Weidmuller PT 100/4 signal conditioners for current output User Manual
Page 10
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28
Example
Input range:
-50 ... +150 °C
Minimum input temperature:
= -50 °C
Choose next lower or equal value according to table for
ϑ
min
.
Table value
-60 °C
Set DIP switch 1 to OFF; DIP switches 2 and 3 to
ON.
The span is 200 K (150 °C - (-50 °C)).
The table value lies between 165 ... 245 °C
Set DIP switch 4 to OFF; DIP switches 5 and 6 to
ON.
The input range must be raised by 10 K (-60 °C + 50 °C).
The 10 K correspond to 5 % of the span (see calculation).
The input range can be raised by up to 25 % using the "null" po-
tentiometer.
Calculation:
Should the 25 % be exceeded using the above calculation, then
an adjustment to the temperature input range is not possible.
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