Dakota MAX II User manual
OPERATION MANUAL
DAKOTA ULTRASONICS
MAX II
Ultrasonic Bolt Tension Monitor
P/N P-197-0002 Rev 1.0, June 2015
TABLE OF CONTENTS
CHAPTER ONE INTRODUCTION......................................................................1
1.1 GENERAL DISCLAIMER..........................................................................................................1
1.2 SAFTEY................................................................................................................................1
1.3 WARRANTY..........................................................................................................................2
CHAPTER TWO ABOUT THIS MANUAL..........................................................3
2.1 NEW TO ULTRASONICS?.......................................................................................................3
2.2 NEW TO FASTENER MEASUREMENT?.....................................................................................3
2.3 MAX II OVERVIEW................................................................................................................3
2.4 TOP &SUBMENU REFERENCE ..............................................................................................6
CHAPTER THREE QUICK START GUIDE........................................................8
3.1 OVERVIEW...........................................................................................................................8
3.2 GETTING THE MAX II READY.................................................................................................8
3.3 SETTING UP THE MAX II.......................................................................................................8
3.4 CREATING A NEW GROUP TO STORE MEASUREMENTS ........................................................12
3.5 SETTING THE APPROXIMATE LENGTH..................................................................................19
3.6 MEASURING REFERENCE LENGTHS.....................................................................................22
3.7 MEASURING ELONGATIONS.................................................................................................23
CHAPTER FOUR KEYBOARD, MENU, & CONNECTOR REFERENCE........25
4.1 MENU KEY (OPERATION &SUB MENUS)..............................................................................25
4.2 CAL –MENU......................................................................................................................27
4.3 MATL (MATERIAL)–MENU .................................................................................................27
4.4 GEOM (GEOMETRY)–MENU..............................................................................................28
4.5 DISP (DISPLAY)–MENU.....................................................................................................29
4.6 TUNE –MENU...................................................................................................................30
4.7 GATES –MENU ................................................................................................................30
4.8 AUTO –MENU...................................................................................................................31
4.9 SETUP –MENU.................................................................................................................32
4.10 DATA –MENU.................................................................................................................32
4.11 UTIL (UTILITIES)–MENU..................................................................................................33
4.12 XFER (TRANSFER)–MENU..............................................................................................34
4.13 ON/OFF KEY...................................................................................................................34
4.14 FREEZE KEY ..................................................................................................................34
4.15 SETUPS KEY..................................................................................................................35
4.16 AUTO SET KEY...............................................................................................................35
4.17 DATA KEY ......................................................................................................................35
4.18 STORE KEY....................................................................................................................35
4.19 CLEAR KEY....................................................................................................................35
4.20 MEAS (MEASUREMENT MODE)KEY..................................................................................35
4.21 OK KEY...........................................................................................................................36
4.22 ESC KEY.........................................................................................................................36
4.23 WHEEL KEYS……………………………. ..........................................................................36
4.24 ENTER KEY ....................................................................................................................36
4.25 NAVIGATING THE HOT MENUS ..........................................................................................36
4.26 TOP &BOTTOM END CAPS...............................................................................................38
TRANSDUCER CONNECTOR......................................................................................................38
BATTERY COVERS (BACKUP)....................................................................................................38
USB TYPE BCONNECTOR .......................................................................................................38
RS-232 SERIAL CONNECTION (LEMO 1–5PIN) ......................................................................38
ALARMS CONNECTION (LEMO 1–5PIN)..................................................................................39
ANALOG OUTPUT (LEMO 1–5PIN) .........................................................................................39
POWER CONNECTOR (LEMO 1–2PIN)....................................................................................39
CHAPTER FIVE THEORY OF OPERATION ...................................................40
5.1 ULTRASONIC MEASUREMENT OF BOLTS..............................................................................40
5.2 FEATURES OF THE MAX II..................................................................................................40
5.3 ULTRASONIC WAVES ..........................................................................................................41
5.4 MEASUREMENT MODES......................................................................................................41
CHAPTER SIX BOLT PREPARATION............................................................43
6.1 USE OF ULTRASONIC COUPLANT ........................................................................................43
6.2 TRANSDUCER CONTACT REQUIREMENTS............................................................................43
6.3 BOLT END REFLECTORS.....................................................................................................45
CHAPTER SEVEN TRANSDUCER SELECTION............................................47
7.1 SELECTING THE TRANSDUCER............................................................................................47
CHAPTER EIGHT MEASURING SYSTEM ZERO (CALIBRATION)...............48
8.1 INTRODUCTION ..................................................................................................................48
8.2 CALIBRATION /ZERO MISNOMER.........................................................................................48
8.3 CREATING A GROUP TO DOCUMENT ZERO (CALIBRATION)DATA..........................................49
8.4 AUTO ZERO/CALIBRATION..................................................................................................57
8.5 USING A STANDARD BOLT ..................................................................................................62
8.6 CALIBRATION /ZERO BARS &TRIPLE SIDED GLASS BLOCK .................................................77
CHAPTER NINE TEMPERATURE COMPENSATION ....................................93
9.1 PURPOSE ..........................................................................................................................93
9.2 MANUAL MODE ..................................................................................................................93
9.3 SEMI AUTOMATIC MODE.....................................................................................................95
9.4 AUTOMATIC MODE..............................................................................................................96
CHAPTER TEN BOLT MATERIAL CALIBRATION.........................................98
10.1 WHY CALIBRATE? ............................................................................................................98
10.2 VELOCITY CALIBRATION....................................................................................................98
10.3 STRESS FACTOR CALIBRATION........................................................................................102
10.4 TEMPERATURE FACTOR CALIBRATION.............................................................................106
CHAPTER ELEVEN LOAD MEASURMENT..................................................109
11.1 CALCULATING LOAD FACTOR..........................................................................................109
11.2 CALIBRATING LOAD FACTOR (FIELD CALIBRATION)..........................................................111
11.3 PERFORMING A FIELD CALIBRATION................................................................................112
CHAPTER TWELVE MEASUREMENT & WAVEFORM DISPLAY ...............127
12.1 QUANTITIES OF MEASUREMENT ......................................................................................127
12.2 DISPLAY VIEW OPTIONS .................................................................................................128
12.3 ADJUSTING THE DISPLAY................................................................................................134
12.4 GAIN..............................................................................................................................139
12.5 GATES...........................................................................................................................143
12.6 THRESHOLDS.................................................................................................................146
12.7 INTERPRETING THE WAVEFORM......................................................................................149
12.8 MANUALLY LOCATING THE ECHO ....................................................................................151
12.9 AUTOMATIC ECHO OPTIMIZATION....................................................................................153
12.10 UNLOADED LENGTH AND ELONGATION MEASUREMENTS................................................156
CHAPTER THIRTEEN ADDITIONAL FEATURES ........................................157
13.1 QUALITY/CORRELATION (TRANSDUCER PLACEMENT) ......................................................157
13.2 BRIGHTNESS..................................................................................................................157
13.3 COLOR...........................................................................................................................158
13.4 DIM................................................................................................................................160
13.5 GRAPHICS OPTIONS (LOOK &FEEL) ................................................................................161
13.6 PULSE ...........................................................................................................................162
13.7 PULSER VOLTAGE..........................................................................................................163
13.8 DAMPING .......................................................................................................................165
13.9 DIGITIZER ......................................................................................................................165
13.10 POLARITY ....................................................................................................................167
13.11 ALARM MODE...............................................................................................................168
13.12 ANALOG OUTPUT .........................................................................................................170
13.13 KEY CLICK ...................................................................................................................171
13.14 DATE &TIME................................................................................................................172
Table of contents
