Description
The 60-789 is a phone line monitoring card from Interlogix that can help in monitoring the voltage of the selected phone line when it is connected to a concord system. When a low line voltage has been detected the monitor card is designed to initiate a trouble message to notify the operator. The 60-789 monitoring card also features an easy installation, and is designed to be used for Concord panels with a software version 2.5 or later.
