Extech Instruments EasyView EA33 Скачать руководство пользователя | Manualshive

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User's Guide

EasyView Light Meter with Memory

Model EA33

Introduction

Congratulations on your purchase of the Extech EA33 EasyView Light Meter which
measures light level (illuminance). This device measures up to 99,990 Fc and 999,990
Lux and stores up to 50 readings for easy recall. Careful use of this meter will provide
years of reliable service.

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Содержание EasyView EA33

Страница 1: ...ongratulations on your purchase of the Extech EA33 EasyView Light Meter which measures light level illuminance This device measures up to 99 990 Fc and 999 990 Lux and stores up to 50 readings for easy recall Careful use of this meter will provide years of reliable service ...

Страница 2: ...placement of the product The warranty set forth above is inclusive and no other warranty whether written or oral is expressed or implied Specifications Units Ranges and Resolution Accuracy 99 99 999 9 9999 3 rdg 0 5 FS 99990 3 rdg 5 digits Lux 999900 3 rdg 0 5 FS 9 999 99 99 999 9 3 rdg 0 5 FS 9999 3 rdg 5 digits Foot candles 99990 3 rdg 0 5 FS Note Calibrated to a standard incandescent lamp at co...

Страница 3: ... Relative Percent button 14 Light sensor 15 Left arrow Memory button 16 Up Down arrow buttons Display 1 Relative Mode 2 Comparator Mode 3 Average 4 Data Hold 5 Relative 6 Candela 7 Relative 8 fc lx hours Integral Illuminance 9 Stray light measurement 10 Time Hold measurement 11 ft m luminance intensity distance 12 Day Hour minute seconds 13 Memory Read 14 Memory location 15 Average Reading tally d...

Страница 4: ...n SEt 01 Stray Light Cancels out stray light from light under test SEt 02 Time Hold Meter measures while timer counts down Reading is held on LCD when counter 0 SEt 03 rtC Set the day and time for internal clock SEt 04 Int Lumen seconds lux hour and fc hour measurements SEt 05 COMP Measurements are compared to high and low limits MODE 1 Stray Light Inhibit This feature allows the user to measure l...

Страница 5: ...d day settings 6 Press the ENTER key when finished 7 Use the TIME key to toggle between minutes seconds m s and day hour D H views MODE 4 Integral Illuminance Mode Integral Illuminance is a luminous energy measurement based on the rate of flow of flux expressed in lumen seconds The Model EA33 can also measure any photometric quantity on a time dependent basis For example the illuminance could be i...

Страница 6: ...tup 12 Press and hold the cd COMP key for three seconds to activate the Comparator 13 Now if a measurement exceeds the high limit the plus sign will appear If the low limit is exceeded the minus sign will appear An audible beep will sound when a limit has been reached 14 Press the ENTER key to exit the Comparator mode 99 Point Averaging Illuminance is the amount of visible light incident upon a sp...

Страница 7: ...e turning on the meter Release the MEM key when the display reads CLr indicating that the memory banks have been cleared erased MANUAL DATA RECORD 1 Each time the MEM key is pressed with the meter turned on a data record is recorded The display will show M and an audible tone will sound 2 The counter on the lower left of the LCD will show the number of stored readings 3 The total memory size is 50...

Страница 8: ...t When the battery power falls low the battery symbol will appear on the lower left hand side of the LCD Replace the six 6 1 5 AAA batteries by removing the rear center battery compartment screw and accessing the battery compartment Observe polarity when placing the batteries in the compartment Ensure that the compartment cover is securely fastened when finished Calibration and Repair Services Ext...

Страница 9: ...750 1 500 75 150 Clerical Work 750 1 500 75 150 Show Window 1 500 2 000 150 2000 Typing Drafting Store Hospital 75 150 7 15 Indoors 30 75 3 7 Emergency Stairs 150 200 15 20 Corridor Stairs 75 100 7 10 Stairs 200 300 20 30 Reception 100 150 10 15 Sick Room Warehouse 300 500 30 50 Display Stand 150 200 15 20 Waiting Room 500 750 50 75 Elevator 200 750 20 75 Medical Exam Room 750 1 500 75 150 Show Wi...

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