AS2764 - Telephone Line Alert Unit
The AS2764 provides a method of switching a beacon, klaxon or other load from a ringing or off-hook telephone line.
The unit can be set to detect ringing and latch a relay (or open collector output) on then reset based on time, off-hook or external reset switch.
The unit is equipped with a low current relay output as well as two open collector outputs and two dry contact/voltage inputs. Theres also an option for a high current relay output as well if required (available as a factory fit). Unit is powered from a 12Vdc (supplied) which has a wide input range (90-265Vac).