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Rockwell Automation Logix5000 Controllers IEC 61131-3 Compliance Programming Manual User Manual

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Rockwell Automation Publication 1756-PM018C-EN-P - November 2012

Chapter 1 IEC61131-3 Compliance

55

12

ST Equality =

55

13

ST Inequality <>

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14

ST Boolean AND as &

55

15

ST Boolean AND

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16

ST Boolean XOR

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17

ST Boolean OR

56

1

ST Assignment :=

56

2

ST Function Block invocation

56

3

ST RETURN

RET( ) with multiple Parameters

56

4

ST IF / ELSIF / ELSE/ END_IF

56

5

ST CASE OF / ELSE / END_CASE

56

6

ST FOR / END_FOR

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7

ST WHILE DO / END_WHILE

56

8

ST REPEATE / UNTIL / END_REPEAT

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9

ST EXIT

56

10

ST Empty Statement ;

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1, 2

Horizontal line

LD editor, FBD editor

57

3, 4

Vertical line

LD editor, FBD editor

57

5, 6

Horizontal / Vertical connection

LD editor, FBD editor

57

7, 8

Line crossings without connection

FBD editor

57

9, 10

Connection and non-connection corners

LD editor, FBD editor

57

11, 12

Blocks with connections

LD editor, FBD editor

57

13,14

Connectors

FBD editor

58

2

Unconditional jump

JMP instruction in LD

58

3

Jump target

LBL instruction in LD

58

4

Conditional jump

JMP instruction in LD

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5

Conditional return

RET instruction in LD

58

8

Unconditional return

RET instruction in LD

59

1

Left hand power rail

LD editor

59

2

Right hand power rail

LD editor

60

1

Horizontal link

LD editor

60

2

Vertical link

LD editor

61

1, 2

Normally open contact --| |--

XIC instruction in LD

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3, 4

Normally close contact --| / |--

XIO instruction in LD

61

5, 6

Positive transition sensing contact -| P |-

ONS instruction in LD

62

1

Coil --( )--

OTE instruction in LD

62

3

Set (latch) coil

Functionality contained in OTL instruction in LD

Table Number:

(1)

Feature Number:

Feature Description:

Extensions and Implementation Notes: