معلومات الجزء
Audio source unit provides master paging microphone with common controls. Switch labeling makes operation intuitive. 6 leds and 5 switches cover paging operations. Includes mounting space for up to 4 local rail modules and up to 4 control display modules; ambient temp: 0-49 degree (32-120 degree f) ; ambient humidity: 93 percent non-condensing at 32 degree c; mounting: one chassis space; 18-12awg, one pair twisted; 80 ma in alarm and supervisory; local microphone, remote microphone one mnec audio input; pre-recorded message storage: 2 minutes standard expandable to 100 minutes; 255 supported message count; aux input impedance: 1k ohm
