TOA AT-303AP User manual

TOA AT-303AP User manual
 — EM TOA
HDESCRIPTION
The AT-303AP is a flush—mounted wall attenuator and uses a transformer which allows connection
of a wide range of loads (30 W or less). Volume can be adjusted in five steps. The AT—-303AP features
push—in terminal block for easy connection.
BSPECIFICATIONS
ATTENUATOR AT—303AP
Input Range
0.5 М — 30 W
Attenuation
O steps (0 dB, —6 dB, —12 dB, —18 dB, OFF)
Applicable Cable
600 V vinyl=insulated cable (Indoor Vinyl or Heat—resistant Indoor Vinyl cable)
Solid cable: 80.8 (0.037) — ¢1.6 (0.067) mm
Terminal
Push—in connector
Operating Temperature
—10 Cto +50 C
Finish
Knob, panel, plate: ABS resin, white (RAL 1013 equivalent)
Case: ABS resin, black
Dimensions 70 (М) X 120 (H) X 52.4 (D) mm (2.76 X 4.72 X 2.06”) (with plate)
41 (W) X 108 (H) X 52.4 (D) mm (1.617 X 4.25" Xx 2.06”) (attenuator only)
Weight 210 q (0.46 Ib) (unit only)
Accessory Plate :-1, Plate mounting screw --2, Box mounting screw +2
Applicable Plate
YP—1AF (option)
Applicable Box
YS—11A (option)
BAPPEARANCE
41 [1.617]
27.6 18.4 34
[1.09”] [0.72”] [1.347] ‚
Tea 70 [2.767]
4 >
kl TOA ®
с == Fi TOA |
1 O | o 2 а
=| PLAN | - Es |
x CDs iE = С ] HOLVNNILLV € 5 <
Y 7
IS | À plate (accessory)
Front View Side View Rear View Figure with the supplied plate attached
(SCALE: 1/3)
ATTENUATOR ATTENUATOR
N R SP N R SP
Lolo] SPEAKER (option) Lolo] SPEAKER (option)
— —
HOT HOT N N (Normal)
R R (Emergency)
COM COM COM COM (Common)
2—WIRE SYSTEM S—WIRE SYSTEM
UNIT:mm SCALE: 1/2
13L TOA Corporation DWG No: GATOOLA1—1
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