Edwards 3-CHASS4 Chassis Assembly

The remote microphone panel i s a supervised remote microphone in the Edwards 3-CHASS4. And the Audio Source Unit’s (3-ASU). The remote microphone panel i s available in two packages. The 3-REMICA i s designed to b e mounted in two spaces of a 3-ANN series annunciator enclosure. Model 3-REMICP mounts in a CAB series enclosure on a 3-CHASS4 rail assembly. Panels include a dynamic push-to-talk microphone and operator interface panel.

Each microphone panel has two external audio inputs. The external inputs, up to 63 microphone panels can b e connected to a single 3-ASU. The first panel to initiate a page seizes control of the remote 3-ASU input. And automatically prevents the other remote panels. From i s using a page wh ile the first unit is in use. The built-in 3-ASU microphone has a higher priority. Tha n any remote microphone, and will override a remote page.

The front panel provides Local Page Active, Remote Page Active, and Trouble LED indicators. And an integral VU (Volume Unit) meter to indicate the page volume level.

All panels and Edwards 3-CHASS4 utilize a 24 Vdc power source. Provisions made for redundant power supplies. All wiring is supervise. A form C trouble contact i s provided with a Signature input module to report trouble back to the system.

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