D.2.5 Program Download .................................................................... D-5
D.2.6 Program Monitor ........................................................................ D-6
D.2.7 The Limit of PLC ........................................................................ D-6
D.3 Ladder Diagram ................................................................................ D-8
D.3.1 Program Scan Chart of the PLC Ladder Diagram...................... D-8
D.3.2 Introduction................................................................................ D-8
D.3.3 The Edition of PLC Ladder Diagram ........................................ D-11
D.3.4 The Example for Designing Basic Program ............................. D-14
D.4 PLC Devices ................................................................................... D-19
D.4.1 Summary of DVP-PLC Device Number ................................... D-19
D.4.2 Devices Functions ................................................................... D-20
D.4.3 Value, Constant [K] / [H] .......................................................... D-21
D.4.4 The Function of Auxiliary Relay ............................................... D-22
D.4.5 The Function of Timer.............................................................. D-22
D.4.6 The Features and Functions of Counter .................................. D-23
D.4.7 Register Types......................................................................... D-24
D.4.8 Special Auxiliary Relays .......................................................... D-25
D.4.9 Special Registers..................................................................... D-26
D.4.10 Communication Addresses for Devices (only for PLC2 mode) .. D-
27
D.4.11 Function Code (only for PLC2 mode) .................................... D-28
D.5 Commands...................................................................................... D-28
D.5.1 Basic Commands..................................................................... D-28
D.5.2 Output Commands................................................................... D-29
D.5.3 Timer and Counters ................................................................. D-29
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