Mitsubishi MELSEC-F FX3U-4AD-PT-ADP User Manual

G-16
3 Parameter
FX 3U /FX 3UC Series PLC User's Manual - Analog Control Edition
PID Instruction (FNC 88)
3.2 Details of Parameters
Example 1: PID operation in heating (backward operation)
Example 2: PID operation in cooling (forward operation)
Time
Temperature
Changes caused by disturbance
TD3 > TD2 > TD1
PI operation (without differential operation)
Time
Output (MV)
Changes in output caused by disturbance
PI operation (without differential operation)
T
D3 > TD2 > TD1
TD3 (PID operation)
TD3 (PID operation)
TD2 (PID operation)
TD1 (PID operation)
TD2 (PID operation)
TD1 (PID operation)
Target value (PV)
Time
Temperature
Changes caused by disturbance
TD3 > TD2 > TD1
Time
Output (MV)
Changes in output caused by disturbance
TD3 > TD2 > TD1
PI operation (without differential operation)
T
D1 (PID operation)
T
D2 (PID operation)
Target value (PV)
PI operation (without differential operation)
T
D3 (PID operation)
T
D1 (PID operation)
T
D2 (PI operation)
TD3 (PID operation)

Mitsubishi MELSEC-F FX3U-4AD-PT-ADP Specifications

General

Brand	Mitsubishi
Model	MELSEC-F FX3U-4AD-PT-ADP
Category	Controller
Language	English