8-26 Chapter 8: Calibration
SHB_U14
Flow detector initial calibration
When should an
initial calibration be
performed?
After changing the flow sensor
In case of a fault: Pump off ✟ Flow detector does not indicate "zero"
Accessories • PC with serial port
• Advance Optima - TCT test and calibration software
• Serial port connecting cable, item no. 0743091
• Test Gas
• Flow measurement unit
• Needle valve
Preparation • Check gas path seal integrity
• Establish electrical connections
• The analyzer should be installed at the site at which it is to be used and should
be protected against vibration
• Set the test gas flows between 30 and 60 l/h and maintain stable +/-5 l/h.
• Connect the PC to the analyzer module
• Start the calibration and test software
Test • Test all detectors (the measured values should be stable and regularly updated)
• Status message 0 for all detectors
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