Delta DVP-ES2 User Manual download pdf (Page 633)

5. Sequential Function Chart

5.5 Types of Sequences

Single Sequence: The basic type of sequence

The first step in a step ladder diagram is called initial step, ranged as S0 ~ S9. The steps following

the initial step are general steps numbered as S10 ~ S1023. When IST instruction is applied, S10 ~

S19 will become the steps for zero return operation.

1. Single Sequence without Divergence and Convergence

After a sequence is completed, the control power on the steps will be transferred to the initial

ZRST S0 S127

Step Ladder Diagram

Delta DVP-ES2 User Manual Page 633