SICK DUSTHUNTER T

Temperature Measurement
Transmitters for rail mounting
SITRANS TR300
two-wire system, universal, HART
3/43
Siemens FI 01 · 2012
3
SITRANS TR300, sensor connection assignment
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--
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Current measurement
Voltage measurement
Three-wire system
Four-wire system
Generation of average
value/difference
1)
Three-wire system
Four-wire system
Generation of average
value/difference
1)
Generation of average value / difference
with internal cold junction compensation
1)
Programmable line resistance for the purpose of correction.
Test terminals
Resistance thermometer Resistance
Thermocouple
Power supply/
4 ... 20 mA (U
aux
)
Two-wire system
1)
Two-wire system
1) Cold junction compensation
internal/fixed value
Cold junction compensation with
external Pt100 in two-wire system
1)
Cold junction compensation with
external Pt100 in three-wire system
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5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
5 6 7 85 6 7 8
1 2 3 41 2 3 4
1 2 3 41 2 3 4
5 6 7 85 6 7 8
++
--
++
--
AA
RTD
R
RTD
R
RTD
RTD1
RTD2
R
TC
TC
RTD
TC
RTD
+
-
+
-
+
-
TC1
TC2
U
aux
+
-
R
I
U
R2
R2
R1R1
© Siemens AG 2011