A
CAUTION
Your
Kestrel
Wea
t
her
&
Env
iron
m
ental
Meter
is
designed
to
prov
i
de
a c
cu
rate
measureml!nt
of
cur
re
nt
conditions
onl
y.
Dep
e
nding
on
your
location
and
environm
ent
,
condition
s
may
chang
e
rapidly
.
Rapid
temperature
and
humidity
changes
(i
.e.
,
moving
your
meter from i
ndoors
to outdoors)
may
cause inaccurate readings o f temp
erat
ur
e
artd
humidity
, as
well
as
all
readings
that
rely on
erther
of
these vafues. Before relying
on
Kestrel
Weather
&
Environmental
Meter
readings, be sure
rouse
care to e
ither
a) force
air
flow
over
the
sensors by
waving
or
slinging
your
meter through the
air:
orb)
wa;1
until your unit's
read
ings have stabilized, Indicating that
it
h
as
equilibrated to
It
s new environment.
To
maximize
t he
accuracy
and
re
liabili
ty
of
your
readings:
Ensure t
hat
your
Kestrel
Mete
r is
In
good
r
epai
r
and
wi
thin
factory
calibration.
Ta
ke r
ead
in
gs
fr
e
quentl
y
and
carefully
according
to
the
guidelines above.
Allow
your
met
er's
readings
to
stabilize
a h
er
s
ignifi
c
an
t changes in t
emper
atur
e or
humidity
(i.e., chan9i
ng
loc
ation
from
in
door
s
to
outdoors).
Allow
a
margin
of
safety
for
c
hanging
co
nditions
and
reading
errors (2-3%
of
reading
is recomme
nded
).
Use
extra
care
and
good
J
udgm
ent
when
referring
to
your
Kestrel
We
ath
er
&
Environmental
Meter
to
mak
e
any
decisions
regarding
safety,
health
or
property
protectio
n.
To
red
uc
e
the
risk
of
injury
or
death
t o
persons
,
read
an
d
follow
th
ese
guidelines!
Your Kestrel
Wea
t
he
r/Enviro
nm
ental
Wtarher
Meter may provide H
eat
I
ndex
or
Wind
C
hill
Index, measurements
relating
to
es
tim
atio
n
of
danger
of
Injury to
pea
pie or animals from heat or cold. Certain lnd!Yiduals
or
animals
may
be more susceptible ro harm relating
to
environmental conditions
and
require additional precautions.
For
example, very young
or
elderly individuals, individuals
with
asthma,
and
individuals who have nor become acclimatized
ro
hot
conditrons
are
likely
to
be
more
prone
to
heot injury.
Know
yourself
a
nd
the
;ndivi
dua
ls
and
items
yo
u
are
res
pon
sible for.
Where
appropriate
, seek
the
guidance
of
o
medi
c
al
professional
.
Know
what
to
do
in
the
event
of
he
at
or
cold
Injury
and
be
pr
ep
ared
wit
h supplies.
In
th
e case
of
h
eat
illne
ss,
rememb
er
t he
rule-
MCo
ol
first,
tran
sp
ort
sec
ond
.•
An inexpensive lee
bath
con
mean
the
diff
ere nce
between
li
fe
and
death.
Your
Kestrel
Weather/Environmental
Meter
Is
not
a m
edica
l device.
It
Is
on
ly
one
sourc
e
of
info
r
mation
and
must
be
e
mploy
ed
with
care
and
good
judgment
.
CONTENTS
Features &
Options
..
...
............................................... 4
Getting
to
Know
Your
Kestrel
...
..............
..
...
............ 5
Getting
Started
.
...
•.
.....•....
..
...
.
..
................................... 6
Setup
+Options
..............................
...
........
..
..........
....
6
Ba
r
omet
r
ic
Pressure &
Altitude
Adjustment
........ 7
Measurement
Notes ...
...
..
..
........
•.
..................
...
..
.....
.. 8
Mai
nte
nance & Service ................
