Siemens SIMATIC Manual page 333

6.5 Analog input module SM 331; AI 8 x 14 Bit High Speed; isochrone; (6ES7331-7HF0x-0AB0)
Technical specifications
Generation of analog values
Measuring principle
Integration/conversion time/resolution (per channel)
•
programmable
•
Basic conversion time per channel
•
Resolution (including overshoot range)
•
Interference frequency suppression at interference fre-
quency f1 in Hz
•
Basic execution time of the module (independent of the
number of enabled channels)
Interference frequency suppression, error limits
Interference frequency suppression at f = n (f1 ± 1 %), (f1 = interference frequency) n=1.2...
•
Common mode interference (CMV < 11 Vpp)
•
Series-mode interference (peak value < rated input range)
Crosstalk between inputs
Operational limit (across entire temperature range, relative to measurement range end value in the selected input range)
•
Voltage input
•
Current input
Basic error limit (operational limit at 25 °C, relative to the measurement range end value in the selected input range)
•
Voltage input
•
Current input
Temperature error (relative to input range)
Linearity error (relative to input range)
Repeat accuracy (in settled state at 25 °C, relative to input
range)
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ
Actual value conversion
yes
52 µs
14 bits
none 400
0.42 ms 2.5 ms
> 80 dB
> 40 dB
> 65 dB
± 1 V
± 5 V
± 10 V
1 V to 5 V
± 20 mA
0 mA to 20 mA
4 mA to 20 mA
± 1 V
± 5 V
± 10 V
1 V to 5 V
± 20 mA
0 mA to 20 mA
4 mA to 20 mA
± 0.004 %/K
± 0.03 %
± 0.1 %
Analog modules
60 50
16.7 ms 20 ms
± 0.3 %
± 0.4 %
± 0.3 %
± 0.4 %
± 0.3 %
± 0.3 %
± 0.3 %
± 0.2 %
± 0.25 %
± 0.2 %
± 0.25 %
± 0.2 %
± 0.2 %
± 0.2 %
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