PATENT NOTICE:
U.S. PAT. B1 5,368,392; 5,524,984; 5,727,880; 5,823,678;
5,823,679; 6,123,453; 6,267,500 B1; 6,341,891 B1;
6,377,400 B1; 6,540,398 B2; 6,614,830 B1; 6,633,434 B2;
6,659,639; 6,901,089 B1 / Canada 2,114,806; 2,317,734 /
France 2 756 920; 2 767 921; 2 773 213; 2 773 214 /
Germany G 94 22 197.9; G 94 22 203.7 / Holland
1007752; / U.K. Registered 2,237,493; 2,320,324;
9726133.3 / EPO 0 644,408 B2; EPO 1085 307 A1.
Other U.S. and Foreign Patents Pending.
This thermometer is a non-contact infrared thermometer and always operates with Real-Time and (MAX)
data. Please remember to keep away from children and don’t use it for safety-related applications.
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1. Use of controls or adjustments or performance of procedures other than those specified here may
result in hazardous radiation exposure.
2. Do not look at the laser beam coming out of the lens or view directly with optical instruments - eye
damage can result.
3. Use extreme caution when operating the laser sighting.
4. Never point the laser beam at a person.
5. Do not attempt to open the thermometer. There are no user serviceable parts inside.
6. Keep out of reach of all children.
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instrument off, remove the batteries and wait for a minimum of one minute, reinsert the
batteries and turn the instrument on. If the error message remains, please contact the
Service Department for further assistance.
BATTERIES The thermometer incorporates visual low battery indication as follows:
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When the ‘Low Battery’ icon indicates the batteries are low, the batteries should be replaced immediately
with AAA, 1.5 V batteries. Please note: It is important to turn the instrument off before replacing the batteries;
otherwise, the thermometer may malfunction. Dispose of used batteries promptly and keep away from children.
NS
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CEPS
Measurement Range -60 to 500°C (-76° to 932°F)
Laser Power Output <1mW
Wavelength 630

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670 nm, Red
Laser Classification Class 2, EN60825-1
Beam Diameter 5mm
Beam Divergence 2mrad
Laser Power Switch 2 key
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Operating Range
Laser Aperture
Laser Warning
and Certification
Label
OS561 Thermometer Operating Instructions
OUTPUT<1mW,
WAVELENGTH 630-670nm
CLASS II (2) LASER PRODUCT.
COMPLIES WITH
FDA 21CFR 1040.10
& EN 60825-1/11.2001
AVOID EXPOSURE.
LASER RADIATION
IS EMITTED FROM THIS APERTURE
LASER RADIATION
DO NOT STARE INTO BEAM
CAUTION