G18-3B2PC retroreflective photoelectric digital beam photocell sensor

Photoelectric swtch Principle of photoelectric switch

The working principle of the photoelectric switch is that when the beam emitted by the emitter is blocked or partly reflected by the object, the beam receiver whereby makes a judgment and reacts.

Application illustration or photoelectric switch.

Q:How to order our product? 

A: 1) Please tell us the model and quantity and other request you need. 

   2) We make the PI for you.

   3) After you confirm the PI, we arrange the order for you after receiving your payment.

   4) After the goods finished, we send the goods out to you and tell you the tracking number.

   5) We will track your goods until you receive the goods. 

Q:  What's your warranty?

A: One year.

Q: What's your contact information?

A: Our address: Liushi town, Zhejiang province, China.  

Q: What's your shipment method?

A: We ship by Express, by air, by sea, by train. Normally we checked and compare, then provide customer the most proper shipment method.

Q: What about MOQ?

A: First order MOQ=1pcs.

Q: If I want to release order, what's the payment method you accept?

A: We accept T/T, Paypal, Western union, L/C.

Q: If I want to release order, what's the process?

A: Thanks. You can send inquiry to us by alibaba, or send us by email, we will reply within 24hrs.

Thank you & Now pls send your  kindly inquiry !  ^!^