Newport New Focus 8703, User Manual

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Preface vii
vii
Table Of Contents
EU27 DECLARATION OF CONFORMITY ....................................... ii
UK Declaration of Conformity ............................................................. iii
Warranty ................................................................................................ iv
Technical Support Contacts .................................................................. vi
Table Of Contents ................................................................................ vii
List of Figures ....................................................................................... ix
1 Introduction 1
1.1 Introduction ...................................................................................1
1.2 Safety .............................................................................................1
1.3 Operating Limits* ..........................................................................2
2 Specifications 3
2.1 Electrical Specifications ................................................................3
2.2 Model 8712 pin Descriptions ........................................................4
2.3 Typical Characteristics ..................................................................7
2.4 MODEL 8712 DRAWINGS .........................................................8
3 Theory of Operation 9
3.1 Block Diagram ...............................................................................9
3.2 Input Mode Control Bits ..............................................................10
3.2.1 Step/Direction Mode .......................................................10
3.2.2 Quadrature Mode .............................................................10
3.2.3 Linear Voltage Input ........................................................11
3.2.4 Bang-Bang Voltage Input ................................................12
3.3 Status Indicators ..........................................................................12
3.4 Power Supply ...............................................................................13
3.4.1 Fault Protection ...............................................................13
3.4.2 Power Connections ..........................................................14
3.5 Control Interface ..........................................................................15
3.6 Output Connections .....................................................................16
3.7 Sockets .........................................................................................16
3.8 EMC Considerations ...................................................................17