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Contents
1. Important Notice .............................................................. 6
2. Introduction ...................................................................... 7
Cygnus 4 Thickness Gauge ......................................................7
Cygnus Instruments ...............................................................8
Regional Offices ....................................................................8
Gauge Kit Contents ................................................................. 9
3. Gauge Preparation .......................................................... 10
Fitting the Batteries ............................................................. 10
Connecting the Probe ........................................................... 11
Fitting the Neck Strap .......................................................... 11
4. Selecting the Right Probe ................................................ 13
Measuring Metals ................................................................. 13
Measurement Modes Explained and Compared ......................... 14
Multiple Echo Mode (Mode 3) .............................................. 14
Measuring Non-Steels .......................................................... 14
Measuring Non-Metals .......................................................... 14
Single Element Probes and Protective Membranes ..................... 15
Summary of Cygnus Probes .................................................. 18
Single Element probes ....................................................... 18
The ‘Probe Type’ Code ....................................................... 19
5. Gauge Operation ............................................................. 20
Gauge Controls ................................................................... 20
Turning the Gauge On .......................................................... 21
Turning the Gauge Off .......................................................... 21
Automatic Power Off .......................................................... 21
Status Information ............................................................... 22
Taking Thickness Measurements ............................................ 22
Taking the Thickness Measurement...................................... 23
Echo Indicators in Multiple Echo Mode .................................. 23
Display Hold Function ........................................................... 24
Battery Life ......................................................................... 25
Battery Level .................................................................... 25
Low Battery Indication .......................................................... 26
6. Calibration ...................................................................... 27
Why should I Calibrate my Thickness Gauge? ........................... 27
Calibration Options .............................................................. 28
Calibrating to a known thickness (Single or 1 Point) .................. 28