The
SSF-PROBE-DNR
intelligent
non-relay
photo-electric
duct smoke
detector
feature a
pivoting
housing that
fits both
square and
rectangular
footprints
capable of
mounting to
a round or
rectangular
duct.
SSF-PROBE-DNRW
duct smoke
detector,
with its
IP66 rating,
is listed as
a watertight
enclosure
providing
protection
against
falling
dirt, rain,
and
windblown
dust,
splashing
and hose
directed
water,
allowing
operators to
use the
detector in
the most
extreme
environments.
These units
sense smoke
in the most
challenging
conditions,
operating in
airflow
speeds of
0.5 to 20.32
metres per
second,
temperatures
of -20° C to
70° C, and a
humidity
range of 0%
to 95%
(non-condensing).
An improved
cover design
isolates the
sensor head,
which allows
for ease of
maintenance.
A cover
tamper
feature
indicates a
trouble
signal for a
removed or
improperly
installed
sensor
cover. The
housing
provides a
20 mm
conduit
knockout and
ample space
to
facilitate
easy wiring
and mounting
of a relay
module.