User ManualTable of ContentsSection 1 - Introduction11.1 Precautions11.2 Safety Warnings and IEC Symbols11.3 Statement on CE Marking11.4 General Description and System Components11-1 IEC Symbols1System Components1Section 2 - Hardware22.1 Package Inspection22.2 Included Items2Section 3 - Hardware Setup33.1 OM-DAQ-USB-2400 Components33.2 USB Hubs and Power Adaptors33.2.1 USB-powered Hubs33.2.2 Self-powered Hubs33.2.3 Power Adaptors33.4 Connecting Various Hardware Setups33.4.1 Direct Connection To Computer USB Port(s)33.4.2 Connection To USB-powered Hub33.4.3 Connections To Self-powered and USB-powered Hubs33.5 OM-DAQ-USB-2401 Mounting33.5.1 OM-DAQ-USB-2401 Wall Mounting33.5.2 OM-DAQ-USB-2401 DIN Rail Mounting3to a Computer USB Port3Direct Connection to Computer USB Port3Connection to USB-powered Hub3and to USB-powered Hub3OM-DAQ-USB-2401 Wall Mounting3Dimensions3OM-DAQ-USB-2401 Rail Mounting3Section 4 - Software44.1 Getting Started44.2 Software Installation44.2.1 System Requirements44.2.2 Software Setup44.3 DAQ Central Software Operation44.3.1 Main Control Window Pull-Down Operations44.3.2 Device Configuration44.4 Power Line Rejection44.5 Optical Isolation44.6 A/D Conversion44.7 Input Ranges44.8 Analog Input Configuration44.9 Measurement Duration, Scan Time, and Resolution44.10 Automatic Calibration44.11 Thermocouple Measurements44-1 Welcome Screen4Select Install Screen4Confirm Installation Screen4Main Control Window4Toolbar Buttons4File Menu4Device Menu4Tools Menu4Help Menu4Configuration Mode Channels Tab Screen4Scan Options4Unit Options4Automatic Calibration4Trigger Options4"Start Trigger" Options4"Stop Trigger" Options4Data Tab4Data "Save Behavior" Option4Main Window Screen4Gauges Screen4Bars Screen4Digital Screen4Table Screen4Waveform Screen4Sample Options Screen4OM-DAQ-USB-2400 Block Diagram4Calibration/Scan Arrangement4Thermocouple Wiring4Section 5 - Signal Management55.1 Channel Control and Expansion55.2 Scan Time and Resolution55.2.1 Scan Time55.2.2 Resolution [Effective Number of Bits (ENOB, RMS)]55.3 Under Sampling and Aliasing55.4 Triggering55.5 Signal Modes55.6 System Noise55.7 Averaging55.8 Analog Filtering55.9 Input and Source Impedance55.10 Crosstalk5Scan Rate vs Resolution (ENOB, RMS)5Examples of Under Sampling5Trigger Source Diagram5Noise Reduction in Differential Mode5Example of Floating Differential Circuit5Analog to Digital Converter5Section 6 - CE Conformity66.1 OM-DAQ-USB-2401 Design for CE Conformity6Ferrite Core68.1 Service and Calibration7Section 7 - Troubleshooting77.1 Basic Checklist77.2 Symptoms and Solutions7Section 8 - Service and Calibration88.1 Service and Calibration8Section 9 - Specifications9OM-DAQ-USB-24009Section 10 - Approvals and Regulatory Compliance1010.1 International Usage and CE Marking10Size: 2.9 MBPages: 56Language: EnglishOpen manual