M789-038A June | Omega Engineering CYD201 and CYD208 instruction

M789-038A

15 June 1999

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Omega Engineering CYD201 and CYD208 manual M789-038A June

Contents

M789-038A June Return Requests / Inquiries Warranty Table of Contents Table of Contents List of Illustrations This Page Intentionally Left Blank Table of Contents General Chapter IntroductionModel CYD201/CYD208 General Description Resolution Model CYD201/CYD208 Specifications Handling Cryogenic Storage Dewars LHe and LN2 Safety PrecautionsHandling Liquid Helium and Liquid Nitrogen Electrostatic Discharge Recommended First Aid Identifying Esds Components Safety SummaryHandling Esds Components Ground The Instrument Do Not Operate In An Explosive Atmosphere Safety SymbolsKeep Away From Live Circuits Do Not Substitute Parts Or Modify Instrument Inspection and Unpacking Chapter InstallationRepackaging for Shipment Sensor Installation Recommendations Power and Ground Requirements Two-Lead Measurement Two-Lead Vs Four-Lead MeasurementsFour-Lead Measurement Sensor Mounting Connecting Leads To The Sensor Measurement Errors Due To AC Noise J1 Input Sensor Input ConnectionsTerminal Description Rack Mounting Sensor Curve Definition Model CYD208-DIN Rack Mounting Hole Sizes Power UP Errors Initial Power UP Sequence This Page Intentionally Left Blank Installation Units KEY Chapter Operation Scan Mode Model CYD208 Only Alarm SetpointSetting Dwell Times Model CYD208 Only Alarm Operation Alarm Fix Function Model CYD208 Only Latched And Unlatched AlarmsSoftcal Compensations SoftCal Calibration Procedure Erasing SoftCal Compensations Verifying SoftCal Operation Operation Serial Interface Connections Chapter Remote OperationSerial Interface J2 Serial I/O Serial I/O RJ-11 Connector Pin Definitions Sample Basic Program Serial Interface Operation Sample Quick Basic 4.0 Program Serial Interface Command SummaryInput Returned Input Hxxx.x Returned Nothing Input F0x Returned NothingInput Lxxx.x Returned Nothing Input R Returned Nothing High or Low Parameter H = high alarm, L = low alarm Switch ID and Alarm DataInput YCx Returned Nothing End Scanning Model CYD208 Only Current channel,sign,sensor reading,units, alarm statusCRLF Sign,sensor reading,units,alarm status CrlfScan Status Model CYD208 Only This Page Intentionally Left Blank Remote Operation Model CYD201 Rear Panel Connections Chapter Service Model CYD208 Rear Panel Connections Model CYD208 Rear Panel Connections General Maintenance Error Code Troubleshooting Line Voltage Configuration Fuse Replacement Recalibration Current Source CalibrationModel CYD201 Model CYD208 Serial Interface Cable and Adapters 2 A/D Converter Calibration Model CYD200-B RJ-11 to DE-9 Adapter Wiring Details Page Accessories Model Description of Accessory Chapter Options and Accessories Model CYD201/CYD208 Wires Lsci P/N Description of Cable Model Description of AccessoryDIN Series DT-420 Model CYD201/CYD208 Sensors Sensor no Description of SensorSeries DT-450 Series CY-7 Options and Accessories A1.0 General Appendix a Curve Tables Table A-2. Curve 1 DT-500DI-8A Voltage-Temp. Characteristics Table A-3. Curve 2 DT-500DRC-D Voltage-Temp. Characteristics 6591 18.0 Table A-5. Curve 4 CTI Diode Voltage-Temp. Characteristics Table A-6. Curve 5 DT-500DI-8C Voltage-Temp. Characteristics Table A-7. Curve 6 CY-7 Voltage-Temp. Characteristics 305.0 50689 Page Page PRESSURE/STRAIN TemperatureFlow