Hioki LUX HiTESTER 3423, Instruction Manual

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Notes on Use
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Level of
illuminance
(lx)
Place
3000 to 1500 Where such work as assembling,
inspecting, testing, selecting and
extremely precision visual work
1500 to 750
Assembling, inspecting, testing,
selecting and precision visual work
750 to 300
Assembling, inspecting, testing,
selecting and visual ordinary work
300 to 150
Wrapping and packing
75 to 30
Indoor emergency stairways
Level of
illuminance
(lx)
Place
1500 to 300
Precision drawing or drafting,
precision experimenting, library
reading rooms and precision
handicraft
750 to 200
Classrooms, library reading rooms,
experiment demonstration rooms,
staff rooms and gymnasia
300 to 75
Lecture halls, assembly rooms,
locker rooms, corridors, stairways
and restrooms
75 to 30
Warehouses and emergency
stairways
10 to 2
School passages (for night)
Factories
Schools