Product Description

Spezifikation:

  • Brandneu

  • Modell: A4988

  • Größe: ca. 1,5 * 2 mm

  • Fünf verschiedene Schrittauflösungen: Vollschritt, Halbschritt, Viertelschritt, Achtelschritt und Sechzehntelschritt


Merkmal:

  • Breakout Board für Allegro A4988 DMOS Microstepping Driver mit Übersetzer.

  • Mit der einstellbaren Stromregelung können Sie die maximale Stromabgabe mit einem Potentiometer einstellen.

  • Intelligente Zerhackerkontrolle, die automatisch den richtigen aktuellen Zerfallsmodus wählt (schneller oder langsamer Zerfall).

  • Übertemperatur-Abschaltung, Unterspannungsabschaltung und Überstromschutz.

  • Erdschluss- und Kurzschlussschutz.

  • Durch einfaches Eingeben eines Impulses in den STEP-Eingang wird der Motor um einen Mikroschritt angesteuert.

  • Es sind keine Phasenfolgetabellen, Hochfrequenzsteuerleitungen oder komplexen Schnittstellen zu programmieren.

  • Die A4988-Schnittstelle eignet sich ideal für Anwendungen, bei denen ein komplexer Mikroprozessor nicht verfügbar oder überlastet ist.

  • Feine verarbeitung und gute leistung.

  • Einfach zu verwenden.

  • Lange Lebensdauer


Lieferinhalt:

  • 5 x Schrittmotortreibermodul


Hinweis:

  • Das Anschließen oder Trennen eines Schrittmotors bei eingeschaltetem Fahrer kann den Fahrer zerstören.

  • Bitte erlauben Sie ein wenig Größenfehler aufgrund manueller Messung.

  • Auf Fotos angezeigte Objektfarben können auf Ihrem Computermonitor leicht abweichen, da die Monitore nicht gleich kalibriert sind.


Payment
  • 1.Paypal is the only accepted paying method in our store.

  • 2. Buyers are responsible for additional COD charges, VAT, Custom fee and Duty for importation if there are any. Because, our prices are unable to include above fees, as the custom policies are different in every territories. But, we'd like to assist you to receive the goods smoothly if there are anything we can do here.


Shipping

We would ship the product within 1-3 working days upon receipt of payment, our goal is: ship it as fast as we can.

But sometimes international delivery is highly depended on the courier company and local customs/duties. If you do not receive your item on time, please contact us immediately for further assistance.

Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer responsibility. Please check with your country customs office to determine what these additional costs will be prior to bidding/buying.

Shipping Method  

       

 Tracking    

 Shipping Destination   

 Time

 Economy

 

 No

 USA,Canada,UnitedKingdom,Austrilia,France,Germany,Others

 15-30 working day

 ePacket


 Yes

 USA only

 10-20 working days

 Standard


 Yes

 USA,Canada,UnitedKingdom,Austrilia,France,Germany,Others

 7-19 working days

 Expedited


 Yes

 USA,Canada,UnitedKingdom,Austrilia,France,Germany,Others

 3-7 working days

DHL can not reach to few remote areas in your country,if you choose Express and living remote areas. You should pay the additional shipping charge. If your area belongs to remote areas, the parcel can't reach, or you need to pay more freight, our customer service will contact you.

The item will be sent to your address listed in the Ebay. Please verify your address during checkout. We are not responsible for any wrong or undeliverable addresses.

If you need to add the tracking number, be sure to contact customer service before making orders especial for the people comes from the country of Eastern Europe, the Middle East and South American. It needs to pay the extra shipping cost!




Returns

1.If item is defective and not working on arrival, please contact us within 7 days of receiving the defective for repair or refund.Refund will only be provided for products damaged in the post or which is defective. Item may be returned within 14 days of purchase upon your receipt.All items returned must contain all original packaging materials.

2.This item have 3 months warranty. We offer free repairing service within 6 months from the date of purchased. If damaged is caused by undue wear and tear, dirt, misused, improper installation/operation, accident or repaired by unauthorized person, the warranty becomes void.

3.All returns must have prior authorization. Please note that we will not accept any returns that have not been authorized by us. Please contact us before you return the item.

4.Buyer is responsible for the return postage. If you ask for a refund during valid period, we will offer you a refund without postage charges. Shipping and handling charges, insurance are not refundable in any case. We are only responsible for once re-sending expense for replacement due to defects.


Contact Us

1.We have  always been doing our best to provide the best service and reliable products  for every customer.

2.Please do  not hesitate to contact us to resolve the issues.We will reply your emails  and questions within 24 hours.

3.Our working  hours: Monday to Saturday, 9:00 AM to 6:30 PM(Beijing Time).



Am 03.06.20 hat der Verkäufer die folgenden Angaben hinzugefügt:


Am 08.07.21 hat der Verkäufer die folgenden Angaben hinzugefügt:

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