Mitsubishi Electric FR-A820-00046 Instruction Manual page 721

Parameters
● The second PID function parameters and signals function in the same way as the following
parameters and signals of the first PID function. Refer to the first PID function when setting the
second PID functions.
Classification
Parameter
Tab. 5-228: Parameters for setting multiple PID functions
Classification
Input signal
Output signal
Tab. 5-229: I/O signals for setting multiple PID functions
FR-A800
First PID function parameters
Pr. Name
PID control automatic switchover
127
frequency
128 PID action selection
129 PID proportional band
130 PID integral time
131 PID upper limit
132 PID lower limit
133 PID action set point
134 PID differential time
553 PID deviation limit
554 PID signal operation selection
Output interruption detection
575
time
Output interruption detection
576
level
577 Output interruption cancel level
PID set point/deviation input
609
selection
PID measured value input
610
selection
First PID function parameters
Signal Name
X14 PID control valid terminal
X64 During retry
X72 PID P control switchover
FUP PID upper limit
FDN PID lower limit
PID forward/reverse rotation
RL
output
PID During PID control activated
SLEEP PID output interruption
Y48 PID deviation limit
(A) Application parameters
Second PID function parameters
Pr. Name
Second PID control automatic
754
switchover frequency
753 Second PID action selection
756 Second PID proportional band
757 Second PID integral time
1143 Second PID upper limit
1144 Second PID lower limit
755 Second PID action set point
758 Second PID differential time
1145 Second PID deviation limit
1146 Second PID signal operation selection
Second output interruption detection
1147
time
Second output interruption detection
1148
level
1149 Second output interruption cancel level
Second PID set point/deviation input
1140
selection
Second PID measured value input
1141
selection
Second PID function parameters
Signal Name
X80 Second PID control valid terminal
Second PID forward/reverse action
X79
switchover
X73 Second PID P control switchover
FUP2 Second PID upper limit
FDN2 Second PID lower limit
Second PID forward/reverse rotation
RL2
output
PID2 Second During PID control activated
SLEEP2 During second PID output shutoff
Y205 Second PID deviation limit
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