Omega Engineering Comprehensive Manual for the OM-DAQ-USB-2401 Barcode Reader

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2Hardware

Section 2 - Hardware

It is important that you read this manual completely and follow all safety precautions before operating this instrument.

2.1 Package Inspection

Remove the packing list and verify that you have received all your equipment. If you have any questions about the shipment, please call our Customer Service Department at 1-800-622-2378 or 203-359-1660. We can also be reached on the Internet at omega.com, e-mail: cservice@omega.com. When you receive the shipment, inspect the container and equipment for any signs of damage. Note any evidence of rough handling in transit. Immediately report any damage to the shipping agent.

NOTE:

The carrier will not honor any damage claims unless all shipping material is saved for inspection. After examining and removing contents, save packing material and carton in the event reshipment is necessary.

2.2 Included Items

The following items are supplied in the box:

1 Omega OM-DAQ-USB-2401 data acquisition module

1 Omega DAQ Central software CD

1 USB Cable

1 9Vdc Power Adaptor

1 Mounting Kit (8 screws, 2 mounting brackets, 2 DIN rail adaptors)

1 Omega screwdriver

1 OM-DAQ-USB-2400 Series User Manual (this one, M-5025)

1 OM-DAQ-USB-2400 Series Quickstart Manual (MQS-5025)

2 Type K Thermocouples with Stripped Leads

2-1

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Contents OM-DAQ-USB-2401 Servicing North America OM-DAQ-USB-2400 Multiple Channel USB Data Acquisition Module OM-DAQ-USB-2400 International Usage and CE Marking 10-1List of Figures SectionExamples of Under Sampling Precautions IntroductionStatement on CE Marking Safety Warnings and IEC SymbolsGeneral Description & System Components System Components Package Inspection HardwareIncluded Items USB Hubs and Power Adaptors Hardware SetupOM-DAQ-USB-2401 System Components Self-powered Hubs USB-powered HubsPower Adaptors Connecting Your OM-DAQ-USB-2401 Acquisition System to PC Connecting Various Hardware Setups Direct Connection to Computer USB PortsConnection to USB-powered Hub Connections to Self-Powered and USB-powered HubsConnections to Self-Powered Hub and to USB-Powered Hub OM-DAQ-USB-2401 MountingOM-DAQ-USB-2401 Wall Mounting OM-DAQ-USB-2400 SeriesOM-DAQ-USB-2401 DIN Rail Mounting OM-DAQ-USB-2401 Rail MountingGetting Started Software InstallationSoftware System RequirementsSoftware Setup Welcome ScreenConfirm Installation Screen DAQ Central Software Operation Main Control WindowToolbar Buttons Toolbar ButtonsMain Control Window Pull-Down Operations File MenuTools Menu 2 Device Configuration Channels TabConfiguration Parameter Settings Manual Acquisition is manually started/stopped Level Data Tab Data Displays18. Main Window Screen 23. Waveform Screen Optical Isolation Power Line RejectionA/D Conversion Analog Input Configuration Input RangesMeasurement Duration, Scan Time, and Resolution Automatic Calibration 27. Calibration/Scan Arrangement28. Thermocouple Wiring Thermocouple MeasurementsResolution Effective Number of Bits ENOB, RMS Signal ManagementScan Time and Resolution Channel Control and ExpansionUnder Sampling and Aliasing RMSSignal Examples of Under SamplingSignal Modes TriggeringNoise Reduction in Differential Mode Averaging System NoiseAnalog Filtering Vadc = VT x Ri / Rs + Ri Input and Source ImpedanceCrosstalk = RCCE Conformity OM-DAQ-USB-2401 Design for CE ConformityFerrite Core Basic Checklist TroubleshootingSymptoms and Solutions Service & Calibration Service & CalibrationSpecifications Thermocouple Input Range Power SupplyExternal Power Source Cold JunctionThermocouple Accuracy ºC for OM-DAQ-USB-2401 TC Type Temp Typical Fast SlowApprovals and Regulatory Compliance International Usage & CE Marking10-2 10-3 10-4 WARRANTY/DISCLAIMER Temperature