1004 - Light Activated Relay Switch Kit

A simple and inexpensive circuit, suitable for many applications like the automatic switching of the lights in a shop-window or a room, according to the ambient light level. Suitable for alarm systems, production control, remote controls etc.

The circuit uses a light dependent resistor that changes its value according to the amount of light it receives and three transistors which are used to amplify the signal from the LDR and operate a mains rated relay. Kit version includes solder for assembly.

Technical Specifications
Supply voltage	12Vdc e.g. Order Code PSU375 with connector 778.106 or kit 1061
Output Type	1 x SPDT Relay
Output Load	230Vac, 1A or 110Vac, 2A maximum
Output Connections	NO, NC, C (Relay FAQ)
Board Dimensions	30x63mm
Enclosure	WCAH2855
Product Formats	SELF-ASSEMBLY Electronic Kit (KT ) more
Documentation	User Manual