Toa PC-139 Instruction Manual

HEAT-RESISTANT HORN SPEAKER
Ceiling Suspension Type
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.
1. SAFETY PRECAUTIONS
• Be sure to read the instructions in this section carefully before use.
• Make sure to observe the instructions in this manual as the conventions of safety symbols and messages
regarded as very important precautions are included.
• We also recommend you keep this instruction manual handy for future reference.
WARNING
• Install the unit only in a location that can structurally support the weight of the unit and the mounting bracket.
Doing otherwise may result in the unit falling down and causing personal injury and/or property damage.
• Tighten each nut and screw securely. Ensure that the mounting hardware has no loose joints after
installation to prevent accidents that could result in personal injury.
CAUTION
• Do not operate the unit for an extended period of time with the sound distorting. This is an indication of a
malfunction, which in turn can cause heat to generate and result in a fire.
2. GENERAL DESCRIPTION
TOA's PC-139 is a high-efficiency, heat-resistant ceiling suspension-type speaker designed exclusively to be
used in conjunction with emergency broadcast systems.
3. SPECIFICATIONS
Rated Input
Rated Impedance
Sound Pressure Level
Frequency Response
Heat Resistance
Withstand Voltage
Insulation Resistance
Speaker Angle Adjustment Range
Mounting Pitch
Finish
Weight
Note: The design and specifications are subject to change without notice for improvement.
• Included components
Speaker unit (with mounting bracket B) ...... 1
Mounting bracket A ...................................... 1
Suspension pipe .......................................... 1
Indicates a potentially hazardous situation which, if mishandled, could
result in death or serious personal injury.
Indicates a potentially hazardous situation which, if mishandled, could
result in moderate or minor personal injury, and/or property damage.
1 W
10 kΩ
100 dB (1W, 1m)
500 – 10,000Hz
Operates normally for 15 minutes in air current of 380°C
1 kV AC, 1 minute (between input terminal and body)
500 V DC, over 10 MΩ (between input terminal and body)
Horizontal: 360° rotation, Vertical: 90° rotation
65 – 85 mm
Speaker: Incombustible material (aluminum), off-white, paint
1.7 kg (including mounting brackets and hardware)
Decorative cover .......................................... 1
M4 x 30 screw .............................................. 2
4.1 x 32 wood screw .................................... 2
INSTRUCTION MANUAL
PC-139