Flexim FLUXUS G801

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FLUXUS G80x

UMFLUXUS_G8V4-6-1EN, 2018-10-10

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Table of Contents5
Introduction9
Regarding this Manual9
Safety Instructions9
Warranty9
Handling10
First Inspection10
General Precautions10
General Principles11
Measurement System11
Measurement Principle11
Measurement Arrangements14
Description of the Transmitter17
Fluxus G80017
Fluxus G80117
Keyboard18
Selection of the Measuring Point19
Acoustic Penetration19
Undisturbed Flow Profile20
Influence of Noise22
Selection of the Measuring Point Taking into Account the Flow Profile and the Influence of Noise23
Selection of the Measurement Arrangement Taking into Account the Measuring Range and the Measuring Conditions25
Selection of the Sound Beam Plane Near an Elbow26
Installation of FLUXUS G80027
Location27
Opening and Closing the Housing27
Installation27
Connection of the Transmitter27
Connection of the Transducers29
Connection of the Power Supply33
Connection of the Outputs34
Connection of the Serial Interface38
Sensor Module (SENSPROM)38
Installation of FLUXUS G80139
Location39
Opening and Closing the Housing39
Installation39
Connection of the Transmitter39
Connection of the Transducers41
Connection of the Power Supply45
Connection of the Outputs46
Connection of the Serial Interface49
Sensor Module (SENSPROM)50
Mounting of the Transducers51
Preparation of the Pipe51
Orientation of the Transducers and Transducer Distance51
Transducer Mounting Fixture Variofix L51
Installation with Variofix C60
Damping Mats67
Transducer Damping Mats67
Pipe Damping Mats67
Installation of the Self-Adhesive Damping Mats67
Start-Up of the Transmitter73
Switching on73
Initialization73
Display73
Hotcodes75
Language Selection76
Operation State Indication76
Interruption of the Power Supply76
Basic Measurement77
Input of the Pipe Parameters77
Input of the Fluid Parameters78
Other Parameters80
Selection of the Channels80
Defining the Number of Sound Paths81
Transducer Distance81
Start of the Measurement83
Detection of the Flow Direction83
Stop the Measurement83
Displaying the Measured Values84
Selection of the Physical Quantity and of the Unit of Measurement84
Toggling between the Channels85
Adjustment of the Display86
Status Line86
Transducer Distance87
Advanced Measuring Functions88
Command Execution During Measurement88
Damping Factor88
Totalizer88
Upper Limit of the Flow Velocity90
Cut-Off Flow90
Uncorrected Flow Velocity91
Measurement of High Dynamic Flows (Fastfood Mode)91
Calculation Channels92
Change of the Limit for the Inner Pipe Diameter94
Diagnosis with the Snap Function95
Program Code95
Data Logger and Transmission of Data97
Data Logger97
Transmission of Data100
Libraries106
Partitioning of the Coefficient Memory106
Input of Material/Fluid Parameters Without the Extended Library107
Extended Library108
Deleting a User Defined Material/Fluids110
Arrangement of the Material/Fluid Scroll List111
Settings113
Time and Date113
Dialogs and Menus113
Measurement Settings116
Settings of the Standard Conditions for the Gas Measurement117
Setting the Contrast117
Instrument Information117
Superuser Mode118
Activation/Deactivation118
Transducer Parameters118
Defining Flow Parameters118
Limit of the Signal Amplification120
Upper Limit of the Sound Speed120
Detection of Long Measurement Failures121
Number of Decimal Places of the Totalizers121
Manual Reset of the Totalizers121
Display of the Totalizer Sum122
Display of the Last Valid Measured Value122
Display During the Measurement122
Outputs123
Installation of an Output123
Error Value Delay126
Activation of an Analog Output127
Configuration of a Frequency Output as a Pulse Output128
Activation of a Binary Output as a Pulse Output128
Activation of a Binary Output as an Alarm Output129
Behavior of the Alarm Outputs131
Deactivation of the Outputs133
Troubleshooting134
Problems with the Measurement134
Selection of the Measuring Point135
Maximum Acoustic Contact135
Application Specific Problems135
Large Deviations of the Measured Values136
Problems with the Totalizers136
Transmission of Data136
A Menu Structure137
B Units of Measurement151
C Reference156
D Maintenance160

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