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AUDIT 207 Two Point Calibration 

1  Place the probe on the highest known thickness of the 

test part. 

2  Press

 CAL

 key until (

set thickness is displayed)

, adjust 

up down keys to display the known thickness. 

3  Press ZERO key. 

4  Place the probe on thinner known section followed by the  

 

CAL

  key (

2

nd

 thickness is displayed

), using up down 

  keys set this thickness displayed to match thinner section. 

  press 

CAL

 key Velocity will automatically enter 

  measurement screen. 

  The Audit 207 is now ready to take readings. 

 
 
AUDIT 207 Two Point Calibration 

1  Place the probe on the highest known thickness of the 

test part. 

2  Press

 CAL

 key until (

set thickness is displayed)

, adjust 

up down keys to display the known thickness. 

3  Press ZERO key. 

4  Place the probe on thinner known section followed by the  

 

CAL

  key (

2

nd

 thickness is displayed

), using up down 

  keys set this thickness displayed to match thinner section. 

  press 

CAL

 key Velocity will automatically enter 

  measurement screen. 

  The Audit 207 is now ready to take readings. 

 
 
AUDIT 207 Two Point Calibration 

1  Place the probe on the highest known thickness of the 

test part. 

2  Press

 CAL

 key until (

set thickness is displayed)

, adjust 

up down keys to display the known thickness. 

3  Press ZERO key. 

4  Place the probe on thinner known section followed by the  

 

CAL

  key (

2

nd

 thickness is displayed

), using up down 

  keys set this thickness displayed to match thinner section. 

  press 

CAL

 key Velocity will automatically enter 

  measurement screen. 

  The Audit 207 is now ready to take readings. 

 
AUDIT 207 Two Point Calibration 

1  Place the probe on the highest known thickness of the 

test part. 

2  Press

 CAL

 key until (

set thickness is displayed)

, adjust 

up down keys to display the known thickness. 

3  Press ZERO key. 

4  Place the probe on thinner known section followed by the  

 

CAL

  key (

2

nd

 thickness is displayed

), using up down 

  keys set this thickness displayed to match thinner section. 

  press 

CAL

 key Velocity will automatically enter 

  measurement screen. 

  The Audit 207 is now ready to take readings. 

 

 
 

AUDIT 207 Two Point Calibration 

1  Place the probe on the highest known thickness of the 

test part. 

2  Press

 CAL

 key until (

set thickness is displayed)

, adjust 

up down keys to display the known thickness. 

3  Press ZERO key. 

4  Place the probe on thinner known section followed by the  

 

CAL

  key (

2

nd

 thickness is displayed

), using up down 

  keys set this thickness displayed to match thinner section. 

  press 

CAL

 key Velocity will automatically enter 

  measurement screen. 

  The Audit 207 is now ready to take readings. 

 

Summary of Contents for Audit 207

Page 1: ...4 2 TECHNICAL SPECIFICATION 4 2 1 Thickness Range 4 2 2 Accuracy Calibration 4 2 3 Power Supply 4 2 4 Temperature Range 5 2 5 Environmental Protection 5 2 6 Electromagnetic Compatibility 5 3 PRINCIPLE OF OPERATION 6 4 DIRECTIONS FOR USE 7 4 1 Preparation 7 4 2 Transducer ZERU Calibration 7 4 3 Thickness Measurement 8 4 4 Two point Calibration 8 4 5 Metric Imperial Mode change 9 4 6 Scan Mode 9 4 7...

Page 2: ...acy Calibration Velocity Range 1200m s to 10000ms 0 0492 in µs to 0 3930in µs Resolution 0 01mm 0 001 Accuracy 0 01millimeters 0 001inches Material dependent 2 3 Power Supply Source 2 x LR6 AA Alkaline Batteries or rechargeable equivalents Battery life 50 hours continuous alkaline dry batteries Auto power off timer 5 Minutes Page 4 Issue 2 2016 INTRODUCTION Before using the equipment operators sho...

Page 3: ... reflected back from the far surface As the velocity at which the sound travels is constant for a given material the thickness can be computed and displayed Thickness readings are held for 5 Minutes after the probe is removed from the work piece Page 6 Issue 2 2016 TECHNICAL SPECIFICATION Backlight is operated by the UNIT key selectable on off Low battery is indicated by the battery symbol located...

Page 4: ...highest known thickness of the test part 2 Press CAL key until set thickness is displayed using up down keys to display the known thickness Page 8 Issue 2 2016 DIRECTION FOR USE The velocity used for calculation is that of steel It is a simple matter to convert the reading for other common materials by using the appropriate Velocity Through the CAL key operation Fit batteries see section 4 4 Conne...

Page 5: ...ce of the material under test it is possible due to the composition and or grain structure of some materials plastics cast iron etc that limitations to the thickness range is possible as the material is too attenuative for the ultrasound to penetrate Page 10 Issue 2 2016 PREPARATION 3 Press ZERO key 4 Place the probe on the thinner known thickness of the test part followed by the CAL key 2 nd thic...

Page 6: ... adjust up down keys to display the known thickness 3 Press ZERO key 4 Place the probe on thinner known section followed by the CAL key 2 nd thickness is displayed using up down keys set this thickness displayed to match thinner section press CAL key Velocity will automatically enter measurement screen The Audit 207 is now ready to take readings AUDIT 207 Two Point Calibration 1 Place the probe on...

Page 7: ... incorporated on 13 11 2006 in the United Kingdom Company Registration Number 05996485 VAT Number GB583598190 ALPINE C O M P O N E N T S Postal Address Alpine Components Ltd Innovation Centre Highfield Drive Churchfields St Leonards on Sea TN38 9UH United Kingdom Telephone 01424 858118 Website Address www alpine components co uk ...

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