Manuale d’uso / di manutenzione del prodotto 3i del fabbricante RayTek
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DC OUT RECALL • MODE ACTIVATE • LOCK SET RUN ▲ ▼ LOG ▲ ▼ L O G R C L S E T °C °F H I ( ) L O ( ) T amb L A S E R Rev H 6/98 56700-1 RA YNGER ® 3i ™ SERIES OPERA T OR’S MANU AL.
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W ARRANTY Raytek warrants each instrument it manufactures to be free from defects in material and work- manship under normal use and service for the period of one year from date of purchase.
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Raynger 3i Series Operator's Manual T able of Contents T ABLE OF CONTENTS SECTION P AGE 1.0 INTRODUCTION .............................................................................1-1 1.1 DESCRIPTION ............................................
T able of Contents Raynger 3i Series Operator's Manual 2.7 SIGHTING SYSTEMS ..........................................................................................2-29 2.7.1 Single Laser Sighting ...............................................
Raynger 3i Series Operator's Manual T able of Contents APPENDIX A: OPTICAL ...........................................................................A-1 HOW TO READ THE OPTICAL CHAR TS ............................................................
T able of Contents Raynger 3i Series Operator's Manual.
Raynger 3i Series Operator ’s Manual 1-1 1.0 INTRODUCTION 1.1 DESCRIPTION The Raynger ® 3i ™ series of instruments ar e portable infrar ed temperatur e measur e- ment devices. Each model is rugged and easy to use for making fast, noncontact, non- destructive temperatur e measur ements.
1-2 Raynger 3i Series Operator ’s Manual Each model is molded from r ugged, high-str ength, solvent resistant plastic and is actuated by a two-stage trigger (second stage is used for data logging only).
Raynger 3i Series Operator ’s Manual 1-3 1.3 MODEL IDENTIFICA TION Refer to T able 1-1 for a list of standard models along with their temperature ranges, optical resolutions, spectral ranges, and sighting systems. Y ou can determine the exact model number of your unit by looking at the manufac- turing label on the underside of the unit.
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Raynger 3i Series Operator ’s Manual 2-1 2.0 OPERA TION This portion of the manual contains the following sections: • Quick Start —T o use your unit right away , follow the brief instructions on basic operating procedur es in this section. • Principles of Operation —A short introduction to infrar ed thermometry .
2-2 Raynger 3i Series Operator ’s Manual RUN LOG SET LOG RCL SET °C °F HI ( ) LO ( ) T amb.
Raynger 3i Series Operator ’s Manual 2-3 2.2 PRINCIPLES OF OPERA TION An infrared thermometer and the human eye ar e very similar . An infrared ther- mometer has a lens that focuses infrared radiation fr om an object onto a detector. The eye focuses light onto the retina.
2-4 Raynger 3i Series Operator ’s Manual 2.3 YOUR POR T ABLE INFRARED THERMOMETER Portable infrared thermometers measur e surface temperatur es without touching the surface. They collect the infrared ener gy radiated by a tar get and compute its surface temperature.
Raynger 3i Series Operator ’s Manual 2-5 Y our portable thermometer has the following: • T rigger —T wo-stage trigger . The first stage activates the unit to take temperature readings.
2-6 Raynger 3i Series Operator ’s Manual 2.4 OPERA TION AND CONTROLS This section instructs you in the operation of the instrument. It describes battery and/or AC adaptor installation and the controls and functions of the dif fer ent contr ol loops and operating modes.
Raynger 3i Series Operator ’s Manual 2-7 RUN LOG SET MODE • RECALL ACTIVATE • LOCK LOG RCL SET ° C ° F HI ( ) LO ( ) T amb Celsius/Fahrenheit icons Temperature display High and low alarm icons.
2-8 Raynger 3i Series Operator ’s Manual Activate button —Press the activate button to activate HAL, LAL, or T AM, or to tog- gle between DIG/ANA, or °C/°F , in the SET loop. Backlight button and icon —The display has a backlight for working in low lighting conditions.
Raynger 3i Series Operator ’s Manual 2-9 Mode button —Press the mode button to change modes in any of the four loops. Mode display and Mode value display —The Mode display shows the current mode selected. The mode value display shows the temperature, set-point, or LOG location value for the mode selected.
2-10 Raynger 3i Series Operator ’s Manual 2.4.3 Control System The control system consists of four loops: SET , RUN, RECALL and LOG. The instru- ment may be cycled to any of the four loops by using the trigger or control panel but- tons, as shown below .
Raynger 3i Series Operator ’s Manual 2-11 2.4.3.1 Control Loops Each control loop has several modes, which ar e described in the following sections. 2.
