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  9. Extech Instruments 401027 User manual

Extech Instruments 401027 User manual

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U
SE
R
MA
NU
A
L
M
od
e
l
401027
P
o
cke
t
Foo
t
C
a
nd
l
e
L
i
gh
t M
e
t
e
r
401027
-en-G
B
_v2.3 7/16
2
I
n
tr
o
d
u
cti
on
C
ongratulat
i
ons on your purchase of the
E
xtech
P
ocket
F
oot
C
andle L
i
ght Meter wh
i
ch measures
and d
i
splays l
i
ght
i
ntens
i
ty
i
n foot candle un
i
ts. Two ranges can be selected (200.0 and 2000
F
c). The
prec
i
s
i
on color-corrected photo-d
i
ode sensor prov
i
des 5% accuracy. Th
i
s dev
i
ce
i
s sh
i
pped fully
tested and cal
i
brated and, w
i
th proper use, w
i
ll prov
i
de years of rel
i
able serv
i
ce.
P
lease v
i
s
i
t our
webs
i
te (www.extech.com) to check for the latest vers
i
on of th
i
s User Gu
i
de,
P
roduct Updates, and
C
ustomer
S
upport.
M
e
t
e
r
D
es
cripti
on
1.
D
i
splay
2. ON/O
FF
sw
i
tch
3.
A
-
B
Range sw
i
tch
4. L
i
ght sensor
M
e
t
e
r Op
e
r
a
ti
on
1.
S
l
i
de the ON/O
FF
S
w
i
tch to the ON pos
i
t
i
on.
2.
F
old out the meter's rear t
i
lt stand and set the meter on a desktop.
3.
S
elect range
‘
B
’
.
4. Hold the L
i
ght
S
ensor w
i
th the wh
i
te lens fac
i
ng the l
i
ght source to be measured. The sensor can
also be placed on the desktop fac
i
ng
i
n the d
i
rect
i
on of the l
i
ght source.
5. Read the l
i
ght measurement on the L
CD
d
i
splay.
6. If the measurement
i
s less than 200 fc, select the lower
‘
A
’
range.
B
a
tt
e
r
y
R
e
pl
a
c
e
m
e
n
t
The low battery
i
nd
i
cator
"
LO
BA
T
"
appears on the L
CD
d
i
splay when
i
t
i
s near
i
ng the t
i
me to
replace the 9
V
battery. Rel
i
able read
i
ngs can st
i
ll be obta
i
ned for several hours after the f
i
rst
appearance of the low battery
i
nd
i
cator. To replace the batter
i
es:
1.
S
l
i
de the rear battery compartment cover off of the meter and remove the old battery
2. Replace the battery and re
i
nstall the compartment cover
A
ll
E
U users are legally bound by the battery ord
i
nance to return all used batter
i
es to
collect
i
on po
i
nts
i
n the commun
i
ty or wherever batter
i
es / accumulators are sold
!
D
i
sposal
i
n the household garbage
i
s proh
i
b
i
ted
!
1
2
3
4
401027-en-G
B
_v2.3 7/16
3
L
i
gh
t
S
e
n
s
o
r
S
p
ectr
u
m
S
p
e
cific
a
ti
on
s
C
i
rcu
i
t
C
ustom L
S
I m
i
croprocessor based des
i
gn
D
i
splay 13mm (0.5
"
) 3.5 d
i
g
i
t (1999 count) L
CD
d
i
splay
S
ensor
P
hoto-d
i
ode w
i
th color correct
i
on f
i
lter (meets
C
I
E
regulat
i
ons)
Out of range
i
nd
i
cat
i
on '1 '
i
s d
i
splayed
S
ampl
i
ng t
i
me
A
pprox. 0.4 seconds
P
ower
S
upply 9
V
battery
P
ower consumpt
i
on
A
pprox. 2.7m
A
Operat
i
ng temperature 0
o
C
to 50
o
C
(32
o
F
to 122
o
F
)
Operat
i
ng Hum
i
d
i
ty < 80% RH
We
i
ght 195g (0.43 lbs.)
D
i
mens
i
ons Meter: 131 x 70 x 25mm (5.2 x 2.8 x 1
"
)
P
robe: 82 x 55 x 7mm (3.2 x 2.2 x 0.3
"
)
A
ccessor
i
es
P
robe and 9
V
battery
R
a
ng
e
S
p
ecificati
on
s
R
a
ng
e
R
es
o
l
u
ti
on
Acc
u
racy
0 to 199.9
F
c 0.1
F
c
±
(5% + 4 d
i
g
i
ts)
F
ull
S
cale
200 to 1999
F
c 1
F
c
Copyright © 2013-2016 FLIRSystems, Inc.
All rights reserved including the right of reproduction in whole or in part in any form
ISO
-
9001 Certified
www.extech.com
300 400 500 600 700 800
1
0.8
0.6
0.4
0.2
0
Wavelength (nm)