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Model 65
Infrared Thermometer
Calibration Information
Introduction
This calibration information for the Fluke 65 Infrared Thermometer (also referred to as “the UUT”) provides
the following information:
• Safety information
• Specifications
• Basic maintenance
• Equipment required for performance tests and calibration
• Performance test procedures
• Calibration adjustment procedures
• List of replaceable parts
For complete operating instructions, refer to the Model 65 Infrared Thermometer Instr
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Model 65 Calibration Information Safety Information A Warning To avoid possible personal injury: • The information provided in this manual is for the use of qualified personnel only. Do not perform the verification tests or calibration procedures described in this manual unless you are qualified to do so. • Performance of procedures other than those specified herein may result in hazardous light exposure. • Do not stare into the laser beam or direct it toward the eyes. Caution To avoid possible
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Specifications Specifications Measurement Range - 40 °C to +500°C (- 40°F to +932 °F) Operating Temperature (Ambient) 0 °C to +50 °C (+32 °F to +122 °F) Storage Temperature - 20 °C to +70°C (- 4 °F to +158 °F), without battery Display Resolution Below 200 °: 0.1° Above 200°: 1° Measurement Accuracy Below 0°C: ±5 °C (32 °F: ±9°F) Above 0 °C: ±2 °C (32 °F: ±4°F) Above 100 °C: ±2 % of reading [Ambient: 25 °C ±3°C (77°F ±5 °F)] Temperature Coefficient > 400 °C (752 °F): ±
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Model 65 Calibration Information Maintenance Installing the Batteries Remove the holster to access the battery door. Figure 1 shows how to replace the batteries. Caution • Match the + and - polarities of the battery with the battery case. • Do not attempt to recharge the batteries. • Do not throw batteries into a fire. • Follow local laws or regulations when disposing of batteries. The B indicates battery life remaining. Replace both batteries when I starts blinking. acd02f.eps Figure 1. Replaci
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Required Equipment Required Equipment Table 1 shows the equipment required for the performance tests and calibration adjustments. Table 1. Required Equipment Equipment Minimum Specifications Recommended Model Blackbody Calibration Source Temperature range: Ambient to 400 °C Mikron M315 Blackbody Calibration Source with 0.95 Minimum aperture diameter: 76 mm (3.0 in) emissivity error correction table Maximum temperature: ≥ 400 °C Accuracy: ±0.5 °C to 100 °C ±0.5 % of reading above 100 °C Settin
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Model 65 Calibration Information Table 2. Performance Test Values 1, 2 Temperature at 0.95 Emissivity UUT Reading Limits Room temperature Room temperature ±2 °C (±3.6 °F) 200 °C (392 °F) 196 °C to 204 °C (384.8 °F to 399.2 °F) 300 °C (572 °F) 294 °C to 306 °C (561.2 °F to 582.8 °F) 400 °C (752 °F) 392 °C to 408 °C (737.6 °F to 766.4 °F) 1. Room temperature must be 25 °C ±3 °C (77 °F ±5 °F). 2. Limits given are ±2 % of temperature at 0.95 emissivity. Calibration Adjustments The Model 65 Infrared
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Calibration Adjustments Room temperature calibration mode High temperature calibration mode MIN MAX °C °F Factory Calibration mode. Caution Do not change the factory calibration setting End calibration mode Press to exit calibration mode acd01f.eps Figure 2. Calibration Menu 7
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Model 65 Calibration Information 8. Press D to enter the high-temperature adjustment mode (display shows 2_H), as shown in Figure 2. 9. Press G. The default high-temperature appears on the UUT display. 10. Aim the UUT at the blackbody target; then use F or D to adjust the UUT reading down or up, respectively, to read 350 °C. 11. When you have set the UUT reading to 350 °C, press G. The UUT display flashes briefly, then returns to the calibration selection mode. Note If the high temperature you e
