4-54
Tube order Color (RGB)
Standard Configuration
Left Middle Right O2 N2O Air
Three tubes O2 N2O Air
Two tubes O2 / Air
Two tubes O2 N2O /
Chinese
One tube O2 / /
Baby
(phthaleins)
blue
(73, 216, 230)
Silver grey
(192, 192, 192)
Black and
white
Three tubes O2 N2O Air
Two tubes O2 / Air
Two tubes O2 N2O /
European
One tube O2 / /
White
(255, 255, 255)
Blue
(0, 0, 255)
Black
(0, 0, 0)
Three tubes Air N2O O2
Two tubes / N2O O2
Two tubes Air / O2
American
One tube / / O2
Green
(0, 255, 0)
Blue
(0, 0, 255)
Yellow
(255, 255, 0)
4.4.3.2 How to Change the Software Configuration of Electronic
Flowmeter
To change the software configuration of electronic flowmeters:
1. Select the [Maintenance] shortcut key → [Factory Maintenance >>] → [Function
Configuration >>] → [Select Flowmeter >>] to open the [Select Flowmeter] menu as
shown below.
2. Select the required flowmeter standard and pipeline.