2.4.4 RUN Loop–T o Measure T emperature The RUN loop is for taking temperature measur ements. Figure 2-6 illustrates the RUN loop. T o take a measurement, do the following: 1. Point the instrument at the tar get. 2. Pull the trigger (press the RUN/LOG button, if necessary , so that the LOG icon is not activated).
Raynger 3i Series Operator ’s Manual 2-13 3. Press the laser button to activate the laser (if equipped with laser sighting). 4. Carefully aim using the laser or scope. Note: The laser or scope indicate the target (see Sections 2.7.1 thr ough 2.7.4).
2-14 Raynger 3i Series Operator ’s Manual 2.4.5 LOG Loop–T o Measure and Store T emperature The LOG loop is for making temperature measur ements and storing them in the data logger locations. Figure 2-7 illustrates the LOG loop. T o use the modes and functions of the LOG loop, do the following: 1.
Raynger 3i Series Operator ’s Manual 2-15 7. Pull the trigger further until you hear the “beep” indicating that the measurement has been stored. Both the curr ent and MAX temperatures ar e stored in memory . Notes: The instrument has a 2-stage trigger.
2-16 Raynger 3i Series Operator ’s Manual 2.4.6 RECALL Loop–T o Recall Measured T emperatures The RECALL loop is for recalling values fr om either the RUN or LOG loops.
Raynger 3i Series Operator ’s Manual 2-17 T o recall values from the RUN loop, do the following: 1. Release or unlock the trigger , if necessary . 2. Press the RECALL button. The RCL icon will be activated. 3. Press the RUN/LOG button, if necessary , so that the LOG icon is not activated.
T o recall values from the LOG loop, do the following: 1. Release or unlock the trigger , if necessary . 2. Press the RECALL button. The RCL icon will be activated. 3. Press the RUN/LOG button, if necessary , so that the LOG icon is activated. 4. Read the recalled temperatur e from the display .
Raynger 3i Series Operator ’s Manual 2-19 2.4.7 SETUP Loop–T o Setup and Activate Alarms and Features The SETUP loop is for setting up and activating alarms and features in either the RUN or LOG loops. 2.4.7.1 SETUP V alues for RUN Figure 2-10 illustrates SETUP for the RUN loop.
T o setup values for the RUN modes and functions, do the following: 1. Release or unlock the trigger , if necessary . 2. Press the SET button. The SET icon will be activated. 3. Press the RUN/LOG button, if necessary , so that the LOG icon is not activated.
Raynger 3i Series Operator ’s Manual 2-21 7. Set the T AM value by pressing the ▲ and ▼ buttons. 8. Press the ACTIV A TE button to turn on the ambient temperature compensation function. The T amb icon will be displayed indicating that it is active.
5. Press the MODE button. 6. Press the ▲ or ▼ buttons to change the HAL setting (HAL mode). 7. Press ACTIV A TE to activate the HAL setting for the selected location.
Raynger 3i Series Operator ’s Manual 2-23 2.6 DA T A OUTPUTS Data outputs from the instr ument provide a direct interface to chart r ecorders, print- ers, and computers. All models are equipped with an output jack capable of pr ovid- ing analog and digital signals, which are user selectable in the SET loop.
2.6.1 Digital Output The following sections describe the digital data outputs for each mode. 2.6.1.1 Data Output—RUN Loop In the RUN loop, the temperature scale, curr ent temperature, emissivity , m.
Raynger 3i Series Operator ’s Manual 2-25 Notes: 1. Indicates HAL is active and temperature HAL value. 2. Mode changed to MIN. 3. Mode changed to DIF . 4. Mode changed to A VG. 5. Main and A verage temperatures went negative. 6. A verage temperature goes positive and is 100°F .
2.6.1.3 Data Output—LOG Run Loop When you press the trigger (first stage only) in the LOG Loop, data will be sent out only for those locations that have stored data.
2.6.1.4 Data Output—LOG SETUP Loop After entering the LOG SETUP loop (both the LOG and SET icons are activated), setup parameters are sent out when the SET button is pressed again . This informa- tion can be sent out at any time in the LOG SETUP mode.
2.6.2 Analog Output The analog output is made up of the following: • Output: 1 mV/° (°C or °F) for all models except 1M 1 mV/°C or 0.5 mV/°F for the 1M • Output impedance: 1.3 K Use the signal output jack accessory . The analog output repr esents the current temperatur e of the object being measured, regar dless of the mode used.
