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Owner's Manual 

 

 
 

 
 
 
 
 

Non-Contact InfraRed (IR) Thermometer 

 
 
 

MODEL 50455 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

© Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A. 

www.sears.com/craftsman                                                081611  

CAUTION

: Read, understand and 

follow Safety Rules and Operating 
Instructions in this manual before 
using this product. 

 Safety 

 Operation 

 Maintenance 

 Español 

Summary of Contents for 50455

Page 1: ...er MODEL 50455 Sears Roebuck and Co Hoffman Estates IL 60179 U S A www sears com craftsman 081611 CAUTION Read understand and follow Safety Rules and Operating Instructions in this manual before using this product Safety Operation Maintenance Español ...

Page 2: ...cations 3 Controls 4 Display Description 4 Battery Installation 4 Operating Instructions 5 Power 5 Non Contact IR Temperature Measurements 5 Temperature Units 5 Backlight and Laser Pointer 5 IR Measurement Notes 5 Field Of View 6 Troubleshooting 6 Service and Parts 6 ...

Page 3: ...r beam is on DO NOT point the beam toward anyone s eye or allow the beam to strike the eye from a reflective surface DO NOT use the laser near explosive gases or in other potentially explosive areas SPECIFICATIONS Range 4 to 500 F 20 to 260 C Resolution 0 1 Accuracy 4 to 20 F 20 C to 7 C 7 5 F 4 C 20 to 500 F 7 C to 260 C 3 of reading or 5 F 2 5 C whichever is greater Note Accuracy is specified fo...

Page 4: ...rigger is depressed 2 Displays HOLD when trigger is released 3 Laser pointer ON 4 Emmisivity setting 0 95 5 Temperature units 6 Low battery 7 Max Min display 8 Temperature display BATTERY INSTALLATION When the low battery symbol appears on the LCD replace the meter s battery 9V The battery compartment is located in the rear of the handle Open the compartment by carefully pulling the panel down The...

Page 5: ...the laser is on the laser icon will appear in the display 2 Press the button again to change the state of the backlight On or Off IR Measurement Notes 1 The object under test should be larger than the spot target size calculated by the field of view diagram printed on the side of the meter and in this guide 2 Before measuring be sure to clean surfaces that are covered with frost oil grime etc 3 If...

Page 6: ... light In addition the spot size may be so large that it encompasses surface areas not intended to be measured TROUBLESHOOTING There may be times when your meter does not operate properly Here are some common problems that you may have and some easy solutions to them Meter Does Not Operate 1 Always read all the instructions in this manual before use 2 Check to be sure the battery is properly insta...

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