Thermo Scientific 48i Instruction Manual page 18

Contents
Chapter 9
xii Model 48i Instruction Manual
Pre-amplifier Assembly with IR Detector ......................................... 8-3
Sample Flow Sensor ......................................................................... 8-3
Pressure Transducer ......................................................................... 8-3
Capillary .......................................................................................... 8-3
Pump ............................................................................................... 8-3
Purge Flow Switch (optional) ........................................................... 8-3
Firmware ............................................................................................. 8-3
Instrument Control .......................................................................... 8-4
Monitoring Signals ........................................................................... 8-4
Output Communication .................................................................. 8-4
Electronics .......................................................................................... 8-5
Motherboard .................................................................................... 8-5
Measurement Interface Board .......................................................... 8-6
Measurement Interface Board Connectors ..................................... 8-6
Flow Sensor Assembly ...................................................................... 8-6
Pressure Sensor Assembly ................................................................. 8-6
Bench Heater Board ......................................................................... 8-7
Pre-amp Board Assembly ................................................................. 8-7
Digital Output Board ....................................................................... 8-7
I/O Expansion Board (Optional) ..................................................... 8-7
Front Panel Connector Board .......................................................... 8-7
I/O Components ................................................................................. 8-8
Analog Voltage Outputs ................................................................... 8-8
Analog Current Outputs (Optional) ................................................ 8-8
Analog Voltage Inputs (Optional) .................................................... 8-9
Digital Relay Outputs ...................................................................... 8-9
Digital Inputs ................................................................................... 8-9
Serial Ports ..................................................................................... 8-10
RS-232 Connection ....................................................................... 8-10
RS-485 Connection ....................................................................... 8-11
Ethernet Connection ...................................................................... 8-11
External Accessory Connector ........................................................ 8-11
Optional Equipment ........................................................................................... 9-1
Internal Zero/Span Assembly .............................................................. 9-1
Internal Oxygen (O
2
Internal O Sensor Calibration ......................................................... 9-2
2
Alternate Sensor Calibration ............................................................ 9-3
Internal Zero Air Scrubber .................................................................. 9-4
Filter Wheel Purge .............................................................................. 9-4
Calibration Note .............................................................................. 9-5
Teflon Particulate Filter ...................................................................... 9-5
I/O Expansion Board Assembly ........................................................... 9-5
25-Pin Terminal Board Assembly ..................................................... 9-5
Terminal Block and Cable Kits ........................................................... 9-5
Cables ................................................................................................. 9-6
) Sensor ............................................................... 9-1
Thermo Fisher Scientific