Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 52

Loop Control Operation
The following FBs perform loop control processing including ratio control, various PID controls, two-position (on/off) control,
three-position (on/off) control, program setter, and loop selector.
■Ratio Control (Enable Tracking for primary loop)
Function block symbol
M+P_R_T
■Ratio Control (Disable Tracking for primary loop)
Function block symbol
M+P_R
■Velocity Type PID Control (Enable Tracking for primary loop)
Function block symbol
M+P_PID_T
■Velocity Type PID Control (Disable Tracking for primary loop)
Function block symbol
M+P_PID
■2-degree-of-freedom PID Control (Enable Tracking for primary loop)
Function block symbol
M+P_2PID_T
■2-degree-of-freedom PID Control (Disable Tracking for primary loop)
Function block symbol
M+P_2PID
■2-degree-of-freedom Advanced PID Control (Enable Tracking for primary loop)
Function block symbol
M+P_2PIDH_T_
■2-degree-of-freedom Advanced PID Control (Disable Tracking for primary loop)
Function block symbol
M+P_2PIDH_
■Position Type PID Control (Enable Tracking for primary loop/Disable Tracking from secondary
loop)
Function block symbol
M+P_PIDP_T
■Position Type PID Control (Disable Tracking for primary loop/Disable Tracking from
secondary loop)
Function block symbol
M+P_PIDP
3 LISTS OF PROCESS CONTROL FUNCTION BLOCK
50
3.2 Tag Access FBs
Processing details
Controls two sets of control amount at a constant ratio and outputs the result (MV). The primary
loop can be tracked.
Processing details
Controls two sets of control amount at a constant ratio and outputs the result (MV).
Processing details
Performs PID operations using process variable differential, inexact differential, and velocity type,
and outputs the result (MV). The primary loop can be tracked.
Processing details
Performs PID operations using process variable differential, inexact differential, and velocity type,
and outputs the result (MV).
Processing details
Optimizes the responsive performance (tracking performance) in a setting value change and
control performance to a disturbance, and outputs the result (MV). The primary loop can be
tracked.
Processing details
Optimizes the responsive performance (tracking performance) in a setting value change and
control performance to a disturbance, and outputs the result (MV).
Processing details
Optimizes the responsive performance (tracking performance) in a setting value change and
control performance to a disturbance, and outputs the result (MV). This function block performs
two-degree-of-freedom PID operation, PV tracking, integration stop, derivative stop, and SV
variation rate & high/low limiter processing. The primary loop can be tracked.
Processing details
Optimizes the responsive performance (tracking performance) in a setting value change and
control performance to a disturbance, and outputs the result (MV). This function block performs
two-degree-of-freedom PID operation, PV tracking, integration stop, derivative stop, and SV
variation rate & high/low limiter processing.
Processing details
Performs PID operations using process variable differential, inexact differential, and position type,
and outputs the result. The primary loop can be tracked.
Processing details
Performs PID operations using process variable differential, inexact differential, and position type,
and outputs the result.
Reference
Page 183 M+P_R_T
Reference
Page 187 M+P_R
Reference
Page 190 M+P_PID_T
Reference
Page 196 M+P_PID
Reference
Page 202
M+P_2PID_T
Reference
Page 208 M+P_2PID
Reference
Page 214
M+P_2PIDH_T_
Reference
Page 222
M+P_2PIDH_
Reference
Page 229
M+P_PIDP_T
Reference
Page 236 M+P_PIDP