Notifier NBG-12LX Operation Manual - page 2
Page 2 of 2 — DN-6726 • 06/13/05
PRODUCT LINE INFORMATION
NBG-12LX
Dual-action addressable pull station.
Includes key locking feature.
SB-10
Surface backbox.
SB-I/O
Indoor/outdoor surface backbox.
BG-TR
Optional trim ring.
INSTALLATION
The NBG-12LX will mount semi-flush into a single-gang,
double-gang, or standard 4" (10.16 cm) square electrical
outlet box, or will surface mount to the model SB-10 or
SB-I/O surface backbox. If the NBG-12LX is being semi-
flush mounted, then the optional trim ring (BG-TR) may be
used. The BG-TR is usually needed for semi-flush mount-
ing with 4" (10.16 cm) or double-gang boxes (not with
single-gang boxes).
ELECTRICAL SPECIFICATIONS
Normal operating voltage: 24 VDC.
Maximum SLC loop voltage: 28.0 VDC.
Maximum SLC loop current: 375 µA.
ARCHITECTURAL/
ENGINEERING SPECIFICATIONS
Manual Fire Alarm Stations shall be non-coded, with a
key-operated reset lock in order that they may be tested,
and so designed that after actual Emergency Operation,
they cannot be restored to normal except by use of a key.
An operated station shall automatically condition itself so
as to be visually detected as activated. Manual stations
shall be constructed of red-colored LEXAN® (or polycar-
bonate equivalent) with clearly visible operating instruc-
tions provided on the cover. The word FIRE shall appear
on the front of the stations in white letters, 1.00 inches
(2.54 cm) or larger. Stations shall be suitable for surface
mounting on matching backbox SB-10; or semi-flush mount-
ing on a standard single-gang, double-gang, or 4" (10.16
cm) square electrical box, and shall be installed within the
limits defined by the Americans with Disabilities Act (ADA)
or per national/local requirements. Manual Stations shall
be Underwriters Laboratories listed.
Manual stations shall connect with two wires to one of the
control panel SLC loops. The manual station shall, on com-
mand from the control panel, send data to the panel repre-
senting the state of the manual switch. Manual stations
shall provide address setting by use of rotary decimal
switches.
The loop poll LED shall be clearly visible through the front
of the station. The LED shall flash while in the normal
condition, and stay steadily illuminated when in alarm.
Back of station without door.
Cover open to show easy access to miniature
monitor module, rotary switch, and UL label.
6726back.wmf
6726open.wmf
6726rtsw.wmf
*Remove tab to select addresses
above 99 (FlashScan® systems only).
Terminal
Connections
1 SLC (–)
2 SLC (+)