Owner manual

O.S. WALKER Co., Inc. SMART-C Control
SMART C MANUAL DD-14494D Rev D, March 30, 2011
i
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................................................................................................................................................................3-1
3.1 CONTROL MOUNTING GUIDELINES ................................................................................................................................3-1
3.1.1 Connecting Additional Features.........................................................................................................................3-1
3.1.1.1 Current Sensing ..........................................................................................................................................3-1
3.1.1.2 Lockout........................................................................................................................................................3-1
4 OPERATING INSTRUCTIONS.........................................................................................................................................4-1
4.1 IMPORTANT FACTS ABOUT MAGNETIC HOLDING .............................................................................................................4-1
4.1.1 Surface Conditions.............................................................................................................................................4-2
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.............................................................................................................................................4-3
4.2 RELEASE .....................................................................................................................................................................4-3
4.3 FULL HOLDING .............................................................................................................................................................4-4
4.4 VARIABLE HOLDING ......................................................................................................................................................4-4
4.5 RESIDUAL HOLDING......................................................................................................................................................4-5
4.6 CURRENT SENSE .........................................................................................................................................................4-5
4.7 CONTROL PROTECTION ................................................................................................................................................4-5
4.8 RELEASE CYCLE STEPS................................................................................................................................................4-5
4.9 GROUNDING & SHIELDING.............................................................................................................................................4-7
4.10 CONTROL OUTPUT VOLTAGE ......................................................................................................................................4-7
5 INSPECTION & MAINTENANCE.....................................................................................................................................5-1
5.1 DAILY INSPECTION........................................................................................................................................................5-1
5.2 HAVING A PROBLEM WITH YOUR CHUCK CONTROL?.......................................................................................................5-1
5.2.1 Main Pc Board....................................................................................................................................................5-3
5.3 CHUCK CONTROL CONNECTIONS ..................................................................................................................................5-7
5.3.1 Model SMART-C ................................................................................................................................................5-7
5.3.2 Adjustments........................................................................................................................................................5-7
6 REPLACEMENT PARTS LIST.........................................................................................................................................6-1
6.1 SMART-C CONTROLS .................................................................................................................................................6-1
7 RETURN AND REPAIR INSTRUCTIONS........................................................................................................................7-1