P83601 F
Sheet 6 of 11
WARNING: THE NS4 APPLIANCES MUST BE FIELD SET TO THE DESIRED TONE AND dBA SOUND OUTPUT LEVEL
BEFORE THEY ARE INSTALLED. THIS IS DONE BY PROPERLY INSERTING JUMPER PLUGS IN ACCORDANCE WITH THESE
INSTRUCTIONS. INCORRECT SETTINGS WILL RESULT IN IMPROPER PERFORMANCE, WHICH COULD RESULT IN
PROPERTY DAMAGE AND SERIOUS INJURY OR DEATH TO YOU AND/OR OTHERS.
SOUND OUTPUT (SPL) SETTINGS:
NOTE:
The Code 3 Horn incorporates the temporal pattern (1/2 second on, 1/2 second off, 1/2 second on, 1/2 second off, 1/2 second
on, 1-1/2 off and repeat) specified by ANSI/NFPA for standard emergency evacuation signaling.
The Code 3 Horn should be used
only for fire evacuation signaling and not for any other purpose.
Figure 1: Showing Location of Jumper Plug
JUMPER
PLUGS
CANDELA
SELECTOR
Factory setting is on High dB and Code 3
Figure 2: Jumper plug settings for High dB and Code 3.
Figure 3: Jumper plug settings for Low dB and Continuous Horn.
SHOWN
SET ON
HI dB
CENTER PIN
IS NOT USED
SHOWN
SET ON
CODE3
SHOWN
SET ON
LOW dB
SHOWN
SET ON
CONT HORN
CENTER PI N
IS NOT USED
Figure 4: Jumper plug settings for Low dB and Code 3.
Figure 5: Jumper plug settings for High dB and Continuous Horn.
CENTER PIN
IS NOT USED
SHOWN
SET ON
LOW dB
SHOWN
SET ON
CODE 3
(Use needle nose pliers to pull and properly set the jumper
plugs.)
CENTER PIN
IS NOT USED
SHOWN
SET ON
CONT' HORN
SHOWN
SET ON
HI dB
No jumper plugs are needed for Continuous Horn and low dB settings.
However, it is recommended that the jumper plug be retained in the unit
for future use (if needed) as shown in Figure 3, 4 and 5.
Note:
The NS4 must be set for Code 3 horn when used with the sync module.
