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How do you set up PID control on the ATV21 and ATV212 drives?
Altivar ATV21 and ATV212, S-Flex enclosed.
Setting up PID control on the ATV21 and ATV212 drives.
Push the mode button until you see AUF arrow down to F------ enter
Find F360 enter choose your PID feedback assignment to 1 for VIA or 2 for VIB and to enable your PID function.
Set FNOD as your PID set point to 3 if you want to use the up and down arrows as your set point. Choose 1 for VIA or 2 for VIB if you want your analog input to be your set point.
Please note its not a good idea to set up to set your PID feedback F360 to 1 VIA and your set point FNOD to 1 VIA.
Basic setup included for a 4-20mA signal input for PID feedback would be.
F360= 1 (enable PID and feedback is VIA 4 to 20mA)
FNOD= 3 (up and down arrows are your set point.
F362=PID proportional gain
F363= PID integral gain
F380 = 1 for Reverse acting (0 = disabled)
Ref manual 30072-451-63