Omega Engineering OS530HR, OS531, OS532 To set the low alarm value OS533, OS534, OS523, OS524

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2Using the Handheld Infrared Thermometer

LAL °F

•To set the low alarm value: (OS533, OS534, OS523, OS524):

1.Pull the trigger. Then press and hold the key until the Low Alarm Display Mode (LAL) appears.

2.Press the key to increment the low alarm value. Press

the key to decrement the low alarm value.

3.Press the key to enable the low alarm function. The

icon appears.

If the temperature drops below the low alarm

setpoint, you will hear a beep and the icon on the display flashes.

4.To disable the low alarm, press the key again, and

the icon disappears.

NOTE

If you are not in Low Alarm Display Mode (LAL)

when the low alarm goes off, you must press the key to get into the Low Alarm Display Mode.Then

press the key to disable the low alarm.

NOTE

The low alarm setpoint does not change when the thermometer is turned off. However, when the batteries are replaced, it is reset to the default value of 0°F (1000°F for OS524).

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Contents User’s Guide For immediate technical or application assistance Servicing North AmericaServicing Europe Unpacking Instructions Model No Description Page Unpacking Instructions Chapter General Description Contents General Description Introduction Features OS531 OS532 OS533 OS534 OS530HR OS530L-CF Features OS523 OS524 Front of the Thermometer Parts of the ThermometerDisplay Details Key OS530 Series Handheld Infrared Thermometer Rear View Rear of the ThermometerGeneral Description Ac Power Operation Battery OperationOS530/OS520 Series with Built-in Laser Sighting Operating the ThermometerField of View OS531, OS532, OS530L Field of View OS534, OS523-1 Field of View OS523-2 10 Field of View OS524 Trigger Measurement Techniques11 Recorder Hookup If the trigger is pulled two times in rapid sequence Real Time Mode Active OperationRecall Mode 13. Visual Function Flow Chart Using the Lock Function Adjusting EmissivityChanging the Temperature from F to C or vice versa Calculating Temperature ValuesTurning on the Display Backlighting Thermocouple Input OS532, OS533, OS534 If you are not in High Alarm Display Mode HAL when Using the Alarm FunctionsTo set the low alarm value OS533, OS534, OS523, OS524 To disable this mode, press the key again Icon disappears One Stop Bit Key to decrement the printing interval. System Requirements Irtempsoft Connecting the IR-System to the PC Using the Handheld Infrared Thermometer Storing the Temperature Data on Command OS534, OS523, OS524 Erasing the Temperature Data from Memory Mode Recall Mode Passive OperationFunctional Flow Chart Recall Mode Reviewing the Last Parameters AMB temperature MEM locationPRN F Using the Handheld Infrared Thermometer Laser Sighting Rear View DescriptionLaser Dot Operating the Laser SightingLines of Sight of the Laser Sighting and Thermometer Sighting Scope Installing and Operating the Sighting ScopeInstalling the Sighting Scope Maintenance Replacing the Batteries Safety WarningCalibrating the Thermometer Cleaning the LensServicing the Laser Sighting Problem Solution Troubleshooting GuideProblem If you see an error code, either Target are offset by design Specifications Specifications are for all models except where notedOS533, OS534, OS523, OS524 No Laser Sighting 17 hours continuous Laser Sighting Glossary of Key Strokes Glossary of Key Strokes Appendix How Infrared Thermometry Works a Thermal RadiationBlackbody Calculating Temperature Optics Field of View Appendix Emissivity Values MetalsMaterial Emissivity ε NonmetalsAppendix Determining an Unknown Emissivity Figure C-1. Determining Emissivity Figure C-2. Determining Emissivity with a Drilled Hole Appendix Determining an Unknown Emissivity Index Field of View Diagrams Recall WARRANTY/DISCLAIMER PH/CONDUCTIVITY Shop online at omega.com