Owner's manual
Table of Contents Page
Connecting the PCU 5
Operating the PCU 7
Main Mode 7
Tare 7
Gas Absolute Pressure 8
Gas Temperature 8
Volumetric Flow Rate 8
Mass Flow Rate 8
Flashing Error Message 8
Select Menu Mode 9
Gas Select Mode 9
Communication Select Mode 10
Unit ID 10
Baud 10
Data Rate 10
Manufacturer Data Mode 11
Miscellaneous Mode 12
LCD Contrast 12
Display Zero Deadband 12
Pressure Averaging 12
Flow Averaging 12
RS-232 Output and Input 13
Conguring HyperTerminal® 14
Tare 14
Collecting Data 14
Data Format 15
Gas Select 16
Sending a Simple Script File to HyperTerminal® 17
Operating Principle 18
Gas Viscosity 18
Other Gases 19
Volume Flow vs. Mass Flow 19
Volumetric Flow and Mass Flow Conversion 20
Compressibility 20
Standard Gas Data Tables 21
Gas Viscosities, Densities and Compressibilities at 25
o
C 22
Gas Viscosities, Densities and Compressibilities at 0
o
C 23
Troubleshooting 24
Maintenance and Recalibration 25
Technical Specications 26