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Contents
Chapter 9
x
Model 146i Instruction Manual
Back Pressure Regulator ................................................................... 8-2
Reaction Chamber ........................................................................... 8-2
Pressure Regulator and Gauge .......................................................... 8-2
Software .............................................................................................. 8-2
Instrument Control.......................................................................... 8-2
Monitoring Signals........................................................................... 8-2
Measurement Calculations ............................................................... 8-2
Output Communication .................................................................. 8-2
Electronics .......................................................................................... 8-2
Motherboard.................................................................................... 8-2
Measurement Interface Board .......................................................... 8-2
Digital Output Board....................................................................... 8-2
I/O Expansion Board (Optional) ..................................................... 8-2
Front Panel Connector Board .......................................................... 8-2
I/O Components................................................................................. 8-2
Analog Voltage Outputs................................................................... 8-2
Analog Current Outputs (Optional) ................................................ 8-2
Analog Voltage Inputs (Optional) .................................................... 8-2
Digital Relay Outputs ...................................................................... 8-2
Digital Inputs................................................................................... 8-2
Serial Ports ....................................................................................... 8-2
RS-232 Connection ......................................................................... 8-2
RS-485 Connection ......................................................................... 8-2
Ethernet Connection........................................................................ 8-2
External Accessory Connector .......................................................... 8-3
Optional Equipment...........................................................................................9-1
Ozonator............................................................................................. 9-1
Photometer ......................................................................................... 9-1
Zero Air Source................................................................................... 9-1
Permeation Oven ................................................................................ 9-1
Permeation Tube Installation ........................................................... 9-1
Computation of Concentrations ...................................................... 9-1
Oven Installation and Configuration................................................ 9-1
Permeation Tube Oven Calibration ................................................. 9-1
Determining Permeation Rate by Weight Loss................................. 9-1
Determining Release Rate by Transfer Standard............................... 9-1
Six Span Inputs ................................................................................... 9-1
Span Gas Mass Flow Controller .......................................................... 9-1
Zero Gas Mass Flow Controller .......................................................... 9-1
I/O Expansion Board Assembly........................................................... 9-1
25-Pin Terminal Board Assembly..................................................... 9-1
Terminal Block and Cable Kits ........................................................... 9-1
Cables ................................................................................................. 9-1
Mounting Options.............................................................................. 9-1
Thermo Fisher Scientific
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Troubleshooting