Raynger 3i Series Operator ’s Manual 2-29 2.7 SIGHTING SYSTEMS The aiming options for this instrument ar e laser(s), scope, or laser and scope combina- tion. Laser sighting is available in single or dual spot models or in a crossed laser model. T wo differ ent laser power levels are available for this pr oduct.
2-30 Raynger 3i Series Operator ’s Manual LASER RADIATION - DO NOT STARE INTO BEAM OUTPUT < 1mW WAVELENGTH 630-670 nm CLASS II LASER PRODUCT COMPLIES WITH FDA 21 CFR SUBCHAPTER J LASER RADIATION .
Raynger 3i Series Operator ’s Manual 2-31 2.7.1 Single Laser Sighting A single laser unit (see Figure 2-14) indicates the center of the ar ea being measured, not the diameter of the spot. (T o find out the diameter of the spot being measured, refer to the optical charts in Appendix A.
2-32 Raynger 3i Series Operator ’s Manual 2.7.3 Crossed Laser Sighting The distance at which the two laser dots overlap is the point where the smallest ar ea is measured (Focus Point). T o find this distance, aim the unit at the target and move closer or farther until the laser beams overlap.
Raynger 3i Series Operator ’s Manual 2-33 2.7.5 Scope with Laser Sighting The scope and single laser sighting model (Figure 2-18) combines the parallax-fr ee sight- ing of the scope with the convenience of the laser . The combination unit has a single class 2 laser .
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Raynger 3i Series Operator ’s Manual 3-1 3.0 SPECIFICA TIONS This section covers the following specifications: • Thermal • Operational • Electrical • Environmental • Physical Also covered ar e factory default settings for each model as well as factory default set- tings and range values for all models.
3-2 Raynger 3i Series Operator ’s Manual 3.2 OPERA TIONAL T able 3-2 lists operational specifications for each model. T able 3-2: Operational Specifications Temperature Display Display and Digital O.
Raynger 3i Series Operator ’s Manual 3-3 T able 3-3: Electrical Specifications Analog Output Analog Output Range Analog Output Impedance Digital Output Digital Output Range Power Requirements 1mV/ ° C (1mV/ ° F) 1mV/ ° C (1mV/ ° F) 1mV/ ° C (0.
3-4 Raynger 3i Series Operator ’s Manual 3.4 ENVIRONMENT AL T able 3-4 lists environmental specifications for each model. T able 3-4: Environmental Specifications Relative Humidity Storage Temperatu.
Raynger 3i Series Operator ’s Manual 3-5 3.6 DEF AUL T V ALUES T able 3-6 lists the factory default values for each model. T able 3-6: Model Specific Factory Default V alues T able 3-7 lists factory default settings that are valid for all models.
3-6 Raynger 3i Series Operator ’s Manual Note: When you simultaneously press the MODE and ACTIV A TE buttons while in the RUN loop, the instrument is reset to its RUN loop factory default settings (stor ed data is unaffected).
Raynger 3i Series Operator ’s Manual 4-1 4.0 MAINTENANCE 4.1 BA TTER Y REPLACEMENT When the battery icon comes on, you need to replace the batteries. T o open the battery compartment, press gently on the middle of the sliding panel (located on the bottom of the handle) and slide it to the rear of the unit.
4-2 Raynger 3i Series Operator ’s Manual 4.2.2 Cleaning the Housing T o clean the instrument’s housing, simply use soap and water or a mild commercial cleaner . W ipe with a damp sponge or soft rag. Use a soft rag to gently wipe the dis- play . 4.
Raynger 3i Series Operator ’s Manual A-1 APPENDIX A: OPTICAL HOW TO READ THE OPTICAL CHAR TS The optical charts indicate the nominal target spot diameter at various distances fr om the sensing head.
A-2 Raynger 3i Series Operator ’s Manual FOCUS POINT D:S = 75:1 @15 m (50 ft) FAR FIELD D:S = 68:1 15 10 20 30 5 40 3 6 9 1.5 12 50 0 0 1.3 2.0 5.0 3.5 8.0 33 51 124 6.5 86 165 203 DISTANCE: SENSOR TO OBJECT IN METERS DISTANCE: SENSOR TO OBJECT IN FEET IR Spot Diameter at Lens = 23 mm (0.
Raynger 3i Series Operator ’s Manual A-3 LTSC FOCUS POINT D:S = 75:1 FAR FIELD D:S = 40:1 IR Spot Diameter at Lens = 23 mm (0.9 in) 0.8 0.9 Focus Point 1.
