How the DataGator works     Applications and Benefits     DataGator System specifications

DataGator Specifications

_____________________________________________________________________________________________________________________________

Portable Electronics system

 

Enclosure

Material:

Lightweight structural foam resin

Rating:

NEMA 6P submersible (6.0ft for 24 hours)

Dimensions:

12.625" x 13.75" x 5.875" deep

Weight:

15 lbs. (6.8 kg) including standard batteries, sensors, and 25 ft. cable

Desiccant protected

Transducer

Harness

Type:

Stainless steel submersible pressure transducers

Cable:

25 ft. (7.6m) polyurethane outer jacket (up to 650' ft)

Housing:

Sealed, watertight PVC (submersible)

Over Range:

11 psi (25 ft. Water)

Air Intake:

Atmospheric pressure reference protected by hydrophobic filter

 

Flow Calculation   Direct pressure to flow calculation through pre-calibrated flow tube. Independent of velocity profiles.

 

Data Storage

 

Memory capacity:          90 days of flow rate at 15 minute intervals (optional 180 days)

Measurement intervals:  Adjustable from 1 min to 24 hours in 1 min increments

Delay Start Intervals:     Adjustable from 0 to 1 week in 1 min increments

Data Types:                  Flow Rate, Transducer pressures, battery voltage,

                                    sampler event, and rainfall

Storage Modes:            Slate or wrap-around

 

Input/output

 

Inputs:                     Rain gauge and Sampler events

Outputs:                  Sampler contact closure (100-400 milliseconds duration)

                               Closes when total volume exceeds set point. 

                               Set point adjustable from 1 gallon to 9,999,999 gallons in

                               1 gallon increments.

Output Data Types:   Flow rate, velocity, transducer pressures, battery voltage

                               sampler event, and rainfall

 

 

 

 

Fixed installation electronics system

 

Enclosure

Material:

Lightweight fiber-reinforced polyester

Rating:

NEMA 4X submersible (6.0ft for 24 hours)

Dimensions:

13.5" x 11.3" x 7.1" deep

Weight:

17 lbs. (6.8 kg) including standard batteries, sensors, and 25 ft. cable

Desiccant protected

Transducer

Harness

Type:

Stainless steel submersible pressure transducers

Cable:

25 ft. (7.6m) polyurethane outer jacket (up to 650' ft)

Housing:

Sealed, watertight PVC (submersible)

Over Range:

11 psi (25 ft. Water)

Air Intake:

Atmospheric pressure reference protected by hydrophobic filter

 

Flow Calculation   Direct pressure to flow calculation through pre-calibrated flow tube. Independent of velocity profiles.

 

Data Storage

 

Memory capacity:          90 days of flow rate at 15 minute intervals (optional 180 days)

Measurement intervals:  Adjustable from 1 min to 24 hours in 1 min increments

Delay Start Intervals:     Adjustable from 0 to 1 week in 1 min increments

Data Types:                  Flow Rate, Transducer pressures, battery voltage,

                                    sampler event, and rainfall

Storage Modes:            Slate or wrap-around

 

Input/output

 

Inputs:                     Rain gauge and Sampler events

Outputs:                  Sampler contact closure (100-400 milliseconds duration)

                               Closes when total volume exceeds set point. 

                               Set point adjustable from 1 gallon to 9,999,999 gallons in

                               1 gallon increments.

Output Data Types:   Flow rate, velocity, transducer pressures, battery voltage

                               sampler event, and rainfall

 

Fixed installation Bubbler electronics system

 

Enclosure

Material:

Lightweight fiber-reinforced polyester

Rating:

NEMA 4X submersible (6.0ft for 24 hours)

Dimensions:

13.5" x 11.3" x 7.1" deep

Weight:

17 lbs. (6.8 kg) including standard batteries, sensors, and 25' ft. pneumatic lines

Desiccant protected

Pressure

Sensing

System

Type:

Bubbler type pressure sensing system

Air Supply:

Integral compressor

Pressure

Sensor:

Stainless Steel submersible pressure sensors

Over Range:

15 psi

Pneumatic

Tubing:

Sealed, watertight PVC outer jacket containing 3

pneumatic tubing

 

Flow Calculation   Direct pressure to flow calculation through pre-calibrated flow tube. Independent of velocity profiles.

 

Data Storage

 

Memory capacity:          90 days of flow rate at 15 minute intervals (optional 180 days)Measurement intervals:  Adjustable from 1 min to 24 hours in 1 min increments

Delay Start Intervals:     Adjustable from 0 to 1 week in 1 min increments

Data Types:                  Flow Rate, Transducer pressures, battery voltage,

                                    sampler event, and rainfall

Storage Modes:            Slate or wrap-around

 

Input/output

 

Inputs:                     Rain gauge and Sampler events

Outputs:                  Sampler contact closure (100-400 milliseconds duration)

                               Closes when total volume exceeds set point. 

                               Set point adjustable from 1 gallon to 9,999,999 gallons in

                               1 gallon increments.

Output Data Types:   Flow rate, velocity, transducer pressures, battery voltage

                               sampler event, and rainfall

 

Flow Tubes

 

Standard Sizes:

4, 6, 8, 10, 12, 15, 18, 24, 27, 36 inches

(consult factory for additional flow tube sizes)


Material:   

fiberglass reinforced isophthalic polyester resin. Inside surface of white gelcoat.


Hardware:   

stainless steel, bubble level with aluminum e, sampler event, and rainfall

 

Calibration :

NO FIELD CALIBRATION OR FLOW PROFILING REQUIRED
Flow tube pre-calibrated at a NIST traceable flow laboaratory.

Flow Conditions :

Open channel, Full Pipe, Surcharged, Submerged, and Reverse

 

Pipe Size (inch)  Maximum Flow (GPM)  

                     4   -      230

                     6   -      450

                     8   -      760

                   10   -     1400

                   12   -     2260

                   15   -     4130

                   18   -     6700

                   24   -   14000

                   27   -   17800               

                   36   -   38000

 

 

Flow Conditions Accuracy: Percent of Maximum Flow
Open Channel Forward Flow +/- 3%
Reverse Flow +/- 3%
 
Full Pipe Forward Flow +/- 3% * See Note
Reverse Flow +/- 3%
 
Full Pipe Below Transition                      +/- 10% * See Note
 
Open Channel (>90% submergence) Forward Flow +/- 5%
Reverse Flow +/- 5%
*Note: Up to 10' surcharge

______________________________________________________________________________________________________________

© 2012  Renaissance Instruments