Connect to compole and nc if you want the switched circuit to be on when the relay coil is off. They are classified into many types a standard and generally used relay is made up of electromagnets which in general used as a switch.
Mechanical Relay Primer Phidgets Support
How to connect a relay in a circuit. Dictionary says that relay means the act of passing something from one thing to another the same meaning can be applied to this device because the signal received from one side of the device controls. It can be used for programming logic relays and has a serial interface to connect a pc and a logic relay. If you are a novice do not play with 220v ac. The operating circuit circuit 1 see the figure 1 is connected to a solenoid coil wound round iron core. Check the accuracy of the circuits construction following each wire to each connection point and verifying these elements one by one on the diagram. This brings the contact point together circuit 2 is closed and current flows.
Call an experienced person for assistance. Light sensor using two transistors and a relay. A relay is generally used when it is required to control a circuit by a separate low power signal or when several circuits must be controlled by one signal. Working of the electromagnetic relay. A current in the coil forms an electromagnetic which attracts the soft iron armature. 1 position the multimeter in the ohms range preferably in the 1k range.
Types of relays and uses back to the basics. Connect to compole and no if you want the switched circuit to be on when the relay coil is on. 3 next follow the same. In order to know how to connect a relay to a circuit you must be familiar with all the pin terminals of the relay. And depending on what type of relay you are connecting there are different numbers of pins and different pin configurations for each relay. How to connect a relay in a circuit.
Carefully build this circuit on a breadboard or other convenient medium. The no normally open connection of the relay is not connected until the relay turns on. Dark sensor circuit for 220v powered lights. The identification of a typical relays pinouts may be done in the following manner. Relays range from electromagnetic and reed relays to solid state hybrid and. Mechanical relays create a clicking sound that indicates movement o the common terminal.
Another step for connecting a relay to the pcb covers the pin terminals and configuration of the. Draw the schematic diagram for the relay circuit to be analyzed. 2 begin by connecting the meter prods to any of the two pins of the relay randomly until you find the pins which. When a relay is off the common is connected to the nc normally closed. The cl lastk001 is a connecting cable from the cl range. The connection cable has a length of 2 m.
When the relay turns on the common move from nc to no.
Gallery of How To Connect A Relay In A Circuit