..
........................
...
9
Sensor Calib
rat
ion
.............
..
..
....••
......................
...
...
10
Warranty
................
..
............
..
........................
....
.....
...
11
CR2032 batteries c
ont
ain
lith
i
um
. a toxic substance.
Inge
sti
on
may cause serious
Injury
or
death
.
Kee
p
battery o ut
of
th
e r
ea
ch
of
children. If swallowed,
immediately seek
me
dical help. Have
doct
or
phone
24-ho
ur
ho
tli ne
at
(202)
625-3333,
ca
ll
collect
If
necessary. Dispose of batteries
pr
operly and accordi
ng
to local
re
gul
atio
ns. Do
not
punct
ur
e or
burn
batter
i
es
.
If
the
battery
co
mpa
rt
m
ent
does
not
close
secu
rel
y,
stop
using
the
product a
nd
keep It away
from
children.
This User Gui
de
contains
on
ly
the
i
nformation
you
need
to
get
started using
yo
ur Kestrel
mete
r.
F
or
FAQ
's,
chat
a
nd
e-mail s
uppo
rt, visit
www
.kes
tr
elin s
tr
um e
nt
s.
com.
CONTACT
US
AT
(800) 784-4221 Toll Free
North
America
(610)447-1555
Email: support@kestrelinstruments.com
Facebook:
fb
.com/KestrelMeters
Twitter: @KestrelWeather
A WARNING:
Thi
s
produ
ct
and
/o
r Its incl
uded
o r
brand
ed
ac
cessor
ie
s
ca
n expose
yo
u
to
chemicals,
incl
uding
lead, lead
comp
o u
nd
s and phthalate
DE
HP
,
wh
ic
h are kn
own
to
the State
of
California
to
ca
use
canc
er
and lead and lead compo
und
s,
b isphenol A
(B
PA),
and
phthal
ate Dn
HP.
which
are
known
to
the
S
tat
e
of
Ca
lifornia to cause
bi
r
th
defects
or
other
r
ep
r
od
uct
i
ve
harm
. For m
or
e Information,
go
to
www.P65Warni
n
gs
.ca.
gov.
I
The
table
below
shows all
Measurement
screens available, li
sted
w
ith
their
co
rr
espo
ndin
g screen icon
and
"Hin
t"
abbreviatio
n.
Measurf!ment
Icon
Hint Units
of
Measure
1000
2000 2500
3000
3500
3500DT
kt
I B I m/s
km/h
---·
········
--·-·-----··-·-·-·
····-··-----
---
····---·-·
·---
........•
.
___
___
·-·-
·--·----·-··
·······-
-------·-·-···
············-··------
----
--·
---
--··
..
.......
...
1
.•
•
.••••
____________
.......
--
----------··-·-
·-·
·
·······
··
-·
·
----····-·
···············
···-·
·
-·--···--··
·
··-
····
·
····--····-··----
·-
---
--
····
..•.............
...••..
......
....
....
..
..
.
...
·-·-····-·
--····
·············-
·
········
-·-
·-
-····-
.. ··
-·-··----
··
·· .. ..
__
.. !
.....
...
........
..
..
......
...
......
·--·····
-·-··-·
····
·
··
··········
·
···············
·
·····
··
··
···
-··-·····
···
··
··········-
·
·-·-·
·--··
---
·
-·
·-··
·
··
·
Altitude • A
lt
m ft
'.
:'."!?
...
-
....
..
....
.....
...
.
...
... :
F.
..
......
·····-······
-·
--······
.........
............
....
·····
······
-
··········
·
·-·
·
··
·
....
....
·-··-···
····
...
..
..
. .
··
····
···-
··
·
····
···
·-··-
·
··
··
··
·
·-···
····
-·
·······
......
...
··
-····--·--··
·
····
·····
..
..
.
..
.
··-
-····-·-·-······
·
-·
··········
·
······
··--·--
·--···
·
..
...
..
