Siemens SIMATIC ET 200PA SMART - Page 193

Technical specifications
● Additional conversion time for wire break detection in ms
2.5 2.5 2.5 2.5
● Resolution in bits (including overrange)
9 + sign 12 +
sign
12 + sign 15 + sign
● Interference frequency suppression for interference
frequency f1 in Hz
400 60 50 10
Interference suppression, error limits
Interference voltage suppression for f = n x (f1 ± 1 %), (f1 = interference frequency)
● Common-mode interference suppression (U
ISO
< 60 V)
> 130 dB
● Series-mode interference suppression (interference
peak value < rated value of input range)
> 40 dB
Crosstalk attenuation between inputs (UISO < 60 V) > 70 dB
Operational limit (in total temperature range, relative to input range)
● ± 25 mV
● ± 50 mV
● ± 80 mV
● ± 250 mV/± 500 mV/± 1 V
± 0.09 %
± 0.06 %
± 0.05 %
± 0.04 %
Basic error limit (Operational limit at 25℃, relative to input range)
● ± 25 mV
● ± 50 mV
● ± 80 mV
● ± 250 mV/± 500 mV/± 1 V
± 0.018 %
± 0.014 %
± 0.011 %
± 0.008 %
Temperature error (relative to input range)
● ± 25 mV
● ± 50 mV
● ± 80 mV
● ± 250 mV/± 500 mV/± 1 V
± 0.0019 %/K
± 0.0013 %/K
± 0.0011 %/K
± 0.0010 %/K
Linearity error (relative to input range) ± 0.003 %
Repeatability (in steady-state condition at 25 °C, relative to
input range)
± 0.003 %
The accuracy of temperature measurement with external
compensation with thermal resistors is derived from:
● Error for the analog input of the type
of thermocouple used
● Accuracy
1
of the type of thermal
resistor used for compensation
● Error
1
of the compensation input
The accuracy of temperature measurement with external
compensation with compensation box is derived from:
● Error for the analog input of the type
of thermocouple used
● Accuracy
1
of the compensation box
● Error
1
of the compensation input
The accuracy of temperature measurement with compensa‐
tion of the external reference junction maintained at 0 °C / 50
°C is derived from:
● Error for the analog input of the type
of thermocouple used
● Accuracy
1
of the reference junction
temperature
ET 200PA SMART I/O modules
10.4 Analog input modules
ET 200PA SMART
Operating Instructions, 06/2019, A5E34192013-AB 193