Owner's manual
O.S. WALKER Co., Inc. SMART-D Control
SMART D MANUAL DD14511L Rev. L, March 30, 2011
ii
TABLE OF CONTENTS
1 INTRODUCTION...............................................................................................................................................................1-1
2 SAFETY INSTRUCTIONS................................................................................................................................................2-1
2.1 GENERAL SAFETY RULES .............................................................................................................................................2-1
2.2 RECOGNIZE SAFETY INFORMATION................................................................................................................................2-2
2.2.1 Ways to Avoid a Reduction of Holding Capacity................................................................................................2-2
2.3 ADDITIONAL WARNINGS ................................................................................................................................................2-3
2.4 DESIGNATED PERSON ..................................................................................................................................................2-3
3 INSTALLATION INSTRUCTIONS....................................................................................................................................3-1
3.1 MOUNTING THE CHUCK CONTROL & CONNECTING ELECTRICAL POWER..........................................................................3-1
3.1.1 Optional Remote Unit.........................................................................................................................................3-1
3.1.2 Main Chuck Control Unit ....................................................................................................................................3-1
3.1.3 Connecting the Chuck........................................................................................................................................3-2
3.1.4 Connecting the AC Input voltage........................................................................................................................3-2
3.1.5 575 Volt Controllers............................................................................................................................................3-2
3.1.6 Transformer Wiring Diagram..............................................................................................................................3-3
3.1.7 Connecting Optional Features............................................................................................................................3-4
3.1.8 Current Sensing..................................................................................................................................................3-4
3.1.9 Part Release.......................................................................................................................................................3-4
3.1.10 Lockout.............................................................................................................................................................3-4
3.1.11 Energizing the System .....................................................................................................................................3-4
3.2 CONTROL MOUNTING GUIDELINES ................................................................................................................................3-5
4 OPERATING INSTRUCTIONS.........................................................................................................................................4-1
4.1 IMPORTANT FACTS ABOUT MAGNETIC HOLDING .............................................................................................................4-1
4.1.1 Surface Conditions.............................................................................................................................................4-1
4.1.2 Workpiece Thickness .........................................................................................................................................4-2
4.1.3 Portion of the Chuck Surface In Contact With the Workpiece ...........................................................................4-2
4.1.4 Workpiece Material.............................................................................................................................................4-2
4.2 FULL HOLDING .............................................................................................................................................................4-3
4.3 VARIABLE HOLDING ......................................................................................................................................................4-3
4.4 RESIDUAL HOLDING......................................................................................................................................................4-3
4.5 RELEASE .....................................................................................................................................................................4-3
4.6 CONTROL PROTECTION ................................................................................................................................................4-5
4.7 RELEASE CYCLE STEPS................................................................................................................................................4-5
4.8 GROUNDING & SHIELDING.............................................................................................................................................4-7
4.8.1 Current Sensing..................................................................................................................................................4-7
4.8.2 Part Release.......................................................................................................................................................4-7
4.8.3 Lockout...............................................................................................................................................................4-7
4.9 CONTROL OUTPUT VOLTAGE ........................................................................................................................................4-7
5 MAINTENANCE & TROUBLESHOOTING ......................................................................................................................5-1
5.1 INSPECTION & MAINTENANCE........................................................................................................................................5-1
5.2 HAVING A PROBLEM WITH YOUR CHUCK CONTROL?.......................................................................................................5-1
5.3 CHUCK CONTROL CONNECTIONS ..................................................................................................................................5-3
5.4 REMOTE INTERFACE .....................................................................................................................................................5-4
5.4.1 Connections:.......................................................................................................................................................5-4
5.5 INTERFACE...................................................................................................................................................................5-4
5.6 SMART 75/100D PANEL LAYOUT...................................................................................................................................5-5
5.7 SMART 20/30/50D PANEL LAYOUT................................................................................................................................5-6
5.8 SMART 7/10/15D PANEL LAYOUT..................................................................................................................................5-7
5.9 SMART 3/5D PANEL LAYOUT.........................................................................................................................................5-8
5.10 MAIN PC BOARD ........................................................................................................................................................5-9
5.11 SMART 75/100D WIRING..........................................................................................................................................5-10
5.12 SMART 20/30/50D WIRING.......................................................................................................................................5-11