Matrix Technochem Charai, Thane, Maharashtra

* Used for accurate pH, temperature and redox potential (mV) measurements. * Useful for measurements in the field and laboratory. * Waterproof housing (IP-66) facilitates working in difficult conditions. * Low weight and small size make working in the field easier. * Powered by rechargeable batteries, or power adapter with USB - micro USB cable. * Meter is equipped with easy to read back-light LCD display with brightness control. * HOLD function to freeze the result on the display. * Signalization of the result stabilization “READY” with symbol and sound. * Possibility of connecting with a PC by a micro USB output and micro USB – USB cable delivered in set. * Possibility of sending to a PC a report of calibration - up to 10 last calibrations.

Used for accurate pH, temperature and redox potential (mV) measurements. * Useful for measurements in the field and laboratory. * Waterproof housing (IP-66) facilitates working in difficult conditions. * Low weight and small size make working in the field easier. * Powered by rechargeable batteries, or power adapter with USB - micro USB cable. * Meter is equipped with easy to read back-light LCD display with brightness control. * HOLD function to freeze the result on the display. * Signalization of the result stabilization “READY” with symbol and sound. * Possibility of connecting with a PC by a micro USB output and micro USB – USB cable    delivered in set. * Possibility of sending to a PC a report of calibration - up to 10 last calibrations.   pH Measurement: * Possibility of making measurements in clean water, sewage, soil, meat, cheese, paints etc.,    depending on the kind of applied pH electrode. * Calibration of the pH electrode: 1 to 5 points. Automatic detection of buffer solutions, their    values may be changed by the user in the given range. Automatic correction of the pH    sample solution value changes, along with the temperature changes for NIST standards. * Automatic or manual temperature compensation. * Readout of the pH electrode condition and data - the zero offset and slope percentage may    be checked.   Redox Measurement: Precise Redox potential measurement (accuracy 0.1 mV). Possibility of automatic calculation of the redox reading in relation to the chloride/silver electrode to the hydrogen electrode. Internal Clock with date. - Reminding about the calibration date exceeding - Automatic evaluation of the of electrode’s condition. Storage of 3 electrodes characteristics enables to replace them quickly – feature very useful during field work. The date of calibration of each pH electrode stored by the meter, with possibility of signalisation of the moment when next calibration should be done. Internal data-logger for up to 4000 sets of results collected in series or singly with temperature time and date. The results and calibration data are stored in non-volatile memory. The meter meets the GLP requirements Auto switch off function, with time set by user, to protect the batteries against discharging.  

Used for measurements in both field and laboratory. * Measures atmospheric (Air) oxygen in %, oxygen dissolved in water and sewage in %    of saturation or mg/l, temperature and atmospheric pressure. * Possibility of determining the purity of technical oxygen. * Air pressure measurement with automatic calculation of its influence on the oxygen    measurement result. * Possibility of introducing the actual salinity value with automatic calculation of its influence    on the oxygen measurement result. * “HOLD” function to freeze the result on the display. * Signalisation of the result stabilisation “READY” with symbol and sound. * Low weight and small size make working in the field easier. * Waterproof housing (IP-66) facilitates working in difficult conditions. * Equipped with easy-to-read backlit LCD with brightness control. * Easy in use galvanic oxygen sensor (1 or 2 point oxygen sensor calibration) * Remembers the next calibration date. * Automatic or manual temperature compensation. * Wide measuring range enables measurements in lakes with blooming vegetation. * Internal Clock with date. * Internal data logger enables storing up to 4000 results, taken in series or singly with    temperature, time and date. The results and characteristics are stored in non-volatile memory. * Possibility of sending to PC a report of calibration - up to 10 last calibrations. * Possibility of connecting with a PC by micro USB connector * Software for data transmission and collection delivered in set. * Powered by rechargeable batteries, or power adapter with USB - micro USB cable. * The meter meets the GLP requirements.

Designed for field work Used for measurements: * in clean water with low deposits content - with GP-105 head, * in sewage, soil, paste, cream - with GPX-105s head, * for redox (mV) measurements – with GR-105k head.   * Fully waterproof, floats on the surface of water. * Calibration upto 3 points - Automatic detection of buffer solutions 4,00, 7,00, 9,00 pH    or 4,00, 7,00, 10,00 pH * Automatic temperature compensation. * In the redox (mV) measuring function possibility of automatic calculation of the redox reading    in relation to the chloride/silver electrode to the hydrogen electrode (important on    swimming pools). * Powered with batteries (3 x LR44). * Automatic switch off function protects the batteries against discharging.  

