Emerson Network Router ユーザーズマニュアル
Installation and Use Manual
49
Initial Transmitter Startup Procedures
Pr
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Setup
T
ransmitter Star
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Usi
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Pr
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Begin
Pr
oL
in
oL
in
k II
Setup
T
ransmitter Star
tup
Usi
n
g
Pr
oL
in
oL
in
k
II
Be
fo
fo
re
Y
Y
o
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Begin
Pr
oL
in
oL
in
k II
Setup
T
ransmitter Star
tup
Usi
n
g
Pr
oL
in
oL
in
k
II
Be
fo
fo
re
Y
Y
o
u
Begin
Pr
oL
in
oL
in
k II
Setup
T
ransmitter Star
tup
Usi
n
g
Pr
oL
in
oL
in
k
II
Be
fo
fo
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Y
Y
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Begin
2. Open the
ProLink
menu.
3. Click the
Calibration
option. The calibration options for the currently connected transmitter
are displayed (see Figure 4-3).
4. Select
Zero Calibration
. The following screen is displayed:
Figure 4-6
Zero calibration screen
5. Type a new zero time in the
Zero Time
box or accept the default value.
6. If the convergence limit parameter is displayed, type a new convergence limit in the
Converg.
Limit
box or accept the default value.
7. Click
Perform Auto Zero
. The meter will begin zeroing. The
Calibration in Progress
status
light will turn red.
CAUTION
If fluid is flowing through the sensor, the sensor zero calibration may be
inaccurate, resulting in inaccurate process measurement.
inaccurate, resulting in inaccurate process measurement.
To improve the sensor zero calibration and measurement accuracy, ensure that
process flow through the sensor has completely stopped.
process flow through the sensor has completely stopped.