Thermo Scientific 42iQHL Instruction Manual page 7

Chapter 8
Chapter 9
Thermo Scientific
Ozonator Replacement ................................................................... 7-46
Transformer Replacement .............................................................. 7-47
Ozonator and Transformer Board Replacement ............................. 7-48
Flow Switch Replacement .............................................................. 7-49
Optional Ammonia Scrubber Replacement .................................... 7-50
Optional Manifold Replacement ....................................................... 7-52
Solenoid Valve Removal .................................................................... 7-54
Optional DMC Oxygen Sensor......................................................... 7-56
Oxygen Sensor Removal ................................................................. 7-56
Oxygen Sensor Board Replacement ................................................ 7-59
Oxygen Sensor Capillary Replacement ........................................... 7-61
Oxygen Sensor Replacement .......................................................... 7-63
Oxygen Sensor DMC Install .......................................................... 7-64
System Description .......................................................................................... 8-1
Reaction Chamber DMC .................................................................... 8-2
Optical Filter .................................................................................... 8-2
Photomultiplier Tube ...................................................................... 8-2
Photomultiplier Tube Cooler ........................................................... 8-2
Ozonator ............................................................................................. 8-2
Ozonator Flow Switch ..................................................................... 8-2
NO -to-NO Converter ....................................................................... 8-3
2
Common Electronics .......................................................................... 8-3
Power Supply ................................................................................... 8-6
Front Panel ...................................................................................... 8-6
I/O and Communication Components ............................................ 8-6
System Controller Board .................................................................. 8-6
Backplane Board .............................................................................. 8-6
Peripherals Support System ................................................................. 8-7
Fan ................................................................................................... 8-7
Step POL Board ............................................................................... 8-7
External Pump ................................................................................. 8-7
Mode Solenoid ................................................................................. 8-7
Solenoid Valve Panel ........................................................................ 8-7
Flow/Pressure DMC ........................................................................... 8-7
Firmware ............................................................................................. 8-8
Oxygen Sensor (optional) .................................................................... 8-8
Optional Equipment .......................................................................................... 9-1
Connecting External Devices .............................................................. 9-1
Communication Board .................................................................... 9-2
RS-232/RS-485 Port ..................................................................... 9-2
RS-485 External Accessory Port .................................................... 9-3
Analog I/O Board ............................................................................ 9-4
Analog Voltage Inputs ................................................................... 9-4
Contents
42iQHL Instruction Manual vii