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ABB STT04 - Page 211

ABB STT04
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TB82 TRANSMITTER
CALIBRATION
N - 5
One-point calibration conducts an offset adjustment on the sensor
input. Use this type of calibration when the sensor is in the final
installed location.
Key Display Comments
This operation will cause a change in output not cor-
responding to the input. Be sure the control loop is in
manual.
Select YES.
Select a calibration type.
Throughout this procedure the variable nnnn repre-
sents one of the following device types:
pH
ORP
PION
CONC
Select 1 POINT CAL. Use this calibration method
when the sensor is in its final location.
Displays the current input value.
Enter the desired value.
The terminal displays the calculated efficiency in per-
centage.
CALI-
BRATE
OUTPUT WILL BE
AFFECTED! PROCEED?
NO
YES
ENTER
nnnn CAL
TEMP. CAL
EDIT CAL
RESET CAL
ENTER
nnnn CAL
1 POINT CAL
2 POINT CAL
ENTER
nn.nn UNITS
PRESS ENTER
WHEN STABLE
ENTER
ENTER NEW VALUE
_ nn.nn UNITS
ENTER
CALCULATED
EFFICIENCY
nn.n %
PRESS ENTER

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