Thermo 48i CO Analyzer Manuals

Thermo 48i CO Analyzer Manuals

Manuals and User Guides for Thermo 48i CO Analyzer. We have 1 Thermo 48i CO Analyzer manual available for free PDF download: Instruction Manual

Thermo 48i Instruction Manual

Thermo 48i Instruction Manual (302 pages)

Gas Filter Correlation CO Analyzer

Brand: Thermo | Category: Measuring Instruments | Size: 10 MB

Table of Contents

Table of Contents
3
Chapter 1 Introduction

13
- Principle of Operation
  14
- Specifications
  15
Chapter 2 Installation

17
- Lifting
  17
- Unpacking and Inspection
  17
- Setup Procedure
  19
- Startup
  21
Chapter 3 Operation

23
- Display
  24
- Pushbuttons
  25
  - Soft Keys
    26
- Software Overview
  26
  - Power-Up Screen
    28
  - Run Screen
    28
  - Main Menu
    29
- Range Menu
  30
  - Single Range Mode
    31
  - Dual Range Mode
    32
  - Autorange Mode
    33
  - Gas Units
    36
  - CO Range
    37
  - Set Custom Ranges
    39
- Averaging Time
  40
- Calibration Factors Menu
  41
  - CO Background Correction
    42
  - CO Span Coefficients
    43
- Calibration Menu
  44
  - Calibrate CO Background
    45
  - Calibrate CO Coefficient
    46
  - Zero/Span Check Menu
    47
- Instrument Controls Menu
  51
  - Datalogging Settings
    52
  - Communication Settings
    63
  - I/O Configuration
    75
  - Temperature Compensation
    93
  - Pressure Compensation
    94
  - Screen Contrast
    95
  - Service Mode
    96
  - Date/Time
    96
- Diagnostics Menu
  97
  - Program Version
    98
  - Voltages
    99
  - Temperatures
    101
  - Pressure
    102
  - Flow
    102
  - Sample/Reference Ratio
    103
  - AGC Intensity
    103
  - Motor Speed
    104
  - Analog Input Readings
    104
  - Analog Input Voltages
    105
  - Digital Inputs
    106
  - Relay States
    106
  - Test Analog Outputs
    107
  - Instrument Configuration
    108
  - Contact Information
    109
- Alarms Menu
  109
  - Internal Temperature
    110
  - Bench Temperature
    112
  - Pressure
    113
  - Sample Flow
    115
  - Bias Voltage
    116
  - AGC Instensity
    117
  - Motor Speed
    119
  - Zero and Span Check
    119
  - Zero and Span Auto Calibration
    121
  - Concentration
    121
- Service Menu
  123
  - Single/Dual/Auto Select
    124
  - Pressure Calibration
    125
  - Flow Calibration
    128
  - Initial S/R Ratio
    131
  - Multi-Point Calibration
    132
  - Preamp Board Calibration
    135
  - Temperature Calibration
    136
    
    Analog Output Calibration
    136
    
    Analog Input Calibration
    139
    
    Display Pixel Test
    142
    
    Restore User Defaults
    143
  - Password
    143
    
    Lock Instrument
    144
    
    Change Password
    144
    
    Remove Password
    145
    
    Enter Password
    146
Chapter 4 Calibration

147
- Equipment Required
  147
  - CO Concentration Standard
    147
  - Zero Air Generator
    147
  - Flow Meter(S) and Controller(S)
    148
  - Pressure Regulator for CO Standard Cylinder
    149
  - Mixing Chamber
    149
  - Output Manifold
    149
- Pre-Calibration
  149
- Calibration
  149
  - Connect the Instrument
    149
  - Zero Adjust
    150
  - Span Adjust
    151
  - Additional Concentration Standards
    152
  - Calibration Curve
    152
  - Calibration Frequency
    152
- Periodic Zero and Span Checks
  152
- References
  153
- HI and lo Multi-Point Calibration
  153
  - Default Coefficients
    154
  - Cal Point 1, 2, and 3 Adjust
    154
  - Replacement Parts
    157
Chapter 5 Preventive Maintenance

