Stahl 8494 Series, Руководство по эксплуатации, Страница: 26 / 34

Transport and storage
8
242993 / 849460300010
2016-01-13·BA00·III·en·02
Hazardous Area Loudspeaker -
25, 15 or 8 Watt
Series 8494
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6 Transport and storage
• Transport and store the device only in the original packaging.
• Store the device in a dry place (no condensation) and vibration-free.
• Do not drop the device.
Long flare version
Ambient conditions
Operating tempera
-
ture range
-50 ... +60 °C
Mechanical data
Cable entries 2 x M20 supplied with 2 x dust cover
Material
Enclosure Anti static polyamid
Flare Anti static polyamid
Bracket Anti static polyamid supplied as standard
Labels Polyester foil
External fixings Stainless steel
Degree of protection IP66 / IP67 acc. to IEC 60529
Mounting / Installation
Mounting via bracket
Connection 4 mm spring clamp terminals
Technical Data
8494/.-L-..-..-..-.. IIB + H2 IIC
Sound pressure level
at 1 W
109 dB (A) 1 W / 1m 106 dB (A) 1 W / 1m
Sound pressure level
at 25 W
121 dB (A) 1m 118 dB (A) 1m
Frequency range 330 - 7000 Hz 450 - 6000 Hz
Dispersion (-6 dB)
1 kHz 81° 73°
4 kHz 37° 33°
Directivity factor at 1
kHz
4.5 4.5
Sound pressure level
vs frequency at 1 W
16887E00
20 Hz 50 100 200 500 1K 2K 5K 10K 20K
dB
55
60
65
70
75
80
85
90
95
100
105
110
115