Toa AT-4012B-EB Installation Manual

4. SPECIFICATIONS
Model AT-4012B-EB
Input Capacity
12 W
Attenuations 8 Steps ( 0 dB, -3dB, -6dB, -9dB, -12dB, -15dB, -18dB, OFF )
Override Indicator
Overriding Voltage 24V DC, 11mA (4-wire connection only)
86 (w) x 86 (h) x 52 (d) mm
Dimensions
Weight 0.12 kg
Color
Knob, Cover Panel : ABS Resin, White (RAL 9016 or equivalent)
Finish
Front Panel (Plate) : Surface treated steel plate
Terminal
Usable Cable
Model AT-4060B-EB
Input Capacity
60 W
Attenuations 8 Steps ( 0 dB, -3dB, -6dB, -9dB, -12dB, -15dB, -18dB, OFF )
Override Indicator
Overriding Voltage 24V DC, 11mA (4-wire connection only)
Dimensions
Weight 0.46 kg
Color
Knob, Cover Panel : ABS Resin, White (RAL 9016 or equivalent)
Finish
Front Panel (Plate) : Surface treated steel plate
Terminal
Usable Cable
Note:
The design and specifications are subject to change without notice for improvement.
Accessories
Back Box 85.5 (w) x 85.5 (h) x 60 (d) mm ................. 1
Plate mounting screw ............................................... 2
Traceability Information for Europe
Manufacturer:
TOA Corporation
7-2-1, Minatojima-Nakamachi, Chuo-ku, Kobe, Hyogo,
Japan
AT-4030B-EB
30 W
Red LED (4-wire connection only)
86 (w) x 86 (h) x 79 (d) mm
0.45 kg
White (RAL 9016 or equivalent)
Screw type x 5 ( Terminals )
Cable range 22 - 14 AWG
AT-4120B-EB AT-4200B-EB
120 W 200 W
Red LED (4-wire connection only)
86 (w) x 86 (h) x 79 (d) mm
0.48 kg 0.49 kg
White (RAL 9016 or equivalent)
Screw type x 5 ( Terminals )
Cable range 22 - 14 AWG
Authorized representative:
TOA Electronics Europe GmbH
Suederstrasse 282, 20537 Hamburg,
Germany
133-05-00045-00
ATTENUATOR
Please follow the instructions manual to obtain the optimum results from this unit.
We also recommend that you keep this manual handy for future reference.
1. WIRING DIAGRAMS
2-wire connection 3-wire connection
Hot In COM N.C N.C
Note : N.C is NOT CONNECTED
2. CONNECTIONS
Strip the shield of the cable approx. 9mm.
After loosening the screws at terminal
block, insert the core of the cables fully
into the specified terminal block. Tighten
the screws and make sure the cables are
not loose.
3. INSTALLATIONS
This product can be installed by Surface Mounting or Flush Mounting. We recommend following
step by step to install this product. For better installation, please consult a contractor, dealer, or
professional installer.
3.1. SURFACE MOUNTING
To prepare for installation, mark the 4
holes on the wall with the back box as
shown in the picture.
INSTALLATION MANUAL
AT-4012B-EB
AT-4030B-EB
AT-4060B-EB
AT-4120B-EB
AT-4200B-EB
4-wire connection
Hot In COM
approx. 9 mm
Cable
Core
Applicable cable :
Range : 22 - 14 AWG
Solid copper wire : 0.6mm - 1.6mm
Stranded copper wire : 0.8mm - 2mm
Unit : mm
55
4 holes
WALL