The annunciator unit saco 64d4 is used in a variety of applications requiring supervision of alarm and signaling contacts in power plants, substations and industrial process installations. It is also used in offshore installations and marine applications. Salient features are as follows:
1 self-contained microprocessor-based annunciator unit with 64 alarm channels
2 alarm channels activated by normally open or normally closed contact
3 small and large stand-alone annunciator applications
4 large centralized or distributed annunciator systems with event reporting
5 fully field-programmable by means of a portable programming module or via the serial interface
6 sixteen output relays, i.E. 14 for group realarms, one for an audible device and one for the self-supervision system
7 extensive communication with superior systems via the serial interface and the spa bus
8 high immunity to electrical and electromagnetic interference
9 sophisticated hardware and software self-supervision system for maximum operational reliability even under severe environmental conditions
10 powerful software support for parameterization of the annunciator units via the serial interface
