Geotech Portable Turbidity Meter
The only turbidity meter on the market that is completely waterproof with an IP67 rating.

The Portable Turbidity Meter by Geotech delivers precision, repeatability and is the only turbidity meter on the market that is completely waterproof with an IP67 rating, and can even float in the water with the lid open.
The Geotech Portable Turbidity Meter has been specifically designed for environmental and water quality monitoring, industrial waste water monitoring as well as for various other uses.
The device features include; a large membrane keyboard making the instrument easy to operate even when wearing gloves, a bright display that is easily to read even through varying light conditions, password protection that can limit individual user access to the device for greater security and assurance, multiple calibration modes, long lasting lamps and white light or infrared light source.
The Geotech Portable Turbidity Meter is available in two light source models to fulfil specific customer and site requirements:
· Model GTW: White Light source, compliant to US EPA method 180.1
· Model GTI: Infrared light source, compliant to ISO 7027 standards
For more information on the Geotech Portable Turbidity Meter, contact your local Air-Met office.
Features & Benefits
- Sealed data port/power supply (serial output, USB to Mini-B cable not included)
- Sealed battery compartment
- IP67 water proof and floats in water
- Long lasting lamps
- Shock proof
- Bright digital display and large keypad
Geotech Portable Turbidity Meter Specifications | |
---|---|
Measurement Method | Nephelometric |
Regulatory |
EPA method 180.1
ISO method 7027
|
Light Source |
EPA - White light Tungsten
ISO - 860nm LED
|
Range | 0 to 1000 NTU (FNU) |
Accuracy | ±2% of reading plus stray light |
Repeatability |
±1% of reading, or 0.01 NTU (FNU),
whichever is greater
|
Resolution | 0.01 NTU (FNU) on lowest range |
Unit of Measure | NTU, FNU, EBC |
Stray Light | <0.02 NTU (FNU) |
Signal Averaging |
Selectable On/Off
(progamable from 8 to 100 readings/4 to 27 seconds)
|
Detector | Silicon photocell |
Reading Modes | Fast Settling, automatic, manual reading, EBC |
Data Logger | 1000 Data Sets |
Download | Standard USB |
Languages | English, Spanish, Portuguese |
Power |
4 AA batteries
USB 5 VDC/500 mA
|
Operating Temperature | 32 to 122°F (0 to 50°C) |
Storage Conditions | -40 to 140°F (-40 to 60°C), instrument only |
Instrument Enclosure Rating | IP67 with lid open or closed |
Sample Required | 0.473 oz. (14ml) |
Sample Cells | 2.55 x 0.94 in. (65 x 24 mm) |
Dimensions | 4.48 x 7.79 x 3.26 in. (114 x 198 x 83 mm) |
Weight |
1.09 lb. (496 g) without batteries
1.28 lb. (585 g) with 4 AA alkaline batteries
|
Certification | CE |
Warranty | 2 year |
- Environmental monitoring, water quality
- Industrial waste water monitoring, compliance
- Process instrumentation verification
- Drinking water quality testing
- Laboratory sample analysis
- Other industrial: beverage, electroplating, petrochemical, pulp and paper
- Storm water monitoring