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GE DigitalFlow GS868 Startup Guide

GE DigitalFlow GS868
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Chapter 2. Initial Setup
28 DigitalFlow™ GF868 Startup Guide (1 and 2-Channel)
2.6.3 Pipe Wall
4. Use the numeric keys to enter the known thickness of the Pipe Wall. Press [ENT].
If the pipe wall thickness is not available, look up the value in a table of standard pipe size data or use the Model
GF868’s on-line Help Menu (see the Programming Manual for details).
2.6.4 Path Length
5. Press [F1] = inch or [F2] = feet to select the units. Then, enter the Path Length (P) of the ultrasonic signal. Press
[ENT]. (The meter will only accept values from 1/8 to 900 in.)
Note: The factory has calculated both the transducer signal path length (P) and the transducer signal axial length
(L), based on the exact transducer configuration used for the application. These values are engraved on the
flowcell and/or are included in the documentation supplied with the meter.
2.6.5 Axial Length
6. Press [F1] = inch or [F2] = feet to select the units.Then, enter the Axial Length (L) of the ultrasonic signal and press
[ENT].
Note: The factory has calculated both the transducer signal path length (P) and the transducer signal axial length
(L), based on the exact transducer configuration used for the application. These values are engraved on the
flowcell and/or are included in the documentation supplied with the meter.
2.6.6 Reynolds Correction
7. Press [F1] to turn Reynolds Correction off, or [F2] to turn it on.
Note: Reynolds Correction is a number based on the Kinematic Viscosity and flow rate of the fluid. It should be
enabled for most applications.
a. When you enable the Reynolds Correction Factor, you must also enter the Kinematic Viscosity of your gas, as
listed in Sound Speeds and Pipe Size Data. Use the numeric keys to enter a value, and press [ENT].
8. Enter a value for the flow Calibration Factor and press [ENT]. The default value is 1.00. (The meter will only accept
values from 0.5000 to 2.0000.)

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GE DigitalFlow GS868 Specifications

General IconGeneral
BrandGE
ModelDigitalFlow GS868
CategoryMeasuring Instruments
LanguageEnglish

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