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Gurley Precision Instruments
514 Fulton Street
Troy, New York 12180

(800) 759-1844
(518) 272-6300
Fax  274-0336
 

 

 

 

 

 

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GPI/HYDROLOGICAL EQUIPMENT


Gurley now offers two digital indicators for your Price or pygmy meters

                  

MODEL 1100 DIGITAL INDICATOR                     AQUACALC 5000 

 

 

 


MODEL 1100 DIGITAL INDICATOR   

An economical choice for manual stream gauging and calculations 

The Gurley Model 1100 Digital Indicator contains CMOS circuitry to convert opto-electronical pulses from the meter to direct display of flow velocity. The unit offers three user-selectable modes:

Automatic: for four-second sampling time, with readout in either feet per second or meters per second.

Automatic averaging: with velocity averaged over a sixteen-second period, for especially turbulent flows.

Manual: for independent measurement of both elapsed time and bucket wheel revolutions.

Other features and advantages include hand-held and self-contained enclosure, as well as built-in diagonostics which verify proper operation.

Specifications 
Operating range: 0 - 25 fps, 0 - 7.6 mps
Resolution:  Price: 0.2 fps, 0.06 mps
Pygmy: 0.1 fps, 0.03 mps
Sampling time:  automatic: four seconds
averaging: sixteen seconds
Dimensions:  7.5 x 4.0 x 1.3 inches
19.1 x 10.2 x 3.3 cm
Weight: 15 ounces, 425 grams
Power: One 9-volt battery
Battery Life: Lithium: 250 hours
Alkaline: 100 hours
Carbon-zinc: 20 hours
Circuitry: CMOS; microprocessor based
Timing: Crystal-controlled oscillator


Model 1100 Conversion Kits

Upgrade headphone style outfits to digital

These kits contain everything needed to convert a headphone type meter to digital readout. Kits for rod suspended outfits include a 15 foot sensor assembly. Those for cable suspension outfits include a 50 foot suspension cable and a 18 inch sensor assembly. All kits contain the Model 1100 Digital Indicator plus the appropriate hub extension, rotor housing, adjusting pin, sensor head plug and current meter cap for the outfit.

Part Numbers 
CX00622R For rod suspended 622 Price type meter
CX00622C For cable suspended 622 Price type meter
CX00622CR For rod and cable suspended 622 Price type meter
CX00623 For rod suspended 625 pygmy meter
CX00650 For rod and cable suspended 622 Price type meter and 625 rod suspended pygmy meter

 


AQUACALC 5000

Upgrade headphone and optical style outfits to compute total flow.

Features and advantages include:

  • more efficient stream flow calculations (an average of 20 minutes per cross-section)

  • reduces operator error by automatically computing formulas

  • weather resistant

  • standard computer output is similar to USGS' 'black sheet'

  • optional software can plot data in graph format

The AquaCalc 5000 is a handheld device that measures, records and calculates velocity and total flow measurements.  The user inputs the distance and depth, while the AquaCalc measures the revolutions and time, thus calculating the velocity and total discharge.    

Optional accessories include:

  • Rod mount: attaches the indicator to a top-setting wading rod

  • Advanced firmware - this upgrade includes additional procedures requested by the USGS to: 

  • 1) improve accuracy in troublesome conditions

  • 2) add/delete stations while testing

  • 3) extended vertical measurements

  • 4) perform ice measurements

  • 5) display available memory 

  • 6) recognize incorrect meter and/or sounding weight used.

Specifications 
Operating range: 0.1 - 18 fps
Volume range: 999,999.99 CFS
Temperature range: -20°C to 70°C
Size: 4" x 7" x 1"
Weight: 13.7 ounces

Questions? Click here to reach us via e-mail or contact us at

514 Fulton Street Troy, NY 12181   (800) 759-1844, (518) 272-6300 fax 274-0336
 

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