English
Instruction Manual LP-88
2
LCD ERROR MESSAGES
The thermometer incorporates visual diagnostic messages as follows:
‘Hi’ or ’Lo’ is displayed when the temperature being measured is outside of the settings of HAL and LAL.
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‘Er2’ is displayed when the thermometer is exposed to rapid changes in the ambient temperature. ‘Er3’ is displayed
when the ambient temperature exceeds 0
o
C (32°F) or +50
o
C (122°F). The thermometer should be allowed plenty of
time (minimum 30 minutes) to stabilize to the working/room temperature.
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Error 5~9
, for all other error messages it i s necessary to reset t he thermometer. To reset it, turn the instrument off,
remove the battery a nd wait for a mini mum of one minute, re insert the battery and turn on. If the error message
remains please contact the Service Department for further assistance.
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‘
Hi’ or ’Lo’ is displayed when the temperature being measured is outside of the measurement range.
BATTERIES
Low battery indication
BATTERY REPLACEMENT
1. Pull out the rubber gasket (10)
2. Loosen the screw and pull out the battery cover
3. Replace and reinstall with new batteries 4. Place the battery cover back and fasten the screw
5. Plug the rubber gasket (10) to avoid failure of water proof
When the ‘Low Battery’ icon indicates the battery is low, the battery should be replaced immediately with AAA, 1.5V batteries.
Please note: It is important to turn the instrument off before replacing the battery otherwise the thermometer may malfunction.
Dispose of used battery promptly and keep away from children.
SPECIFICATION
Measurement Range
-60 to 550
o
C (-76 to +1022
o
F)
Operating Range
0~50°C (32~122°F)
Accuracy, (Tobj=15-35°C,Tamb=25°C)
+/-1.5°C (2.7°F)
Accuracy (Tamb=23 +/- 3°C)
Tobj=0~550°C:+/-2% of reading or 2°C (4°F) whichever is greater
Tobj=-60~0
o
C: +/-(2°C+0.05/degree C)
Emissivity
0.95 default – adjustable 0.1 to 1 step .01
Resolution
0.1°C/0.1°F at -76 to 999.9(°C/°F), otherwise 1°C/1°F
Response Time (90%)
1sec
Distance:Spot
12:1
Battery Life
Typ.18, min 14 hours continuous use
Dimensions
143.90*116.73*42.78 mm(5.67×4.60×1.68 inch)
Weight
180 grams(6.35 oz) including batteries (AAA*2pcs)
Note: Under the electromagnetic field of 3V/m from 200 to 700 MHz, the maximum error is 5
o
C (9
o
F).
The thermometer will automatically shut off if left idle for more than 15 sec.
EMC/RFI:
Readings may be affected if the unit is operated within radio frequency electromagnetic field strength of
approximately 3 volts per meter, but the performance of the instrument will not be permanently affected.
ey
(6) Laser
Rubber Gasket