Eaton ELC-PB, Programming Manual

Page: 436 / 728

3 . I n s t r u c t i o n S e t
M N050 03003E F or mo re infor ma tio n vi sit:
w w w. e a t o n . c o m
3-267
Users may not be familiar with a new temperature environment. In this case, selecting
auto-tuning (
S
3
+4 = K3) for an initial adjustment is suggested. After initial tuning is complete,
the instruction will auto modify the control mode to the mode exclusively for adjusted
temperature (
S
3
+4 = K4). In this example, the control environment is an oven. See the
example program below.
M1002
MOV D20
END
K4000
MOV
D200 K400
MOV
D10 K800
TO K2 K0 K1 K2
M1013
FROM K6 K0 K1 D11
M0
MOV D204 K3
RST M0
M1
PID D11 D10 D0 D200
GPWM D20 D0 Y0
Results of initial auto-tuning
Auto tuning area
S
3
+4 = k3
PID control area
S
3
+4 = k4
Auto tuning area
S
3
+4 = k3
PID control area
S
3
+4 = k4