators for USB & main power, USB data and individual relay status
minimum system requirements:
PC running USB compatible Windows version
USB1.1 and USB2.0 full speed compatible
internet connection for software download
8 high-power relays: 16A each (resistive load)
NB Only NO and C relay contacts are bought out to the terminal strip (NC is not available)
Velleman K8090 Software Download: Getting started guide, protocol manual, drivers, DLL with VBexpress 2008 .net example, standalone test/demo software. Please run installer to access the resources included