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Explaining Blocks and Block Size in DASYLab
6 DASYLab works in a block dependent mode. Each block contains measurement data, called samples, and a block header. The header contains information about the block, including the data type, the start time of the block and the sample interval. The program calculates a time stamp for each sample. Ma....
My Datascan 7000 Measurement Processor series settings are not stored by DASYLab
6 To set up the configuration of the installed Datascan 7000 Measurement Processor, go to the Experiment/Measurement menu and select "Hardware Setup." The Datascan 7000 driver creates a file called Datascan.Ini which contains the stored configuration. The default location for this file is the WINDO....
DASYLab Error: "Device AI: A module cannot be loaded "
2 The problem results from the fact that although Measurement Computing DASYLab drivers are installed on the computer the actual hardware is not connected to it or configured in Instacal. To resolve this issue close DASYLab, connect the hardware to the computer, run Instacal and configure your hardw....
How do you start/stop a DASYLab worksheet using a button on the layout instead of using the Play button?
E Add a switch from the Control modules group to the worksheet, and double click the module to open the Properties page. Select Start/Stop switch. This module will have no outputs. On the Layout screen, create a new "Link Graph" window. Double click on the new "Link Graphic" box to open the properti....
How do you automatically increment the filename when the file reaches a certain size?
2 By using the Multifile option in the File Write module, the block size can be used to determine when a new file is to be written. When n channels are merged, both the sample rate and the blocksize are increased by n. The number of blocks per second is unchanged. To create files compatible with Exc....
Using DASYLab to Communicate over RS-232
2 Figure 1: A simple DASYLab worksheet to read data from an instrument via RS-232. Open the Modules menu, and go to the Input/Output section. Paste an RS-232 input module onto the worksheet. (Click OK to the Select New input module at different Interface dialogue.) If an error opening serial interfa....
What is the difference between the chart recorder and the Y/t chart?
A The chart recorder is most suitable for slow data (e.g. up to 1kHz) while the Y/t data is suitable for high speed data. In default mode, the Y/t chart operates like an oscilloscope, and will only update when new data equal to the complete width of the display is available. However, a fast recorder....
How can I produce a flat reference curve in DASYLab?
6 The chart recorder and Y/t modules support a reference curve, which can be configured by double clicking the module on the worksheet, and clicking the "Ref. Curve" button. You will see the following options. Show reference curve Specifies that DASYLab displays a reference curve for the selected d....
ERROR "DASYLab Data Acquisition System Laboratory has encountered a problem and needs to close. We are sorry for the inconvenience." (DASYLab 9.00.00)
A This problem occurred in DASYLab 9.00.00. An quick fix can be made by editing the file DASYLab.INI (which can be found in the root of the DASYLab installation folder, for example C:\Program Files\DASYLab 9.0), and changing the parameter: Reopen=43002 to read Reopen=43000 For a more comprehensive s....
Does DASYLab support Modbus over TCP?
6 Support for Modbus over TCP was introduced with DASYLab 11.01 (Service Pack 1), but in order to activate all of the latest functionality of the Modbus modules, DASYLab Service Pack 2 is required. DASYLab versions 9 and 10 include support for Modbus over serial (RS-232) only. Service Pack 2 can be ....
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