SIEMENS VCI2001-U1 22/12 as preferred by the installer

as preferred by the installer

100VA transformer which

It monitors and controls various devices

SB-I/O surface-mount backboxes are for use with Silent Knight PS-SA and PS-DA pull stations

SIEMENS VCI2001-U1 22/12 as preferred by the installerCard 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