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Electro Analytical Instruments for Water Analysis
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Multi-Channel/Parameter Instruments for pH, ORP, Ion, Dissolved Oxygen, Conductivity and Temperature

Multi-Channel System

12-channel pH-ORP-Ion
4-Channel Flow-through Cell Computer Based System
Flow-through Cell and Multi-parameter Computer based system
2 Channel Compact Analyser-Monitor-Meter-Data Logger for pH/ORP/Ion/Temperature

Real Time Monitor
Continuous Data Logging
Ion/pH Meter Display ...

All Direct from your
Computer (Desktop/Laptop)
Compact Models: 2 or 4 Channel
for Analysing
pH/ORP/Ion/Temperature

7-Parameter Aqualyser for Water Quality
Compact Water Quality Aqualyser
Transmitter  and Amplifier for  Electrode and sensor
4-20 mA Electrode Transmitters for pH, ORP, Ion Selective Electrode and D.O.
Amplifiers for Sensors and Electrodes
Electrodes and Sensors for pH, ORP, Ion, Dissolved Oxygen, Conductivity and Temperature
Electrodes and Sensors for pH, ORP, Ions, Dissolved Oxygen, Conductivity and Temperature
Our Instrument and Sensor Range:  
Measuring Practice
EA Instruments
Multi-Channel, Multi-Parameter Instruments:
for Research, Industry, Testing and Training. Includes Calibrating and Monitoring Software for PCs
    Features
  • Continuous, Real-time Monitoring Sample Measuring of:
    pH, ORP, Ions, Dissolved Oxygen, Conductivity and Temperature in multiple Vessels.
  • Very Compact, very Cost-effective Solution.
  • Replaces Data Acquisition using multiple Transmitters.
  • Connects to a Host Computer or Automation System (PLC) via Serial Communication (RS232, RS485, USB).
  • Simple, transparent Communication Protocol.
  • Each Multi-Channel, Multi-Parameter Instrument comes with a Software which enables the user to Calibrate, Display and Store the Sensor Signals and the resulting Parameter Values.
  • The Data Acquisition Rate can be selected over a wide range.
  • The Data are stored in Text form and can be viewed, edited or exported to Excel or any other Software.
  • Systems available for 6, 8, 12, 18, 24 and more Channels.

Applications:

 
• Fish farms and aquariums • Greenhouses
• Food, beverage processing and production • Pollution control
• Pharmaceutical processing and production • Process control
• University Departments for: • Chemical Laboratories
Life Science
• Industrial Laboratories

Bio Engineering

• Water Quality Monitoring

Chemical Engineering

• Environmental Measurements

Pharmaceutical Engineering

• Reaction Vessel Monitoring
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pH Monitoring and Control for Dissolution Testers:
for Pharmaceutical, Medicine Research and biological Process
Benefits:
  • Precise Monitoring / Recording of the pH value in all vessels during the whole process
  • Automatic Control of the pH value within a close tolerance range
  • The set value for the pH in every vessel can be selected and adjusted during the cycle
  • Easy to operate, because the system is based on the popular MS Windows environment
  • Works with all pH electrodes including micro electrodes
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    Flow-through Cell and Multi-parameter Computer based system:
    for Hydrogeology, Environmental, Mining, Aquaculture, Control of biological Process
    • Reliable results for Continuous Monitoring through controlled Flow
    • Monitors pH, D.O., ORP, Conductivity, Ions and Temperature
    • In-situ Calibration by Recirculation
    • Cost-effective using Standard Sensors, Robust, Modular and Portable Design
    • Expandable: 1 to 12 Channels, Complete with Hardware and Software

      Applications:
    • Water Quality Analysis: surface and ground waters, drilling fluids, sewage, industrial effluent, fish ponds, aquaculture
    • Food and Drink Quality Control, Bio-reactors and Fermentors
    • Ideal for routine analysis or research applications in Agriculture, Hydrogeology, etc
     
    2 and 4-channel Monitor and Meter:
    for pH/Ion and Temperature in Research, Laboratories and Industry
      Features
    • Suitable for Sample Measurements and continuous Real-time Monitoring.
    • Instant data display in Meter and Table mode.
    • The electrodes are connected to the Windows' PC via USB port (laptop or desktop)
    • Meter-Monitor-Computer, the innovative 3 in 1 solution for digital age measurements.
    • Multiple parameters, flexible selection for measuring pH, Ion, ORP and temperature.
    • Fully compatible with all the standard pH, Ion, ORP electrodes and temperature sensors
    • The cutting edge technology and compact design delivers the most cost-effective solution to meet the demands of modern laboratories
    • Monitor and Meter are available in 2 different types:
      • Type MM-PIT-2U monitors 2 x pH/ORP/Ion and 2 x Temperatures
      • Type MM-PIT-4U monitors 4 x pH/ORP/Ion and 4 x Temperatures
    • * all types of ISE (Ion-Selective Electrode) can be used for Ion measurements
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    Analysers for Aqueous Solutions:
    for Research, Aquaculture, Laboratories and Industry. Monitors pH, ORP, Ions, Conduct. & Temp.
    • These Compact and Cost-effective Instruments are suitable for Sample Measurements and continuous Real-time Monitoring.
    • Aqualysers Measure and Monitor important Parameters of Aqueous Solutions such as Dissolved Oxygen, pH, ORP, Ion Concentration, Conductivity and Temperature.
    • These Analysers are connected to PCs with MS Windows operating systems via RS232 or USB Serial Data Transmission.
    • Each Aqualyser comes with a Software, which enables the user to Calibrate, Display and Store the Sensor Signals and the resulting Parameter Values.
    • The Data Acquisition Rate can be selected over a wide range.
    • The Data are stored in Text form and can be viewed, edited or exported to Excel or any other Software.
    • Aqualysers are available in 3 types, with various Combinations of Parameters:
      • Type 9705b monitors DO (Dissolved Oxygen), 4 x pH/ORP/Ion and Temperature
      • Type 9705c monitors DO, Conductivity (Salinity), 3xpH/ORP/Ion and Temperature
      • Type 9707d monitors DO, Conductivity (Salinity), 4xpH/ORP/Ion and Temperature
    • * all types of ISE (Ion-Selective Electrode) can be used for Ion measurements
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    4-20 mA Electrode Signal Transmitters:
    for pH, ORP, Ion(ISE), D.O.(Dissolved Oxygen) and Temperature. Output 4-20 mA

