East West Infiniti Pvt Ltd.

...where electronic technology speaks

WL16 Water Level Loggers

Submersible pressure transducer and USB datalogger combination.


  • Four sample modes: 10 times per second, timed, logarithmic, and exception
  • CE Certified
  • User friendly software included
  • USB and Serial communication options available
  • Serial version is telemetry compatible
  • PDA software simplifies field data collection
  • No need to remove sensor for data collection or battery change
  • Highly accurate water level measurements
  • User programmable start and stop alarms, engineering units, and field calibration setup
  • Unique 0-3 ft range for shallow water
  • Wet-wet transducer eliminates vent tube concerns
  • Automatic barometric pressure and temperature compensation


WL16 Water Level Data Loggers

Power:  Two 9VDC Alkaline Batteries

Battery Life:  Up to 1 year (depending on recording intervals)

Resolution:  12 bit

Moisture Protection:  Protective coating (helps prevent damage to electronics from condensation)

Temperature:  -40° to +185°F (-40° to +85°C)

Humidity:  0-95% non-condensing

Memory:  Non-volatile flash memory

Storage Capacity:  81,759 time and date stamped data points (including battery voltage)

Sample Modes:  High Speed (10 samples per second), Fixed Interval (Programmable from 1 sec to >1 year), Logarithmic, Exception

Data Overwrite:  Select memory wrap or unwrap (unwrap will stop logging data once memory is full)

Clock:  Synchronizes to the time and date of user's computer

Clock Accuracy:  0.0025% or 1 minute in 1 month

Clock Format:  Month/Day/Year Hour/Minute/Second

Enclosure:  1-7/8 inch dia. x 11-1/2 inch length (4.8 cm dia. x 29.2 cm length) (fits inside a 2 inch well), stainless steel UV protected PVC vented for barometric pressure compensation

Weight:  1.6 lbs (0.7 kg) (with battery and 25 ft cable)

Communication Port:  

      WL16S: RS-232 4-pin circular connector

      WL16U: USB Type B

      Selectable Baud Rates:


Certificates:  CE compliant

Global Water Level Loggers Software

Compatiblity:  Microsoft's Windows 98, ME, 2000, NT, XP, Vista, and 7


      Tabular Display/Printout; data in standard spreadsheet format (CSV)

      Programmable alarm start and stop times

      Field calibration software and help files included

PDA software:  CE and Mobile compatible.  For more information on supported PDAs click HERE.

Water Level Logger Vented Cable

Conductors:  4 each 22 AWG

Material:  Marine grade polyether jacket, polyethylene vent tube, full foil shield

Shield:  Aluminum Mylar

Outside Diameter:  0.306 inch (0.78 cm)

Temperature Range:  -22° to +185°F (-30° to +85°C)

Length:  Standard 25 ft (7.62 m) (up to 2000 ft (609.6 m) from factory) (for cable lengths over 500 ft (152.4 m) please call for availability)

Submersible Pressure Transducer

Sensor Element:  Silicone Diaphragm, Wet/Wet Transducer

Water Level Measuring Range:  0-3, 15, 30, 60, 120, 250, 500 ft

Linearity and Hysteresis:  ±0.1% FS

Warm-Up Time:  3 seconds recommended

Overpressure:  Not to exceed 2 x full scale range

Accuracy:  ±0.1% of full scale at constant temperature, ±0.2% over 35°F to 70°F (1.37° to 21.1°C) range

Compensation:  Uses dynamic temperature compensation 30 to 70°F (-1.1 to 21.1°C). Automatic barometric pressure compensation

Housing:  Up to 13/16" diameter x 5-1/2" long (2 cm dia. x 14 cm long)(small enough for a 1" well)

Material:  304L Stainless Steel, SS microscreen (hundreds of holes to prevent fouling), electronics are fully encapsulated in marine grade epoxy, guaranteed not to leak


Format: Bluetooth 2.0 SPP (Serial Port Protocol)

Baud Rate: Auto Detect up to 115K Baud

Power: 9 V Alkaline, approx. 20 hours continuous use

Current: 30mA Average

Range: 20 Feet Maximum

Operating Temp: -40° to +185°F (-40° to +85°C)

Compatible Software: Global Logger II version 2.1.5 or higher

    Global Logger II PDA software version 2.0.1

    FL16 Flow Monitor version 2.3.2