Thermo Scientific 49i Instruction Manual page 11

Thermo Fisher Scientific
Ozone Scrubber Replacement ...............................................7-31
Sample/Reference Solenoid Replacement ..............................7-32
Zero/Span Solenoid Replacement (Optional)........................7-33
Pressure Transducer Replacement .........................................7-33
Pressure Transducer Calibration ...........................................7-34
Flow Transducer Replacement ..............................................7-36
Flow Transducer Calibration ................................................7-37
Ozonator Lamp Replacement (Optional)..............................7-38
Ozonator Lamp Heater Replacement (Optional) ..................7-40
Ozonator Replacement (Optional)........................................7-41
Ozonator Board Replacement (Optional)..............................7-41
Service Locations...................................................................7-42
Chapter 8 System Description.........................................................................8-1
Hardware ................................................................................8-1
Optical Bench with Photometer Lamp.................................8-2
Detector System...................................................................8-2
Flow Transducers.................................................................8-2
Pressure Transducer .............................................................8-2
Ozonator Assembly ..............................................................8-3
Ozonator Lamp Power Supply .............................................8-3
Photometer Lamp Power Supply..........................................8-3
Optical Bench Temperature Thermistor ..............................8-3
Pump ...................................................................................8-3
Sample/Reference Solenoid Valves .......................................8-3
Software ..................................................................................8-3
Instrument Control..............................................................8-4
Monitoring Signals...............................................................8-4
Measurement Calculations ...................................................8-4
Output Communication ......................................................8-5
Electronics ..............................................................................8-5
Motherboard........................................................................8-5
Measurement Interface Board ..............................................8-6
Digital Output Board...........................................................8-7
I/O Expansion Board (Optional) .........................................8-7
Front Panel Connector Board ..............................................8-8
I/O Components ....................................................................8-8
Analog Voltage Outputs.......................................................8-8
Analog Current Outputs (Optional) ....................................8-9
Analog Voltage Inputs (Optional) ........................................8-9
Digital Relay Outputs ..........................................................8-9
Digital Inputs.......................................................................8-9
Contents
Model 49i Instruction Manual xi