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.
Features- 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
Specifications- 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)
- Dimensions: 160 x 107 x 30mm / 6.3 x 4.2 x 1.2"
- Product format: SELF-ASSEMBLY electronic kit ( Product Formats Info)
Optional Extras- VDR transient suppressors (8 required): Order Code VDR300
- power supply for relays: 9-10Vac or 12 to 14Vdc, 500mA (e.g. Order Code 660.446UK with connector 777.001UK or CFE123 module)
- USB lead: Order Code LDC644
- DIN rail enclosure: B8006 (Note: cut out needed for the USB connector)
Velleman K8090 Documentation and SoftwareBuy Whadda WSI8090 (aka Velleman K8090) 8-Channel USB Relay Card Kit