ARMTEL LS-25(T), Руководство пользователя

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LS-25(T) WEATHERPROOF SPEAKER
User Manual
page 18/24 armtel.com
© Armtel info@armtel.com
ENG
2.5 Operation
During installation, connection and dismantling of LS-25(T) the safety precautions
given in 2.3 .
2.5.1 Activity description
2.5.1.1 LS-25(T) is intended for converting electrical signals into acoustic ones and
emitting them into the surrounding space (air). LS-25(T) is designed for outdoor use or in
premises in environments with high humidity, noise, dust and smoke levels including
environments with aggressive gases and chemical vapours, within the broad temperature
range.
2.5.1.2 LS-25(T) is designed for continuous 24-hour a day operations.
2.5.1.3 An additional power source is not required for LS-25(T).
2.5.2 General requirements
2.5.2.1 For operation of LS-25(T) are allowed personnel who have been instructed and
become familiar with the requirements of this User Manual.
2.5.2.2 Putting LS-25(T) into operation after installation, performing safety measures in
full accordance with the regulatory documentation specified in clause 2.2.4 and with the
instructions of User Manual.
2.5.2.3 Before operation of LS-25( Т ):
−
check for damage of LS-25( Т );
−
set the minimum sound level of the signal source on the amplifier input signal.
−
choose required power on transformer (Figure 9, Table 5) (for required SPL
level).
2.5.2.4 Set the minimum sound signal level on the signal source.
2.5.2.5 Connect the signal source to the terminal block accordance Figure 9, Table 4
and Table 5.
2.5.2.6 Turn on the power supply for the signal source.
2.5.2.7 By continuous adjustment the volume at the signal source, make sure that the
LS-25(T) reproduces the tone supplied from the signal source without extraneous noise, and
the sound volume that the LS-25 (T) reproduces changes in accordance with the adjustment
of the signal at the signal source.