Omega Engineering CYD201 and CYD208 manual Model CYD201/CYD208 Specifications, Resolution

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To within ±0.1K from 177 K to 313 K. To ±0.2 K or better from 30 K to 373 K. ±1.0 K above 373 K.
1.4 K to 475 K without probe
23 K to 473 K with probe
Connections: Four-lead sensor connection (2 current, 2 voltage).
Response Curves*: Standard Curve 10, DT-500DI-8A (also -8B and -8C),DT-500DRC-D,DT-500DRC-E1, and CTI Curve C.
* SOFTCAL™ qualified only for CY-7 Series diode sensors.
COMPUTER INTERFACE
Type: RS-232C Serial Three Wire (Refer to Table 4-1).
MECHANICAL
Ambient Temperature Range: 18 to 28 °C (64 to 82 °F), or 15 to 35 °C (59 to 95 °F) with reduced accuracy.
Power Requirements: 90-125 or 210-250 VAC, 50/60 Hz, 3 watts.
Dimensions: 41 x 106 x 164 mm (1.61 x 4.18 x 6.45 inches).
Weight: 0.5 kilogram (1.1 Pounds)
NOTES
1. Product Specifications subject to change without notice.
2. System electronic temperature accuracy in a given temperature range is the sum of the specifications given for input and output. Sensor calibration errors are not included.
Scan/Dwell:
Sensor Excitation: 10 µA constant current
Repeatability: <50 mK
Input Range: 0 to 3 volts with a resolution of 0.1 mV
Hi/Lo Alarm Setpoint: 0.1° resolution
Alarm Relay: Single SPDT relay, rated 28 VDC or Peak AC, 0.25 A (3 W max.)
System Accuracy:
Temperature Range:
0.1 for values > 100 or < –100
0.01 for values between -100<T<100
The Model CYD208 automatically scans all eight channels with selectable dwell times of 0 (skip), 5, 10, 30 and 60 seconds for each channel.

OMEGA Model CYD201/CYD208 User’s Manual

Table 1-1. Model CYD201/CYD208 Specifications

Display: Four-digit LED display

Resolution:

1-2

Introduction

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Contents M789-038A June Warranty Return Requests / InquiriesTable of Contents Table of Contents List of Illustrations This Page Intentionally Left Blank Table of Contents Model CYD201/CYD208 General Description Chapter IntroductionGeneral Model CYD201/CYD208 Specifications ResolutionHandling Liquid Helium and Liquid Nitrogen LHe and LN2 Safety PrecautionsHandling Cryogenic Storage Dewars Recommended First Aid Electrostatic DischargeSafety Summary Identifying Esds ComponentsHandling Esds Components Ground The InstrumentSafety Symbols Do Not Operate In An Explosive AtmosphereKeep Away From Live Circuits Do Not Substitute Parts Or Modify InstrumentRepackaging for Shipment Chapter InstallationInspection and Unpacking Power and Ground Requirements Sensor Installation RecommendationsFour-Lead Measurement Two-Lead Vs Four-Lead MeasurementsTwo-Lead Measurement Connecting Leads To The Sensor Sensor MountingMeasurement Errors Due To AC Noise Terminal Description Sensor Input ConnectionsJ1 Input Sensor Curve Definition Rack MountingHole Sizes Model CYD208-DIN Rack MountingInitial Power UP Sequence Power UP ErrorsThis Page Intentionally Left Blank Installation Chapter Operation Units KEYAlarm Setpoint Scan Mode Model CYD208 OnlySetting Dwell Times Model CYD208 Only Alarm OperationSoftcal Compensations Latched And Unlatched AlarmsAlarm Fix Function Model CYD208 Only SoftCal Calibration Procedure Verifying SoftCal Operation Erasing SoftCal CompensationsOperation Serial Interface Chapter Remote OperationSerial Interface Connections Serial I/O RJ-11 Connector Pin Definitions J2 Serial I/OSerial Interface Operation Sample Basic ProgramSerial Interface Command Summary Sample Quick Basic 4.0 ProgramInput ReturnedInput F0x Returned Nothing Input Hxxx.x Returned NothingInput Lxxx.x Returned Nothing Input R Returned NothingSwitch ID and Alarm Data High or Low Parameter H = high alarm, L = low alarmInput YCx Returned Nothing End Scanning Model CYD208 OnlyScan Status Model CYD208 Only Sign,sensor reading,units,alarm status CrlfCurrent channel,sign,sensor reading,units, alarm statusCRLF This Page Intentionally Left Blank Remote Operation Chapter Service Model CYD201 Rear Panel ConnectionsModel CYD208 Rear Panel Connections Model CYD208 Rear Panel ConnectionsError Code Troubleshooting General MaintenanceFuse Replacement Line Voltage ConfigurationModel CYD201 Model CYD208 Current Source CalibrationRecalibration 2 A/D Converter Calibration Serial Interface Cable and AdaptersModel CYD200-B RJ-11 to DE-9 Adapter Wiring Details Page Chapter Options and Accessories Accessories Model Description of AccessoryDIN Model Description of AccessoryModel CYD201/CYD208 Wires Lsci P/N Description of Cable Model CYD201/CYD208 Sensors Sensor no Description of Sensor Series DT-420Series DT-450 Series CY-7Options and Accessories Appendix a Curve Tables A1.0 GeneralTable 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 Flow TemperaturePRESSURE/STRAIN