.. ····------·
··
-.... .
Pre
ssure T
re
nd -
Del
ta
T
dElt
··-····
··-·-···-···
..
·-
..
··-··-·-·---··
·
··-·····-·-··-
··················-
··--·-
-·-·
····
-·····-·-········
---
.........
,,,_
,,_,.,,,,,,,
_____
.......................
-----···
···
····
··
···
··
··-·
--
Clock
" T
he
NV
series f
ea
tures a
dim
red
backlight
for
use
in
low
light
or
nighttime
s
ituat
io
n
s.
GETTING
TO
KNOW
YOUR KESTREL
.....
...
..
..
REPLACEABLE
l
! IMPEUER 1
09
RE
--.
_ ,
PRESSURE
·········-
10
1
,,-
) _ I
SENSOR
.
.>
" .1
(N/AonKIOOO)
SERIAL
··
···
·
···
··
··
l::::.::-
1
,•bOOllll"
NUMBER
/ --- -
--
---
-
/
",..
,,,
HUMIDITY
..
O
SE
N
SOR
O
cc;;-
(ji)
..
_
..
..
. NAVIGATION
! '--
-+-
--/
f BUTTONS
l i i
POWER
/
BACKLIGHT.
.
,.
........
..
..
....
.
...
, 1
BUTTON
'\
j
(BacklightN/AonKIOOO) --..__
__
/
•All Kestrel Meters
with
temperature measurement
allow
you
to
measure a
ir,
water
and
snow temperature.
I
I
Turning
ON
and
OFF
•
Pre
ss
C>
to
tum
on.
• Ho
ld
·
C>
• for 3 seconds
to tu
rn off.
0
The
Kestrel
Meter will automatically turn
off
if
no
buttons
hove
been
pressed
for
45
minutes.
Select
Measurement
Mode
•
Use
to
access
each
Measu
rement
screen
The instantaneous
Meas
urement value will be
di
sp
la
yed
on
each
screen
and updated once per
second.
0
Each
Measurement
screen
will
flash
a brief "Hint" to clarify
which Measurement
is
being
displayed.
Note:
Hints
ore
not
displayed in the
Kestr
el
1000.
The
icons
and units
of
measure
will
be
displayed in
the
lower line
of
the
screen.
Temperature"
Hlnt
,.
flashes
be
r
ore
Temperature
Measurement Screen
Select
the
Unit
of
Measure
Se
l
ect
the
unit
of
measure. W
hile
holding
(>, ,
to
scroll
thr
o
ugh
the
available
un
its
of
measure
for
that
measurement.
Adjust
the
Clock
*This
applies to
the
2500,
2500NV,
3500,
3500NV
ond
35000T.
A
djust
the
cl
ock. Simultan
eo
usly press
3J
and
to
access
clock setting. While
the
time
is
blink
ing, press
...
to
change
the
time.
Hold ei
ther
button
down
to
adjust quickl
y.
Simultaneously ·
and
:
...
J
to
exit
clock
sett
ing
.
,l
l
SETTING
REFERENCE
BAROMETRIC
PRESSURE
&
ALTITUDE:
KESTREL
2500
&
KESTREL
3500
ONLY
Q
The
Kestrel
Meter
measures
'station pressure: which
changes
in
response
to both
ch
a
nges
in altitude and changes in
atmosphere. Barometric
pressure
Is a measurement
of
th
e air
pres
sure
ad
justed to
sea
level.
To
obtain accurate barometric
pressure
and
alt
itude readings,
you
must first
ent
er
EITHER
current barometric
press
ure
OR
your
current
*Station
pressure
is displayed
if
the
reference
altitude
is
s
et
to
zero.
Starting
with
Known
Altitude
for
your
Loc
ation
Use
1
3:;
to
highlight
the
"
BARO
" screen.
Press
.
.-,
and
'
..
simultaneously
until
th
e word
"
REF"
starts blinking
on
screen.
Use
...
