161
CHAPTER 8 FUNCTIONS
8
8.
3 T
e
mperat
ure Cont
rol
M
ode
(4) Backup of the calculated value on completion of auto tuning
By setting the following remote buffer memory area to Enable (1) at the start of auto tuning, the calculated value
(
Page 160, Section 8.3.7 (3)) is automatically backed up into a non-volatile memory on completion of auto
tuning.
• CH
Automatic backup setting after auto tuning of PID constants (address: 119H, 149H, 179H, 1A9H) (
To read the calculated value (
Page 160, Section 8.3.7 (3)) from the non-volatile memory, set the following
remote buffer memory area to Requested (1).
• CH
Memory's PID constants read instruction (address: 1100H to 1103H) (
(5) Procedure of auto tuning
Follow the instructions below.
*1
Set the following remote buffer memory areas.
*2
The calculated value is set in the following remote buffer memory areas.
Start
Auto tuning start
During auto tuning
Auto tuning completion
(PID constants are set.)
Temperature control with the set PID constants
End
Data settings for a temperature control module
Set remote buffer memory areas related to auto tuning.
*1
Turn on CH□ Auto tuning instruction (RY20 to RY23).
CH□ Auto tuning status (RX20 to RX23) turns on.
CH□ Auto tuning status (RX20 to RX23) turns off and a
calculated value is set to a remote buffer memory area.
*2
Summary of Contents for NZ2GF2B-60TCRT4
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