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DAT5280 Ambient Temperature Sensor Module User Manual
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1. DAT5280 Ambient Temperature Sensor Module User Manual Version 1 0 2 Feb 2004 Copyright Dr Robot Inc 2003 1 Table of Contents I Introduction 2 II Operations 2 II 1 Typical performance characteristics 2 II 2 Running as part of WiRobot System 3 II 3 Running as a General Purpose Temperature Sensor Module 3 III Connections 3 III 1 Board Structure 3 III 2 Connector Description 4 IV Specifications 4 Related Document WiRobot PMS5005 Sensing and Motion Controller User Manual Copyright Dr Robot Inc 2003 2 I Introduction The DAT5280 Ambient Temperature Sensor Module uses high precision CMOS temperature sensor to generate linear voltage signal according to the ambient air temperature With a temperature coefficient of 25 5 mV C and nonlinearity of 0 5 the DAT5280 is superior in the functionality over conventional temperature sensors like thermometers Typical applications include robotic system and high precision thermal control Features High linearity 0 5 Standard output 0 3 3V High temperature accuracy Plug and play in the WiRobot system Applications Robotic system Temperature sensing Thermal control II Operations II 1 Typical performance characteristics The performance characteristics are shown in the figures II 1 and II 2 If needed the temperature accuracy error could be removed
2. by calibration on the individual module basis Figure II 1 Output Voltage vs Ambient Temperature Copyright Dr Robot Inc 2003 3 Figure II 2 Accuracy vs Temperature II 2 Running as part of WiRobot System When using the DAT5280 with WiRobot system user can simply connect the module to the temperature sensor module connector on the PMS5005 controller board and the PMS5005 built in sensor device driver will take care of the data acquisition Users can simply call a function offered by the WiRobot SDK software on PC requires Microsoft platform or send a data request packet platform independent to obtain the data II 3 Running as a General Purpose Temperature Sensor Module When using the DAT5280 with a third party controller the power supply and the input output signals should be connected properly please refer to Section III The controller can get the temperature data via an analog to digital converter The temperature reading can then be calculated according to Figure II 1 or the following equation TV in V 0 92 0 0255 Temperature III Connections III 1 Board Structure Figure III 1 illustrates the structure of the board Figure III 1 DAT5280 Structure Copyright Dr Robot Inc 2003 4 III 2 Connector Description The DAT5280 can be connected to the controller system via a 3 pin 2 54 mm pitch single row connector Table III 1 Temperature Sensor Connectors Pin Name Function 1 VCC Pos
3. itive power source 5 V DC 2 TV Temperature voltage analog signal output 3 GND Power ground IV Specifications Table IV 1 DAT5280 Specification Parameter Conditions MIN TYP MAX Unit Power Supply Voltage 4 9 5 0 5 1 V Current Consumption Vcc 5 V 5 0 mA Nonlinearity 20 C 80 C 0 5 Temperature Sensitivity 20 C 100 C 4 66 25 5 26 34 mV C Board Size 30 x 24 mm x mm
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