The V-2927 Clock Control Card is an optional plug-in card designed for use with the V-2924A Talkback Intercom System with a V-2928 Option Card. It provides correction and control
functions for various impulse and synchronous clocks.
The V-2927 also provides a digital output
used with the V-DCPI, Digital Clock Protocol Interface, to provide time correction data to Valcom
wired and wireless clocks. Programming of various clock types is performed via Windows
compatible Programming Tool.
The V-2927 requires the use of the V-CIO Clock Interface Board when used with mechanical time clocks.