CC-105 enables measurements of conductivity, salinity in gl of NaCl and temperature,Fully waterproof (IP-67). Designed for field work,Wide measuring range enables measurements in liquids with conductivity up to 100 mScm and salinity up to 60 gl converted to NaCl. 5 sub-ranges switched automatically,Converting conductivity to salinity is done according to the real dependence, instead of a constant coefficient.,Reference temperature 25°C or 20°C – for measurements made in honey.The α coefficient = 2%°C.,Steel electrodes enable measurements of liquids with deposits and oils,Automatic temperature compensation in range 0 to 50 °C,Calibration of the conductivity cell by entering the constant K or in standard solutions,Automatic switch off function protects the batteries against discharging.

CC-105 enables measurements of conductivity, salinity in g/l of NaCl and temperature. * Fully waterproof (IP-67). Designed for field work. * Wide measuring range enables measurements in liquids with conductivity up to 100 mS/cm    and salinity up to 60 g/l converted to NaCl. 5 sub-ranges switched automatically. * Converting conductivity to salinity is done according to the real dependence, instead of a    constant coefficient. * Reference temperature 25°C or 20°C – for measurements made in honey. * The α coefficient = 2%/°C. * Steel electrodes enable measurements of liquids with deposits and oils. * Automatic temperature compensation in range 0 to 50 °C. * Calibration of the conductivity cell by entering the constant K or in standard solutions. * Automatic switch off function protects the batteries against discharging.

CX-401 measures : pH, redox potential (mV), conductivity, resistivity, salinity in KCl or NaCl, TDS, dissolved oxygen in % of saturation or in mgl, atmospheric pressure and temperature. “HOLD” function to freeze the result on the display. Signalisation of the result stabilisation “READY” with symbol and sound. Possibility of sending to a PC a report of calibration - up to 10 last calibrations. The meter may be used for the field measurements as well as during accurate laboratory work. The meter is equipped with an easy-to-read back-light LCD display with brightness control. All functions are distinctive by very high accuracy and repeatability. Unification of the operating procedures in all measuring functions makes working trouble-free. Low weight and small size make working in the field easier. Waterproof housing (IP-66) enables working in difficult conditions.

CX-401 measures : pH, redox potential (mV), conductivity, resistivity, salinity in KCl or NaCl, TDS, dissolved oxygen in % of saturation or in mg/l, atmospheric pressure and temperature. “HOLD” function to freeze the result on the display. Signalisation of the result stabilisation “READY” with symbol and sound. Possibility of sending to a PC a report of calibration - up to 10 last calibrations. The meter may be used for the field measurements as well as during accurate laboratory work. The meter is equipped with an easy-to-read back-light LCD display with brightness control. All functions are distinctive by very high accuracy and repeatability. Unification of the operating procedures in all measuring functions makes working trouble-free. Low weight and small size make working in the field easier. Waterproof housing (IP-66) enables working in difficult conditions. In the pH measurement function: Depending on the kind of applied electrode it may be used for clean water, sewage, soil, meat, paint etc. Calibration of the pH electrode in 1 to 5 points. Automatic detection of buffer solutions, their values may be set by the user. Automatic correction of the pH sample solution value changes along with the temperature changes for NIST standards. Automatic or manual temperature compensation. Possibility of storing characteristics of 3 pH electrodes enables their quick replacing - very useful feature during field work. Automatic control of the electrode’s condition. Readout of the pH electrode condition and data - the zero offset and slope percentage may be checked. In the mV and redox potential measurement function: Precise Redox potential measurement (accuracy 0.1mV). Possibility of mV measurement in relation to the set or measured reference potential (Vref). Possibility of automatic calculation of the redox reading in relation to chloride/silver electrode to the hydrogen electrode. In the conductivity measurement function: Full measuring range enables measurements in ultra pure water, natural water as well as in very salty solutions. The liquid resistivity measurement option added. Salinity measurement in NaCl or KCl on the basis of the actual real characteristics. Defining the TDS (Total Dissolved Solids) based on conductivity measurement. 6 sub-ranges switched automatically. In case of measurements of natural water with conductivity from 60 μS/cm to 1 mS/cm the meter enables using non-linear temperature compensation. The parameters of this type of water is determined in norm EN27888:1999 and concerns surface waters, deep water and well water. This solution lowers the measurement error. The measurement accuracy of the ultra pure water with temperature compensation was increased by automatic adjustment of the α coefficient depending on the temperature and kind of trace contaminations. Calibration by entering the constant K of the cell or in standard solutions in 1 to 5 points. Wide range of α coefficient 0 ÷ 10 % / °C chosen depending on the measured solution. Possibility of changing the reference temperature. High accuracy conductivity cell ECF-1 available as additional equipment. Measuring range 0÷500 mS/cm sufficient for measurements in ultra pure water and high salt concentration samples. Metal electrodes are easy to clean and PVC body protects it against mechanical damage. Possibility to measure electric admittance of tree seedlings – checking the vitality of seedlings after purchasing a special sensor. In the oxygen measurement function: Possibility of measurement of the oxygen dissolved in the liquids and oxygen in the air. Atmospheric pressure measurement with automatic calculation of its influence on measurement of the dissolved oxygen in water in % or mg/l. Automatic conversion of the salinity measured in the conductivity mode to the oxygen measurement mode with calculation of its influence on the oxygen content value. Easy in use and maintenance galvanic oxygen sensor. 1 or 2 point oxygen sensor calibration. Wide measuring range enables measurements in lakes with blooming vegetation. Other features: * Automatic or manual temperature compensation. * Internal clock with date. * Collecting up to 4000 results in the internal data logger with temperature, time and date, also taking series of measurements possible. * Non-volatile memory of the stored results and calibration data * Possibility of connecting with a PC by micro USB connector * Software for data transmission and collection delivered in set. * Powered by rechargeable batteries, or power adapter with USB - micro USB cable. * The meter meets the GLP requirements. * 24 months of warranty for the meter. * The meter was awarded with a golden medal on International Fair EUROLAB. * Possibility of choosing the meter equipped with separate connectors or with multi-pin connector for multifunction measuring head.

