
Output
Calibration -
Position
Proportional Output Calibration
Release M
DR4500A Classic Series Circular Chart Recorder With or Without Control Product Manual
199
April 2017
Step
Operation
Press
Action/Result
5
Set 100 % value
FUNC
The increment relay is turned on to move the motor to
100 % position.
Upper Display:
(counts of feedback slidewire)
(0 to 2047)
Lower Display:
SPAN VAL
When the motor stops, the display should stop
counting, then go on to step 8.
6
DO MAN
Set 0 % value
FUNC
You will see:
Upper Display:
(existing zero calibration value
in counts)
(approximately 100)
Lower Display:
ZERO VAL
▲
or
▼
Until the desired zero value is reached in the upper
display.
Upper Display:
(desired zero value)
Lower Display:
ZERO VAL
7
Set 100 % value
FUNC
The recorder stores the 0 % value and you will see:
Upper Display:
(existing span calibration value
in counts)
(approximately 1500)
Lower Display:
SPAN VAL
▲
or
▼
Until the desired span value is reached in the upper
display.
Upper Display:
(desired span value)
Lower Display:
SPAN VAL
For manual calibration, the motor does not move from
its position prior to the start of position proportional
calibration.
8
Exit the Calibration Mode
FUNC
The recorder stores the 100 % value.
LOWR
DISP
or
SET
UP
To exit the calibration mode.