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Water

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Water quality stations

Portable water monitors

Water quality sensors

Weather

Automatic weather stations

· · · · · · · · · · · · · · · · ·· · · · · ·· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·Weather sensors

Hand held meters

Air and Gas analysis

Indoor air quality

Flue & vehicle emissions

Dust monitoring

Data acquisition

dataTaker loggers

HACCP & temp loggers

Environmental monitors

Graphtec loggers

Systems & applications

Health and Safety

Breath alcohol detection

Speed awareness signs

Rugged PC's

GDI Rugged GoBooks

Specifications of the 764 and 764C

Method of radiation detection

► Twin silicon photodiodes connected to single chip microprocessor.

Visible wavelength range

► 400-700nM (CIE response). No correction required for different light sources.

Visible power range

► 0.1 - 200,000 Lux (0.1 - 20,000 Foot-candles).

UV wavelength range

► 300 - 400 nM.

UV power range

► 2 - 50,000 mW/M2.

UV proportion range

► 0 - 10,000 mW/Lumen.

RH range

► 0-100 %RH.

Display resolution

► Lux: 0.1 up to 100 then 1.

► Foot-candles: 0.1 up to 100 then 1.

► UV: 0.1 up to 100 then 1.

► Proportion of UV: 1 mW/Lumen.

► Temperature: 0.1oC or oF.

► RH: 0.1%.

Accuracy

► Light: 5% +1 displayed digit.

► UV: 15%

► Temperature: 0.5oC (0.9oF).

► RH: 3.5%.

Angular response (Light & UV)

► Cosine.

Readout (764 & 764C)

► 8 line graphical Liquid Crystal Display with automatic backlight.

Data logging time intervals

► 10 seconds (30 hours), 1 minute (71/2days), 10 minutes (75 days), (Time till full) 1 hour (454 days).

Data logging storage capacity

► 10,900 readings of all 4 parameters.

Logger name / serial number

► Maximum 8 alphanumeric characters, adjustable by user.

Computer Interface

► IrDA 1.0 compatible wireless infra-red link.

Date functions

► Display as day-month-year or month-day-year.

Batteries

► 2 off alkaline AA type.

Battery Life

► Approx. 100 hours continuous use or 12,000 readings taking 30 seconds each. Battery life will be less if the 764 display backlight is used.

External Power Supply

► 4.0-5.2V DC, 100 mA. A suitable mains power supply can be (Optional on 764 & 764C) provided as an optional extra, please specify mains voltage.

Operating Temperature

► 0 to 50oC.

Dimensions

► 150 x 65 x 25 mm (5.9 x 2.5 x 1 inches).

Weight with batteries

► 165g (5.6 oz).

Sub category:

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ELSEC overview

ELSEC specs

Category Downloads:

764 & 764C brochure· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·

764C software brochure

RView ver 3.8 software