SIEMENS VCI2001-U1 22/12 It monitors and controls various

It monitors and controls various devices

backup power

The Point Identification Device connects to the Signaling Line Circuit (SLC) via two wires

100VA transformer which

strobe-only

SIEMENS VCI2001-U1 22/12 It monitors and controls variousCard Amplifier Voice 50W The Model VCI2001 U1 Voice Amplifier card of the FS20 Voice system provides one speaker zone with two speaker lines and one Class D audio amplifier, capable of operating at either 25 VRMS or 70 VRMS. The Voice Amplifier cards can be configured in either a 1: 1 or 1: Many redundancy configurations and can be wired to drive one Class A speaker line, one Class B speaker line, or a dual interleaved Class B speaker line. The Voice