Siemens RWF55.50A9 - 14 Technical Data; Analog Input Specifications

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