TOA SS-021B User manual

TOA SS-021B User manual
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SPEAKER SELECTOR SS-021B
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GENERAL DESCRIPTION
The SS-021B speaker selector is designed for use with TOA rack systems. It provides individual ON/OFF
switches of 10 speaker lines and an All-Call switch. The All-Call switch turns on all speaker lines and can be
remotely controlled by external devices. The remote control function can be performed by applying 24VDC to
the remote contro! terminals on the rear panel.
FEATURES
1. Simplified selection of up to 10 speaker lines
2. All-Call switch
3. Remote control function (for All-Call only)
Please follow the instructions in this manual to obtain the optimum results from this unit.
We also recommend that you keep this manual handy for future reference.
TOA Corporation
CONNECTIONS
Connection of Inputs
Connect the output of the power amplifier to the input
terminals IN and COM of this panel with the
connection cord YR-352.
Note
In the case of balanced output, the polarity of input
terminals of this panel can be disregarded; but in the
case of unbalanced ouput, the polarity of the input
terminals must correspond to the polarity of the output.
Connection of Outputs
Connect the output terminals (speaker terminals) to
the junction terminals of the junction panel with the
connection cord YR-361 or YR-362 and then connect
them to the speaker lines.
e Connection of speaker lines
Two-wire system (without attenuator)
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СОМ о | о—;
JUNCTION PANEL
JUNCTION TERMINALS
Three-wire system (with attenuator)
10 Г. | (тп)
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JUNCTION PANEL
JUNCTION TERMINALS
Connection of Remote Control
® Remote control of Ali-Call paging
Connect the DC output terminals of the junction
panel to the remote control terminals REM and
REM of this panel via an external remote switch as
shown in the figure below.
SPEAKER SELECTOR
PANEL REMOTE
3 TERMINALS
—— REMOTE—
REM.REM. 1 2
XIX) LON OH HX
EXTERNAL REMOTE SWITCH
TT!
1| 9 1 O ||
JUNCTION PANEL
DC OUTPUT TERMINALS
e Simultaneous remote control of All-Call paging and
rack power source
The remote control terminals 2 and 3 are normally
opened, and closed when an All-Call paging is
made. Connect these terminals to the remote
terminals of junction panel using connection cord
YR-352.
SPEAKER SELECTOR PANEL
REMOTE TERMINALS
Г REMOTE—
REM. REM. 1
Jar
NL
[ = wel
HI
HH]
| C9
E
EXTERNAL REMOTE
SWITCH
JUNCTION PANEL
A A
| CEES. REM|REM i
DC OUTPUT REMOTE TERMINALS
TERMINALS
Note
The remote control terminals 1 and 2 are normally
closed, and opened during All-Call paging. (Those
terminals perform the reverse action of the terminals 2
and 3.)
DIMENSIONAL DIAGRAMS
264
= =
250
4-7 x 10.3
[Side View]
Y
88
4
co
Y
a
qd
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® 6) HTA
ALL CALL
SPLAKER SELECTOR 55-- 9218
© 0 66666 6 6
I
A
466
483
& ©
[Front View]
55. 02:8
TA SPEAKER SELECTOR PANEL
TOA Corporation
MADE E JAPAN
[Rear View]
SPECIFICATIONS
Type
10-line speaker selector
Control switch
10-individual speaker selector switch
1-All-Call switch with remote control facility
Maximum handling power
1000 watts in total
Connectors
Output : 3 screw terminal blocks
Input :1screw terminal block
Remote : 1 screw terminal block
Remote control facility
1-All-Call switch and 2 (make and break) auxiliary switch by
using relay
Dimensions 483 (W) x 88.5 (H) x 264 (D) mm |
Weight 3.55 kg
Color Black
Standard accessories
1-Indication card
4-Rack mounting screw (5 mm dia. x 12 mm long)
1-Operating instructions
* Specifications are subject to change without notice.
ZA TOA Corporation
TOA
Printed in Japan
133-05-280-6B
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