Garage Door is Controlled Automatically
Question from customer: I need a radio system for switching a receiver of an underground garage, by a concrete slab with steel reinforcement and about 30 meters Distance 1st floor. The receiver may be 220 volts. Transmitter I want to act with an external contact. (Connection to a car alarm system). Answer: We recommend the 1 channel high power receiver (S1PUA-AC220-ANT2) and long range transmitter with extended wires (CB-2N). The receiver is activated by ac 220V, which is about 2000m working distance with external extended antenna. The wireless RF signal can pass through walls, floors and doors. It works with the long range transmitter, which features in two external wires because connection of two wires is its triggering method. According to your requirement, we drew a wiring diagram. Wires on the transmitter should be connected to the contacts of car alarm system. The normally open contacts A&B of receiver should be connected to the garage door motor. And supply additio...