II - DCE FEL ČVUT v Praze

SIMATIC S7 Ex Analog Modules
Effective
measuring ranges
of resistance
sensors
3-6
Table 3-5 shows the representation of the digitized measured value for
resistance sensors with the measuring ranges 150 Ω, 300 Ω and 600 Ω.
Table 3-5 Representation of the digitized measured value of an analog input module (resistance sensor)
Measuring Measuring Measuring
Units
range 150 Ω range 300 Ω range 600 Ω decimal hexadecimal
Range
> 176.383 > 352.767 > 705.534 32767 7FFFH Overflow
176.383 352.767 705.534 32511 7EFFH
: : : : : Overrange 1) g
150.005 300.011 600.022 27649 6C01H
150.000 300.000 600.000 27648 6C00H
112.500 225.000 450.000 20736 5100H
: : : : :
0.000 0.000 0.000 0 0H
(negative values physically not possible)
1) The same degree of accuracy as in the rated range is guaranteed in the overrange.
Rated range
I/O Modules with Intrinsically-Safe Signals
C79000-G7076-C152-04