Omega OS425-LS User Manual

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User’s Guide

OS425-LS

Non-contact

Infrared Thermometer

with White LED Flashlight

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MADE IN TAIWAN

OS425-LS (with white LED Flashlight)

Thermometer

T

Thermometer

Operating Instructions

Operating Instructions

Simply aim the thermometer at the measure target with Lens (_8) and press Meas. key (_6)to
display the surface temperature. The Distance:Spot is 50:1. The two laser points are the reference for the
target spot size. Please make sure the target area is within the field of view.

FUNCTION

Press Emissivity key (_1) for setting the emissivity

Press Emissivity key (_1), then press Up key (_4) or Down key (_2)toset the emissivity, then press
Mode key (_

5

) to confirm it. The emissivity can be changed from 0.10 (10E) to 1 (100E).

Press Mode key (_5) for scrolling more display function as follows.

Here will show the emissivity data. (The default emissivity is 0.95.)

Press Mode key (_5) for the Maximum (MAX), Minimum (MIN), Different between MAX and

MIN (DIF) and Average (AVG) modes. During the measurement, the special modes reading will
be displayed beside the mode icon.

Press Up key (_4) or Down key (_2) key to change the High Alarm (HAL) or Lo Alarm (LAL), then

press Meas. key (_

6

) to confirm it. For example: When the reading 26.9oC < LAL 27 oC, the Low icon

will flash and you will hear a beep sound.

** The thermometer will automatically shut off if left idle for more than 60sec.

ADD VALUE

Press Up key (_4)forLOCK mode ON/OFF. The lock mode is particularly useful for
continuous monitoring of temperatures for up to 60 minutes.

In MAX, MIN, DIF,
AVG mode:

Press Down key (_

2

) foroC oroF transferred.

and press Up key (_

4

) for backlight function

ON/OFF.

In all modes: First
hold on the Meas.
key (_

6

)

and press Down key (_2) for laser circle/dot function ON/OFF.
(With flash light be turned on in the same time as laser

)

(Default Screen)

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, 7,052,175 / 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, 19828454/ Holland 1007752; / U.K. Registered 2,237,493; 2,320,324; 9726133.3 / EPO 0 644,408
B2; EPO 1 085 307 A1, EPO 1 065 484 B1, EPO 1 065 483 B1. Other U.S. and International Patents Pending.

The OS425-LS is a non-contact infrared thermometer with mathematical modes for the Infrared function.

Circle/Dot
Laser