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The status byte has the following structure:
Byte 1
Byte 2
Digital value
Status
MSB
Meaning of the MSB:
7
6
5
4
3
Quality
Sub- -status
0
0
0
1
1
0
The sub--status has
a different quality
depending on the
coding
Different codings for the respective quality specification:
Status coding for "bad quality"
Dec
Hex
11
0B
Device is in local operation
15
0F
Device error detected, e.g. memory error.
The transmitter is switched off in the case of
certain memory errors.
19
10
Connected sensor shows error.
17
11
Short--circuit detected.
18
12
Wire break or sensor break detected.
31
1F
1) Transmitter out of order. Parameterizable equivalent value behavior.
Three cases can be selected:
2) Depending on the parameterization, the transmitter is in a certain status
which requires the procedure to be adapted:
2
1
0
Limits
bad
uncertain
good
0
0
0
1
low limited
1
0
high limited
1
1
constant
Cause
1)
1. Through connect parameterized equivalent value.
2. Hold last valid value (default value).
3. Through connect bad value/status.
Dispositif de mesure de conductivité SIPAN 32
Meaning
o.k.
Remedy
Change the
transmitter
Check the wiring
and sensor.
Check the wiring
and sensor.
Check the wiring
and sensor.
2)
C79000-B5477-C045-02
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