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238 UDC 3300 Controller Product Manual 4/00
Step Description Press Action
or
to select automatic or manual calibration.
Lower Display
Upper Display
POS PROP
DO AUTO
or
DO MAN
If you select… Then…
DO AUTO go to Step 4
DO MAN go to Step 6
ATTENTION
When calibration is terminated, this
selection reverts to DISABL.
4 DO AUTO
Set 0 % value
FUNCTION
LOOP 1/2
The decrement relay is turned on to move the motor to
0 % position.
Lower Display
Upper Display
ZERO VAL
counts of feedback
slidewire (0 to 3000)
When the motor stops, the display should stop counting,
then go to the next step.
5 DO AUTO
Set 100 % value
FUNCTION
LOOP 1/2
The increment relay is turned on to move the motor to
100 % position.
Lower Display
Upper Display
SPAN VAL
counts of feedback
slidewire (0 to 3000)
When the motor stops, the display should stop counting,
then, go to Step 8.
6DO MAN
Set 0 % value
FUNCTION
LOOP 1/2
You will see:
Lower Display
Upper Display
ZERO VAL
The existing zero
calibration value
in counts.
or
until the desired zero value is reached in the upper
display.
Lower Display
Upper Display
ZERO VAL
The desired zero
value
7DO MAN
Set 100 % value
FUNCTION
LOOP 1/2
The controller will store the 0 % value and you will see:
Lower Display
Upper Display
SPAN VAL
The existing span
calibration value
in counts