Used for conductivity, salinity, TDS and temperature measurements of high accuracy for work in the field and in the laboratory,Newly introduced function is the resistivity measurement of the tested liquid,Salinity measurement in NaCl or KCl based on real characteristics,Defining the TDS (Total Dissolved Solids) based on conductivity measurement,Wide measuring range enables measurements in ultra pure water, natural water as well as in very salty solutions,6 sub-ranges switched automatically,“HOLD” function to freeze the result on the display,Signalisation of the result stabilisation “READY” with symbol and sound,Wide range of α coefficient 0 to 10 % °C chosen depending on the measured solution,In case of measurements of natural water with conductivity from 60 μScm to 1 mScm the meter enables using non-linear temperature compensation. The parameters of this type of water is determined in norm EN27888:1999 and concerns surface waters, deep water and well water. This solution lowers the measurement error,The measurement accuracy of the ultra pure water with temperature compensation was increased by automatic adjustment of the α coefficient depending on the kind of trace contaminations and temperature.

Used for conductivity, salinity, TDS and temperature measurements of high accuracy for work    in the field and in the laboratory. * Newly introduced function is the resistivity measurement of the tested liquid. * Salinity measurement in NaCl or KCl based on real characteristics. * Defining the TDS (Total Dissolved Solids) based on conductivity measurement. * Wide measuring range enables measurements in ultra pure water, natural water as well as in    very salty solutions. * 6 sub-ranges switched automatically. * “HOLD” function to freeze the result on the display. * Signalisation of the result stabilisation “READY” with symbol and sound. * Wide range of α coefficient 0 to 10 % / °C chosen depending on the measured solution. * In case of measurements of natural water with conductivity from 60 μS/cm to 1 mS/cm    the meter enables using non-linear temperature compensation. The parameters of this type    of water is determined in norm EN27888:1999 and concerns surface waters, deep water    and well water. This solution lowers the measurement error. * The measurement accuracy of the ultra pure water with temperature compensation    was increased by automatic adjustment of the α coefficient depending on the kind of    trace contaminations and temperature. * Calibration by entering the constant K of the cell or in standard solutions in 1 to 5 points. * Possibility of sending to a PC a report of calibration - up to 10 last calibrations. * Possibility of changing the reference temperature value. * In set with high accuracy conductivity cell ECF-1. Measuring range 0 to 500 mS/cm sufficient    for measurements in ultra pure water and high salt concentration samples. Metal electrodes    are easy to clean and PVC body protects it against mechanical damages. * Ability to store constants K of three cells, which cover the whole conductivity range. * Possibility to measure electric admittance of tree seedlings – checking the vitality of seedlings    with a special sensor. * Equipped with an easy-to-read back-light LCD display with brightness control. * Internal clock with date. * Internal data-logger - storing up to 4000 measurements taken singly or in series with    time, temperature and date all data stored in non-volatile memory. * Storing the date of next calibration and reminding it in the right moment to the user. * Possibility of connecting with a PC by micro USB connector * Software for data transmission and collection delivered in set. * Powered with rechargeable batteries, or power adapter with USB - micro / USB cable. * Waterproof housing (IP-66) facilitates working in difficult conditions.