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Raynger 3i Series Operator ’s Manual B-1 APPENDIX B: OBJECT EMISSIVITY HOW TO DETERMINE OBJECT EMISSIVITY Emissivity is a measure of an object’s ability to absorb, transmit, and emit infrar ed energy . It can have a value fr om 0.0 (perfect mirror) to 1.
B-2 Raynger 3i Series Operator ’s Manual TYPICAL EMISSIVITY V ALUES The following tables provide r eferences for estimating emissivity and can be used when none of the previous thr ee determining steps are practical. Emissivity values shown in the tables are only appr oximate.
Raynger 3i Series Operator ’s Manual B-3 Material Emissivity 1.0µm 1.6µm 8-14µm Iron Oxidized 0.4-0.8 0.5-0.9 0.5-0.9 Unoxidized 0.35 0.1-0.3 n.r. Rusted n.r. 0.6-0.9 0.5-0.7 Molten 0.35 0.4-0.6 n.r. Iron, Cast Oxidized 0.7-0.9 0.7-0.9 0.6-0.95 Unoxidized 0.
B-4 Raynger 3i Series Operator ’s Manual 1.0µm 5.0µm 7.9µm 8-14µm Asbestos 0.9 0.9 0.95 0.95 Asphalt n.r. 0.95 0.95 0.95 Basalt n.r. 0.7 0.7 0.7 Carbon Unoxidized 0.8-0.95 0.8-0.9 0.8-0.9 0.8-0.9 Graphite 0.8-0.9 0.7-0.9 0.7-0.8 0.7-0.8 Carborundum n.
Raynger 3i Series Operator ’s Manual C-1 APPENDIX C: TROUBLESHOOTING The portable instrument is equipped with a failsafe program that lets you know if it is over or under range while in the MAX, MIN, DIF , or A VG modes. The failsafe pro- gram also lets you know the instrument has a failed component.
C-2 Raynger 3i Series Operator ’s Manual MIN Mode: If the object’s temperature is over range, the panel’s main display and RS-232 output are sent the -O- failsafe code. The mode display and RS- 232 ouput are sent either the corr ect MIN temperature or the -O- failsafe code.
Raynger 3i Series Operator ’s Manual C-3 F AILED COMPONENT If the micropr ocessor fails, the panel’s main and mode displays and RS-232 output are sent a 7777 failsafe code (see Figure C-2). The analog output is sent the maximum temperature for your model.
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APPENDIX D: OPTIONS AND ACCESSORIES ACCESSORIES A full range of accessories for various applications and industrial environments is available. Accessories may be order ed at any time and added on-site.
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Raynger 3i Series Operator ’s Manual E-1 APPENDIX E: TRACEABILITY OF INSTRUMENT CALIBRA TION The temperature sour ces (blackbodies) used to calibrate this instrument are traceable to the U.
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Raynger 3i Series Operator ’s Manual F-1 APPENDIX F: CE CONFORMITY FOR THE EUROPEAN COMMUNITY This instrument conforms to the following standar ds: • EN50081-1:1992, Electromagnetic Emissions • .
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Raynger 3i Series Operator's Manual Glossary-1 Absolute Zero The temperature (0 Kelvin) of an object defined by the theoretical condition where the object has zero energy.
Glossary-2 Raynger 3i Series Operator's Manual DIG/ANA Digital/Analog switch. On units with this feature, a user can switch between digital and analog outputs. Digital Data Bus A means for transmitting coded digital data on a common buss in accordance with a stan- dard format such as RS-232 or IEEE-488.
Raynger 3i Series Operator's Manual Glossary-3 Infrared (IR) The portion of the electromagnetic spectrum extending from the far red visible at approximately 0.75 µm, out to 1000 µm. However, because of instrument design considerations and the atmospheric windows, most infrared measurements are made between 0.
Glossary-4 Raynger 3i Series Operator's Manual Neutral Density Filter An optical element used to restrict the amount of energy reaching an instrument’s detector by ideally attenuating the energy at all wavelengths by the same amount.
Raynger 3i Series Operator's Manual Glossary-5 RS-232 (1-way) A 1-way transfer of digital information from a digital output. RS-232 is a standardized format for asynchronous serial data transfer. RTD Resistance Temperature Device. A contact measurement device whose resistance varies with temperature.
Glossary-6 Raynger 3i Series Operator's Manual Temperature Coefficient (or Ambient Derating) An indication of the instruments ability to maintain accuracy when the ambient condi- tions are subject to a slow change or drift.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il RayTek 3i è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del RayTek 3i - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso RayTek 3i imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul RayTek 3i ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il RayTek 3i, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del RayTek 3i.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il RayTek 3i. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo RayTek 3i insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
