6
– CIS300
CIS300 –
7
CIS300 Frequency Response vs. Impedance
Frequency (Hz)
S
P
L,
1
W
/1
m
(
dB
)
Im
pe
da
nc
e
(o
hm
s)
50
60
70
80
90
100
10
100
316
100
1000
10000
20000
Frequency (Hz)
Vert BW
Horz BW
–6
d
B
B
ea
m
w
id
th
(
de
gr
ee
s)
20
60
120
180
240
300
360
100
1000
10000
20000
CIS300 Beamwidth vs. Frequency
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Physical
Contruction Features
Basic Design:
2-way, front loaded
Bezel Material:
UL94V-0 rated material
Rear Enclosure Material:
Steel
Grille:
Perforated metal with weather-
resistant coating
Safety Features
Rear-hanging Ring:
Safety loop located at rear of enclosure for
attachment of load bearing safety strap
Safety Agency Rating
UL1480:
General Signaling Fire Standard
UL2043:
Fire Test for Heat and Visible Smoke
Release for Discrete Products and
Their Accessories Installed in Air-
handling Spaces
Inputs/Outputs:
Removable locking connector with screw-
down terminals
2 input terminals and 2 loop-thru terminals.
Dimensions
Diameter x Height:
8.7 in/221 mm x 5.7 in/144 mm
Front of Ceiling Tile to Back of Back Can:
4.6 in/116 mm
Cutout Size:
7.8 in/199 mm
Net Weight:
6.2 lb/2.8 kg
Included Accessories:
Grille, Support Rails, C-Ring, Removable
Locking Connector, Cut-out Template,
Paint Shield
