Nova M3 MFN300 is a multifunction card with a variety of auxiliary functions.
Multifunction Card MFN300 Description:
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8 power switch management.
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4 light sensor / ambient temperature sensor interface.
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Auto power control of fan / air condition / LED display based temperature.
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Audio output integrated.
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Certification: CE, RoHS.
1) RS232 serial or Gigabit Ethernet port communication;
2) Ethernet port connection between two receiving cards or at the end;
3) Timer function which is able to replace timer and delayer;
4) Temperature detection of power distribution box;
5) Humidity detection of power distribution box;
6) Audio output;
7) 4-way light sensor connection to achieve automatic brightness adjustment;
8) Temperature module connection;
9) 8-way power switch control.
Multifunction Card Appearance
LED Sending Card Working Diagram
● Connect function card to computer directly by RS232 serial cable.
● Connect function card between sending card (or independent controller) and the first receiving card.
● Connect function card between any two receiving cards.
● Connect function card to the last receiving card.
1. Strong technical background. We are a professional LED screen manufacturer in Shenzhen, China. Our engineers are experienced in all kinds of LED controller card configuration and operation, producing and using LED screens.
2 No MOQ request on all our products. You can buy even one sample to test our products before placing bulk orders. Many other suppliers have strict MOQ requests, which is inconvenient for buyers.
3. Quick and safe payment. You can pay by credit card through Paypal, which offers complete buyer protection and avoids having to share any of your financial information.
4. Good quality control. Our technicians inspect all the products earnestly before packaging.
5. Long warranty period. All LED controller products from leddisplayshop.com are under 2-year warranty. You can send the defective products back to us for repair during the warranty period, and we will repair them and send them back to you. The sender affords the shipping cost.
6. Good support fr
1. We ship most of the items listed at our online shop worldwide using the fastest shipping method with a tracking number via DHL, FedEx, or UPS Express, which takes around 4~8+ days to arrive. For Brazil, we only use EMS Express. The buyer must pay USD35 extra for the freight cost if shipping companies list the delivery address as a remote area.
2. We can use the buyer's shipping account to send the goods. But the buyer shall make an appointment for the pickup by himself and send us the shipping label. Simply providing us with a shipping account will not be accepted. If you use a FedEx account, please ask them for a control or reference number.
3. We will process your order within 1~3 working days after receipt of payment. We will re-inform you with another fastest delivery time when it happens to be " "Out of Stock" for the products on your order.
4. We only ship to your order's confirmed address, so please confirm the delivery address on your payment account when you pay by PayPal or Credit Card. We will cancel the order and refund you if it does not match. It is OK if you pay by Wire Transfer or Western Union.
5. The shipping company provides service transit time, excluding weekends and holidays. Transit times may vary, particularly during the holiday season.
6. The buyer shall pay the customs duty on his side if it occurs. Please let us know if you want to lower the product value in the shipping invoice. If not, we will use the actual amount as paid. In most EU countries, this is not allowed. It has to be the real amount paid. A VAT number must be provided for customs clearance for all EU countries, including Switzerland, Norway, and Ireland.
7. If required, please provide some necessary assistance for the shipping company concerning the customs clearance of the goods in your country.
8. When they arrive, Please check the items in front of the DHL/FedEx courier. If the goods are damaged, please try to obtain local DHL's documentary evidence for the breakage, and in the meantime, email us photos of the packaging and products as soon as possible.
9. Please contact us if you have not received your shipment within 15 days from the payment date. We will track the shipment and get back to you with a reply ASAP.
10. The products purchased will not be accepted for return and warranty if the codes are ripped off. We do not accept refunds for custom-made products. Regularly stocked items may be returned for refund with a 20% restocking charge if the request is made within 3 days of receiving. Items must be in a good and resalable condition. Shipping costs back and forth and import taxes (if they are any) are all borne by the buyer.
11. We provide six months to one year of quality warranty for most LED part products and 2 years for complete LED display products (Special terms are subject to final Proforma Invoice.). If there are any defects under normal use during this period, we will fix or replace them free of charge in our factory. Customers are responsible for back-and-forth shipping costs.
