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Summary of Contents for Lutron Electronics LT-FR5120
- Page 1 Penetrómetro FR-5120, Capacidad 20.00 Kg, Lutron LT-FR5120...
- Page 2 20 Kg x 0.01 Kg ( 10 g ) Precision Fruit Sclerometer FRUIT HARDNESS TESTER Model : FR-5120 Your purchase of this F R U I T H A R D N E S S TESTER marks a step forward for you into the field precision measurement.
- Page 3 TABLE OF CONTENTS 1 FEATURES..............1 2 SPECIFICATIONS............2 3 FRONT PANEL DESCRIPTIONS ........4 3-1 Universal Sensing Head........3-2 LCD Display............3-3 Fast Indicator............3-4 FAST/SLOW Button..........4 3-5 LCD Reverse Display Button........4 3-6 Zero Button............. 4 3-7 Kg/LB/Newton Unit..........4 3-8 Power Off/On/Peak Hold.........
- Page 4 1. FEATURES * The tester is used to measure the hardness of most kind fruits such as apple, pear, strawberry, grape, large/hard fruits, small/soft fruits. It is suitable for the fruit scientific research department, fruit company, fruit farm, agriculture colleges and universities to improve the fruit quality, the harvest storage, the product transportation...
- Page 5 2. SPECIFICATIONS Principal The hardness of Fruit can express by the unit area ( S ) could undertake the pressure of dynamometer ( N) , their specific value is just as the hardness ( P ). P = N / S P = Hardness value of fruit ( Kg/cm^2 ) N = Pressure of dynamometer ( N, Kg, LB ) S = Area of pressure ( m^2, cm^2 )
- Page 6 Overload Max. 30 kg. Capacity Full Scale Approx. 0.4 mm max. Deflection Zero/tare Max. full capacity. Control Circuit Exclusive microprocessor LSI-circuit. Power Supply 6 x 1.5 V AA (UM-3) size battery or DC 9V adapter (not included). Power Approx. DC 28 mA Consumption Transducer Exclusive load cell.
- Page 7 3. FRONT PANEL DESCRIPTION Fig. 1 3-1 Universal Sensing 3-10 Battery Cover/ Head Compartment 3-2 LCD Display 3-11 11 mm Penetrometer Tip 3-3 Fast Indicator ( FRTP-11 ) 3-4 FAST/SLOW Button 3-12 8 mm Penetrometer Tip 3-5 LCD Reverse Display ( FRTP-8 ) Button 3-13 5 mm Penetrometer Tip...
- Page 8 4. MEASURING PROCEDURE 4-1 Pay attentions for the measurement 1) When make the fruit hardness testing, it always use compression function, the display will show the '" - " mark automatically. Remark : The meter can use the " Tension " measurement, however for the fruit hardness measurement is not use this function typically.
- Page 9 3) Rotate the Sensing Head is prohibited. Some certain angles between Sensing Head & measuring object are not allowed ( ref. Fig. 3 ). Fig. 3 4-2 Normal Measurement 1) Slide the " Power Off/On/Peak Hold Switch " ( 3-8, Fig. 1 ) to the "...
- Page 10 * There are two kind sampling time of display, FAST and SLOW. Push the " FAST/SLOW Button " once ( 3-4, Fig. 1 ), if the upper left corner of LCD show " FAST " ( Fast Indicator, 3-3, Fig. 1 ), then the display reading is under the operation of fast sampling time.
- Page 11 5. BATTERY REPLACEMENT 1) When the LCD shows " Lo ", it is necessary to replace the batteries. However, in-spec. measurement may still be made for several hours after low battery indicator appears before the instrument become inaccurate. 2) Take out the battery cover ( 3-10, Fig. 1 ) away from the instrument and remove the batteries.
- Page 12 The 16 digit data stream will be displayed in the following format : D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Each digit indicate the following status : End Word D1 & D8 Display reading, D1 = LSD, D8 = MSD For example : If the display reading is 1234, then D8 to D1 is : 1234...
- Page 13 7. MOUNTING HOLES & OPTIONAL TEST STAND Fruit hardness tester is a precise instrument, best results are obtained when the gauge is fitted to a test stand. Mounting holes ( 3-9, Fig. 1 ) are provided on the back of the gauge for easy stand mounting.
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