Mitsubishi MELSEC A1S38B - Page 5

I
CONTENTS~
Step 3: Special function module selection .................................................. 36
Step 4: Power supply module selection ...................................................... 37
System configuration
.............................................................................................. 39
System Example 1 ..................................................................................... 40
System Example 3 ..................................................................................... 42
System Example 4 ..................................................................................... 43
Chapter 4: Installation .................................................................................. 44
Installation environment .......................................................................................... 44
Base unit mounting instructions
............................................................................... 45
Mounting the base units on DIN rail
......................................................................... 47
Installation and removal of AIS modules
................................................................ 49
Installation and removal of dustproof cover
............................................................. 51
Step 5: Base unit selection ......................................................................... 38
AI
S System Examples ........................................................................................... 40
System Example 2
..................................................................................... 41
Chapter 5: Wiring ......................................................................................... 52
Wiring instructions for the power supply module ..................................................... 52
Wiring
of I/O equipment .......................................................................................... 55
Grounding ............................................................................................................... 56
Chapter 6: Programming ............................................................................. 57
Description of internal devices ................................................................................ 58
Inputs X ...................................................................................................... 58
Outputs Y ................................................................................................... 58
Auxiliary relays MI L. S ............................................................................... 59
Link relays B ............................................................................................... 59
Annunciators F ........................................................................................... 60
Timer
T ...................................................................................................... 60
Counter C
................................................................................................... 61
Interrupt counters C .................................................................................... 61
Data register D ........................................................................................... 62
Link register W ........................................................................................... 62
File registers R
........................................................................................... 63
Accumulator A
............................................................................................ 63
Index registers
2, V .................................................................................... 64
Nesting N
................................................................................................... 65
Pointer P .................................................................................................... 66
Interrupt pointer
I ........................................................................................ 66
Special relays M
......................................................................................... 67
Special registers D
..................................................................................... 70
Programming language ........................................................................................... 73
Numeric value and character representation
........................................................... 74
Binary (BIN)
............................................................................................... 74
Binary coded decimal (BCD)
...................................................................... 74
Hexadecimal (HEX)
.................................................................................... 75
ASCI
I ......................................................................................................... 76
Instructions
............................................................................................................. 77
Explanation of instruction lists
.................................................................... 78
List of sequence instructions
....................................................................... 81
List of basic instructions
............................................................................. 83
List of application instructions ..................................................................... 90
Sequence instruction description ................................................................ 97
Contact instructionsoperation start, series connection,
parallel connection (LD, LDI, AND, ANI, OR, ORI) ......................... 97
Connection instructionsLadder block series connection and
parallel connection (ANB, ORB)
..................................................... 100
...
111
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