      Connect Electrodes (ISE/pH/ORP/D.O.) to PLCs, Displays and Automation Systems
    • 4 to 20 mA Output signals, available in 9 types to meet various demands
    • Loop-powered with 12-24 DC.
    • Offset and Span Adjustment to transmit the full input range of Ion electrode
    • Zoom range enables precise pH Measurements within a selected range.


    • Applications:
    • Process Control and Supervision.
    • Aquacultural Applications - Fish Farms and Fish Tanks.
    • Water Quality, Wastewater and Pollution control.
    • Environmental monitoring

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    Sensor and Electrode Amplifiers:
    for pH, ORP, Ion(ISE), D.O. and
    Temperature. Voltage Output (mV) to connect to Data Acquisition, Data Logger and Display
    Battery Powered Sensor Amplifier

    Lab Amplifier
    (Front and Back connectors)
      Battery Powered Sensor Amplifier
    • Data Acquisition where no power supply is available (2xCR2032 Li-Mn cells).
    • Can be combined to achieve any number of Channels
    • 1:1 output for -2000 mV to +2000 mV input range
    • 1:5 Zoom setting enables precise Measurements (input -400 mV to +400 mV output -2000 mV to +2000mV) even with 8 or 10 bit Data Acquisition Systems
    • Easy to install, calibrate and maintain Ideal for Environmental monitoring of Rivers, Lakes, Reservoirs, Pollution Control, Temporary on-site Process monitoring in Industrial Plants
      Laboratory Amplifier for 4 sensors
    • ±1500 mV input gives ±3000 mV Output(1:2 transfer)
    • Up to 4 electrodes can be connected, Ideal for Research Projects, Laboratory Process Control and Supervision
    • Power from a Mains Adapter, easy to install, calibrate and maintain

      Essential unit for connecting Electrochemical Electrode to:
    • Data Acquisition Systems, Displays, Data logger Instruments, Controllers etc.
    • Suitable for Real-Time Monitoring, Multi-Sensor Measurements, High Precision Measurements
    • High Quality Amplifiers work with most types of Electrodes (combination or separate reference electrode)
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    Electrodes, Sensors and Accessories:
    for Laboratories, Research, Education, Environmental Monitoring and Industry
      Electrode Sensors Probes
    • Plastic Body Laboratory pH Electrode for General Purposes.
    • Glass Body Laboratory pH Electrode for General Purposes.
    • ORP (Redox) Electrodes.
    • High Quality Ion-Selective Electrodes.
    • Reference Electrodes.
    • Galvanic Dissolved Oxygen Probe for General Purposes
    • Polarographic Dissolved Oxygen Probe for General Purposes
    • Plastic Body Conductivity Cell.
    • Glass Body Conductivity Cell.
    • Temperature Sensors.
     

    Accessories

     
     

    Detached Electrode Head

    Glass Flow-through Cell
     

    Reference Isolating Adapter

    Holding Glands
     

    BNC Socket to Screw Terminal Connector

    BNC extension cable for Electrode
      D.O. Gavanlic to Polarographic Adapter RS232 to USB Converter
     

    Battery Power Pack for ELIT Aqualysers

    Parafilm pH Buffer Capsules
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     EAI Develops and Manufactures:
    Instruments and Systems for Measuring and Monitoring pH, D.O, ORP, Ions, Conductivity and Temperature.

    We Specialise in:
    Multi-Channel pH Measuring Systems,
    Multi-Channel pH Monitoring Systems,
    Multi-Parameter Monitoring Systems,
    Computer-based Electro-analytical Monitoring Systems,
    Electro-analytical Data Acquisition and Data Logging
    Single and Multi-Channel Electro-analytical Transmitters.

    Solutions Tailored to your Needs:
    A Comprehensive Range of Modules enables us to build Instruments for your Application Fast and Cost-effectively.

    Measuring Practice

    Copyright © 2004-2017 EA Instruments Ltd. London, UK     Last updated: Jan. 2017