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2. Locating a hot spot aim the thermometer outside the
area of interest, then scan across with up and down
motions until you locate the hot spot.(please turn on
the laser to for accurate measuring)
3. Diagram description
(1) Trigger ：
Press for turn on, and then display test
result and hold data 7 seconds automatically ("HOLD")
after unclamping switch. Trun off automatically after 10
seconds without operate.
(2) Laser pointer button ：press it for turn on laser
pointer, press again for turn off.
(3) Back light /Up button ： In "Alarm temperature" and
"setting emissivity" mode for adjust value up. In
other mode for turn on back light.When product
working, press it for turn on back light, press again
for turn off.
(4) MODE button ： Press MODE button for cycle
options - MAX - AVG - MIN –HAL –LAL mode
A、MAX：Measure maximum data current；
B、MIN：Measure minimum data current； ；
C、 AVG： Calculate the average of all measure data；
D、HAL：Alarm of high temperature. Option HAL
mode, press " UP/DN " button for set alarm
temperature. When LCD display "H" means
measure result exceeded the alarm temperature；
E、LAL：Alarm of low temperature. Option HAL
mode, press " UP/DN " button for set alarm
temperature. When LCD display "L" means
measure result under the alarm temperature；
(5) T/ DN button ： In "Alarm temperature" and "setting
emissivity" mode for adjust value down . When turn
on product and press direct for
(6) SET button：Press for setting emissivity . And press
"UP/DN" for adjust from 0.1~1.0. Press SET button
again for exit setting mode .
(7) LCD
(8) Battery door: When replace battery door, please
using the finger indents to pull open the battery
door.
3、Maintenance
1) Lens cleaning: Blow off lose particles using clean
compressed air. Gently brush remaining debris away
with a moist cotton cloth.
2) Case cleaning: Clean the case with a damp
sponge/cloth and mild soap.
3)
Please take out the battery when not using for a long
time.
Note:
0
℃/
F select.
1) Do not use solvent to clean lens.
2) Do not submerge the unit in water.
4、specifications
Temperature
-30℃ to 550℃(-22 to1022
range
±3℃or ±3%of rdg,-30℃ to 0℃(-22 to 32
±2℃or±2% of rdg,0℃ to 100℃(32 to 212
Accuracy
±3℃or ±3% of rdg,≥100℃(212
Repeatability
1%of reading or 1℃
Response time
500msec, 95%response
Spectral response
8-14um
Emissivity
0.1～1.0 adjustable
Ambient
operating
0℃ to ~60℃(32 to 140
range
Relative humidity
10-95% RH noncondensing
Storage temperature
-20~60℃(-4~140
Ambient
temp
range of guarantee
23℃ ~28℃
for accuracy
Weight/dimensions
155g;165×72×41mm
Power
9V Alkaline or NiCd battery
Battery life(alkaline)
Laser models:12hrs
Display spot size
10:1
Note:
Display "AL" means Ambient temp lower than 0℃ ";
Display "AH" means Ambient temp higher than 60℃";
Display above code in normal Ambient temp, probable
means this meter was broken.
Attached list ：Applicable Emissivity for
Different Material ( For reference only)
Emissivity
Material
Asphaltum
0.90 to 0.98
Beton
0.94
Cement
0.96
Sand
0.90
Soil
0.92 to 0.96
Water
0.92 to 0.96
Ice
0.96 to 0.98
Snow
0.83
Glass
0.90 to 0.95
Ceramic
0.90 to 0.94
Marble
0.94
Gypsum
0.80 to 0.90
Compo
0.89 to 0.91
Brick
0.93 to 0.96
0
F)
0
F)
0
F)
0
F)
0
F)
0
F) without battery
Emissivity
Material
Textile（Black）
0.98
Human Skin
0.98
Soap bubble
0.75 to 0.80
Charcoal
0.96
（powder）
Lacquer
0.80-0.95
Lacquer
0.97
（reluster）
Rubber
0.94
（Black）
Plastic
0.85-0.95
Timber
0.90
Paper
0.70-0.94
Chromic oxide
0.81
Copper Oxide
0.78
Iron Oxide
0.78 to 0.82
Stainless steel
0.2-0.3
and Aluminum
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