EXTECH
INSTRUMENTS
9
IR255
‐
en
‐
EU_V1.4
9/14
Specifications
Infrared
Thermometer
Specifications
Range
/
Resolution
‐
20
to
400
o
C
(
‐
4
to
752
o
F)
Accuracy
±2°C
(3.6°F)
or
2%
of
reading
(whichever
is
greater)
Note:
Accuracy
is
specified
for
the
following
ambient
temperature
range:
21
to
25°C
(70
to
77°F)
Emissivity
Adjustable
from
0.10
to
1.00
Field
of
View
D/S
=
Approx.
12:1
ratio
(D
=
distance,
S
=
spot)
Laser
power
Less
than
1mW
Spectral
response
630
to
670
nm
(wavelength)
General
Specifications
Display
1999
count,
backlit
LCD
display
with
function
indicators
Display
rate
250ms
approx.
Operating
Temperature
0°C
to
40°C
(32°F
to
104°F)
Operating
Humidity
Max.
75%
RH
Power
Supply
9V
battery
Automatic
Power
Off
Meter
shuts
off
automatically
after
9
seconds
Weight
140g
(4.0
oz.)
Dimensions
165
x
85
x
40mm
(6.5
x
3.3
x
1.6”)
Copyright
©
2014
FLIR
Systems,
Inc.
All
rights
reserved
including
the
right
of
reproduction
in
whole
or
in
part
in
any
form
www.extech.com
