1 - 1
1
Chapter 1 Product Outline
The purpose and outline of positioning control using QD75 a re explained in this chapter.
Reading this chapter will help you understand what can be done us ing 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 m odule.......................... 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 funct ion version B............................. 1- 22