These standards are furnished in a range of viscosities and temperatures which are of particular interest in asphalt viscosity determinations and the determination of the viscosities of polymers.

CX-105 is a multi-purpose meter which enables to make different kinds of measurements depending on the type of the chosen head. Complete set of heads enables following measurements: pH, mV, redox potential, conductivity, salinity, oxygen dissolved in water in mgl or %, humidity with possibility to determine the dew point, temperature of the surface and temperature of liquids or air. The user may choose appropriate heads.

Feature : Used for field work., Good accuracy and minimised size.,Powered by 3 x LR44 batteries,Long-lasting work on one battery set.

CX-105 is a multi-purpose meter which enables to make different kinds of measurements depending on the type of the chosen head. Complete set of heads enables following measurements: pH, mV, redox potential, conductivity, salinity, oxygen dissolved in water in mg/l or %, humidity with possibility to determine the dew point, temperature of the surface and temperature of liquids or air. The user may choose appropriate heads. The meter cooperates with the following heads: * GP-105 - for pH and temperature measurement in water with low deposit content; * GPX-105s - for pH and temperature measurements in waste water or other viscous samples; * GR-105k- for redox potential and temperature measurement, electrode with cable; * GC-105 - for conductivity, salinity and temperature measurement; * GO-105 - for oxygen dissolved in water, in % or mg/l and temperature measurements, probe without cable; * GO-105K - for oxygen dissolved in water, in % or mg/l and temperature measurements, probe with cable; * GT-105 - for accurate temperature measurement, without cable; * GT-105k - for accurate temperature measurement, probe with cable; * GH-105 - for humidity and dew point measurements, sensor without cable; * GH-105k - for humidity and dew point measurements, sensor with cable; * GH-105p - for humidity and dew point measurements, sensor without cable but with RCA (chinch) connector for surface temperature probe, what enables to decide if painting on the surface in existing conditions is advisable. pH measurement pH calibration in 1 to 3 points. Automatic detection of the buffer solutions 4.00, 7.00, 9.00 pH (optionally: 4.00, 7.00, 10.00 pH). Automatic temperature compensation. The GPX-105s head is equipped with durable pH electrode made by Australian company Ionode, having non-standard construction with an “intermediate junction” which protects the actual electrode’s junction against clogging. Enables stable measurement in sewage and semi-solid substances, where standard electrodes quickly lose efficiency. Depending on needs an appropriate tip for the electrode can be chosen. Redox (mV) measurement Accuracy 1mV. Possibility of automatic calculation of the redox reading in relation to the chloride/silver electrode to the hydrogen electrode. Conductivity and salinity measurement 5 sub-ranges switched automatically. Wide measuring range in conductivity mode (up to 100 mS/cm) enables using the meter for measurements in pure water, waste water or in sea water. Salinity measurement in range up to 60 g/l converted to NaCl. In the conductivity measuring mode possibility of calibration by introducing the constant K or in a standard solution. The reference temperature value may be chosen between 25oC or 20oC for measurement in honey. Oxygen concentration measurement * 1 point calibration (in 100% O2 saturation). * Oxygen measurement in % or in mg/l. * Possibility of introducing a correction connected with the salinity of the sample. * Galvanic oxygen sensor of good quality. Temperature measurement * Separate head for temperature measurements enables measurements up to 150 °C with 3 cm * probe without cable, 200 °C with 12 cm probe without cable, 400 °C with every probe equipped with cable; * Accuracy of the temperature measurement depends on the kind of the chosen probe. Other features * Used for field work. * Good accuracy and minimised size. * Fully waterproof housing, floats if dropped in the water. * Powered by 3 x LR44 batteries * Long-lasting work on one battery set. * Automatic switch-off function to protect the batteries against discharging

These mechanical convection ovens heat up to a maximum temperature of 275°C to save you valuable time in drying and aging applications. All models have a PID microprocessor controller that is easy to set and monitor making them perfect for a variety of uses in which precise control and good uniformity are important. Safety features include a built-in backup controller and a circuit breaker. Backup controller automatically takes over the control if the actual temperature reaches 5°C above the set point. The circuit breaker protects the oven from power surges. The alarm indicator lets you know when the overtemperature value has been exceeded and the backup controller is in use.

