EVAC-500 Voice Alarm & Evacuation System Operation Manual
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23-Bass Control.
Increase or decrease the overall bass output.
24-Master Volume Control.
Increase or decrease the overall master volume output.
1.2. EVAC-500 & EVAC-500RT Rear Panel
1-24V DC Power Input.
24V DC input for sealed lead-acid battery, UPS or equivalent product
；
Note
：
1. Use EN54-4 certificated power supply when EN standard required.
2. Do make sure the 24V DC could meet the minimum working current of the host. For example, full loading of
EVAC-500 at 500W, the lead-acid battery shall supply the current higher than 27A, battery capacity higher than
27Ah and working time shall be full loading*27Ah*1.2 hours.
2-Six A&B Speaker Zone Output
external constant voltage transformer loudspeaker and 3 wired volume control;
output voltage is: 0 ~ 100 v;
