General IRT850K User Manual Download Page 1 | Manualshive

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50:1 ULTRA-WIDE RANGE

IR THERMOMETER

WITH “K” PORT

USER’S MANUAL

IRT850K

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

99 Washington Street
Melrose, MA 02176

Phone

781-665-

1400

Toll Free 1-800-517-8431

Visit us at www.T

estEquipmentDepot.com

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Summary of Contents for IRT850K

Page 1: ...ETER WITH K PORT USER S MANUAL IRT850K Please read this manual carefully and thoroughly before using this product 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 2: ... thoroughly before using the instrument The IRT850K is a specialized instrument that can measure the temperature of a very hot or cold object or surface the target by using an IR sensor to measure its thermal radiation from a safe distance Dual laser beams help define the size of the target With a distance to spot D S ratio of 50 1 the IR sensor can measure the temperature of a target spot 1 ft in...

Page 3: ...t operate the unit near a source of a strong electromagnetic field such as an arc welder or an induction heater Be careful not to burn yourself when attaching a thermocouple probe to a hot surface KEY FEATURES Extremely wide measurement range Adjustable emissivity Dual targeting lasers Port for optional K type thermocouple for making contact temperature measurements Releasing trigger automatically...

Page 4: ...ory location number of recalled data 3 LCD 4 Lock multi function button Used to a enter exit Measurement Lock mode b turn LCD backlight on and off c increase Hi and Lo alarm setpoints and d increment memory location number of recalled data 5 Mode button Selects display mode and operating mode 6 Measurement trigger 7 Battery compartment 8 IR sensor and lens 9 Laser apertures 10 LED flashlight 11 So...

Page 5: ...and note that 1 the main readout will hold the reading for 1 minute as indicated by the HOLD indication at the upper left of the LCD and 2 the IRT will briefly display the term oFF and then power off This Auto Power Off APO function conserves battery life To make an accurate measurement use the IRT850K s dual laser beams to define the diameter of the target Unlike convergent lasers used to identif...

Page 6: ...rom the list in Appendix II Compensating for emissivity will particularly improve the accuracy of measurements of surfaces with emissivities nearer to zero than to the IRT850K s default setting of 0 95 To enter an emissivity value begin by pressing the Emis button Fig 1 Callout 1 Then enter the emissivity of your target by using the C F and Lock buttons to change the reading on the secondary lower...

Page 7: ...the target To view the minimum and maximum temperature sensed during a measurement session with an external probe press and hold the C F and Lock buttons respectively M00 Memory mode To save a measurement press the Mode button after making the measurement To recall a measurement or set of measurements use the C F and Lock buttons to scroll through the data sets stored in memory Fig 4 shows a typic...

Page 8: ...though they still have enough charge to support accurate measurements Once the icon appears however the thermometer s batteries have been fully discharged making accurate measurements impossible To replace the batteries follow the Setup Instructions on p 5 Alarm messages The following four types of alarm messages could appear on the IRT850K s display Hi or Low is displayed when the measured temper...

Page 9: ...ity in Scan IRT mode 12 minutes of front panel inactivity in PRB K port mode Operating Temperature 32 to 122 F 0 to 50 C Dimensions 7 99 x 7 76 x 1 85 in 203 x 197 x 47mm Weight including batteries 13 6 oz 386g Power Source 2 AAA batteries not included Battery Life 180 hours typical of continuous use with lasers and backlight off MAINTENANCE TIPS The IRT850K cannot make accurate measurements if th...

Page 10: ...ht prepaid and insured Acceptance of the exclusive repair and replacement remedies described herein is a condition of the contract for purchase of this product In no event shall General be liable for any incidental special consequential or punitive damages or for any cost attorneys fees expenses or losses alleged to be a consequence of any damage due to failure of or defect in any product includin...

Page 11: ...s used to make the measurement from 100 ft away the reading will have a large error At this distance the target area is 2 ft2 Therefore the IRT850K will measure not just the temperature of the motor but also the temperature of the physical surroundings in its field of view and average the two readings How inaccurate would the measurement be If the motor s operating temperature is 200 F and the bac...

Page 12: ...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 12 ...

Page 13: ..._______________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ ____...

Page 14: ...ERAL TOOLS INSTRUMENTS NOTICE WE ARE NOT RESPONSIBLE FOR TYPOGRAPHICAL ERRORS MAN IRT850K 5 26 15 General Tools Instruments GeneralToolsNYC 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

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