Federal Signal Corporation SelecTone Series, Руководство пользователя

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12
Installation and Maintenance Instructions
Models 304X and 314X Explosion-Proof Amplified Speakers
1.
Loosen and remove the threaded cover by turning it counter-
clockwise. Allow the cover to hang by the attached lanyard.
2.
Plug the tone card (purchased separately) into the socket as
shown in Figure 4.
Figure 4 Speaker with cover removed
290A5199
POWER CONNECTOR
DETAIL
1/2" NPT
CONDUIT
ENTRANCES
EARTH
GROUND
POWER
CONNECTOR
SOCKET FOR TONE OR
CONNECTOR CARD
TONE/CONNECTOR
CARD RETAINER
VOLUME
CONTROL
L
(+)
L
(+)
N
(-)
N
(-)
3.
Rotate the card retainer into position over the tone card so that it
holds the card in place (Figure 4).
4.
See Figure 5 on page 15 and Figure 6 on page 16. Connect the
positive (+) power-source lead to the terminal block labeled
L+
.
5. Connect the negative (–) power-source lead to the terminal block
labeled
N–
.
6. Connect the additional positive (
L+
) and negative (
N–
) terminal
leads to the next speaker or to an end-of-line device.