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30:1 ULTRA WIDE-RANGE

IR THERMOMETER

WITH “K” PORT

USER’S MANUAL

IRT730K

Please read this manual carefully and thoroughly before using this product.

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Summary of Contents for IRT730K

Page 1: ...30 1 ULTRA WIDE RANGE IR THERMOMETER WITH K PORT USER S MANUAL IRT730K Please read this manual carefully and thoroughly before using this product ...

Page 2: ...manual carefully and thoroughly before using the thermometer The IRT730K measures surface temperature using either of two methods non contact using an IR thermometer with a laser pointer or contact using a K type thermocouple A K type bead thermocouple with a measurement range of 40 to 500 F 40 to 260 C is included in the package Non contact measurements made by the IRT can be adjusted for the emi...

Page 3: ...670nm Avoid looking directly at the laser pointer U S law prohibits pointing a laser beam at aircraft doing so is punishable by a fine of up to 10 000 and imprisonment The laser may cause discomfort if viewed directly Your eyes natural aversion reflex will prevent you from looking at the beam long enough to cause harm As a precaution keep the IRT730K out of the hands of children especially if you ...

Page 4: ...e positions of all controls and connectors and the meaning of all display indications and icons before moving on to the Setup Instructions and Operating Instructions 1 Laser pointer 2 Infrared sensor 3 Measurement trigger 4 Battery compartment 5 Jack for spade type thermocouple probe 6 MODE button 7 laser backlight button 8 C F button 9 LCD 10 Laser identification certification warning safety labe...

Page 5: ...NSTRUCTIONS INSTALL BATTERY The IRT730K s battery compartment Fig 1 Callout 4 is below the measurement trigger and accessible from the front of the grip Before installing the 9V battery included in the package remove the plastic wrap covering its terminals To install the battery 1 Open the battery compartment by placing your thumb and forefinger in the indentations on the sides of the grip and pul...

Page 6: ...urement is about to be automatically stored recorded in the IRT730K s nonvolatile memory IV The measured temperature will also appear on the secondary smaller readout following the brief appearance of a two digit number If this is the IRT s first measurement that number will be 01 The number represents the measurement s memory storage location 4 Squeeze and hold the trigger again while pointing th...

Page 7: ...ickly determine the hottest or coldest object of a group or the difference between their temperatures should be obvious These four display modes MAX MIN AVG and DIF can be entered from REC mode by pressing the MODE button the correct number of times The currently selected display mode is indicated by its three letter abbreviation in the middle of the display The value of that parameter the session...

Page 8: ...wer its emissivity To maximize the accuracy of IRT730K measurements you should enter the actual emissivity of the target surface see Appendix II using the instrument s three buttons and the procedure below Compensating for emissivity will particularly improve the accuracy of measurements of surfaces with emissivities nearer to zero than to the default IRT730K setting of 0 95 2 High Temperature Ala...

Page 9: ... begins flashing you have 30 seconds to adjust its value up or down to any temperature within the unit s measurement range Press the C F button to decrease the value or the button to increase it To move up or down quickly press and hold the corresponding button Pressing the MODE button briefly with HAL flashing saves the currently displayed value and changes the adjustment target to LAL Pressing t...

Page 10: ...alues associated with tags 85 and 86 would likely be irrelevant because they represent measurements made nearly 100 hundred trigger squeezes ago USING THE K TYPE PROBE TO MEASURE TEMPERATURE To measure the temperature of a surface using the included K type thermocouple probe or another K type probe 1 Plug the two prongs of the probe into the two slots on the bottom of the IRT730K Be sure to insert...

Page 11: ...g the IRT730K take the average temperature of all objects within a circular target area Depending on the distance to the target the target area may include both the target and background objects in the thermometer s field of view If background objects in the field of view are cooler than the target the measured temperature will be lower than the target s actual temperature If background objects ar...

Page 12: ...ects in material and workmanship for a period of three years Subject to certain restrictions General will repair or replace this instrument if after examination the company determines it to be defective in material or workmanship The warranty period begins on the date of purchase You are encouraged to register your product online General will extend your warranty an additional 60 days if you regis...

Page 13: ...hat the target area spot whose infrared radiation temperature is being measured increases in diameter by 1 inch for every 30 inches you move away from the target Conversely the diameter of the target area measured decreases by 1 inch for every 30 inches you move closer to the target All IR thermometers IRTs including the IRT730K take the average temperature of all objects within a circular target ...

Page 14: ...t area at the measurement distance the following equation gives the average temperature of the target area Tavg Tmotor Tbackground 2 Solving for Tavg we get 200 75 2 or 137 5 F which is what the IRT730K would display In other words trying to measure the temperature of the motor from 60 ft away introduced an error of 200 137 5 200 or 31 into the measurement In this case the measured temperature was...

Page 15: ...0 78 to 0 82 Concrete 0 95 Paint 0 80 to 0 95 Asbestos 0 95 Plastic 0 85 to 0 95 Ceramics 0 95 Paper 0 70 to 0 94 Brass 0 50 Plaster 0 80 to 0 90 Brick 0 90 Rubber 0 95 Carbon 0 85 Wood 0 90 Sludge 0 94 Textile 0 94 Frozen Food 0 90 Lead 0 50 Hot Food 0 93 Marble 0 94 Ice 0 98 Cloth black 0 98 Snow 0 90 Sand 0 90 Human Skin 0 98 Water 0 93 15 ...

Page 16: ...431 6100 FAX 212 431 6499 TOLL FREE 800 697 8665 e mail sales generaltools com www generaltools com IRT730K User s Manual Specifications subject to change without notice 2013 GENERAL TOOLS INSTRUMENTS NOTICE WE ARE NOT RESPONSIBLE FOR TYPOGRAPHICAL ERRORS MAN IRT730K 10 24 13 ...

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