• Electro-Arts

Twilight switch

Electro-Arts offers Twilight switch, suitable for switch on the lights in the evening and switch off the lights in the morning, Model STD 101.The unit consists of a sensor and a controller. The unit will sense ambient light intensity. When the intensity reduces below the set level, the output relay is switched on. This intensity level is adjustable with a preset. The sensor can be fixed to the unit or it can be installed separately at convenient location. Supply required for the unit is 230 V AC and output is relay contact. The company also offers Model STD 201 with a built in timer. In this unit the lights will be on as per the external light intensity and the lights will be off after the set time period adjustable up to 6 hours. The unit is widely used for energy conservation in residential flats, bungalows, neon signboards, high rising buildings as well as towers.