Operating Instructions - York Survey Supply Centre
Contents
1. 4 F e Infrared Thermometer specifications Note Accuracy is given at 18 C to 28 C 64 F to 82 F less than 80 RH Field of view Make sure the target is larger than the unit s spot size The smaller the target the closer you should be to it When accuracy is critical make sure the target is at least twice as large as the spot size Emissivity Forehead Temperature Range 30 0 C 45 0 C Contrasting form of forehead and actual body temperature data in the table is only for eer Forehead temp 34 0 C 35 0 C Acuario 362 C 3717 ae t wear caps or cover forehead when measuring respirator mask is allowed 2 When measuring the surface of forehead make sure the meter points to the centre of forehead and keep vertical Hair or other objects on the measuring position will influence the measuring results 3 When measuring people or objects from outdoors or places where the temperature is very different from the measured ambient temperature he should stay in the measuring condition for at least 2 minutes until the temperature is the same as the ambient or the result will be influenced 4 If the meter is taken out from the place where the temperature is very different from measured ambient temperature please put it in the measured environment for at least 20mins before use 0 95 fixed value 3 FRONT PANEL DESCRIPTION IR Sensor Laser pointer beam LCD display Laser select key C2. when the laser beam is turned on e Do not let the beam enter your eye another person s eye or the eye of an animal e Be careful not to let the beam on a reflective surface strike your eye e Do not allow the laser light beam impinge on any gas which can explode CAUTION amp ppc EURE er en TS str Copa a en a 2 SPECIFICATIONS e General specifications DISPLAY 3 digit 1999 count LCD with backlighting MEAS RANGES 50 0 C to 199 9 C 58 0 F to 199 9 F SAMPLE RATE 2 5 times per second OVER RANGE LCD will show 1 INDICATION POLARITY Automatic no indication for positive polarity Minus sign for negative polarity EMISSIVITY 0 95 fixed value FIELD OF VIEW D S Approx 8 1 ratio D distance S spot Has 90 encircled energy at the focal point DIODE LASER Output lt 1mW Wavelength 630 670nm class 2 II laser product SPECTRAL RESPONSE 6 14um POWER OFF Automatic shut off after 7 seconds approx OPERATING TEMP 0 C to 50 C 32 F to 122 F STORAGE TEMP 20 C to 60 C 4 F to 140 F RELATIVE HUMIDITY 10 90 RH operating lt 80 RH storage POWER SUPPLY 9V battery NEDA 1604A IEC 6LR61 or eqvt WEIGHT 180g SIZE 82 x 41 5 x 160mm Ref operat98 instructions 15 320630 qxp 05 01 15 Accuracy 50 0 C to 20 0 C 5 C 50 0 C to 199 9 C 58 0 F to 4 0 F 1 C 9 F 58 0 F to 199 9 F 20 0 C to 199 9 C 0 1 F 2 rdg or 4 0 F to 199 9 F 2 C
3. AL button Green LED normal temperature indication and red LED high temperature caution Backlight select key Measurement trigger Battery cover 0 Handle grip aoahwh ON 4 a i f 4 INDICATOR ji Toh 1 Digital readout 2 Temperature C Celsius i g 3 Measuring indication l HA 4 Data hold SS 5 LOW battery indicator 6 Laser point 5 MEASUREMENT OPERATION 1 Hold the meter by it s handle grip and point it toward the surface to be measured If it s up to or above the preset caution temperature such as temp gt 36 5 C the red caution light will turn on while the green off and the alarm will sound di di 2 Pull and hold the trigger to turn the meter on and begin testing The display will light if the battery is good Replace the battery if the display does not light 3 While measuring the SCAN display icon will appear in the upper left hand corner of the LCD 4 While continuing to pull the trigger a Push the Laser button to turn on the laser pointer When the laser is on the laser icon will appear on the LCD over the temperature Aim the red beam approximately a half inch above the point of test pressing the laser button again turns the laser off b Push the Backlight key to turn on the LCD backlighting function 5 Release the trigger and the HOLD display icon will appear on the LCD indicating that the reading is being held 6 The meter will automatically power down after a