Proportional-integral-derivative (PID) controller provides precise temperature control. Battery backup saves your last temperature setting—excellent for labs. where testing procedures are repeated. These mechanical convection ovens heat up to a maximum temperature of 275°C to save you valuable time in drying and aging applications. All models have a PID microprocessor controller that is easy to set and monitor making them perfect for a variety of uses in which precise control and good uniformity are important. Safety features include a built-in backup controller and a circuit breaker. Backup controller automatically takes over the control if the actual temperature reaches 5°C above the set point. The circuit breaker protects the oven from power surges. The alarm indicator lets you know when the overtemperature value has been exceeded and the backup controller is in use.

Laboratory meters in bench-top housing, powered by 12V power adapter,Large easy-to-read backlit LCD display facilitates work,Each of the models measure oxygen dissolved in water and sewage in % of saturation or in mgl, temperature and air pressure,CCO-505 model additionally measures conductivity and salinity. CPO-505 additionally measures pH and redox potential.Unification of the procedures in all measuring functions makes working easier,Possibility of sending to a PC a report of calibration - up to 10 last calibrations.

Laboratory meters in bench-top housing, powered by 12V power adapter. * Large easy-to-read backlit LCD display facilitates work. * Each of the models measure oxygen dissolved in water and sewage in % of saturation or    in mg/l, temperature and air pressure. * CCO-505 model additionally measures conductivity and salinity. CPO-505 additionally    measures pH and redox potential. * Unification of the procedures in all measuring functions makes working easier. * “HOLD” function to freeze the result on the display. * Signalisation of the result stabilisation “READY” with symbol and sound. * Possibility of sending to a PC a report of calibration - up to 10 last calibrations.   Oxygen measurement function: * Galvanic dissolved oxygen sensor. * Each of the models equipped with a function of automatic atmospheric pressure    measurement with calculation of its influence on the oxygen measurement readout in mg/l.   Easy to operate * Calibration of the oxygen sensor in 1 or 2 points. Automatic or manual temperature    compensation. * In CO-505 meter possibility of introducing the salinity value with automatic calculation of    its influence on the result of oxygen measurement. * CCO-505 model automatically counts the influence of salinity measured in the conductivity    mode on the oxygen measurement result.   Conductivity measurement function in CCO-505: * Full conductivity measuring range enables measurements in ultra pure water as well as saline. * 6 sub-ranges switched automatically. * In case of measurements of natural water with conductivity from 60 μS/cm to 1 mS/cm    the meter enables using non-linear temperature compensation. The parameters of this type    of water is determined by the norm EN27888:1999 and concerns surface water, deep water    and well water. * This solution lowers the measurement error. * The measurement accuracy of the ultra pure water with temperature compensation has    been improved by automatic adjustment of the α coefficient depending on the kind of    trace contaminations and temperature. * Calibration by entering the constant K in range 0.01÷19.999 cm-1 or in standards in 1 – 5 points. * Possibility to store constants K of three cells, which cover the whole conductivity range. * Wide range of α coefficient (0÷10% / °C) chosen depending on a kind of measured liquid. * Possibility of changing the reference temperature. * Converting the conductivity into salinity in NaCl and KCl proceeds according to the    real dependence, what greatly increases accuracy. * Possibility of determining the TDS by entering the TDS coefficient. * In set with high accuracy conductivity cell. Measuring range 0÷500 mS/cm sufficient    for measurements in ultra pure water and high salt concentration samples. Metal electrodes are   easy to clean and PVC body protects it against mechanical damage.   pH measurement function in CPO-505: * The pH and conductivity measurement circuits are isolated. * Calibration in 1 to 5 points. * Automatic detection of the buffer solutions’ values entered by the user. * Automatic correction of the standard solution’s pH value changes along with the    temperature changes for NIST standards. * Storing of 3 pH electrodes characteristics enables to replace them quickly – very useful    feature during field work. * Automatic evaluation of the electrode’s condition. Readout of the electrode's characteristic slope. * Depending on the kind of applied pH electrode it may be used for clean water, sewage,   soil measurements etc.   mV – redox measurement function in CPO-505: * Precise Redox potential measurement (accuracy 0.1mV). * Possibility of automatic calculation of the redox reading in relation to the chloride/silver    electrode to the hydrogen electrode.   Other features : * Automatic or manual temperature compensation. * Remembers the next calibration date. * Internal clock with date. * Internal data-logger enables storing up to 4000 measurements taken as single or in series    with time, temperature and date. * The results and calibration data are stored in non-volatile memory. * USB output for connecting with a PC. * The meters meet the GLP requirements.

