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Simply plug DrDAQ into the parallel port of any PC, run the supplied software and you are ready to collect and display data.
- Built in sensors for light, sound and temperature
- Measures pH just plug in any standard electrode
- Two sockets for external sensors
- Automatically scales readings
- Details are provided to allow users to develop their own sensors
- PicoLog allows DrDAQ to be used as an advanced datalogger over long periods of time
- PicoScope software allows rapidly changing signals to be analysed
- Supplied with a library of science experiments. Both student and teacher versions are supplied
- Full details and demo versions of the software supplied with DrDAQ can be found at: www.DrDAQ.com
- A digital output and a LED are also provided for control/alarm purposes. These can be set on/off using threshold limits on any channel
- The Humidity Sensor plugs into one of the external sensor sockets using the supplied 5m cable, readings are displayed in %RH, response time 60 seconds, 0 to 60°C temperature range
- The Reed Switch can be used to detect the presence of a magnetic field such as from a bar magnet or an electromagnet, it can also be used as an alternative to a lightgate for timing applications, supplied with a 5m cable
- The Temperature Sensor is a high accuracy general purpose temperature sensor with a two metre lead, suitable for air, surface or liquid measurements
- The pH electrode is a robust epoxy bodied pH electrode ideal for educational use, body size is 12 x 120mm, operating temperature range is 0°C to +60°C
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| Input Channels | 7 internal, 2 external | | | | |
Sampling Rate | 10 to 15kS/s (PC dependant) | | | | |
Overload Protection | °30v | | | | |
Digital Outputs | 1 TTL (with 1-3kW Output Impedance), 1 LED | | | | |
Dimensions | 55 x 70 x 20mm | | | | |
Output Connector | 25 way male D-type to PC parallel port | | | | |
External sensors specification | | | | | |
Sensor | Range | Resolution | Accuracy | | |
pH | 0 to 14 | 0.02 pH | Calibration dependent | | |
Temperature | –10°C to 105°C | 0.1°C (at 25°C) | 0.3°C (at 25°C) | | |
Internal sensors specification | | | | | |
Channel | Range | Resolution | Accuracy | | |
Sound waveform | ±100 | 0.2 | Not calibrated | | |
Sound level | 55 to 100dBA | 1dBA | 5dBA | | |
Voltage | 0 to 5V | 5mV | 3% of FSD | | |
Resistance | 0 to 1MΩ | 0.1kΩ (at 10kΩ) | 2% (at 100KΩ) | | |
Temperature | 0°C to 70°C | 0.1°C (at 25°C) | 2°C (at 25°C) | | |
Light | 0 to 100 | 0.1 | Not Calibrated | | |
Humidity sensor | | | | | |
Range | 205-90% (non-condensing) | | | | |
Overall accuracy | ±10% | | | | |
Response time | still air | 60 min. | | | |
| vigorous air | 60 seconds | | | |
Resolution | 0.2%RH | | | | |
Temperature range | 0°C to 60°C | | | | |
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