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User Manual

LT80
LED Light Meter

Introduction

Congratulations on your purchase of the Triplett LT80 LED Light Meter that
measures light intensity from white LED light sources. The LT80 can also
measure light from fluorescent, metal halide, high

‐

pressure sodium, and

incandescent sources, for reference only (unspecified accuracy). The LT80
can measure light up to 40,000 Fc (400,000 Lux).

Summary of Contents for LT80

Page 1: ...iplett LT80 LED Light Meter that measures light intensity from white LED light sources The LT80 can also measure light from fluorescent metal halide high pressure sodium and incandescent sources for reference only unspecified accuracy The LT80 can measure light up to 40 000 Fc 400 000 Lux ...

Page 2: ...bol appears on the LCD Do not touch the meter s circuit board for any reason static electricity or contamination could damage the sensitive components This instrument was designed for pollution degree 2 Operation Altitude Up to 2000m 7000 Description 1 Photo Detector Cover 2 Photo Detector Sensor 3 LCD Display 4 Lux Fc Button 5 Calibration and ZERO Button 6 Data Hold Button 7 MAX AVG MIN Button 8 ...

Page 3: ...es the sensor dome straight on perpendicular with as little an angle as possible 4 The meter s display can show a value up to 9999 However for readings that represent measurements higher than this the meter uses x10 or x100 feature For example to represent a measurement of 11 000 fc the meter will display 1100 with the x10 indicator Auto Power OFF To save battery life the meter powers down automat...

Page 4: ...from AVG to MIN where the meter will show the minimum value measured The MIN icon will be displayed Press the MAX MIN button again to switch from MIN back to MAX To exit this mode hold the MAX MIN button for at least 2 seconds The MAX AVG MIN icons should all be switched OFF when the unit returns to the normal operating mode HOLD Button Press the HOLD button to freeze the current reading on the LC...

Page 5: ...hen the meter is not in use please keep the protective cap in place over the light sensor This will prolong the life of the sensor When the meter is to be stored for long periods please remove the batteries and store them separately Batteries can leak and cause damage to the meter s components Avoid areas of high temperature and humidity when using this instrument Battery replacement Turn off the ...

Page 6: ... 10 Footcandles Accuracy 3 3Lux 0 500Lux 3 up 501 Lux Calibrated to standard incandescent lamp 2856 K 8 other visible light source Angle deviation from cosine characteristics 30 2 60 6 80 25 Power Supply 2 batteries 1 5V AAA MN2400 LR03 AM4 Battery life About 200 hours Dimensions 133 L x48 W x23mm L Hmm 5 3 L x 1 9 W x0 2 L inch Weight 250g include battery Accessories User s manual carrying case 1...

Page 7: ... Recreational Activities 150 300 15 30 Packing Work 200 300 20 30 Drawing Room Table 300 750 30 75 Visual Work Production Line 300 500 30 50 Makeup 750 1 500 75 150 Typesetting Inspection Work 500 1 500 50 150 Reading Study 1 500 3 000 150 300 Electronic Assembly Drafting 1 000 2 000 100 200 Sewing Office Restaurant 75 100 7 10 Indoor Emergency Stairs 75 150 7 15 Corridor Stairs 100 200 10 20 Corr...

Page 8: ...Eye Inspection Warranty Information Triplett Jewell Instruments extends the following warranty to the original purchaser of these goods for use Triplett warrants to the original purchaser for use that the products sold by it will be free from defects in workmanship and material for a period of 1 one year from the date of purchase This warranty does not apply to any of our products which have been ...

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