Figure 5. Code 166 Parameter setup flow chart
Press and hold SET key for 4 seconds until the LED displays “LCK”. Then, release the SET
key. The display will show “0”. To enter parameters setting mode, you need to key in the pass
code. Use “+” and “-“keys to adjust the display to 166 (the pass code) and press SET. The
LED will show “P” for a second and then its P setting value, Use “+” and “-“ keys to change
the setting. When finished, press the SET again to confirm the change. The display will show
the “I “ for a second and its I setting value next, use the same “P” setting procedure to set the
I value. When finished, press the SET again to confirm the change. The display will show the
“d” for a second and its value next. Use the same “P” setting procedure to set the d value.
When finished, press the SET again to confirm the change. The next setting is A
, the
auto-tune. Use “+” to set the value to 1 and press SET will activate the auto-tune. The next
setting is the “t” setting, use “-” and “+” to set the cycle time value. This value should remain 2
for most application. After the PID parameters are changed, the controller needs to be
restarted for the best results.
4) Programming the smoking temperature profile.
A total of 6 steps can be programmed for this controller. Each step contains the temperature
(C0X) and time duration (T0X) setting. They are represented by the symbol C0X and T0X,
where “X” is the step number (e. g. Step 4 temperature is represented by C04 and step 4
