November 18, 2020

JQC-3FC(T73) DC12V pinouts. A relay is an electrically activated switch. It consists of a coil internally which will creates a magnetic field that. A relay is an electrically operated switch. Many relays use an electromagnet to operate a switching mechanism, but other operating principles are also used. NT73 (JQC-3FC). Ordering Information. NT73 C S 10 DC12V F . 1. 2 3 4. 5. 6. Rated Max. Dash numbers. Coil voltage. VDC. Coil resistance.

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The main purpouse of this USB relay module is to help you building projects regarding robotics and home automation domotic. The actual VAT requirements and rates may vary depending on the final sale. For download – here. Shipping cost cannot be calculated. With this tool it is like a “game” and it takes literaly minutes to create for example PHP script and control the USB relay board from smartphone browser.

If you are software developer – be sure “Synchronous Bit-Bang Mode” is selected! Back to home page. The item you’ve selected was not added to your cart. Many users contacted us with requests to execute timer commands for time-critical operations. Image not available Photos not available for this variation.

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For more information – here. It may help you building projects like robotics and home automation. Mouse over to Zoom – Click to enlarge.


Please note the state bits must be equal to the relay numer! The item is supported by DRM Software. Back to home page Return to top.

Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag.

JQC-3FC-TDC12V , 7A relay , 12v relay, SPDT Relay

VB 6 – Example how to set the relays. Email to friends Share on Facebook – opens in a new window or tab Share on Twitter – opens in a new window or tab Share on Pinterest – opens in a new window or tab Add to watch hqc. For download please contact us.

Get an immediate offer. Any international shipping and import charges are paid in part to Pitney Bowes Inc. Learn More – opens in a new window or tab Any international shipping is paid in part to Pitney Bowes Inc. Learn More – 3dc in a new window or tab. Select a valid country. Refer to eBay Return policy for more details. There are 52 items available. Seller assumes all responsibility for this listing. Learn More – opens in a new window or tab Any international shipping and import charges are paid in part to Pitney Bowes Inc.

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Well known fact is that every time when we run the command line tool the jvm is runned and this takes significant time. The usb relay unit can not work without PC. It can perform single pulse, many pulses and even cycles with more complex sequences of pulses and every pulse can be with different time in miliseconds.


If you have ordered at least one of our relay boards from this list you may turn your PC in powerful automation tool. Some of the source code demos are not public, and the download links will be sent to your email after purchase or by request. Typical applications for this software are: It can be integrated in other software and you don’t need to know much about how the USB relay board protocol.


If you are software developer and need software example, please contact with us. Yes Software examples – here Documentation: No additional import charges at delivery! Each such relay board requires one USB port.

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USB 4 Channel Relay Board for Home Automation [JQC-3FC/T73 DC5V] | eBay

Visit eBay’s page on international trade. Each such board requires one USB port.

Delphi Lazarus – example how to set the status of the relays. If you have questions about this VAT tax, please contact the seller. Add to watch list.