Siemens SIMATIC ET 200S Operating Instructions Manual page 193

Parameter
High limit
Integration time [n*10ms]
Encoder pulses per revolution
DO1/DO2 diagnostics (wire break, short circuit) are possible only with pulse lengths of >90 ms on digital output DO1/DO2.
1
Only relevant in rotational speed measurement mode
2
Parameter Assignment Error
The following parameter assignment errors may occur:
• Incorrect mode
• Low limit incorrect
• High limit incorrect
• Integration time incorrect
• Encoder pulses incorrect
What to Do in the Event of Errors
Check the set value ranges.
Technological Functions
Operating Instructions, 02/2007, A5E00124867-05
Value Range
Frequency measurement:
Low limit+1 to f
Rotational speed measurement:
Low limit+1 to n
Period measurement:
Low limit+1 to T
Frequency measurement:
1...1000
Rotational speed measurement:
1...1000
Period measurement:
1... 12000
1...65535
2
Default
f
max
n
max
T
max
10
10
10
1
1Count5V/500kHz
3.7 Measurement Modes
max
max
max
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