Delta DVP-ES3 Series

iii
4.2.11 Wiring DVP-SV3/SX3 Communication Ports ................................ 4-54
Chapter 5 Devices
5.1 Introduction to CPU Devices .................................................................. 5-2
5.1.1 Device Table ................................................................................ 5-2
5.1.2 Basic Structure of I/O Storage ........................................................ 5-3
5.1.3 Relation Between the PLC Action and the Device Type ........................ 5-4
5.1.4 Latched Areas in the Device Range .................................................. 5-5
5.2. CPU Device Functions ........................................................................... 5-6
5.2.1 Values and Constants .................................................................... 5-6
5.2.2 Floating-point Numbers .................................................................. 5-8
5.2.3 Strings ...................................................................................... 5-10
5.2.4 Input Relays (X) ......................................................................... 5-11
5.2.5 Output Relays (Y) ....................................................................... 5-12
5.2.6 Auxiliary Relays (M) .................................................................... 5-12
5.2.7 Special Auxiliary Relays (SM) ........................................................ 5-12
5.2.8 Flags (S) ................................................................................... 5-13
5.2.9 Timers (T) ................................................................................. 5-13
5.2.10 Counters .................................................................................... 5-15
5.2.11 32-bit Counters (HC) ................................................................... 5-17
5.2.12 Data Registers (D) ...................................................................... 5-19
5.2.13 Special Data Registers (SR) .......................................................... 5-19
5.2.14 Index Register (E) ....................................................................... 5-19
5.2.15 File Registers (FR) ....................................................................... 5-20
Chapter 6 Writing a Program
6.1 Quick Start ........................................................................................ 6-2
6.1.1 Example ...................................................................................... 6-2
6.1.2 Hardware ..................................................................................... 6-3
6.1.3 Program ...................................................................................... 6-3
6.2 Procedure for Creating a Project in ISPSoft ....................................... 6-4
6.3 Creating a Project .............................................................................. 6-5
6.4 Hardware Configuration .................................................................... 6-6