Document Outline

• Table of Contents
  • 1 Before You Start 1
    • 1.1 Symbols Used 1
    • 1.2 Safety Information 2
      • 1.2.1 Warnings 2
      • 1.2.2 Cautions 4
    • 1.3 Customer Service Information 6
  • 2 Introduction 7
  • 3 Specifications and Environmental Conditions 9
    • 3.1 Specifications 9
    • 3.2 Environmental Conditions 9
    • 3.3 Hardware Warranty and Assistance 10
      • 3.3.1 Instrument Warranty 10
      • 3.3.2 In-Warranty Repairs 10
      • 3.3.3 After-Warranty Repairs 10
      • 3.3.4 Equipment Maintenance Agreements 11
      • 3.3.5 Customer Support 11
      • 3.3.6 Customer Support Agreement 11
      • 3.3.7 Customer Site Assistance 11
  • 4 Quick Start 13
    • 4.1 Unpacking 13
    • 4.2 Set-up 13
    • 4.3 Power 14
    • 4.4 Setting the Temperature 14
  • 5 Installation 17
    • 5.1 Bath Environment 17
    • 5.2 “Dry-out” Period 17
    • 5.3 Bath Preparation and Filling 17
      • 5.3.1 Drain Valve Installation Instructions 17
      • 5.3.2 Filling With Fluid 18
    • 5.4 Power 19
  • 6 Bath Use 21
    • 6.1 General 21
    • 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
    • 9.4 Secondary Menu 39
    • 9.5 Heater Power 39
    • 9.6 Proportional Band 39
    • 9.7 Cutout 41
    • 9.8 Controller Configuration 42
    • 9.9 Operating Parameters 42
      • 9.9.1 High Limit 42
      • 9.9.2 Low Limit 42
      • 9.9.3 Cooling 43
    • 9.10 Serial Interface Parameters 43
      • 9.10.1 Baud Rate 44
      • 9.10.2 Sample Period 44
      • 9.10.3 Duplex Mode 44
      • 9.10.4 Linefeed 45
    • 9.11 Calibration Parameters 45
      • 9.11.1 Hard Cutout 46
      • 9.11.2 R0 46
      • 9.11.3 ALPHA 46
      • 9.11.4 DELTA 46
      • 9.11.5 BETA 46
  • 10 Digital Communication Interface 47
    • 10.1 Serial Communications 47
      • 10.1.1 Wiring 48
      • 10.1.2 Setup 48
        • 10.1.2.1 Baud Rate 48
        • 10.1.2.2 Sample Period 49
        • 10.1.2.3 Duplex Mode 49
        • 10.1.2.4 Linefeed 49
      • 10.1.3 Serial Operation 49
    • 10.2 Interface Commands 49
  • 11 Calibration Procedure 53
    • 11.1 Calibration Procedure 53
      • 11.1.1 Calibration Equipment 53
      • 11.1.2 Calibration 53
  • 12 Maintenance 55
  • 13 Trouble Shooting 57
    • 13.1 Troubleshooting 57
    • 13.2 CE Comments 58
      • 13.2.1 EMC Directive 58
      • 13.2.2 Low Voltage Directive (Safety) 58
    • 13.3 Wiring Diagram 59
• Figures
  • Figure 1 Drain Valve Installation—IMPORTANT: Do Not Over Tighten. Follow the installation instructions above. 18
  • Figure 2 CTR-80 Control Panel 23
  • Figure 3 Back Panel 25
  • Figure 4 Controller Operation Flowchart 36
  • Figure 5 Serial Cable Wiring 48
  • Figure 6 Wiring Diagram 59
• Tables
  • Table 1 International Electrical Symbols 1
  • Table 2 Table of Various Bath Fluids 31
  • Table 3 Controller Communications Commands 50
  • Table 3 Controller Communications Commands continued 51