Mitsubishi Electric MELSEC-Q QnPRHCPU Manuals

Manuals and User Guides for Mitsubishi Electric MELSEC-Q QnPRHCPU. We have 1 Mitsubishi Electric MELSEC-Q QnPRHCPU manual available for free PDF download: Programming Manual

Mitsubishi Electric MELSEC-Q QnPRHCPU Programming Manual (274 pages)

Brand: Mitsubishi Electric | Category: Controller | Size: 3.08 MB

Safety Cautions
3
Revisions
4
Table of Contents
5
About Manuals
9
Generic Term and Abbreviations Used in this Manual
9
Overview
11
Features
11
PID Control Overview
14
Forward Oprration and Reverse Operation
15
PID Control
16
Proportional Operation (P Operation)
16
Integral Operation (I Operation)
17
Derivative Operation (D Operation)
18
PID Operation
19
Structure and Combinations of Process Control Instructions
20
Instruction Configuration
20
Method for Specifying the Data in a Device
21
For Bit Data
21
For Word (16-Bit) Data
21
Double Word (32-Bit) Data
22
For Real Number Data (Floating-Point Data)
22
Process Control Instruction Operation Error
23
Instruction Execution Conditions
23
Number of Steps
23
Index Qualification
24
Basic Loop Types Available by Combinations of Process Control Instructions
24
Process Control Instructions and Data Configuration
26
Local Work Memory
28
Data Used for Process Control Instructions
29
Loop Memory
29
Input Data
30
Block Memory
31
Operation Constant
31
Loop Tag Memory Allocation Contents
32
How to Execute Process Control Instructions
35
Concept of Program
36
Execution Condition Switching and Functions
37
Execution Condition Switching
37
Loop RUN/STOP
37
Functions
38
Tracking Function
38
Cascade Loop Tracking
38
Loop Selector Tracking
39
Instruction List
40
How to Read the Instruction List Table
40
Functions
41
I/O Control Instruction
41
Control Operation Instruction
42
Compensation Operation Instruction
44
Arithmetic Operation Instruction
44
Comparison Operation Instruction
45
Auto Tuning Instruction
45
How to Read Instructions
46
I/O Control Instructions
50
Analog Input Processing (S.IN)
50
Output Processing-1 with Mode Switching (S.OUT1)
55
Output Processing-2 with Mode Switching (S.OUT2)
61
Manual Output (S.MOUT)
66
Time Proportioning(S.DUTY)
70
Batch Counter (S.BC)
77
Pulse Integration (S.PSUM)
81
Control Operation Instructions
86
Basic PID (S.PID)
86
2-Degree-Of-Freedom PID Control (S.2PID)
94
Position Type PID Control (S.PIDP)
102
Sample PI Control (S.SPI)
111
I-PD Control (S.IPD)
118
Blend PI Control (S.BPI)
126
Ratio (S.R)
133
High/Low Limit Alarm (S.PHPL)
138
Lead-Lag (S.LLAG)
144
Integral (S.I)
146
Derivative (S.D)
148
Dead Time (S.DED)
150
High Selector (S.HS)
153
Low Selector (S.LS)
155
Middle Value Selection (S.MID)
157
Average Value (S.AVE)
160
Variation Rate Limiter 1 (S.VLMT1)
164
Variation Rate Limiter 2 (S.VLMT2)
166
2-Position ON/OFF (S.ONF2)
168
3-Position ON/OFF (S.ONF3)
174
Dead Band (S.DBND)
180
Program Setter (S
182
Loop Selector (S. SEL)
187
Bumpless Transfer (S.BUMP)
193
Analog Memory (S.AMR)
195
Compensation Operation Instructions
197
Function Generator (S.FG)
197
Inverse Function Generator (S.IFG)
199
Standard Filter (S.FLT)
201
Summation (S.SUM)
204
Temperature/Pressure Correction (S.TPC)
206
Engineering Value Conversion (S.ENG)
208
Inverse Engineering Value Conversion (S.IENG)
210
Arithmetic Operation Instructions
212
Addition (S.ADD)
212
Subtraction (S.SUB)
214
Multiplication (S.MUL)
216
Division (S.DIV)
218
Absolute Value (S.ABS)
222
Comparison Operation Instructions
224
Compare Greater than (S. )
224
Compare Less than (S. )
226
Compare Equal than (S. )
228
Compare Greater or Equal (S. )
230
Compare Less or Equal (S. )
232
Auto Tuning
234
Auto Tuning Instruction (S.AT1)
237
Error Code List
246
Appendix1 Example Program
248
Appendix 2 Loop Tag Memory List
252
I-PD Control (SIPD), Blend PI Control (SBPI)
254
Manual Output (SMOUT), Monitor (SMON)
256
Position ON/OFF Control (SONF2), 3 Position ON/OFF Control (SONF3)
259
Batch Counter (SBC)
260
Ratio Control (SR)
261
Appendix 3 Operation Processing Time
263
The Operation Processing Time of each Instruction
263
Operation Processing Time of 2-Degree-Of-Freedom PID Control Loop
266

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