Rosemount 755A Manuals

Manuals and User Guides for Rosemount 755A. We have 1 Rosemount 755A manual available for free PDF download: Instruction Manual

Rosemount 755A Instruction Manual

Rosemount 755A Instruction Manual (94 pages)

Brand: Rosemount | Category: Analytical Instruments | Size: 0 MB

Table of Contents

Table of Contents
3
Preface

9
- Intended Use Statement
  9
- Safety Summary
  9
- Specifications - General
  11
- Specifications - Sample
  11
- Specifications - Electrical
  12
- Specifications - Physical
  13
- Customer Service, Technical Assistance and Field Service
  14
- Returning Parts to the Factory
  14
- Training
  14
- Documentation
  14
- Compliances
  15
Figures

17
- Introduction
  
  17
- Overview
  17
- Oxygen Range on Front Panel Digital Display
  18
- Oxygen Ranges for Recorder Readout
  18
- Recorder Voltage and Current Outputs
  19
- Automatic Pressure Compensation
  19
- Alarm (Option)
  19
- Case Mounting Options
  19
- Electrical Power Options
  19
Section 2. Unpacking and Installation

21
- Unpacking
  21
- Location
  21
- Location and Mounting
  21
- Voltage Requirements
  21
- Electrical Connections
  22
  - Line Power Connections
    22
  - Recorder Connections
    22
- Electrical Connections
  23
- Control Board
  24
  - Output Connections for Dual Alarm Option
    25
  - Calibration
    28
    
    Downscale Standard Gas
    28
    
    Upscale Standard Gas
    28
    
    Zero Calibration Gas
    28
  - Sample Handling
    28
    
    Sample Temperature Requirements
    28
    
    Sample Pressure Requirements: General
    29
    
    Normal Operation at Positive Gauge Pressures
    30
    
    Operation at Negative Gauge Pressures
    30
    
    Sample Flow Rate
    30
    
    Corrosive Gases
    31
  - Leak Test
    31
  - Purge Kit (Optional)
    32
- Installation of Purge Kit (Optional)
  33
Initial Tartup and

35
Section 4. Routineoperation

49
- Routine Operation
  49
- Effect of Barometric Pressure Changes on
  49
  - Instrument Readout
    49
  - Calibration Frequency
    49
- Theory
  
  51
  - Principles of Operation
    51
  - Spherical Body in Non-Uniform Magnetic Field
    52
    
    Measurements
    55
    
    Pressure Effects
    55
    
    Temperature Effects
    55
    
    Variables Influencing Paramagnetic Oxygen
    55
    
    Electronic Circuitry
    56
    
    Interferents
    56
    
    Vibration Effects
    56
    
    Case Board
    59
    
    Alarm Option
    60
    
    Isolated Current Output Board (Optional)
    60
Section 6. Electronic Circuit Analysis

61
Routine Ervice and

77
- Initial Checkout with Standard Gases
  77
- Detector Component Checks
  78
  - Detector
    78
  - Source Lamp
    78
  - Photocell
    78
  - Suspension
    79
- Detector Component Replacement
  79
  - Detector Replacement
    79
- Detector/Magnet Assembly
  80
- Detector/Magnet Assembly
  81
  - Photocell Replacement and Adjustment
    83
  - Heating Circuits
    84
    
    Case Heater Control Circuit
    84
Replacement

87
- Circuit Board Replacement Policy
  87
- Selected Replacement Parts
  87

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