Lencore Magnacast II, Руководство по установке

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1
1.0 INTRODUCTION
Magnacast II
series speaker systems are designed for indoor or outdoor wet applications. The
Magnacast II
produces 90 degrees of acoustic energy and excels in high ambient noise
environments. It has an operating temperature range of -20°C to 60°C.
1.2.
Magnacast II
Distributed Audio Speaker
The
Magnacast II
Distributed Audio speaker has five field-selectable power taps that run off of
25V, 70V, and 100VRMS audio systems. The taps can easily be changed by turning a knob.
The speaker has an integrated DC blocking capacitor that allows the fire alarm control panel to
conduct circuit supervision. The speaker was designed to meet UL Standard 1480 (Speakers
for Fire Protective Signaling Systems) and ULC S541 (Speakers for Fire Alarm Systems).
Magnacast II
Distributed Audio Specifications:
Broadband
100V Tap Setting Speaker Output @ 1 meter (dB)
45W 139
32W 137
24W 136
16W 134
8W 131
70V Tap Setting Speaker Output @ 1 meter (dB)
24W 136
16W 134
12W 133
8W 131
4W 129
25V Tap Setting Speaker Output @ 1 meter (dB)
3W 128
2W 126
1.5W 124
1W 122
.5W 119
Power Tap Selections and dB Rating