Sensing and Datalogging for Science Education

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Last updated  11th March 2010                   Sensors           Logbooks           UK PriceLists          Investigations         2010 Catalogue

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Energy Sensor

Looking for mains power monitoring?  Follow this link.

 

For non-mains power, values are derived from a Current or Voltage Sensor using Datadisc Pt

  1.  ±10 Amps
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    resolution 0.02 Amps

  2. ±1 Amps
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    resolution 0.002 Amps

  3. ±100 m Amps
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    resolution 0.2 m Amps

  4. ±1 m Amps
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        resolution 0.002 m Amps

OR...

  1. ±20 Volts
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    resolution 0.05 Volts

  2. ±5 Volts
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    resolution 0.01 Volts

  3. ±1 Volts
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    resolution 0.002 Volts

Voltage and current sensors can be used together anywhere in a circuit with a supply voltage of up to 24 Volts with no interference between sensors. All work from DC to 10KHz.

Typical Investigations

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Current and voltage in a diode

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Current and voltage in a filament bulb

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Current and voltage in a LDR

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Current and voltage in a resistor

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Current and voltage in a thermistor

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Energy consumption

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Heat in a resistor

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Relationship between power, voltage and current

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Relationship between steady current, charge and time

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Resistance in a circuit

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AC current-generator

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Force on a current-carrying wire in a magnetic field (Lorentz force)

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Induced e.m.f.

 
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