Pid Operation - Mitsubishi Electric MELSEC-Q series Programming Manual

[OPERATION ERRORS]
An operation error will occur, the error flag (SM0) will be turned ON, and an error code will be stored in SD0, in the following
cases.
Error code Description
4100 When the value set as the PID control data is outside the allowable range.
4100 When (MV upper limit) < (MV lower limit).
4100 When (Number of loops used) < (Number of loops executed in one scan).
4101 When the device range allocated to the PID control data area, designated by
device.
4100 When the "*" area of the PID control data that is mentioned in section 5.1 (3) is not 0. ( Page 36 PID Control Data)

PID operation

Applicable CPU
QCPU
Programmable controller CPU
Basic High Performance
*1 *2
 
*1 First five digits of serial No. are 04122 or later
*2 First five digits of serial No. are 05032 or later
[SET DATA]
■Description and data type
Set Data Description
First number of devices allocated to I/O device area
S
■Usable device
Set Data Usable Devices
Internal Devices
(System, User)
Bit Word
 
S
Process CPU
Universal
 
File Register MELSECNET/10 (H)
Direct J\
Bit Word

8 INCOMPLETE DERIVATIVE PID CONTROL INSTRUCTIONS AND PROGRAM EXAMPLES
, exceeds the last device number of the corresponding
S
LCPU
Redundant CPU
 
Data Type
16-bit binary
Special Index
Function Register Zn
Module
U\
8.1 PID Control Instructions
QnA Q4AR
 
8
Constant Other
61