..
to
adjust
the
value to
the
correct
known
Al
t
itude
.
Press
,-.,
and
ro=-
, s
imu
ltaneously
to
ex
it
the
reference setting mode.
Q Afier
th
e Alt
it
ude
reference
is
set
place
the
u
nit
on
a
tab
le and
allow
it
to
stablll
ze
.
The
accura
te Barometric
Pressure
reading
will
then
be
disp
lay
ed
on
screen.
N
ote
the
correct
barometric
pressure reading above
and
use
th
is measurement
to
set
the
Altitude:
to highlight
the
"Al
titude
" screen.
s
imu
ltaneously
unt
il
th
e
word
"
REF
" starts bli
nking
on
screen.
U
se
..
.
to
adjust t he value
to
the
barometric
pressure m
eas
urem
e
nt
noted
above.
simultaneously again
to
exit
the
setting mode.
Starting
with
Known
Barometric
Pressure
for
your
Location
Use
....-
to
highlight
the
"A
l
titude
"
screen.
and
until
the
word
"R
E
F"
starts blinking
on
screen.
to
adjust
the
reference value
to
the
correct
known
Barometric
Pres
sure.
Press
r.=-
si
multaneously again t o
exit
the
sett
ing
mod
e.
OAfter
the
Pressure
reference
Is
set,
place t
he
u
ni
t on a table
and allow
it
to
stablllze.
T
he
accurate Altitude reading will
then
be
displayed on
screen.
Note
the
correct
altitude
reading
above
and
use
this
to
set
the
Barometric
Pressure:
U
se
.-i
or
to
highlight
the
"BARO"
sc
reen.
si
mu
ltaneously
un
ti
l
the
wo
rd
"REF"
starts bli
nk
i
ng
on
screen.
or
to
adjust
the
reference
va
lue
to
the
co
rr
ect
kno
wn
Al
ti
tu
de.
si
mu
ltaneously again to e
xit
th
e
sett
ing
mode
.
Once these steps are complete,
both
screens w ill
display accurate readings.
*Be
sure
to
adjust your
re
fe
rence
measurement
s wh
en
you chan
ge
your location for altitude and/or barometric
pressure
or
when
there
has
been
dramatic change
in
weothercond
itions.
I
MEASUREMENTS
Barometric Pressure Trend
t :
indicates
pressure
is
rising quickly(>
+0.18
lnHg)
in 3
hours
" :
indicates
pressure
Is
rising (within
+0.06
and +o.18
lnHg)
- :
indicates
pressure
is
stable
(remains
between
-0.06
and
+o.06
inHg
)
" :
indicates
pressure
is
dropping (within
-0.06
and--0.18
inHg)
I :
indicates
pressure
is
falling quickly(>
--0.18
inHg)
Select Units
of
Measure
or
L
...
to
scroll
to
the
desired
Measurement screen.
Hold
down
f>!,
then
press r.:-
to
set
the
desired
Units
of
Measure
for
the
Measurement.
Water
and Snow Temperature
The
Kestrel
Meter
may also
be
used
to
measure
the
temperature
of
water
and snow. Submerge
the
the
rmistor
port
i
on
(curly exposed w ire in w i
ndow
next
to
impell
e
r)
in water
or
snow
to
get
an accurate
reading. Kestrel Meters are
comp
letely waterproof,
float
and can be safely submerged
in
water
accord
in
g
to
IP-67 standards
(up
to
1
meter
for
a
maximum
of
30 minutes).
I
Max/Avg Function
To
vi
ew
the
maximum
wi
nd
gust
recorded, press
or
+.J
until
you
see
"MAX" appear
at
bottom
of
screen.
Press
again
to
view average w
in
d gust.
"AVG"
wi
ll appear
at
bott
om
of
screen. Both Max
and
Average are reset each
time
the
un
it
is
powered
down.
To
restart averaging, s
impl
y
turn
the
unit
off
and back
on
again.
