Fluke 7012 Manuals

Fluke 7012 Manuals

Manuals and User Guides for Fluke 7012. We have 1 Fluke 7012 manual available for free PDF download: User Manual

Fluke 7012 User Manual

Fluke 7012 User Manual (69 pages)

Calibration Bath

Brand: Fluke | Category: Thermostat | Size: 0.56 MB

Table of Contents

Table of Contents
3
1 Before You Start

7
- Symbols Used
  7
- Safety Information
  8
  - Warnings
    8
  - Cautions
    10
- Authorized Service Centers
  11
2 Introduction

14
- Figure 1 Bath Assembly
  14
3 Specifications and Environmental Conditions

15
- Specifications
  15
- Environmental Conditions
  16
4 Quick Start

17
- Unpacking
  17
- Set up
  17
- Power
  18
- Setting the Temperature
  18
5 Installation

20
- Bath Environment
  20
- Dry-Out" Period
  20
- Bath Preparation and Filling
  20
- Probe
  21
- Power
  21
6 Bath Use

22
- General
  22
- Comparison Calibration
  22
- Calibration of Multiple Probes
  23
7 Parts and Controls

24
- Front Control Panel
  24
- Figure 2 Front Panel
  24
- Side Panel
  25
- Figure 3 Refrigeration Controls - Side Panel
  25
- Back Panel
  26
- Bath Tank and Lid
  27
- Figure 4 Back Panel
  27
- Figure 5 Drain Location and Lid Options
  28
8 General Operation

30
- Heat Transfer Fluid
  30
  - Temperature Range
    30
  - Viscosity
    30
  - Specific Heat
    31
  - Thermal Conductivity
    31
  - Thermal Expansion
    31
  - Electrical Resistivity
    31
  - Fluid Lifetime
    31
  - Safety
    31
  - Cost
    32
  - Commonly Used Fluids
    32
    
    Water
    32
    
    Ethylene Glycol
    32
    
    Methanol
    32
    
    Mineral Oil
    33
    
    Silicone Oils
    33
  - Fluid Characteristics Charts
    33
    
    Limitations and Disclaimer
    33
    
    About the Graph
    34
    
    Figure 6 Chart of Various Bath Fluids and Their Properties
    34
    
    Table 2 Table of Various Bath Fluids and Their Properties
    35
- Stirring
  36
- Power
  36
- Heater
  36
- Cooling
  37
- Fluid Drain
  37
- Temperature Controller
  37
9 Controller Operation

39
- Bath Temperature
  39
- Reset Cutout
  39
- Figure 7 Controller Operation Flowchart
  40
- Temperature Set-Point
  41
  - Programmable Set-Points
    41
  - Set-Point Value
    42
  - Set-Point Vernier
    42
- Temperature Scale Units
  43
- Secondary Menu
  44
- Heater Power
  44
- Proportional Band
  44
- Proportional Band - Fluid Table
  45
  - Figure 8 Bath Temperature Fluctuation at Various Proportional Band Settings
    45
  - Cutout
    46
  - Controller Configuration
    47
  - Operating Parameters
    48
    
    Cutout Reset Mode
    48
  - Probe Parameters
    48
  - Serial Interface Parameters
    49
    
    Baud Rate
    49
    
    Sample Period
    50
    
    Duplex Mode
    50
    
    Linefeed
    50
  - Calibration Parameters
    51
    
    Cto
    52
    
    H and L
    52
  - IEEE-488 Parameters
    51
    
    IEEE-488 Address
    51
10 Digital Communication Interface

53
- Serial Communications
  53
  - Wiring
    53
  - Setup
    53
    
    Figure 9 Serial Communications Cable Wiring
    53
    
    Baud Rate
    54
    
    Duplex Mode
    54
    
    Linefeed
    54
    
    Sample Period
    54
  - Serial Operation
    55
- IEEE-488 Communication
  55
  - Setup
    55
    
    IEEE-488 Interface Address
    55
  - IEEE-488 Operation
    55
- Interface Commands
  55
- Interface Command Summary
  56
- Digital Communications Commands Continued
  57
  - Power Control Functions
    58
    
    Heater Control
    58
    
    Cooling Control
    58
- Temperature Range Control Functions
  59
11 Calibration Procedure

60
- Calibration Points
  60
- Measuring the Set-Point Error
  60
- Computing D0 and DG
  61
- Calibration Example
  61
- Figure 10 Sample Calibration Computations
  62
12 Maintenance

63
- Draining the Bath
  64
13 Troubleshooting

66
- Comments
  69
  - EMC Directive
    69
  - Low Voltage Directive (Safety)
    69

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