4. HETE AM pha Nothing else measures up Prospect House George Cayley Drive Clifton Moor York England YO30 4XE Tel 44 0 1904 692723 Fax 44 0 1904 690385 E Mail sales yorksurvey co uk YorkSurvey for secure online ordering of all our products Ref operat98 instructions 15 320630 qxp 05 01 15 Survey Supply Infrared Thermometer Code 320630 Operating Instructions IANA York Survey Supply Centre 2015 Features e Precise non contact measurements e Built in laser pointer e Resolution to 0 1 e CAL caution temperature setting button e Green LED normal temperature indication and red LED high temperature caution e Automatic data hold and auto power off e The meter at 8 inches away measure 1 inch target e Backlit LCD display Wide range application Food preparation safety and fire inspectors plastic moulding asphalt marine and screen printing measure ink and dryer temperature diesel and fleet maintenance This instrument can measure body heat surface temperature Field of view Meter s field of view is 8 1 meaning that if the meter is 8 inches from the target the diameter of the object under test must be at least 1 inch Other distances shown below in the field of view diagram Refer to the chart printed on the meter for more information Laser Beam 18mm Distance D to Spot SizeiS inah P Sensor Beam mirn 1 SAFETY e Use extreme caution
5. is required 2 Open battery cover then take out the battery from instrument and replace with a new 9 Volt battery and place the battery cover back d y4 i i Dpen the battery cover e a i f OY battery Y NOTES How it Works Infrared thermometers measure the surface temperature of an object The unit s optics sense emitted reflected and transmitted energy which is collected and focussed onto a de tector The unit s electronics translate the information into a temperature reading which is displayed on the unit In units with a laser the laser is used for aiming purposes only Field of View Make sure the target is larger than the unit s spot size The smaller the target the closer you should be to it When accuracy is critical make sure the target is at least twice as large as the spot size Distance and Spot Size As the distance D from the object increases the spot size S of the area measured by the unit becomes larger See fig 1 Locating a Hot Spot To find a hot spot aim the thermometer out side the area of in terest then scan across with an up and down motion until you locate hot spot Reminders 1 Not recommended for use in measuring shiny or polished metal surfaces stainless steel aluminium etc See Emissivity 2 The unit cannot measure through transparent surfaces such as glass It will measure the surface temperature of the glass instead 3 Steam dust smoke e
6. pproximately seven seconds after the trigger is released FOREHEAD TEMPERATURE MEASUREMENT OPERATION 1 Hold the handle grip of the meter and point to the centre of the forehead the measuring distance lt 10cm the measuring time lt 3s 2 Pull the measuring trigger the thermometer will power on automatically and show the data on the LCD indicator If the temperature is normal the green light will turn on and if it s up to or above the preset caution temperature such as temp gt 36 5 C the red caution light will turn on while the green off and the alarm will sound di di Note Measurement considerations Holding the meter by it s handle point the IR sensor toward the object whose temperature is to be measured The meter auto matically compensates for temperature deviations from ambi ent temperature Keep in mind that it will take up to 30 minutes to adjust to wide ambient temperatures are to be measured fol lowed by high temperature measurements some time several minutes is required after the low and before the high temper ature measurements are made This is a result of the cooling process which must take place for the IR sensor Note the caution temperature CAL has been set when the meter was produced in the factory CAL 36 5 C is probably equal to the body temperature 38 15 C 6 BATTERY REPLACEMENT 1 As battery power is not sufficient LCD will display replacement with one new battery type 9V
7. tc can prevent accurate measurement by obstructing the unit s optics Emissivity Most 90 of typical applications organic materials and painted or oxidised surfaces have an emissivity of 0 95 pre set in the unit Inaccurate readings will result from from measuring shiny or polished metal surfaces To compensate cove the surface to be measured with masking tape or flat black paint Allow time for the tape to reach the same temperature as the material underneath it Measure the temperature of the tape or painted surface Emissivity Values Substance Thermal emissivity Substance Thermal emissivit Asphalt 0 90 to 0 98 Cloth black 0 98 Concrete 0 94 Human skin 0 95 to 0 98 Cement 0 96 Leather 0 75 to 0 80 Sand 0 90 Charcoal powder 0 96 Earth 0 92 to 0 96 Lacquer 0 80 to 0 95 Water 0 92 to 0 96 Lacquer matt 0 97 Ice 0 96 to 0 98 Rubber black 0 94 Snow 0 83 i 0 85 to 0 95 Glass 0 90 to 0 95 i 0 90 Ceramic 0 90 to 0 94 0 70 to 0 94 Marble 0 94 Plaster 0 80 to 0 90 Mortar 0 89 to 0 91 lron oxides 0 78 to 0 82 Brick 0 93 to 0 96 Textiles 0 90 York Survey Supply Centre 2015
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