Gealog - Model TG -Datalogger

• Integrated Wi-Fi
• Seamless integration into the hydrometeorological database GealogNET
• Python scripts
• Flexible configuration of measuring inputs using Gealog Measuring Interfaces (MIFs)
• Up to 250 measuring channels
• Internal Quality Control (IQC)
• Save communication, OpenVPN
• Easy integration of webcams
• Integrated solar battery charger
• Integrated 2G/3G/4G plug-in mobile radio module (option)
• Diagnostic LEDs
• Available as OEM version

• Hydrography Water level with pressure sensor or Radar sensor, water temperature and conductivity
• Water quality EUREKA multiparameter-probes for measurement of water quality parameters (turbidity, pH, ORP, conductivity, DO, temperature, Chlorophyll, etc.)
• Meteorology air pressure, air and soil temperature, relative air humidity, precipitation,, snow height, wind speed, wind direction, global radiation, sunshine duration, evaporation, cloud height, present weather, etc.
• Soil monitoring soil moisture, soil temperature
• Process monitoring 20mA inputs, current and voltage inputs, digital and counter inputs

Integrated Wi-Fi

• At-site operation without any connectioncable
• Access via integrated Web-server or
• Gealog App
• Gealog App for Windows and Android

Seamless connection to Logotronic´s hydrometeorological database GealogNET

• Measuring data in Web-portal GealogNET
• Worldwide access via Webbrowser
• Numerous analyzing and alarming functionalities

Python

• Running of user-developed Python-scripts

Gealog Measuring Interfaces (MIF)

• Easy extension of the datalogging system
• Communication via the Gealog Fieldbus (GFB)
• Many different types of MIFs for connection of a multitude of different sensors
• Cost effective development of drivers for new types of sensors or new sensor protocols
• Future proof due to the modular system concept

Internal Quality Control (IQC)

• Each measuring value is stored and processed together with a particular quality information tag
• Early recognition of faulty sensors
• Quality control on measuring station level

Internet security, OpenVPN

• Remote access to the measuring station
• Virtual private network -OpenVPN
• Encrypted communication, high level authentication

• Display optional TFT color display
• Keyboard 20 key membrane keyboard
• Measuring channels 200, connection of sensors via Gealog Measuring Interfaces
• Data memory 1 000 000 measuring values in internal non-volatile memory (64MB)
• Measuring program numerous options for parameter settings for defining the measuring program (fixed/variable periods, triggered mode, “artificial measuring channels“ based on mathematical formulas, flow rating curves, etc.)
• Data read – out to USB-memory stick easy readout by key-click
• Communication – interfaces 3xRS232, 2xRS485, SDI-12, 2xEthernet, Wi-Fi, mobile radio 2G/3G/4G (optional), 2xUSB
• Communication – protocols Modbus, FTP, HTTP, XML, HTML, Telnet, NTP, Web API, SDI-12, TCP/IP, DIMETRA/TETRA/BOS, GFB
• Data-transfer integrated Ethernet-interface or optional 2G/3G/4G modem
• Operating temperature -35°C to +60°C
• Power supply battery 12V, integrated battery charger for solar panels up to 60Wpeak
• Intelligent low-power mode minimal power consumption between measurement cycles
• Switched power-supply outputs switching on and off of sensors or auxiliary equipment depending on the measurement program
• Dimensions 230 x 176 x 90mm
• Enclosure plastic, DIN-rail mounting
• Protection IP30, for mounting in station enclosure

There is a wide variety of different types of Gealog Measuring Interfaces available for the connection of nearly any type of sensor. Each measuring interface is equipped with a specific overvoltage protection module for perfect lightning protection. Logotronic develops continuously new measuring interfaces for new sensors or new sensor protocols.

• 2x10mV bipolar
• 2x60mV unipolar, 2x60mV bipolar
• 2x5V analog inputs
• 2×4-20mA active/passive
• 4xPulse inputs

• Air pressure Young/Meteolabor
• 4xTemperature with 10k thermistor
• 4xTemperature with NTC air/soil-temperature sensor
• Air humidity/temperature Hygroclip
• Air humidity/temperature/dew point EE33
• Air humidity/temperature/dew point HMT
• Wind Thies – First Class
• Wind Thies – Kompakt
• Wind Ultrasonic 2D
• Wind Ultrasonic 3D uSonic3
• Wind Ultrasonic 85000
• Precipitation tipping bucket
• Precipitation Weight 200/500cm2
• Precipitation with Laser distrometer
• Snow height SHM (Laser)
• Silicon solar radiation
• Sunshine duration CSD3/SD6/Solar111
• Visibility Sentry
• Present Weather FD12/PWD22
• MIFs for different multiparameter-sensors (i.e. Thies Climasensor)

• Soil moisture Hydra II
• Leave wetness ELW

• Gealog Water Level Sensor
• Radar water-level sensor Krohne OptiWave
• Conductivity Tetracon325, 100mS/cm, 5mS/cm, 2400μS/cm, 1400μS/cm
• Eureka water quality – multiparameter probes
• S::CAN i::scan Y05 (TOC)
• S::CAN pH::lyser

• Weighing sensors HBM
• Gealog ripe sensor (measurement of the deposition of ice on road surfaces)

• Please send your requirements to the Logotronic team if you need any special input for your sensors.

• Gealog TG TFT Display
• Gealog TG mobile radio modul