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MITSUBISHI ELECTRIC 700 Series User Manual

Page 3

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II

2. CC-Link COMMUNICATION

45

2.1

System Configuration............................................................. 46

2.1.1

System configuration example.................................................................... 46

2.1.2

Function block diagram............................................................................... 47

2.2

CC-Link Parameters................................................................ 49

2.2.1

CC-Link Extended Setting (Pr. 544)............................................................ 49

2.3

CC-Link I/O Specifications ..................................................... 50

2.4

Buffer Memory......................................................................... 57

2.4.1

Remote output signals
(Master module to inverter(FR-A7NC))....................................................... 57

2.4.2

Remote input signals Pr.544=100
(Inverter(FR-A7NC) to master module)....................................................... 58

2.4.3

Remote registers Pr.544=100
(Master module to inverter(FR-A7NC))....................................................... 59

2.4.4

Remote registers Pr.544=100
(Inverter(FR-A7NC) to master module)...................................................... 60

3. SEQUENCE PROGRAMMING

61

3.1

Overview .................................................................................. 62

3.1.1

Outline of Operation Processings ............................................................... 62

3.2

RUN and STOP Operation Processings................................ 64

3.3

Program Makeup ..................................................................... 64

3.4

Programming Languages....................................................... 65

3.4.1

Relay symbolic language (Ladder mode) ................................................... 65

3.4.2

Logic symbolic language (List mode).......................................................... 67

3.5

Operation Processing Method of PLC Function .................. 68

3.6

I/O Processing Method ........................................................... 69

3.6.1

What is refresh system? ............................................................................. 69

3.6.2

Response delay in refresh system.............................................................. 70

3.7

Scan Time ................................................................................ 71

3.8

Numerical Values Usable in Sequence Program ................. 72

3.8.1

BIN (Binary Code)....................................................................................... 73

3.8.2

HEX (HEX Decimal).................................................................................... 74

3.9

Description of devices............................................................ 75

3.9.1

Device List .................................................................................................. 75

3.9.2

Inputs, Outputs X, Y.................................................................................... 76

3.9.3

Internal Relays M ........................................................................................ 79

3.9.4

Timers T...................................................................................................... 80