Extech Ea31 Easyview 20-to-20000-feet Candles Light Meter Wide Range Standard

US $480

US, United States
May 26th

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Extech EA31 Easyview 20-to-20000-Feet Candles Light Meter Product Features Style:Wide Range Configuration:Standard Brand:Extech MPN:EA31-NIST UPC:793950411315 ★ Measuring ranges 20, 200, 2000 and 20,000-Feet candles/lux ★ Max resolution 0.01Fc/Lux ★ Extra large display ★ Min/max and data hold ★ Remote sensor with 39 inch coiled cable and protective cap Product Description Style: Wide Range | Configuration: Standard View larger EasyView Big Digit Light Meter The EA31 measures up to 20,000 foot-candles and 20,000 lux in four ranges with ±3 percent accuracy. This light meter features a compact and rugged design with a large display and analog bargraph to view trends. Additional features include Data Hold, Min/Max, Auto Power Off, and over-range indication. Comes with built-in stand, remote sensor with protective cover and 39-inch (1-meter) coiled cable, protective rubber holster, six AAA batteries, carrying case, and user manual. Model EA31-NIST is also available with a NIST traceable Certificate of Calibration. What Is a Light Meter? A light meter measures the amount of visible light, also known as illumination, in a given area. For many meter brands, including Extech, illumination is expressed in units of measure called Lux (for metric) and foot-candles (used in the US). To use an Extech light meter, the sensor is placed on a tabletop or other surface in the area to be measured and the light level reading is indicated on the meter's display. Various Types of Lighting There are many different types of lighting that can be measured. the most common are: sodium, tungsten, mercury, and fluorescent. The following list shows common applications for each lighting type. Sodium lighting: Highway, parking lots, security measurements Tungsten lighting: Sunlight and incandescent lighting measurements Mercury lighting: Highways, parking lots, stadiums Fluorescent lighting: Indoor lighting for workstations and store display areas More Extech Instruments to Choose From EA30 View larger EasyView Big Digit, Wide Range Light Meter The Extech EasyView Wide-Range Light Meter measures up to 40,000 foot-candles in four ranges and 400,000 lux in five ranges with ±3 percent accuracy -- ideal for outdoor use. It features a compact and rugged design with a large display and analog bargraph to view trends. Peak mode captures short light pulses to 100µs. Relative function zeroes the sensor or can be used to display the difference from a reference value. Additional functions include data hold, min/max, and auto power off. Comes complete with built-in stand, remote sensor with protective cover and 39-inch (1-meter) coiled cable, protective rubber holster, six AAA batteries, and carrying case. Model EA30-NIST is also available with a NIST traceable Certificate of Calibration. EA33 View larger EasyView Big Digit Light Meter with Memory This compact and ruggedly designed meter has a wide measurement range to 99,990 Foot Candles in five ranges and 999,990 Lux in five ranges with 0.001 Fc/0.01 Lux resolution. Features include: Store and Recall up to 50 measurements with relative or real time clock stamp, Luminous intensity (candela) calculation, a ripple function that excludes stray light from the primary light source measurement, multipoint average function, timed hold, relative measurement in absolute value or percent deviation, comparator function with high/low alarms, and auto power off with disable. Comes complete with built-in stand, light sensor and protective cover with 36-inch (0.9-meter) coiled cable, protective holster, six AAA batteries, and carrying case. Model EA33-NIST is also available with a NIST traceable Certificate of Calibration. Part Number: EA31-NIST Item Weight: 2 pounds Product Dimensions: 6 x 2.8 x 1.5 inches Item model number: EA31 Batteries: 6 AAA batteries required. (included) Color: Manufacturer Warranty Style: Wide Range Item Package Quantity: 1 Number Of Pieces: 1 Special Features: Portable Batteries Included?: Yes Batteries Required?: Yes Warranty Description: 1 year Shipping Weight: 1.2 pounds Date First Available: April 19, 2004 Payments processed by Paypal Credit Cards accepted and processed by paypal Please allow 2-3 Business Days Handling Time Free Shipping with tracking number via Fedex/UPS/USPS Please note we do not send to PO Boxes and Military bases and ship only to the lower 48 states The products are fulfilled by Amazon FBA program, which means fulfillment of this product is outsourced to Amazon If there are any issues with your product, contact us within 30 days and we will make it right. Item may be return for a refund within 30 days after delivery. One to two business days are required to inspect the item before refund. There is a 15% restock fee