GE CTR 80 manual Parts and Controls, General Operation, Controller Operation

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6.2 Comparison Calibration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 6.3 Calibration of Multiple Probes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

7 Parts and Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

7.1

Control Panel

23

7.2

Bath Tank and Lid

24

7.3

Back Panel

24

8 General Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

8.1 Bath Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

8.1.1

Temperature Range

27

8.1.2

Viscosity .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

27

8.1.3

Specific Heat

27

8.1.4

Thermal Conductivity

28

8.1.5

Thermal Expansion

28

8.1.6

Electrical Resistivity

28

8.1.7

Fluid Lifetime

28

8.1.8

Safety . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

28

8.1.9

Cost . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

29

8.1.10 Commonly Used Fluids

29

 

8.1.10.1

Water (Distilled)

29

 

8.1.10.2

Ethanol

29

 

8.1.10.3

Mineral Oil

30

 

8.1.10.4 Silicone Oil (Dow Corning 200.05, 200.10, 200.20)

30

 

8.1.10.5

Halocarbon 0.8

30

8.1.11 Fluid Characteristics Table

30

 

8.1.11.1

Limitations and Disclaimer

31

8.2 Stirring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

8.3 Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

8.4 Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

8.5 Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

8.5.1 Operation

33

8.5.2 Important Refrigerant Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

8.6 Temperature Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

9 Controller Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

9.1 Bath Temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 9.2 Temperature Set-point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

9.2.1

Programmable Set-points

35

9.2.2

Set-point Value

37

9.2.3

Temperature Scale Units

37

9.3 Scan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

9.3.1

Scan Control

38

9.3.2

Scan Rate

38

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Image 4 Contents
GE Kaye World Headquarters Table of Contents General Operation Parts and ControlsController Operation Maintenance Trouble Shooting Digital Communication InterfaceWiring Diagram Figures Tables Symbols Used Before You StartSafety Information Canadian Standards AssociationBurn Hazard Bath Fluids Cold Baths Customer Service Information World HeadquartersIntroduction Specifications Environmental ConditionsHardware Warranty and Assistance Instrument WarrantyIn-Warranty Repairs After-Warranty RepairsEquipment Maintenance Agreements Customer SupportCustomer Support Agreement Customer Site AssistanceUnpacking Quick StartSet-up Power Setting the TemperatureAccess set-point selection Set-point 1, 25.0C currently used Installation Drain Valve Installation InstructionsBath Environment Dry-out PeriodFilling With Fluid Necessary Comparison Calibration GeneralBath Use Calibration of Multiple Probes Parts and Controls Control PanelBath Tank and Lid Back PanelBack Panel Temperature Range General OperationBath Fluid ViscositySafety Thermal ConductivityThermal Expansion Electrical ResistivityCost Commonly Used FluidsWater Distilled EthanolMineral Oil Fluid Characteristics TableSilicone Oil Dow Corning 200.05, 200.10 Limitations and Disclaimer Table of Various Bath FluidsHeater StirringRefrigeration Operation Temperature ControllerImportant Refrigerant Information General Operation Bath Temperature Temperature Set-pointController Operation Programmable Set-pointsDisplay Temperature Temperature Scale Units Set-point ValueScan Control ScanScan Rate Secondary Menu Heater PowerProportional Band New proportional band setting Cutout CO= 80CController Configuration Operating ParametersHigh Limit Low LimitSerial Interface Parameters CoolingBaud Rate Duplex ModeSample Period Calibration Parameters LinefeedHard Cutout 11.2 R0Alpha DeltaDigital Communication Interface Serial CommunicationsWiring SetupRS-232 Cable Wiring for IBM PC and CompatiblesInterface Commands Duplex ModeSerial Operation Sample PeriodSecondary Menu Lfeed=on Lf=on Calibration Procedure Calibration ProcedureCalibration Equipment CalibrationCalibration Procedure Maintenance Maintenance Trouble Shooting TroubleshootingCE Comments Low Voltage Directive SafetyEMC Directive Wiring Diagram Revisions