SALIENT FEATURES :
* Completely self – contained stand – alone unit.
* Demonstrate the principle and working of a light operated relay.
* Supply required 230V, 50Hz AC.
* Built – in IC based DC regulated power supply with short circuit protection and LED indication for supply “ON”.
* Light Dependent Resistor (LDR) used as light sensing transducer
* Normally ON / OFF through relay.
* Two change over contact of relay (230V, 5A) on panel.
* Relay “ON” indication on panel.
* Test points are provided at various stages in the circuit to observe the waveforms and voltages.
* Set of patch cords.
* Strongly supported by a comprehensive instruction manual complete with theory and operating details.