Siemens SIMATIC ET 200S Operating Instructions Manual page 61

Limit-Value Monitoring
The following value ranges are permitted for limit-value monitoring:
Lower limit f
0 to 99,999,999 Hz*10
Possible Measurement Ranges with Error Indication
Integration time
Technological Functions
Operating Instructions, 02/2007, A5E00124867-05
u
-3
fmin + absolute error
10 s
1 s
0.1 s
0.01 s
Upper limit f
f +1 to 100,000,000 Hz*10
u
0.1 Hz ± 0.001 Hz
1 Hz ± 0.001 Hz
10 Hz ± 0.002 Hz
100 Hz ± 0.013 Hz
1Count24V/100kHz
2.7 Measurement Modes
o
-3
fmax + absolute error
100000 Hz ± 18 Hz
100000 Hz ± 11 Hz
100000 Hz ± 10 Hz
100000 Hz ± 13 Hz
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