Omron SYSMAC CJ - REFERENCE MANUAL 08-2008

79
Instruction Functions Section 2-2
2-2-16 Data Control Instructions
Instruction
Mnemonic
Code
Symbol/Operand Function Location
Execution
condition
Page
PID CONTROL
PID
190
Output
Required
757
PID CONTROL
WITH AUTOTUN-
ING
PIDAT
191
(CS1-H, CJ1-H,
or CJ1M only)
Executes PID control according to the specified parameters. The PID
constants can be auto-tuned with PIDAT(191).
Output
required
769
LIMIT CONTROL
LMT
@LMT
680
Output
Required
779
DEAD BAND
CONTROL
BAND
@BAND
681
Output
Required
781
PID(190)
S
C
D
S: Input word
C: 1st parameter
word
D: Output word
PV input (S) PID control
Mani
p
ulated variable
(
D
)
Parameters (C to C+8)
Executes PID control according to the specified parameters.
PIDAT(191)
S
C
D
S: Input word
C: 1st parameter
word
D: Out
p
ut word
LMT(680)
S
C
D
S: Input word
C: 1st limit word
D: Out
p
ut word
Upper limit
C+1
Lower limit
C
Controls output data according to whether or not input data is within
upper and lower limits.
BAND(681)
S
C
D
S: Input word
C: 1st limit word
D: Output word
Upper limit (C+1)
Output
Input
Controls output data according to whether or not input data is within
the dead band range.
Lower limit (C)