Technical Data; Inputs; Analog Input Inp1 (Actual Value) - Siemens RWF55.5 User Manual

Resistance
thermometers
Thermal elements
Building Technologies Division
Infrastructure & Cities Sector
14

Technical data

14.1 Inputs

14.1.1 Analog input InP1 (actual value)

For resistance thermometers, thermal elements or standard signals with 2nd order
digital filters (configurable).
Sampling time
Type
Pt100; DIN EN 60751
Pt1000; DIN EN 60751
LG-Ni1000
0...135 
a Accuracies relate to the maximum measuring range.
Line resistance
Line balancing
Type
Measuring
range
Fe-CuNi J -200...+1200 °C
DIN EN 60584 (-328...+2192 °F)
NiCr-Ni K -200...+1372 °C
DIN EN 60584 (-328...+2502 °F)
Cu-CuNi T -200...+400 °C
DIN EN 60584 (-328...+752 °F)
NiCrSi-NiSi N -100...+1300 °C
DIN EN 60584 (-148...+2372 °F)
Pt-RhPt S -50...+1768 °C
DIN EN 60584 (-58...+3214 °F)
Pt-RhPt R -50...+1768 °C
DIN EN 60584 (-58...+3214 °F)
Pt-RhPt B 0...1820 °C
DIN EN 60584 (32...3308 °F)
a Accuracies relate to the maximum measuring range.
Cold-function temperature
User Manual RWF55...
14 Technical data
250 ms
Measuring Measuring
range accuracy
0,05%
-200...850 °C
(-328...1562 °F)
0,05%
-200...850 °C
(-328...1562 °F)
0,05%
-50...+160 °C
(-58...320 °F)
0,05%
Max. 30  per line with 3-wire circuit
Not required with 3-wire circuits.
With 2-wire circuits, line balancing can be
performed by making an actual value
correction
Measuring
a
accuracy
0.25%
0.25%
0.25%
0.25%
0.25%
0.25%
0.25%
Internal
Impact of
a
ambient
temperature
50 ppm/K
50 ppm/K
50 ppm/K
50 ppm/K
Impact of ambient
temperature
100 ppm/K
100 ppm/K
100 ppm/K
100 ppm/K
100 ppm/K
100 ppm/K
100 ppm/K
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CC1U7867en
05.11.2013