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Chapter 1 Product Outline
The purpose and outline of positioning control using QD75 are explained in this chapter.
Reading this chapter will help you understand what can be done using the positioning
system and which procedure to use for a specific purpose.
By understanding "What can be done", and "Which procedure to use" beforehand, the
positioning system can be structured smoothly.
1.1 Positioning control ........................................................................................................1- 2
1.1.1 Features of QD75 ...........................................................................................1- 2
1.1.2 Purpose and applications of positioning control ............................................1- 5
1.1.3 Mechanism of positioning control...................................................................1- 7
1.1.4 Outline design of positioning system .............................................................1- 9
1.1.5 Communicating signals between QD75 and each module ..........................1- 12
1.2 Flow of system operation ............................................................................................1- 15
1.2.1 Flow of all processes .....................................................................................1- 15
1.2.2 Outline of starting...........................................................................................1- 18
1.2.3 Outline of stopping.........................................................................................1- 20
1.2.4 Outline for restarting ......................................................................................1- 21
1.3 Restrictions with a system using a stepping motor ....................................................1- 22
1.4 Function additions/modifications according to function version B .............................1- 22