158
- Cleaning the Outside Case
  158
- Cleaning the Optics
  158
- IR Source Replacement
  159
- Fan Filter Inspection and Cleaning
  159
- Leak Test and Pump Check out
  160
  - External Leaks
    160
  - Leaks Across the Optional Zero/Span and Sample Solenoid Valves
    160
- Pump Rebuilding
  161
Chapter 6 Troubleshooting

163
- Safety Precautions
  163
- Troubleshooting Guides
  163
- Board-Level Connection Diagrams
  168
- Connector Pin Descriptions
  169
- Service Locations
  182
Chapter 7 Servicing

183
- Safety Precautions
  185
- Firmware Updates
  185
- Replacement Parts List
  186
- Cable List
  187
- Lowering the Partition Panel
  189
- Fuse Replacement
  190
- Fan Replacement
  191
- IR Source Replacement
  192
- Filter Wheel Replacement
  193
- Chopper Motor Replacement
  195
- Optical Bench Replacement
  196
- Optical Switch Replacement
  197
- Bench Heater Assembly Replacement
  198
- Detector/Preamplifier Assembly Replacement
  199
- Pump Replacement
  200
- Pressure Transducer Replacement
  202
- Pressure Transducer Calibration
  203
- Flow Transducer Replacement
  205
- Flow Transducer Calibration
  206
- Capillary Cleaning or Replacement
  207
- Optional Zero/Span and Sample Solenoid Valve Replacement
  208
- Analog Output Testing
  209
- Analog Output Adjustment
  211
- Ambient Temperature Calibration
  212
- I/O Expansion Board (Optional) Replacement
  213
- Digital Output Board Replacement
  215
- Motherboard Replacement
  216
- Measurement Interface Board Replacement
  217
- Front Panel Board Replacement
  218
- LCD Module Replacement
  219
- Service Locations
  221
Chapter 8 System Description

224
- Hardware
  224
  - Optical Bench
    225
  - Band-Pass Filter
    225
  - Bench Heater Board
    225
  - Chopper Motor
    225
  - Optical Pickup
    226
  - Gas Filter Wheel
    226
  - Infrared Source
    226
  - Pre-Amplifier Assembly with IR Detector
    226
  - Sample Flow Sensor
    226
  - Pressure Transducer
    226
  - Capillary
    226
  - Pump
    226
  - Purge Flow Switch (Optional)
    226
- Software
  227
  - Instrument Control
    227
  - Monitoring Signals
    227
  - Output Communication
    227
- Electronics
  229
  - Motherboard
    229
  - Measurement Interface Board
    230
  - Flow Sensor Assembly
    230
  - Pressure Sensor Assembly
    230
  - Bench Heater Board
    231
  - Pre-Amp Board Assembly
    231
  - Digital Output Board
    231
  - I/O Expansion Board (Optional)
    231
  - Front Panel Connector Board
    231
- I/O Components
  232
  - Analog Voltage Outputs
    232
  - Analog Current Outputs (Optional)
    232
  - Analog Voltage Inputs (Optional)
    233
  - Digital Relay Outputs
    233
  - Digital Inputs
    233
  - Serial Ports
    233
  - RS-232 Connection
    234
  - Ethernet Connection
    235
  - External Accessory Connector
    235
Chapter 9 Optional Equipment

237
- Internal Zero/Span Assembly
  237
- Internal Zero Air Scrubber
  237
- Filter Wheel Purge
  238
  - Calibration Note
    238
- Teflon Particulate Filter
  239
- I/O Expansion Board Assembly
  239
- Terminal Block and Cable Kits
  239
- Mounting Options
  240
Appendix A Warranty

245
Appendix B C-Link Protocol Commands

247
- Instrument Identification Number
  248
- Commands
  248
- Measurements
  254
- Alarms
  257
- Diagnostics
  261
- Datalogging
  262
- Calibration
  268
- Keys/Display
  271
- Measurement Configuration
  273
- Hardware Configuration
  276
- Communications Configuration
  278
- I/O Configuration
  282
- Record Layout Definition
  286
Appendix C MODBUS Protocol

293
- Serial Communication Parameters
  294
- TCP Communication Parameters
  294
- Application Data Unit Definition
  294
- Function Codes
  295
- MODBUS Commands Supported
  300

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