The meter may be used for the field measurements as well as during accurate laboratory work. The meter is equipped with an easy-to-read back-light LCD display with brightness control. All functions are distinctive by very high accuracy and repeatability. Unification of the operating procedures in all measuring functions makes working trouble-free. Low weight and small size make working in the field easier.

Autotune feature helps eliminate temperature overshoot. Energy efficient insulation keeps exterior safe to touch. These furnaces are available in three sizes and three controller options to meet your application requirements. All models have autotune feature which allows the furnace to perform better at a particular set point and load, eliminating temperature overshoot for a commonly used application. An optional RS-485 communications port is available to let you use these furnaces with your computer. RS-485 option is factory installed—you must order the RS-485 option at the same time you order your furnace. The fully embedded heating elements maintain temperature uniformity. A door switch cuts power to the heating elements when the door is opened minimizing your exposure to hot temperatures and extending the life of the heating elements. Unique ceramic fiber insulation and double walled construction minimize exterior surface temperatures. The removable hearth plate prevents damage to furnace from spills. Single Set Point Control Furnaces have two LED displays to simultaneously display actual and set point temperatures.

Feature polyurethane foam and glass wool for superior heat insulation Forced air circulation offers uniform temperature distribution. Audio and visual alarms warn of temperature variation, and utility failure. Easy-to-clean stainless steel chamber. These mechanical convection ovens feature a double-walled chamber with glass wool and polyurethane foam (PUF) insulation. PUF insulation offers extremely effective and strong insulation properties that minimize heat loss and reduce energy costs. Stainless steel tubular heaters with stainless steel fins extend the oven’s lifetime. Choose models with either mild steel powder-coated paint or stainless steel exterior construction. Outer metal door offers magnetic gasket and lock, and a full-length inner glass door allows inspection of oven chamber while minimizing heat loss.

* Measures accurately: pH, redox potential, ion concentration in pX, gl, Ml, or ppm and temperature (°C). * The meter is equipped with large, easy-to-read backlit LCD display with brightness control. * Enables ion concentration measurements of monovalent, bivalent, negative and positive ions. * Separate isolated connectors for pH and Ion Selective Electrode enable their simultaneous connecting and measurements in one vessel. Ion Measurement: * The range of the meter enables work with all available ion selective electrodes (ISE), chosen adequately to the kind of measured ion, equipped with BNC 50 connector. * Entering automatically the molar weight of a particular ion. * Automatic unit conversion (e.g. moll to mgl). * Possibility of entering freely chosen values of ion standard solutions. * Automatic and manual temperature compensation. * The meter stores 3 characteristics of pH electrodes and ion selective electrodes independently.

Measures accurately: pH, redox potential, ion concentration in pX, g/l, M/l, or ppm    and temperature (°C). * The meter is equipped with large, easy-to-read backlit LCD display with brightness control. * Enables ion concentration measurements of monovalent, bivalent, negative and positive ions. * Separate isolated connectors for pH and Ion Selective Electrode enable their simultaneous    connecting and measurements in one vessel. Ion Measurement: * The range of the meter enables work with all available ion selective electrodes (ISE),    chosen adequately to the kind of measured ion, equipped with BNC 50 connector. * Entering automatically the molar weight of a particular ion. * Automatic unit conversion (e.g. mol/l to mg/l). * Possibility of entering freely chosen values of ion standard solutions. * Automatic and manual temperature compensation. * The meter stores 3 characteristics of pH electrodes and ion selective electrodes independently. pH measurement: * Calibration of the pH electrode: 1 to 5 points. * Automatic pH buffer detection, their value may be set by the user. * Automatic correction of the stored pH standard value influenced by the temperature    change (compliant with NIST). * Information about the pH electrode’s condition. * Depending on type of the chosen electrode making measurement in pure water, sewage,    pastes, etc. * Internal data-logger for up to 4000 sets of results with temperature, time and date. * Collecting series of readouts with intervals set by the user. * Possibility to enter the next calibration date into memory. * USB output. * The meter meets the GLP requirements. * Internal clock with date.