Hold
Mode
CJ
Hold
Mode
can
be
useful
for taking
measurements
when
you
are
unable
to
view
the
display.
• Hold
down
CJ
,
then
press
• The
word
"HOLD"will
blink
on
each screen and all
va
lu
es
will stop measuring and freeze
in
memory.
• or w
to
view each Measureme
nt
screen in
Hold Mode.
•
To
exit Hold Mode, ho ld
down
iii, then
again.
Backlight*
•
Press
i0
to
activate
the
backlight
for
1 O seconds.
•
Press
CJ
again
to
manually deactivate
the
back
light
before 1
O seconds expire.
•TIJe
Kestrel
1000
Meter
does
NOT
offer a bocklight
MAINTENANCE
&
SERVICE
ADDENDUM
Replacing
the
Battery
When
yo
ur
display becomes d im or disappears, you need
to
change
the
battery.
Use
a
US
nickel or similar coin
to
twis
t open
th
e battery
compartment.
Replace battery
with
a new, clean
CR2032
coin-cell
battery,
with
positive side(+) facing up.
CR2032
batteries are available in
most
stores
that
sell
batteries.
CJ
When
replacing
the
battery
door,
be
sure
to
keep
the
black
rubber
a-ring
seated
in
fhe
groove
on
the
case
back.
I
I
Impeller
The Kestrel
im
peller
ca
libr
a
ti
on
drift
is
le
ss
than
1% after 100 hours
of
use at
16
MPH
j 7 m/s.
Drift
increases
with
higher-speed use. For
most
users,
the
impe
ller
will
provide
accurate w
ind
speed/air
flow
readings
for
years
if
not
physically damaged.
How-
ever, if your application requires extremely
high
precision
or
if
you perform frequent
high
-speed
readings,
we
recommend you replace
your
impeller
at one-year
in
terval
s.
Every replacement impel-
ler is supplied
with
a certificate
of
co
nfo
rmity and
restores
yo
ur Kestrel's calib
ra
tion
upon
installati
on
.
Tem
perature
Sensor {Kestrel
2000
and
higher)
The Kestrel temperature sensor exhibits
vir
tually
zero
drift
over
time
and generally does
not
require
recalibration for accurate
perform
an
ce
during
the
lif
e
of
the
product. If
your
in
dustry
or application
requires
ca
libration, pl
ease
contact
NK
or
a certifi ed
ca
libration lab
for
options
and
pricing.
Humidity
Sensor
(Kes
trel
3000
and
higher)
The Kestrel
hum
i
di
ty
se
n
so
r calibration
drift
may
be
up
to
+I-
2% over
24
month
s.
For high-precisi
on
applications,
we
reco
mmend
recalibration at
24-mon
th
interval
s.
If
you require calibration,
please
co
n
tact
NK
or
a certifi ed
ca
librati
on
lab
for
options a
nd
pricing. The
hu
midity
sensor may also
be recalibrated
in
th
e field using a K
es
trel
Humid-
it
y
Ca
l
ibr
at
ion
Kit
(N
K PN-0802). Instructions
fo
r
running
the
recalibration rou
tine
are provided with
the
Humid
i
ty
Calibration Kit a
nd
may al
so
be
found
at
www.kestrelinstruments.com/mwdownloads/
download/link/id/37/
Pressure Sensor (Kestrel
250
0 & 3500)
The
Ke
strel pressure
se
nsor d
rift
may
be
up
to 1
mbar
over 12 months. For
high
-precision applica-
tions,
we
reco
mmend
recal
ibr
a
tio
n at 1
2-month
in-
ter
va
l
s.
If you re
qu
ire
ca
li
br
a
ti
on, please contact NK
or
a certified calibr
ation
lab
fo
r options and pricing.
The pre
ss
ur
e
se
nsor may al
so
be
recalibrated
in
th
e
field wi
th
reference
to
a
kn
own-accurate and
ca
li-
brated pressure standard.
