2-2-17 Data Control Instructions
Instruction
Symbol/Operand
Mnemonic
Code
PID CONTROL
PID(190)
PID
190
S: Input word
C: 1st parameter
word
D: Output word
PID CONTROL
WITH AUTOTUN-
PIDAT(191)
ING
PIDAT
191
(CJ2, CS1-H,
CJ1-H, or CJ1M
only)
S: Input word
C: 1st parameter
word
D: Output word
LIMIT CONTROL
LMT(680)
LMT
@LMT
680
S: Input word
C: 1st limit word
D: Output word
DEAD BAND
BAND(681)
CONTROL
BAND
@BAND
681
S: Input word
C: 1st limit word
D: Output word
CS/CJ/NSJ Series Instructions Reference Manual (W474)
Executes PID control according to the specified parameters.
S
C
PV input (S)
D
Executes PID control according to the specified parameters. The PID
constants can be auto-tuned with PIDAT(191).
S
C
D
Controls output data according to whether or not input data is within
upper and lower limits.
S
C
D
Upper limit
C+1
Lower limit
C
Controls output data according to whether or not input data is within
the dead band range.
S
C
D
Lower limit (C)
Function
Parameters (C to C+8)
PID control
Manipulated variable (D)
Output
Input
Upper limit (C+1)
2. Summary of Instructions
Location
Execution
condition
Output
Required
Output
required
Output
Required
Output
Required
Page
632
2
643
650
652
89
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