เครื่องวัดแสง Pocket Light Meter รุ่น LT505

Description

เครื่องวัดแสง Light meter, Lux/FC Meter รุ่น LT505

LT505 : Light Meter เครื่องวัดแสง ยี่ห้อ Extech, USA

Wide Range Foot-Candle/Lux Light Meter

Extech’s pocket-sized autoranging Light Meter offers wide light intensity ranges measuring up to 40,000Fc (400,000Lux) with high resolution to 0.01Fc (0.1Lux). Ideal for indoor lighting tests and for checking security and safety illumination in parking garages, night time ATM areas, stairwells, landings, and hallways.

Features:

Measure light levels in Foot-Candle (Fc) or Lux units using a precision photo diode with cosine and color correction filter
Zero/Calibration function
Data Hold and Min/Max functions
Auto power off with disable
Tripod mount (optional TR100 Tripod sold separately)
Complete with light sensor cover, two AAA batteries, and pouch

For complete specs please download the product datasheet (not available for some accessories)

Specifications:

Unit	Range	Max Resolution	Basic Accuracy
Foot-Candle (Fc)	99.99Fc, 999.9Fc, 9999Fc, 40,000Fc	0.01Fc	±3%rdg + 3 digits
Lux	999.9Lux, 9999Lux, 99,990Lux, 400,000Lux	0.1Lux	±3%rdg + 3 digits
Display	9999 count LCD Sampling rate 2.5 times per second
Light sensor	Silicone photodiode with cosine correction filter
Measurement Units	LUX and FC ( Foot candles )
Lighting source types	Fluorescent, metal halide, high-pressure sodium, and incandescen
Input Overload Display	‘OL’
Automatic power off	After approx. 12 minutes of inactivity
Power	2 x 1.5V AAA batteries
Dimensions	5.3×1.9×0.2″ (133x48x23mm)
Weight	8.8oz (250g) with batteries
Safety	For indoor use only. EMC: EN61326-1 (2006), IEC 61000-4-2 (2008, IEC 61000-4-3 (2006) + (2007); Pollution Degree 2.

	Extech’s pocket-sized autoranging Light Meter offers wide light intensity ranges measuring up to 40,000Fc (400,000Lux) with high resolution to 0.01Fc (0.1Lux). Ideal for indoor lighting tests and for checking security and safety illumination in parking garages, night time ATM areas, stairwells, landings, and hallways.
	Applications: – Buildings – Banks/ATMs – Parking lots	– Arenas – Hospitals – Photography – and more!