We
do
not
reco
mm
end
s
imply
recalibrating
to
a loca l weather station
as
thi
s
may
not
be accurate
for
your
location. Instru
ct
ions
fo
r recalibrating the p ressure sensor may be
found
at
www.k
estre
li
nstruments.com
/cate
go
ry-ser-
vice-calibration/kestrel
-
calibration
.
-----
5-YEAR LIMITED PRODUCT WARRANTY
WARRANTY
CERTIFICATE
Your Kestrel W
eat
her
/E
n
vi
ro
nm
e
nta
l
Me
ter
is
war
ran ti
ed
t o b e
fr
ee
of
d ef
ec
t s
in
mat
erials
and
work
mans
hip
for a
period
of
FIV
E
YEARS
from
th
e date
of
its first consumer p
ur
ch
ase.
NK will repa
ir
or
replace any defective me
ter
or
part wh
en
notified
wit
hin
the warranty period, and will r
etur
n the
me
ter
vi
a domestic
ground
shipping
or
N
K's
ch
oice
of
method
of
internatio
n al
shi
pping
at
no
ch arge. The
fo
ll
owing
are
exduded
from
warran
ty
coverage: damage
due
to
improper use or neglect (including corrosion);
damage
caused by seve
re
or excessive Impact,
damage
caused
by failed o r leaking batteries, crushing
or
mechanical h
ar
m; modi
fi
cations o r
attem
pte
d repairs by so
meone
othe
r
th
an
an authorized
NK
repair agent; impeller failure
no
t ca used
by
a manufacturing
defect
normal usage
wear
and
fa
il
ed
batte
ries. Measurement acc
ur
acy
Is
warranted
to
be within
the
specifications
on
the s
up
p
li
ed
Certificate o f
Co
nformi
ty
including specifi
ed
drift
since date
of
man
uf
acture.
If
no
warranty registration
or
pr
oof
of
pu
rch
ase
is
provided, the warranty period will be measured
from
the
meter's
dat
e of manufacture.
Ex
cept
for
the
warranties
set
forth herein,
NK
disclaims a
ll
other
w
arran
ties, expressed, Implied
or
statutory,
including,
but
not
lim ited to,
the
implied
warrantie
s
of
me
rchantability
or
fitness for a particular
purpose
.
Any impli
ed
warranties
that
may
be
imposed
by
applicable law
are
limited
to
the
term
of
this warranty.
In
no
event
shall
NK
be
liable for
any
Incidental,
specia
l
or
consequential
damage.s
, including,
bu
t
not
limited
to,
loss
of
bus
iness,
lo
ss
of
profits, toss
of
data
or
use,
whether
ln
an
action In contract
or
tort
or
based
on
a
warranty, arising
out
of or
In connection
with
the
use
or
recalibration,
performance
of
an
NK
product,
even
if
NK
has
been
advbed
of
the
possibility
of
su ch
damages
. You
agree
that
repair,
and
(upon
availa
bility)
rep
lace.me_
nt,
as
applicable, is
your
sole
and
exdus
ive rem
edy
w
ith
respect
to
any
breach
of
the
NK
Limited Warranty
set
forth
herein.
I
-
1
-
2
-
3
-
4
-
5
-
6
-
7
-
8
Kestrel 3500 Series User manual
- Category
- Measuring, testing & control
- Type
- User manual
Ask a question and I''ll find the answer in the document
Finding information in a document is now easier with AI
Related papers
Other documents
-
Kestrel Meters Weather Radio KESTREL 3000 User manual
-
Kestrel Meters Weather Radio 1000 User manual
-
Bushnell Elite 1 Mile CONX - 202540 Owner's manual
-
Ambient Weather WS-2080 User manual
-
Ambient WS-1080 User manual
-
Elite Screens 062310-JA User manual
-
Ambient Weather WS-2080A User manual
-
Elite Screens FE92V User manual
-
Ambient Weather WS-1080 Owner's manual
-
Omega HHF23 Owner's manual
