All posts by Einat

mA Current – main section

 

mA Current logger sensor

NUL-248

This sensor can be used to measure the current in the mA range, in parallel or series branches of low voltage AC and DC circuits and also to investigate the dependence of the current flow through components on the voltage across them.
With its 4 mm plugs it can easily be connected into electric circuits.


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Geiger counter – main section

 

Geiger counter logger sensor

NUL-247

The most common types of radiation are alpha, beta and gamma. The NeuLog Geiger sensor measures all three types of radiation. The radioactivity of a sample can be measured by counting how many ionizing events occurred in a period of time or as rate (counts per second, for example). Possible experiments that can be performed are: Radioactivity and distance, Lifetime measurements, Biological radioactive markers, measuring half-lives, Radiation shielding, etc.


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Resistance – main section

Resistance logger sensor

NUL-249

The sensor measures the current through the resistance and the voltage on it, its output is a resistance value. Using ohm’s law (R = V/I) the resistance is calculated from the current and voltage values. Possible experiments that can be performed are: Electrical components resistance measurements, electrical parallel circuits, electrical series circuits and electronics.

Resistance-main1

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pH – specifications

Specifications

  • Used in the fields of Chemistry, Pharmacology, Biochemistry, Biology, Earth Science, Environmental Science, etc.
  • The pH electrode houses a sensitive glass bulb which detects the H+ concentration in the fluid being tested.
  • Includes storage solution in a container (attached to the probe).
  • The sensor is pre-calibrated at the factory.
  • The probe needs to be offset to pH 7 prior to initial use.
  • Experiment duration: 1 second to 31 days.

 

Sensor Guide and Example labs

 

Oxygen – specifications

Specifications

  • Used in the fields of Chemistry, Physiology, Exercise Science, Biochemistry, Biology, Earth Science, Environmental Science, etc.
  • The sensor is based on a Clark type probe that includes a platinum electrode and an AgCl electrode placed in a KCl electrolyte; all is covered by a Teflon membrane.
  • Includes a 30 mL oxygen sensor filling solution (1 M KCl) and a replacement membrane cap.
  • The sensor is pre-calibrated at the factory.
  • Offset of the probe assumes a standard atmospheric oxygen concentration of 20.9% or fully saturated water.
  • Experiment duration: 1 second to 31 days.

 

Sensor Guide and Example labs

Temperature – main section

Temperature logger sensor

NUL-203

This is one of our most versatile sensors. It can be used in biology to monitor ecological systems, microbiological cultures and to study the effect of temperature on photosynthesis and enzymatic reactions. In chemistry, to study exothermic or endothermic reactions and how the rate of reaction is affected by temperature; in physics it can be used to study heat/energy transfer.

This sensor can be used for temperature measurements in solids, liquids or gases.

Temperature - main

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temperature under 1 temperature under 2

 

Charge – main section

Charge logger sensor NUL-246

This sensor measures electrostatic charges. It can be seen as a highly sensitive electroscope indicating whether a charge is positive or negative. Other uses are: to explore the nature of static charge, to measure both charge and voltage, to measure charge by induction, quantify the charge on a capacitor or discover the charge distribution on a conducting sphere.

 


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