
Coding Field
Selection or range
Factory setting (bold)
Display Info
O
Function group
CURRENT
OUTPUT
Initial display in function group
CURRENT OUTPUT.
O1
Selection of
current output
Out1
Out2
A different characteristic can be
selected for each output.
O2
Selection of
measuring
quantity for 2nd
current output
°C
mV
Contr
Selection of Curr (= current
output 2) in field R237 / R266 is
only possible, if field O2 = Contr
is selected.
O3 (1)
Enter or output
linear
characteristic
lin = linear (1)
sim = Simulation (2)
Tab
=
Table (3)
The characteristic can have a
positive or negative slope at the
measured value output.
At set value output (O2 = Contr),
the increasing current
corresponds to an increasing set
value.
O311
Selection of
current range
4–20 mA
0–20 mA
O312
0/4 mA value;
enter
corresponding pH
(redox) or
temperature value
pH 2.00
pH –2.00 ... 16.00
–1500 mV
–1500 ... 1500 mV
0.0 %
0.0 ... 100.0 %
0.0 °C
–20.0 ... 150.0 °C
Enter the measured value
corresponding the the minimum
current value (0/4 mA) at the
transmitter output. (Spreading
see Technical data.)
O313
20 mA value;
enter
corresponding pH
(redox) or
temperature value
pH 12.00
pH –2.00 ... 16.00
1500 mV
–1500 ... 1500 mV
100.0 %
0.0 ... 100.0 %
100.0 °C
–20.0 ... 150.0 °C
Enter the measured value
corresponding to the maximum
current value (20 mA) at the
transmitter output. (Spreading
see Technical data.)
Factory settings are printed in bold face;
base version does not include functions in
italic
.
O
OUTPUT
Out1O1
Sel.Out
O2
Sel. Out2
°C
lin O3
Sel.Type
4-20 O311
Sel.Range
2.00
pH
O312
0/4 mA
12.00
pH
O313
20 mA
PM253E5A.CHP
Liquisys M CPM 223 / 253 Instrument configuration
Endress+Hauser 31
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