CX-505 measures pH, redox potential (mV), conductivity, salinity, resistivity, concentration of oxygen dissolved in water in % of saturation or in mgl, atmospheric pressure and temperature. The measurements made in all measuring functions are of very high accuracy and stability. Unification of the procedures in all measuring functions makes working easier. “HOLD” function to freeze the result on the display. Signalisation of the result stabilisation “READY” with symbol and sound. Possibility of sending to a PC a report of calibration - up to 10 last calibrations.

CX-505 measures pH, redox potential (mV), conductivity, salinity, resistivity, concentration of oxygen dissolved in water in % of saturation or in mg/l, atmospheric pressure and temperature. The measurements made in all measuring functions are of very high accuracy and stability. Unification of the procedures in all measuring functions makes working easier. “HOLD” function to freeze the result on the display. Signalisation of the result stabilisation “READY” with symbol and sound. Possibility of sending to a PC a report of calibration - up to 10 last calibrations. In the pH measuring function: Calibration of the pH electrode: 1 to 5 points. Automatic detection of the buffers’ value entered by the user. Automatic correction of the standard solution value (NIST) along with the temperature changes. Possibility to store characteristics of 3 electrodes makes changing them easily. Automatic evaluation of the electrode’s condition. Depending on the chosen electrode possible measurements in pure water, sewage, pastes, etc. In the redox (mV) measuring function: Precise redox potential measurement (accuracy 0.1mV). Possibility to measure redox potential relatively to the entered or measured reference potential – Vref. Possibility of automatic calculation of the redox reading in relation to the chloride/silver electrode to the hydrogen electrode.   In the conductivity measuring function: Wide measuring range enables measurements in ultra pure water, natural water as well as in very salty solutions. Newly introduced function is the resistivity measurement of the tested liquid. Salinity measurement in NaCl or KCl on the basis of the actual real characteristics. Defining the TDS (Total Dissolved Solids) based on conductivity measurement. 6 sub-ranges switched automatically. In case of measurements of natural water with conductivity from 60 μS/cm to 1 mS/cm the meter enables using non-linear temperature compensation. The parameters of this type of water is determined in norm EN27888:1999 and concerns surface waters, deep water and well water. This solution lowers the measurement error. The measurement accuracy of the ultra pure water with temperature compensation was increased by automatic adjustment of the α coefficient depending on the temperature and kind of trace contaminations. Calibration by entering the constant K of the cell or in standard solutions in 1 to 5 points. Wide range of α coefficient 0 to 10 % / °C chosen depending on the measured solution. Possibility of changing the reference temperature. In set with high accuracy conductivity cell ECF-1. Measuring range 0÷500 mS/cm sufficient for measurements in ultra pure water and high salt concentration samples. Metal electrodes are easy to clean and PVC body protects it against mechanical damage. Possibility of storing constant K of 3 conductivity cells. Automatic conversion of conductivity into salinity in NaCl or KCl on the basis of the actual characteristics and not a constant coefficient, what greatly increases accuracy. In the oxygen measurement function: Galvanic dissolved oxygen sensor. Each of the models equipped with a function of automatic atmospheric pressure measurement with calculation of its influence on the oxygen measurement readout in mg/l. The meter with dissolved oxygen sensor are easy to operate. Calibration of the oxygen sensor in 1 or 2 points. Automatic or manual temperature compensation. Possibility of introducing the salinity value with automatic calculation of its influence on the result of oxygen measurement. The meter automatically counts the influence of salinity measured in the conductivity mode on the oxygen measurement result. Other features: * Automatic or manual temperature compensation. * Internal clock with date. * Internal data-logger enables storing up to 4000 measurements taken as single or in series    with time, temperature and date. * The results and calibration data are stored in non-volatile memory. * Remembers the next calibration date. * USB output for connecting with PC. * The meter meets the GLP requirements.