TCL uTC52 User Manual

14
6.4 Autotuning (AT)
Use AT function to automatically calculate and set the optimize PID value for your system.
Press key
to display parameter AT.
Press key
to change AT setting
Press key
change AT to “YES＂
Press key
Start auto tuning
(AT lamp will be
lighted on)
SET
SET
OFFON ON OFF
ON / OFF Control
(Autotuning)
PID Control
(After Autotuning)
SV
PV
0%
100%
Output%
Autotuning
ATVL=0
OFFON ON OFF
SV
PV
0%
100%
Autotuning
ATVL=20
SV - 20
Autotuning failure
(Overshoot )
*Set ATVL to prevent overshoot occurred during
autotuning process.
Output%
ON / OFF Control
(Autotuning)
PID Control
(After Autotuning)
To set ATVL ,press key 5 seconds to enter
Level 2 (PID Level) and then change the value.
SET
Possible cause 1： ATVL is too big. (If not sure，set ATVL=0)
Possible cause 2：Calculation time is too long.
(Set PID parameter manually)

TCL uTC52 Specifications

General

Brand	TCL
Model	uTC52
Category	Controller
Language	English