Table of Contents
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INTRODUCTION
Thank you for choosing the Mitsubishi MELSEC-QS Series of Safety Programmable Logic Controllers.
Before using the equipment, please read this manual carefully to develop full familiarity with the functions and
performance of the QS series PLC you have purchased, so as to ensure correct use.
A copy of this manual should be forwarded to the end User.
CONTENTS
SAFETY PRECAUTIONS .................................................................................................................................A - 1
REVISIONS.......................................................................................................................................................A - 2
INTRODUCTION...............................................................................................................................................A - 3
CONTENTS ......................................................................................................................................................A - 3
ABOUT MANUALS ...........................................................................................................................................A - 6
2.3.1 Contact instructions ....................................................................................................................... 2 - 5
2.3.2 Connection instructions ................................................................................................................. 2 - 6
2.3.3 Output instructions......................................................................................................................... 2 - 7
2.3.4 Master control instructions............................................................................................................. 2 - 7
2.3.5 Termination instruction .................................................................................................................. 2 - 8
2.3.6 Other instructions........................................................................................................................... 2 - 8
2.4.1 Comparison operation instructions ................................................................................................ 2 - 9
2.4.2 Arithmetic operation instructions.................................................................................................. 2 - 11
2.4.3 Data conversion instructions........................................................................................................ 2 - 12
2.4.4 Data transfer instructions............................................................................................................. 2 - 13
2.5.1 Logical operation instructions ...................................................................................................... 2 - 14
2.6.1 Forced control stop instruction..................................................................................................... 2 - 16
3. CONFIGURATION OF INSTRUCTIONS
3.2.1 Using bit data................................................................................................................................. 3 - 3
3.2.2 Using word (16 bits) data............................................................................................................... 3 - 4
3.2.3 Using double word (32 bits) data ................................................................................................... 3 - 6
1 - 1 to 1 - 4
1 - 2
1 - 3
2 - 1 to 2 - 16
2 - 2
2 - 3
2 - 5
2 - 9
2 - 14
2 - 16
3 - 1 to 3 - 18
3 - 2
3 - 3
3 - 9
3 - 10
A-3
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Table of Contents
