122770 06
18-09-2007
13
RTD, RTD off, Ref1, Ref1 off
and
Cold junc.
RTD off
has to be between 8.300.000 and 8.500.000.
RTD
will have a value, which is depending on the temperature in the
well. The value will vary between 10.000.000 and 16.000.000. If the
value is 16.777.215 and Ref1 at the same time is below 9.000.000,
there is probably an error with
the Pt100 sensor in the block.
Ref 1
must have a value between 15.000.000 and 16.700.000. If the
value is 16.777.215 or is below 15.000.000, there is an error in the
circuit.
Cold junc.
will have a value, which is depending on the temperature
in the instrument. The value may vary between 10.500.000 and
12.000.000. If the value is 16.777.215, and Ref1 at the same time is
below 9.000.000, there is probably an error with the Pt100 sensor,
placed in the thermocouple connector
on the front panel.
Diff. TC
has to be between 8.300.000 and 8.500.000, when the
calibrator is stable.
)
Press
in the Service Input Menu and the Reference
sensor AD-converter Menu will appear.
Shown here are the A/D-converted values for the measurements on
the external reference. The shown values are typical values.
RTD, RTD off, R2,
R2 off,
R3
and
R3 off
.
RTD off, R2 off, R3
and
R3 off
have to be between 8.300.000 and
8.500.000.
Содержание JOFRA ATC-125
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Страница 74: ...74 18 09 2007 122770 06 3 3 Exploded View ATC 140 A B 0 35 1 JRL 03 01 2005 A3 ...
Страница 75: ...122770 06 18 09 2007 75 3 4 Exploded View ATC 155 A B ...
Страница 76: ...76 18 09 2007 122770 06 3 5 Exploded View ATC 156 A B ...
Страница 77: ...122770 06 18 09 2007 77 3 6 Exploded View ATC 157 A B ...
Страница 79: ...122770 06 18 09 2007 79 3 8 Exploded View ATC 320 650 A B ...